:root {
  color-scheme: light;
  --ink: #1A1A2E;
  --muted: #6B7280;
  --soft: #9CA3AF;
  --line: #E5E7EB;
  --paper: #F8F9FA;
  --panel: #ffffff;
  --panel-soft: #F1F5F9;
  --black: #E91E63;
  --accent: #E91E63;
  --accent-ink: #ffffff;
  --accent-soft: rgba(233, 30, 99, 0.08);
}

body.atlas-learn,
body.student-page {
  --atlas-bg: #F1F5F9;
  --atlas-panel: #ffffff;
  --atlas-sidebar: #E8ECF1;
  --atlas-active: #DDE3EA;
  --atlas-line: #CBD5E1;
  --atlas-ink: #1A1A2E;
  --atlas-muted: #334155;
  --atlas-dim: #94A3B8;
  --atlas-green: #E91E63;
  --atlas-green-soft: rgba(233, 30, 99, 0.08);
  --atlas-green-ink: #ffffff;
}

body.atlas-learn {
  display: flex;
  height: 100vh;
  overflow: hidden;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  user-select: text;
}

/* Protected pages stay blank until the student shell confirms authentication. */
body.atlas-learn.auth-guarded:not(.auth-allowed) > :not(.activity-bar):not(#studentShellLayer) {
  visibility: hidden;
}

body.student-page.auth-guarded:not(.auth-allowed) > :not(.student-topbar):not(#dashboardLoginModal) {
  visibility: hidden;
}

body.atlas-learn button,
body.atlas-learn .activity-bar,
body.atlas-learn input,
body.atlas-learn textarea,
body.atlas-learn select { user-select: text; }

html[data-fde-theme="dark"] body.atlas-learn,
html[data-fde-theme="dark"] body.student-page {
  --atlas-bg: #1A1A2E;
  --atlas-panel: #252B3A;
  --atlas-sidebar: #1E2433;
  --atlas-active: #303A4A;
  --atlas-line: #3D4760;
  --atlas-ink: #E2E8F0;
  --atlas-muted: #94A3B8;
  --atlas-dim: #64748B;
  --atlas-green: #E91E63;
}

body.admin-console {
  --atlas-bg: #F1F5F9;
  --atlas-panel: #ffffff;
  --atlas-sidebar: #E8ECF1;
  --atlas-active: #DDE3EA;
  --atlas-line: #CBD5E1;
  --atlas-ink: #1A1A2E;
  --atlas-muted: #475569;
  --atlas-dim: #64748B;
  --atlas-green: #E91E63;
  --atlas-green-soft: rgba(233, 30, 99, 0.08);
  --atlas-green-ink: #ffffff;
  min-height: 100vh;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-size: 14px;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

:where(a, button, input, select, textarea):focus-visible {
  outline: 2px solid rgba(233, 30, 99, 0.48);
  outline-offset: 2px;
}

:where(button, input, select, textarea):disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

:where(input, select, textarea).error,
:where(input, select, textarea):invalid:not(:placeholder-shown) {
  border-color: rgba(190, 74, 74, 0.72);
  box-shadow: 0 0 0 3px rgba(190, 74, 74, 0.08);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 60px;
  padding: 0 44px;
  background: rgba(244, 244, 242, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 6px;
  color: var(--accent-ink);
  background: var(--black);
  font-size: 12px;
  letter-spacing: 0;
}

.nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 13px;
}

.nav a:hover {
  color: var(--accent);
}

.nav-cta,
.button,
.signup button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 15px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 650;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-auth {
  padding: 7px 3px;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.topbar-auth:hover {
  color: var(--accent);
}

.nav-cta,
.button.primary,
.signup button {
  color: var(--accent-ink);
  background: var(--black);
  border: 1px solid var(--black);
}

.button.secondary {
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--panel);
}

.button.secondary:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 1.14fr);
  gap: 42px;
  align-items: center;
  min-height: calc(100vh - 60px);
  padding: 58px 44px 38px;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--soft);
  font-size: 11px;
  font-weight: 750;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 620px;
  margin-bottom: 18px;
  font-size: clamp(38px, 5.2vw, 72px);
  line-height: 1;
  font-weight: 760;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: 31px;
  line-height: 1.18;
  font-weight: 720;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 17px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0;
}

.lead {
  max-width: 560px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 30px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  max-width: 510px;
  margin: 0;
}

.metrics div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.62);
}

.metrics dt {
  color: var(--accent);
  font-size: 24px;
  font-weight: 760;
}

.metrics dd {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.hero-media {
  margin: 0;
}

.hero-media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 6px;
  filter: grayscale(0.82) contrast(0.92) brightness(1.08);
}

.section {
  padding: 64px 44px;
  border-top: 1px solid var(--line);
}

.section-head {
  max-width: 720px;
  margin-bottom: 26px;
}

.section-text {
  max-width: 600px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.agent-card,
.signup,
.timeline > div {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
}

.card,
.agent-card {
  padding: 22px;
}

.card p,
.agent-card p,
.timeline p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1.14fr);
  gap: 34px;
  align-items: start;
}

.timeline {
  display: grid;
  gap: 10px;
}

.timeline > div {
  padding: 18px;
}

.timeline span,
.agent-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 24px;
  margin-bottom: 9px;
  border-radius: 999px;
  color: var(--ink);
  background: var(--panel-soft);
  border: 1px solid var(--line);
  font-size: 11px;
  font-weight: 760;
}

.timeline strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  line-height: 1.35;
}

.agent-card a {
  display: inline-flex;
  margin-top: 8px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  border-bottom: 1px solid var(--accent);
}

.signup {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.signup label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.signup input,
.signup select,
.signup textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 11px 12px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}

.signup textarea {
  resize: vertical;
}

.form-note {
  margin: 0;
  color: var(--soft);
  font-size: 12px;
}

.learn-body {
  min-height: 100vh;
  overflow: hidden;
}

.learn-topbar {
  display: none;
}

.learn-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.learn-status a,
.learn-status span {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
}

.learn-shell {
  display: grid;
  grid-template-columns: 52px 292px minmax(0, 1fr) 352px;
  height: 100vh;
}

.app-rail {
  display: grid;
  align-content: start;
  gap: 4px;
  padding: 8px 5px;
  border-right: 1px solid var(--atlas-line);
  background: var(--atlas-sidebar);
}

.app-rail a {
  display: grid;
  justify-items: center;
  gap: 4px;
  padding: 7px 2px;
  border: 1px solid transparent;
  border-radius: 7px;
  color: var(--atlas-muted);
  font-size: 10px;
}

.app-rail a.active,
.app-rail a:hover {
  color: var(--atlas-green-ink);
  border-color: rgba(139, 207, 154, 0.24);
  background: var(--atlas-green-soft);
}

.app-rail a.active::before {
  content: "";
  position: absolute;
  left: 0;
  width: 2px;
  height: 28px;
  border-radius: 999px;
  background: var(--atlas-green);
}

.app-rail span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--atlas-green);
  font-size: 12px;
  font-weight: 800;
}

.app-rail strong {
  font-size: 10px;
}

.learn-sidebar,
.qa-panel {
  min-height: 0;
  overflow: auto;
  padding: 18px;
  border-right: 1px solid var(--line);
  background: #f0f0ee;
}

.profile-strip,
.brain-card {
  margin-bottom: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
}

.profile-strip span {
  display: block;
  margin-bottom: 6px;
  color: var(--soft);
  font-size: 11px;
  font-weight: 750;
}

.profile-strip strong {
  display: block;
  margin-bottom: 5px;
  font-size: 14px;
}

.profile-strip p,
.brain-card p,
.brain-card li {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.profile-strip p,
.brain-card p {
  margin: 0;
}

.brain-card ul {
  display: grid;
  gap: 5px;
  padding-left: 17px;
  margin: 10px 0 0;
}

.qa-panel {
  border-right: 0;
  border-left: 1px solid var(--line);
}

.panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 12px;
}

.panel-title strong {
  color: var(--ink);
  font-size: 12px;
}

.course-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 16px;
}

.course-switch button,
.slide-toolbar button,
.audio-bar button,
.assignment-bar button,
.qa-input button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
}

.course-switch button.active,
.slide-toolbar button,
.assignment-bar button,
.qa-input button {
  color: var(--accent-ink);
  background: var(--black);
  border-color: var(--black);
}

.lesson-list {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 0 0 18px;
  list-style: none;
}

.lesson-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.68);
}

.lesson-list li.active {
  border-color: var(--ink);
  background: #fff;
}

.lesson-list span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--paper);
  font-size: 11px;
  font-weight: 800;
}

.lesson-list strong {
  display: block;
  margin-bottom: 3px;
  font-size: 13px;
}

.lesson-list small,
.sidebar-note p,
.chat p,
.assignment-bar p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.sidebar-note {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.7);
}

.sidebar-note strong {
  font-size: 13px;
}

.sidebar-note p {
  margin: 6px 0 0;
}

.lesson-stage {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  min-width: 0;
  min-height: 0;
  padding: 0 22px 22px;
  overflow: auto;
  background: #f7f7f5;
}

.lesson-tabs {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  min-height: 34px;
  margin: 0 -22px 16px;
  padding: 0 10px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.lesson-tabs button {
  min-height: 33px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: 6px 6px 0 0;
  color: var(--muted);
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
}

.lesson-tabs button.active {
  color: var(--ink);
  border-color: var(--line);
  background: var(--paper);
}

.slide-toolbar {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.slide-toolbar h1 {
  margin-bottom: 0;
  font-size: 28px;
  line-height: 1.16;
}

.slide-card {
  display: grid;
  align-content: center;
  min-height: 430px;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.slide-kicker {
  color: var(--soft);
  font-size: 12px;
  font-weight: 750;
}

.slide-card h2 {
  max-width: 760px;
  font-size: 34px;
}

.slide-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.slide-grid div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
}

.slide-grid span {
  display: block;
  margin-bottom: 6px;
  color: var(--soft);
  font-size: 11px;
}

.slide-grid strong {
  font-size: 13px;
}

.audio-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
}

.audio-track {
  height: 6px;
  border-radius: 999px;
  background: #d8d8d6;
  overflow: hidden;
}

.audio-track span {
  display: block;
  width: 44%;
  height: 100%;
  background: var(--black);
}

.audio-bar time {
  color: var(--muted);
  font-size: 12px;
}

.assignment-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.74);
}

.assignment-bar h3 {
  margin-bottom: 4px;
  font-size: 16px;
}

.assignment-bar p {
  margin: 0;
}

.chat-list {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.agent-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}

.agent-tabs button {
  min-height: 30px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.72);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
}

.agent-tabs button.active {
  color: var(--accent-ink);
  background: var(--black);
  border-color: var(--black);
}

.agent-role-hint {
  padding: 7px 12px;
  border-bottom: 1px solid var(--atlas-line);
  color: var(--atlas-muted);
  background: rgba(96, 150, 112, .06);
  font-size: 11px;
  line-height: 1.45;
}

.agent-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--atlas-line);
}

.agent-actions button {
  min-height: 26px;
  padding: 0 9px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-muted);
  background: var(--atlas-panel);
  font-size: 11px;
}

.agent-actions button:hover {
  border-color: rgba(96, 150, 112, .45);
  color: var(--atlas-green-strong, #4f8660);
  background: rgba(96, 150, 112, .08);
}

.chat {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
}

.chat.user {
  background: #fff;
}

.chat strong {
  display: block;
  margin-bottom: 5px;
  font-size: 12px;
}

.chat p {
  margin: 0;
}

.qa-input {
  display: grid;
  gap: 8px;
}

.qa-input textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 11px;
  resize: vertical;
  font: inherit;
  font-size: 13px;
}

.settings-panel {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.settings-panel label {
  display: grid;
  gap: 7px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.settings-panel select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  font-size: 12px;
}

.settings-panel .toggle-row {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
}

@media (max-width: 900px) {
  .topbar {
    padding: 0 18px;
  }

  .nav {
    display: none;
  }

  .hero,
  .split,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding: 38px 18px 32px;
  }

  .section {
    padding: 48px 18px;
  }

  h1 {
    font-size: 42px;
  }

  h2 {
    font-size: 26px;
  }

  .hero-media {
    order: -1;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .learn-body {
    overflow: auto;
  }

  .learn-shell {
    grid-template-columns: 1fr;
    height: auto;
  }

  .app-rail {
    grid-auto-flow: column;
    grid-template-columns: repeat(5, 1fr);
    overflow: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .learn-sidebar,
  .qa-panel {
    border: 0;
    border-bottom: 1px solid var(--line);
  }

  .slide-card {
    min-height: 360px;
    padding: 24px;
  }

  .slide-card h2 {
    font-size: 25px;
  }

  .slide-grid {
    grid-template-columns: 1fr 1fr;
  }

  .assignment-bar,
  .slide-toolbar {
    align-items: stretch;
    flex-direction: column;
  }
}

/* Atlas-style learning workspace */
.atlas-learn .activity-bar {
  position: sticky;
  top: 0;
  height: 100vh;
  min-height: 100vh;
  width: 48px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 0;
  border-right: 1px solid var(--atlas-line);
  background: var(--atlas-sidebar);
}

.atlas-learn .ab-item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  color: #64748B;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0;
  text-decoration: none;
  appearance: none;
}

.atlas-learn .ab-item svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.8;
}

.atlas-learn.workspace-loading .atlas-main,
.atlas-learn.workspace-loading .platform-main,
.atlas-learn.workspace-loading .atlas-sidebar,
.atlas-learn.workspace-loading .atlas-right {
  opacity: 0.68;
  transition: opacity 0.12s ease;
}

.atlas-learn .ab-item:hover,
.atlas-learn .ab-item.active {
  color: #C2185B;
  background: rgba(233, 30, 99, 0.14);
}

.atlas-learn .ab-item.active::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 9px;
  bottom: 9px;
  width: 2px;
  border-radius: 1px;
  background: var(--atlas-green);
}

.atlas-learn .ab-spacer {
  flex: 1;
  min-height: 0;
}

.atlas-learn .shell-user-btn {
  flex: 0 0 40px;
  margin-top: auto !important;
}

.atlas-learn .shell-settings-btn {
  flex: 0 0 40px;
  margin-top: 2px;
}

.atlas-sidebar {
  width: 220px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.atlas-learn .sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 40px;
  padding: 0 14px;
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.atlas-learn .sidebar-header button {
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 6px;
  color: var(--atlas-muted);
  background: transparent;
  font-size: 16px;
}

.atlas-learn .sidebar-header button:hover {
  background: var(--atlas-active);
}

.atlas-learn .sidebar-body {
  flex: 1;
  overflow: auto;
  padding: 6px 0 12px;
}

.atlas-block {
  margin: 6px 7px;
  padding: 9px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: var(--atlas-active);
}

.atlas-block .block-label {
  margin-bottom: 7px;
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 800;
}

.atlas-learn .course-tree-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.atlas-learn .course-tree-label em {
  color: var(--atlas-dim);
  font-size: 10px;
  font-style: normal;
  font-weight: 700;
}

.atlas-learn #lessonTree {
  max-height: min(58vh, 620px);
  overflow-y: auto;
  padding-right: 2px;
}

.atlas-block h2 {
  margin-bottom: 6px;
  font-size: 15px;
  line-height: 1.3;
}

.atlas-block p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.55;
}

.atlas-learn .course-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 10px;
}

.atlas-learn .course-tabs button,
.atlas-learn .right-tabs button,
.atlas-learn .workspace-head button,
.atlas-learn .atlas-assignment button,
.atlas-learn .chat-input-bar button {
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-ink);
  background: var(--atlas-panel);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
}

.atlas-learn .course-tabs button.active,
.atlas-learn .right-tabs button.active,
.atlas-learn .workspace-head button,
.atlas-learn .atlas-assignment button,
.atlas-learn .chat-input-bar button {
  color: var(--atlas-green-ink);
  border-color: var(--black);
  background: var(--black);
}

.atlas-learn .tree-item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  margin: 4px -4px;
  padding: 7px;
  border-left: 2px solid transparent;
  border-radius: 7px;
  color: var(--atlas-muted);
  font-size: 12px;
}

.atlas-learn .tree-item:hover,
.atlas-learn .tree-item.active {
  color: var(--atlas-ink);
  background: var(--atlas-panel);
}

.atlas-learn .tree-item.active {
  border-left-color: var(--atlas-green);
}

.atlas-learn .tree-item span {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--atlas-sidebar);
  font-size: 10px;
  font-weight: 800;
}

.atlas-learn .tree-item strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
}

.atlas-learn .tree-item em {
  color: var(--atlas-dim);
  font-size: 11px;
  font-style: normal;
}

.brain-row {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 8px;
  padding: 7px 0;
  border-top: 1px solid rgba(201, 208, 218, 0.7);
  font-size: 12px;
}

.brain-row strong {
  color: var(--atlas-dim);
}

.brain-row span {
  color: var(--atlas-ink);
}

.atlas-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.atlas-learn .tabs {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  min-height: 36px;
  padding: 0 8px;
  border-bottom: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.atlas-learn .tab {
  min-height: 35px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: 6px 6px 0 0;
  color: var(--atlas-muted);
  background: transparent;
  font-size: 12px;
}

.atlas-learn .tab.active {
  color: var(--atlas-ink);
  border-color: var(--atlas-line);
  background: var(--atlas-bg);
}

.atlas-learn .workspace {
  flex: 1;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 8px;
  overflow: auto;
  padding: 10px;
}

.workspace-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.workspace-head h1 {
  margin: 0;
  font-size: 23px;
  line-height: 1.16;
}

.workspace-head button,
.atlas-assignment button {
  min-height: 34px;
  padding: 0 13px;
}

.workspace-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 7px;
}

.atlas-slide {
  position: relative;
  display: grid;
  align-content: start;
  grid-template-columns: minmax(0, 1fr);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  min-height: 0;
  overflow: visible;
  padding: 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 10px;
  background: var(--atlas-panel);
}

.player-stage {
  display: grid;
  align-self: start;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow: visible;
  padding: 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: #eceeea;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "canvas"
    "toolbar"
    "narration"
    "media";
  grid-template-rows: auto minmax(34px, auto) auto auto;
  gap: 8px;
  min-height: 0;
  isolation: isolate;
}

.player-toolbar,
.player-media {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.player-toolbar {
  position: relative;
  z-index: 3;
  grid-area: toolbar;
  min-height: 34px;
}
.slide-canvas { grid-area: canvas; }
.slide-narration { grid-area: narration; }
.player-media { grid-area: media; }

.player-toolbar button {
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
  font-weight: 750;
}

.player-toolbar #fullscreenPpt {
  margin-left: auto;
  color: #C2185B;
  border-color: rgba(233, 30, 99, 0.35);
  background: rgba(233, 30, 99, 0.08);
}

.fullscreen-audio-toggle { display: none; }

.player-stage:fullscreen {
  display: grid;
  box-sizing: border-box;
  width: 100vw;
  height: 100vh;
  max-width: none;
  padding: 18px clamp(18px, 4vw, 56px);
  overflow: hidden;
  grid-template-rows: minmax(0, 1fr) 40px;
  grid-template-areas:
    "canvas"
    "toolbar";
  gap: 12px;
  border: 0;
  border-radius: 0;
  background: #151715;
}

.player-stage:fullscreen .player-toolbar {
  width: min(100%, 1440px);
  margin: 0 auto;
  align-self: center;
}

.player-stage:fullscreen .player-toolbar span {
  color: rgba(255, 255, 255, .72);
}

.player-stage:fullscreen .player-toolbar button {
  border-color: rgba(255, 255, 255, .22);
  color: #fff;
  background: rgba(255, 255, 255, .1);
}

.player-stage:fullscreen .fullscreen-audio-toggle,
.player-stage.is-mobile-ppt-focus .fullscreen-audio-toggle { display: inline-flex; }

.player-stage:fullscreen .player-toolbar #fullscreenPpt {
  color: #fff;
  border-color: rgba(233, 30, 99, .62);
  background: rgba(233, 30, 99, .34);
}

.player-stage:fullscreen .slide-canvas {
  align-self: center;
  width: min(100%, calc((100vh - 106px) * 1.77778));
  height: auto;
  max-width: none;
  max-height: calc(100vh - 106px);
  margin: 0 auto;
  border: 0;
  border-radius: 2px;
  box-shadow: 0 20px 70px rgba(0, 0, 0, .42);
}

.player-stage:fullscreen .slide-narration,
.player-stage:fullscreen .player-media {
  display: none;
}

/* Fallback for mobile browsers that only allow native full screen for video. */
.player-stage.is-mobile-ppt-focus {
  position: fixed;
  z-index: 2147483647;
  inset: 0;
  display: grid;
  box-sizing: border-box;
  width: 100vw;
  height: 100dvh;
  max-width: none;
  padding: 10px;
  overflow: hidden;
  grid-template-rows: minmax(0, 1fr) 38px;
  grid-template-areas: "canvas" "toolbar";
  gap: 8px;
  border: 0;
  border-radius: 0;
  background: #151715;
}

.player-stage.is-mobile-ppt-focus .slide-canvas {
  align-self: center;
  width: min(100%, calc((100dvh - 58px) * 1.77778));
  height: auto;
  max-height: calc(100dvh - 58px);
  margin: 0 auto;
  border: 0;
  border-radius: 2px;
  padding: 0;
  background: #000;
}

.player-stage.is-mobile-ppt-focus .slide-canvas > :not(.ppt-slide-image):not(.slide-loading) { display: none !important; }
.player-stage.is-mobile-ppt-focus .ppt-slide-image { width: 100%; height: 100%; object-fit: contain; }

.player-stage.is-mobile-ppt-focus .player-toolbar { width: 100%; margin: 0 auto; }
.player-stage.is-mobile-ppt-focus .player-toolbar span { color: rgba(255, 255, 255, .72); }
.player-stage.is-mobile-ppt-focus .player-toolbar button { color: #fff; border-color: rgba(255, 255, 255, .22); background: rgba(255, 255, 255, .1); }
.player-stage.is-mobile-ppt-focus .player-toolbar #fullscreenPpt { color: #fff; border-color: rgba(233, 30, 99, .62); background: rgba(233, 30, 99, .34); }
.player-stage.is-mobile-ppt-focus .slide-narration,
.player-stage.is-mobile-ppt-focus .player-media { display: none; }

.mobile-rotate-prompt { display: none; }

@media (max-width: 700px) and (orientation: portrait) {
  .player-stage.is-mobile-ppt-focus .mobile-rotate-prompt {
    position: absolute;
    z-index: 2;
    inset: 0;
    display: grid;
    place-content: center;
    gap: 8px;
    padding: 24px;
    color: #fff;
    text-align: center;
    background: #151715;
  }
  .player-stage.is-mobile-ppt-focus .mobile-rotate-prompt strong { font-size: 20px; }
  .player-stage.is-mobile-ppt-focus .mobile-rotate-prompt span { color: rgba(255, 255, 255, .68); font-size: 13px; }
  .player-stage.is-mobile-ppt-focus .slide-canvas,
  .player-stage.is-mobile-ppt-focus .player-toolbar { visibility: hidden; }
}

.player-toolbar span,
.player-media div {
  color: var(--atlas-dim);
  font-size: 12px;
  font-weight: 750;
}

.slide-canvas {
  --slide-accent: #5b9b70;
  display: grid;
  align-self: start;
  grid-column: 1;
  align-content: center;
  min-width: 0;
  min-height: 0;
  width: min(100%, 1120px);
  max-width: 100%;
  aspect-ratio: 16 / 9;
  margin: 0 auto;
  overflow: hidden;
  padding: clamp(16px, 3vw, 30px);
  border: 1px solid var(--atlas-line);
  border-top: 4px solid var(--slide-accent);
  border-radius: 3px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(28, 36, 30, 0.12);
}

.slide-canvas[data-slide-tone="blue"] { --slide-accent: #5d83b6; }
.slide-canvas[data-slide-tone="amber"] { --slide-accent: #b1894d; }
.slide-canvas[data-slide-tone="rose"] { --slide-accent: #E91E63; }

.slide-canvas:not(.has-ppt-native):not(.has-ppt-frame) {
  background: linear-gradient(135deg, #fff 0%, #fbfcfa 68%, rgba(91, 155, 112, .08) 100%);
}

.slide-canvas.is-changing {
  animation: slide-enter 240ms cubic-bezier(.22, .61, .36, 1);
}

.slide-body {
  display: block;
  max-height: 54%;
  overflow: hidden;
  margin-top: 12px;
}

.ppt-body-grid {
  display: grid;
  grid-template-columns: minmax(150px, .72fr) minmax(0, 1.28fr);
  gap: 18px;
  min-height: 0;
}

.ppt-outline,
.ppt-main-copy {
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid rgba(110, 132, 115, .22);
  border-radius: 7px;
  background: rgba(247, 249, 246, .76);
}

.ppt-main-copy {
  background: rgba(255, 255, 255, .78);
}

.ppt-section-label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  color: var(--atlas-dim);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.ppt-section-label svg {
  width: 14px;
  height: 14px;
  color: var(--slide-accent);
}

.ppt-outline-list {
  display: grid;
  gap: 8px;
}

.slide-bullet {
  display: grid;
  grid-template-columns: 23px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.45;
}

.slide-bullet span {
  width: 6px;
  height: 6px;
  margin-top: 7px;
  border-radius: 50%;
  background: rgba(88, 151, 104, .68);
}

.slide-bullet b {
  color: var(--slide-accent);
  font-size: 10px;
  letter-spacing: .04em;
}

.slide-bullet strong {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.ppt-main-copy > p {
  display: -webkit-box;
  overflow: hidden;
  color: var(--atlas-muted);
  font-size: 13px;
  font-weight: 620;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
}

.ppt-conclusion {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--atlas-line);
  color: var(--atlas-ink);
  font-size: 11px;
  font-weight: 750;
  line-height: 1.45;
}

.ppt-conclusion svg {
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  color: var(--slide-accent);
}

.slide-canvas.has-ppt-native,
.slide-canvas.has-ppt-frame {
  position: relative;
  place-items: center;
  padding: 0;
  background: #fff;
  border-top-width: 1px;
}

.ppt-slide-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
  contain: layout paint;
  will-change: opacity;
  opacity: 1;
  transition: opacity 120ms ease-out, transform 120ms ease-out;
}

.ppt-slide-image.is-ready {
  opacity: 1;
  transform: translateZ(0);
}

.ppt-slide-image[hidden] {
  display: none;
}

.slide-loading {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: rgba(250, 251, 249, .22);
  pointer-events: none;
}

.slide-loading[hidden] {
  display: none;
}

.slide-loading span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(32, 35, 31, .5);
  animation: slide-loading-dot 780ms ease-in-out infinite;
}

.slide-loading span:nth-child(2) { animation-delay: 130ms; }
.slide-loading span:nth-child(3) { animation-delay: 260ms; }

@keyframes slide-loading-dot {
  0%, 100% { opacity: .28; transform: translateY(0); }
  50% { opacity: .9; transform: translateY(-3px); }
}

.ppt-player-frame {
  display: none !important;
  width: 100%;
  height: 100%;
  min-height: 0;
  border: 0;
  border-radius: 0;
  background: #fff;
}

.ppt-player-frame[hidden] {
  display: none;
}

.slide-narration {
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.78);
}

.slide-narration span {
  display: block;
  margin-bottom: 4px;
  color: var(--atlas-dim);
  font-size: 10px;
  font-weight: 800;
}

.slide-narration p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.65;
}

@keyframes slide-enter {
  from { opacity: .35; transform: translateX(9px); }
  to { opacity: 1; transform: translateX(0); }
}

.player-media audio {
  width: min(100%, 360px);
}

.player-media {
  flex-wrap: wrap;
  min-width: 0;
}

.player-media .player-controls {
  flex: 0 1 auto;
}

.player-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.player-controls button,
.player-toggle {
  color: var(--atlas-muted);
  font-size: 11px;
  font-weight: 700;
}

.player-controls button {
  min-height: 28px;
  padding: 0 9px;
  border: 1px solid var(--atlas-line);
  border-radius: 5px;
  background: rgba(236, 247, 239, 0.7);
}

.shell-auth-switch {
  display: block;
  margin: 12px auto 0;
  border: 0;
  color: var(--atlas-muted);
  background: transparent;
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.player-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.player-media div {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.atlas-slide p {
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 800;
}

.atlas-slide h2 {
  max-width: 100%;
  margin: 4px 0 0;
  font-size: clamp(22px, 2.7vw, 34px);
  line-height: 1.16;
}

.atlas-slide .slide-body {
  max-width: 100%;
  margin: 9px 0 0;
  color: var(--atlas-muted);
  font-size: clamp(12px, 1.15vw, 15px);
  font-weight: 650;
  line-height: 1.6;
}

.atlas-slide-grid {
  display: none !important;
  max-width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.atlas-slide-grid div {
  padding: 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-bg);
}

.atlas-slide-grid .slide-note {
  grid-column: 1 / -1;
}

.atlas-slide-grid span {
  display: block;
  margin-bottom: 6px;
  color: var(--atlas-dim);
  font-size: 11px;
}

.atlas-slide-grid strong {
  font-size: 13px;
}

.avatar-window {
  position: relative;
  top: auto;
  right: auto;
  z-index: 1;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 146px;
  padding: 8px 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 26px rgba(25, 32, 42, 0.08);
}

.avatar-face {
  display: grid;
  place-items: end center;
  width: 38px;
  height: 38px;
  overflow: hidden;
  border-radius: 50%;
  background: #dce3ea;
}

.avatar-face img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 27%;
  transform-origin: 50% 58%;
  transition: transform 180ms ease;
}

.avatar-face span {
  position: absolute;
  width: 14px;
  height: 2px;
  bottom: 8px;
  left: 12px;
  border-radius: 999px;
  background: rgba(21, 30, 25, 0.55);
  opacity: 0;
  transform: scaleX(0.75);
}

.avatar-face.is-speaking img {
  animation: avatar-speaking 1.2s ease-in-out infinite;
}

.avatar-face.is-speaking span {
  animation: avatar-mouth 0.72s ease-in-out infinite;
}

.avatar-window strong,
.avatar-window em {
  display: block;
  font-size: 12px;
}

.avatar-window em {
  margin-top: 2px;
  color: var(--atlas-dim);
  font-style: normal;
  font-size: 11px;
}

@keyframes avatar-mouth {
  0%,
  100% {
    transform: scaleY(1);
  }
  45% {
    transform: scaleY(2.3);
  }
}

@keyframes avatar-speaking {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-0.6px) scale(1.025);
  }
}

.atlas-assignment {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 10px;
  background: var(--atlas-panel);
}

.atlas-assignment .assignment-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.atlas-assignment span {
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 800;
}

.atlas-assignment h3 {
  margin: 3px 0;
  font-size: 15px;
}

.atlas-assignment p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 12px;
}

.atlas-assignment .assignment-prompt {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-height: 1.45;
}

.atlas-assignment .assignment-rubric {
  display: -webkit-box;
  overflow: hidden;
  margin-top: 4px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  color: var(--atlas-dim);
  line-height: 1.4;
}

.atlas-learn .atlas-assignment {
  min-height: 0;
  padding: 8px 10px;
  gap: 8px;
}

.atlas-learn .atlas-assignment h3 {
  margin: 2px 0;
  font-size: 13px;
}

.atlas-learn .atlas-assignment .assignment-detail,
.atlas-learn .atlas-assignment .assignment-rubric { display: none; }

.atlas-learn .atlas-assignment .assignment-prompt {
  -webkit-line-clamp: 1;
  font-size: 11px;
  line-height: 1.35;
}

.atlas-learn .atlas-assignment button {
  min-height: 30px;
  padding: 0 10px;
  white-space: nowrap;
  font-size: 11px;
}

.atlas-right {
  width: 320px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-left: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.right-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 10px;
  border-bottom: 1px solid var(--atlas-line);
}

.right-tabs button {
  min-height: 30px;
}

.atlas-learn .chat-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--atlas-bg);
}

.atlas-learn .chat-messages {
  flex: 1;
  overflow: auto;
  padding: 12px;
}

.atlas-learn .chat-msg {
  max-width: 92%;
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--atlas-ink);
  background: var(--atlas-active);
  font-size: 13px;
  line-height: 1.6;
}

.atlas-learn .chat-msg.user {
  margin-left: auto;
  background: var(--atlas-panel);
  border: 1px solid var(--atlas-line);
}

.atlas-learn .chat-msg .label {
  margin-bottom: 4px;
  color: var(--atlas-green);
  font-size: 11px;
  font-weight: 800;
}

.atlas-learn .chat-input-bar {
  display: grid;
  grid-template-columns: 1fr 34px;
  gap: 8px;
  padding: 10px;
  border-top: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.atlas-learn .chat-input-bar textarea {
  min-height: 38px;
  max-height: 90px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  padding: 9px 10px;
  color: var(--atlas-ink);
  background: var(--atlas-active);
  font: inherit;
  font-size: 12px;
  resize: vertical;
}

.atlas-settings {
  padding: 0 12px 12px;
  border-top: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.atlas-settings label {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 700;
}

.atlas-settings select {
  width: 100%;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  padding: 8px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.atlas-settings .check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--atlas-ink);
}

.platform-main {
  flex: 1;
  min-width: 0;
  overflow: auto;
  padding: 28px;
  background: var(--atlas-bg);
}

.student-page {
  min-height: 100vh;
  overflow: auto;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
}

.student-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 54px;
  padding: 0 28px;
  border-bottom: 1px solid var(--atlas-line);
  background: rgba(245, 246, 248, 0.94);
  backdrop-filter: blur(16px);
}

.student-brand,
.student-nav,
.student-nav a,
.platform-section-head .module-link {
  display: inline-flex;
  align-items: center;
}

.student-brand {
  gap: 9px;
  color: var(--atlas-ink);
  font-size: 13px;
  font-weight: 850;
}

.student-brand span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font-size: 11px;
}

.student-nav {
  gap: 6px;
}

.student-nav a,
.platform-section-head .module-link {
  gap: 6px;
  min-height: 32px;
  padding: 0 11px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: #ffffff;
  background: var(--black);
  font-size: 12px;
  font-weight: 780;
  white-space: nowrap;
}

.student-nav a:hover,
.platform-section-head .module-link:hover {
  filter: brightness(.93);
}

.student-nav svg,
.platform-section-head .module-link svg {
  width: 16px;
  height: 16px;
}

.dashboard-page .student-topbar {
  background: rgba(255, 255, 255, 0.96);
}

.dashboard-user-meta {
  min-width: 84px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 700;
  text-align: right;
}

.dashboard-top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.dashboard-back-link,
.dashboard-logout {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 0 9px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-ink);
  background: transparent;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.dashboard-back-link:hover,
.dashboard-logout:hover {
  border-color: var(--atlas-green);
  color: var(--atlas-green);
}

.dashboard-back-link svg,
.dashboard-logout svg {
  width: 14px;
  height: 14px;
}

.dashboard-page .platform-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 36px 48px;
}

.dashboard-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 26px;
  border-color: rgba(233, 30, 99, 0.18);
  background: linear-gradient(115deg, var(--atlas-panel), rgba(233, 30, 99, 0.045));
}

.dashboard-hero-side {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
}

.dashboard-identity {
  display: grid;
  grid-template-columns: 38px minmax(100px, 1fr) auto;
  align-items: center;
  gap: 9px;
  min-width: 220px;
}

.dashboard-avatar {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: #fff;
  background: var(--black);
  font-size: 14px;
  font-weight: 850;
}

.dashboard-identity strong,
.dashboard-identity span { display: block; }
.dashboard-identity strong { color: var(--atlas-ink); font-size: 13px; }
.dashboard-identity span { margin-top: 3px; color: var(--atlas-muted); font-size: 11px; }
.dashboard-identity button {
  min-height: 28px;
  padding: 0 8px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-ink);
  background: var(--atlas-panel);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.dashboard-points {
  min-width: 90px;
  padding-left: 16px;
  border-left: 1px solid var(--atlas-line);
}

.dashboard-points span,
.dashboard-points strong,
.dashboard-points a { display: block; }
.dashboard-points span { color: var(--atlas-muted); font-size: 10px; }
.dashboard-points strong { margin: 2px 0; color: var(--atlas-green); font-size: 22px; line-height: 1.1; }
.dashboard-points a { color: var(--atlas-green); font-size: 10px; }

.dashboard-profile[hidden] { display: none; }

.dashboard-hero h1 {
  margin-bottom: 8px;
  font-size: 30px;
}

.dashboard-hero-action {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: #fff;
  background: var(--black);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.dashboard-hero-action svg { width: 15px; height: 15px; }

.dashboard-stats article {
  min-height: 118px;
  transition: border-color .16s ease, transform .16s ease;
}

.dashboard-stats article:first-child {
  border-color: rgba(233, 30, 99, 0.3);
  background: rgba(233, 30, 99, 0.045);
}

.dashboard-stats article:hover {
  border-color: rgba(233, 30, 99, 0.35);
  transform: translateY(-1px);
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  min-height: 52px;
  padding: 0 18px;
  border-bottom: 1px solid var(--atlas-line);
  background: rgba(245, 246, 244, 0.94);
  backdrop-filter: blur(16px);
}

.admin-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  font-weight: 800;
}

.admin-brand span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font-size: 11px;
}

.admin-top-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  color: var(--atlas-dim);
  font-size: 12px;
  font-weight: 750;
}

.admin-top-status strong {
  overflow: hidden;
  color: var(--atlas-ink);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-top-actions,
.admin-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: auto;
}

.admin-top-actions a,
.admin-top-actions button,
.admin-nav a,
.admin-exit {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border-radius: 7px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
}
.admin-top-actions button { border: 1px solid var(--atlas-line); background: var(--atlas-panel); cursor: pointer; }

.admin-top-actions a:hover,
.admin-top-actions button:hover,
.admin-nav a:hover,
.admin-exit:hover {
  color: var(--atlas-green-ink);
  background: var(--atlas-green-soft);
}

.admin-exit {
  border: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.admin-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: calc(100vh - 52px);
}

.admin-sidebar {
  position: sticky;
  top: 52px;
  align-self: start;
  height: calc(100vh - 52px);
  overflow: auto;
  border-right: 1px solid var(--atlas-line);
  background: #eef2ef;
}

.admin-side-head {
  display: grid;
  gap: 4px;
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--atlas-line);
}

.admin-side-head span {
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
}

.admin-side-head strong {
  color: var(--atlas-ink);
  font-size: 15px;
  line-height: 1.35;
}

.admin-side-nav {
  display: grid;
  gap: 14px;
  padding: 14px 10px 20px;
}

.admin-side-nav section {
  display: grid;
  gap: 4px;
}

.admin-side-nav h3 {
  margin: 8px 8px 5px;
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 850;
}

.admin-side-nav a {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  min-height: 32px;
  padding: 0 9px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 760;
}

.admin-side-nav a svg {
  width: 16px;
  height: 16px;
}

.admin-side-nav a:hover,
.admin-side-nav a.active {
  color: var(--atlas-ink);
  border-color: rgba(139, 207, 154, 0.24);
  background: rgba(139, 207, 154, 0.13);
}

.admin-side-nav a.active svg {
  color: var(--atlas-green);
}

.admin-main {
  min-width: 0;
  overflow: visible;
  padding: 22px 22px 34px;
}

.admin-main > [hidden],
.admin-side-nav a[hidden] {
  display: none !important;
}

.admin-locked .admin-topbar,
.admin-locked .admin-sidebar,
.admin-locked .admin-main > :not(#adminLoginModal) {
  visibility: hidden;
  pointer-events: none;
}

.admin-locked #adminLoginModal {
  visibility: visible;
  pointer-events: auto;
}

.admin-locked .admin-main {
  display: grid;
  align-content: center;
  min-height: calc(100vh - 52px);
}

.admin-locked #adminLogin {
  max-width: 520px;
  width: min(100%, 520px);
  margin: 0 auto;
  padding: 22px;
  box-shadow: 0 18px 45px rgba(32, 36, 44, 0.08);
}

.admin-authenticated #adminLogin {
  display: none !important;
}

.admin-main .platform-head,
.admin-main .platform-grid,
.admin-main .admin-routes,
.admin-main .admin-pipeline,
.admin-main .platform-section {
  max-width: none;
}

.platform-head {
  max-width: 1160px;
  margin: 0 auto 18px;
}

.platform-head span {
  color: var(--atlas-green);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.platform-head h1 {
  margin: 6px 0 7px;
  font-size: 28px;
  line-height: 1.18;
}

.platform-head p {
  max-width: 720px;
  margin: 0;
  color: var(--atlas-muted);
  font-size: 13px;
  line-height: 1.65;
}

.platform-grid {
  max-width: 1160px;
  margin: 0 auto 18px;
  display: grid;
  gap: 12px;
}

.platform-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.platform-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-routes,
.admin-pipeline {
  max-width: 1160px;
  margin: 0 auto 18px;
  display: grid;
  gap: 12px;
}

.admin-routes {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.admin-routes a,
.admin-pipeline div {
  min-width: 0;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-panel);
}

.admin-routes a {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding: 14px;
}

.admin-routes svg {
  width: 20px;
  height: 20px;
  color: var(--atlas-green);
}

.admin-routes strong,
.admin-pipeline strong {
  display: block;
  color: var(--atlas-ink);
  font-size: 13px;
}

.admin-routes span {
  grid-column: 2;
}

.admin-routes span,
.admin-pipeline span {
  display: block;
  margin-top: 4px;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.55;
}

.admin-pending-grid article {
  position: relative;
  min-height: 112px;
}

.admin-pending-grid article a {
  display: inline-block;
  margin-top: 6px;
  color: var(--atlas-green);
  font-size: 12px;
  text-decoration: none;
}

.admin-pending-grid article a:hover {
  text-decoration: underline;
}

.knowledge-summary {
  max-width: 1160px;
  margin: 0 auto 18px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.knowledge-summary article {
  padding: 14px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-panel);
}

.knowledge-summary span,
.knowledge-summary small {
  display: block;
  color: var(--atlas-muted);
  font-size: 12px;
}

.knowledge-summary strong {
  display: block;
  margin: 8px 0 4px;
  color: var(--atlas-ink);
  font-size: 22px;
  font-weight: 600;
}

.knowledge-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.brain-search-form {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.brain-search-form input {
  flex: 1;
  min-width: 0;
}

.admin-pipeline {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.admin-pipeline div {
  padding: 12px;
}

.platform-grid article,
.platform-section,
.settings-grid section {
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-panel);
}

.platform-grid article {
  padding: 16px;
}

.platform-grid article span,
.course-product span {
  display: block;
  margin-bottom: 9px;
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 800;
}

.platform-grid article strong {
  display: block;
  color: var(--atlas-ink);
  font-size: 20px;
  line-height: 1.25;
}

.platform-grid article p,
.course-product p {
  margin: 8px 0 0;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.6;
}

.platform-section {
  max-width: 1160px;
  margin: 0 auto 18px;
  padding: 16px;
  scroll-margin-top: 70px;
}

.admin-main .platform-section,
.admin-main .platform-grid article,
.admin-main .settings-grid section {
  box-shadow: 0 1px 0 rgba(32, 36, 44, 0.03);
}

.admin-main .platform-section:hover,
.admin-main .platform-grid article:hover {
  border-color: rgba(139, 207, 154, 0.38);
}

#userList > .admin-user-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 16px; padding: 13px 14px; border: 1px solid var(--atlas-line); border-radius: 7px; background: var(--atlas-bg); }
#userList > .admin-user-row > div { min-width: 0; padding: 0; border: 0; border-radius: 0; background: transparent; }
#userList > .admin-user-row > div:first-child { display: grid; gap: 4px; }
#userList > .admin-user-row > div:last-child { display: flex; align-items: center; gap: 8px; }
#userList .admin-user-row small { color: var(--atlas-dim); font-size: 10px; line-height: 1.6; }
#userList .admin-user-row span { min-width: 0; color: var(--atlas-muted); font-size: 11px; overflow-wrap: anywhere; }
#userList .admin-user-row button { min-height: 28px; padding: 0 10px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 11px; cursor: pointer; }
#userList .admin-user-row button:hover { color: #fff; border-color: var(--black); background: var(--black); }
.admin-filterbar { display: flex; flex-wrap: wrap; gap: 8px; min-width: 0; }
.admin-filterbar input, .admin-filterbar select { min-height: 30px; padding: 0 9px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 11px; }
.admin-data-table { overflow-x: auto; border: 1px solid var(--atlas-line); border-radius: 7px; background: var(--atlas-panel); }
.admin-table-head, .admin-table-row { display: grid; min-width: 980px; grid-template-columns: 1.15fr 1fr 1.35fr 1fr .62fr .72fr; gap: 12px; align-items: center; padding: 11px 13px; }
.admin-table-head { border-bottom: 1px solid var(--atlas-line); color: var(--atlas-dim); background: var(--atlas-sidebar); font-size: 10px; font-weight: 800; }
.admin-table-row { border-bottom: 1px solid var(--atlas-line); color: var(--atlas-muted); font-size: 11px; }
.admin-table-row:last-child { border-bottom: 0; }
.admin-table-row > div { min-width: 0; }
.admin-table-row strong, .admin-table-row small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-table-row strong { color: var(--atlas-ink); font-size: 11px; }
.admin-table-row small { margin-top: 3px; color: var(--atlas-dim); font-size: 10px; line-height: 1.45; white-space: normal; }
.admin-table-row button { min-height: 27px; margin-top: 5px; padding: 0 8px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 10px; cursor: pointer; }
.admin-table-empty { padding: 28px; color: var(--atlas-dim); font-size: 12px; text-align: center; }
.user-status { padding: 3px 6px; border: 1px solid var(--atlas-line); color: var(--atlas-muted); font-size: 10px; font-style: normal; }
.user-status.is-suspended { border-color: rgba(190, 74, 74, .45); color: #a33e3e; background: rgba(190, 74, 74, .08); }
.admin-course-picker { display: grid; gap: 8px; margin: 0; padding: 10px; border: 1px solid var(--atlas-line); }
.admin-course-picker legend { padding: 0 4px; color: var(--atlas-muted); font-size: 11px; }
.admin-course-picker label { display: flex; align-items: center; gap: 7px; color: var(--atlas-ink); font-size: 12px; }
.modal-backdrop { background: rgba(15, 23, 42, .82); backdrop-filter: blur(8px); }
.admin-user-modal { width: min(520px, calc(100vw - 28px)); overflow: hidden; box-shadow: 0 24px 72px rgba(0, 0, 0, .28); }
.admin-user-modal .modal-head { min-height: 54px; padding: 0 18px; border-bottom: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.admin-user-modal .modal-head h2 { margin: 0; font-size: 15px; }
.admin-user-form { display: grid; gap: 16px; padding: 18px; background: var(--atlas-bg); }
.admin-user-summary { display: grid; gap: 3px; padding: 13px 14px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.admin-user-summary strong { color: var(--atlas-ink); font-size: 14px; }
.admin-user-summary span, .admin-user-summary small { color: var(--atlas-muted); font-size: 11px; }
.admin-user-summary small { margin-top: 4px; color: var(--atlas-dim); }
.admin-form-field { display: grid; grid-template-columns: 90px minmax(0, 1fr); align-items: center; gap: 12px; color: var(--atlas-muted); font-size: 12px; }
.admin-form-field select { min-height: 34px; width: 100%; padding: 0 9px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; }
.admin-user-modal .admin-course-picker { gap: 10px; padding: 12px; background: var(--atlas-panel); }
.admin-user-modal .admin-course-picker label { min-height: 30px; padding: 0 4px; }
.admin-modal-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 2px; }
.admin-modal-actions span { min-width: 0; color: var(--atlas-dim); font-size: 11px; }
.admin-modal-actions button { min-height: 34px; flex: 0 0 auto; padding: 0 14px; border: 1px solid var(--black); border-radius: 6px; color: #fff; background: var(--black); font: inherit; font-size: 12px; font-weight: 750; cursor: pointer; }

.platform-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.platform-section-head h2 {
  margin: 0;
  font-size: 16px;
}

.platform-section-head span,
.platform-section-head a {
  color: var(--atlas-dim);
  font-size: 12px;
  font-weight: 700;
}

.platform-section-head a {
  color: var(--atlas-ink);
}

.admin-section-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 34px;
  margin: -2px 0 10px;
  padding: 0 2px;
  color: var(--atlas-dim);
  font-size: 12px;
  font-weight: 700;
}

.admin-section-toolbar button {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-muted);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.admin-section-toolbar button:hover {
  color: var(--atlas-green-ink);
  border-color: rgba(139, 207, 154, 0.48);
  background: var(--atlas-green-soft);
}

.admin-data-section .platform-list:empty::before {
  content: "暂无数据";
  display: block;
  padding: 18px 12px;
  color: var(--atlas-dim);
  font-size: 12px;
  text-align: center;
}

.platform-list {
  display: grid;
  gap: 8px;
}

.platform-list div,
.schedule-list div,
.api-table div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  background: var(--atlas-bg);
}

.platform-list.compact div {
  grid-template-columns: 132px minmax(0, 1fr);
}

.platform-list strong,
.schedule-list strong {
  font-size: 13px;
}

.platform-list span,
.schedule-list em,
.api-table span {
  color: var(--atlas-muted);
  font-size: 12px;
  font-style: normal;
  line-height: 1.5;
}

.platform-list .subline {
  grid-column: 1 / -1;
  display: block;
  padding-top: 8px;
  border-top: 1px solid var(--atlas-line);
  color: var(--atlas-muted);
}

.assignment-cards,
.submission-cards {
  display: grid;
  gap: 10px;
}

.assignment-card,
.submission-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-bg);
}

.assignment-card .meta,
.submission-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.assignment-card .pill,
.submission-card .pill,
.file-pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border: 1px solid rgba(139, 207, 154, 0.34);
  border-radius: 999px;
  color: var(--atlas-green-ink);
  background: rgba(139, 207, 154, 0.12);
  font-size: 11px;
  font-weight: 760;
}

.assignment-card h3,
.submission-card h3 {
  margin: 0 0 7px;
  color: var(--atlas-ink);
  font-size: 15px;
  line-height: 1.35;
}

.assignment-card p,
.submission-card p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.65;
}

.assignment-card .assignment-prompt {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.assignment-card .assignment-rubric {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.assignment-card button,
.submission-card button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-ink);
  background: var(--atlas-panel);
  font: inherit;
  font-size: 12px;
  font-weight: 760;
}

.assignment-card button {
  border-color: var(--black);
  color: #ffffff;
  background: var(--black);
}

.assignment-card button:hover {
  filter: brightness(.93);
}

.course-product h2 {
  margin: 0;
  font-size: 20px;
}

.course-selection-notice {
  max-width: 1160px;
  margin: 0 auto 14px;
  padding: 12px 14px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  color: var(--atlas-ink);
  background: var(--atlas-panel);
  font-size: 13px;
  font-weight: 700;
}

.course-product.active {
  border-color: rgba(139, 207, 154, 0.34);
  box-shadow: inset 0 0 0 1px rgba(139, 207, 154, 0.12);
}

.course-catalog {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.course-catalog article {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-bg);
}

.course-catalog article.active {
  border-color: rgba(139, 207, 154, 0.32);
  background: rgba(139, 207, 154, 0.10);
}

.dashboard-course-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 12px;
}

.dashboard-course-actions button {
  min-height: 30px;
  padding: 0 10px;
  border-radius: 6px;
  font-size: 11px;
}

.dashboard-course-actions .secondary-action {
  border: 1px solid var(--atlas-line);
  color: var(--atlas-ink);
  background: transparent;
}
.dashboard-courses-layout { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(280px, .85fr); gap: 14px; }
.dashboard-course-pane { min-width: 0; padding: 16px; border: 1px solid var(--atlas-line); border-radius: 8px; background: var(--atlas-panel); }
.dashboard-course-pane-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding-bottom: 14px; border-bottom: 1px solid var(--atlas-line); }
.dashboard-course-pane-head > div { display: grid; gap: 3px; }
.dashboard-course-pane-head span { color: var(--atlas-dim); font-size: 10px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.dashboard-course-pane-head h3 { margin: 0; color: var(--atlas-ink); font-size: 15px; }
.dashboard-course-pane-head > strong { min-width: 40px; padding: 5px 7px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-muted); font-size: 11px; text-align: center; }
.dashboard-course-pane-head > a { color: var(--atlas-green); font-size: 11px; font-weight: 750; text-decoration: none; }
.dashboard-current-courses, .dashboard-explore-courses { display: grid; gap: 10px; margin-top: 12px; }
.dashboard-current-courses > article, .dashboard-explore-courses > article { min-width: 0; }
.dashboard-current-course { padding: 15px; border: 1px solid var(--atlas-line); border-radius: 7px; background: var(--atlas-bg); }
.dashboard-current-course.active { border-left: 3px solid var(--atlas-green); }
.dashboard-current-course > span, .dashboard-explore-course > span, .dashboard-empty-course > span { color: var(--atlas-green); font-size: 10px; font-weight: 800; }
.dashboard-current-course > strong, .dashboard-explore-course > strong, .dashboard-empty-course > strong { display: block; margin-top: 6px; color: var(--atlas-ink); font-size: 15px; }
.dashboard-current-course > p, .dashboard-explore-course > p, .dashboard-empty-course > p { margin: 7px 0 0; color: var(--atlas-muted); font-size: 12px; line-height: 1.65; }
.dashboard-current-course .course-content-overview { padding-top: 9px; border-top: 1px solid var(--atlas-line); }
.dashboard-explore-course { padding: 13px 0; border-bottom: 1px solid var(--atlas-line); }
.dashboard-explore-course:first-child { padding-top: 0; }
.dashboard-explore-course:last-child { padding-bottom: 0; border-bottom: 0; }
.dashboard-explore-course.featured { padding: 12px; border: 1px solid rgba(124, 190, 146, .55); border-radius: 7px; background: rgba(124, 190, 146, .06); }
.dashboard-empty-course { display: grid; gap: 3px; padding: 16px 2px; }
.dashboard-empty-course > a { display: inline-flex; width: fit-content; margin-top: 7px; color: var(--atlas-green); font-size: 12px; font-weight: 750; text-decoration: none; }

.dashboard-course-details {
  margin-top: 12px;
  border-top: 1px solid var(--atlas-line);
  padding-top: 10px;
}

.course-code-form {
  display: flex;
  gap: 8px;
  align-items: center;
}

.course-code-form input {
  flex: 1;
  min-width: 0;
  min-height: 36px;
  padding: 0 11px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
  text-transform: uppercase;
}

.course-code-form button {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.course-code-instructions {
  display: grid;
  gap: 8px;
  margin: 12px 0;
  padding: 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-bg);
}

.course-code-instructions-head,
.course-code-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.course-code-instructions-head {
  justify-content: space-between;
}

.course-code-instructions-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.course-code-instructions textarea {
  width: 100%;
  min-height: 150px;
  resize: vertical;
  padding: 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-muted);
  background: #fff;
  font: inherit;
  font-size: 12px;
  line-height: 1.65;
}

.course-code-instructions button,
.course-code-row button {
  min-height: 28px;
  padding: 0 9px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-ink);
  background: #fff;
  font: inherit;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
}

.course-code-instructions button:hover,
.course-code-row button:hover {
  border-color: rgba(139, 207, 154, 0.6);
  background: var(--atlas-green-soft);
}

.course-code-row {
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--atlas-line);
}

.platform-list .course-code-row,
.platform-list .course-code-row-main,
.platform-list .course-code-row-status,
.platform-list .course-code-row-actions {
  display: flex;
  grid-template-columns: none;
  border-radius: 0;
  background: transparent;
}

.platform-list .course-code-row-main,
.platform-list .course-code-row-status,
.platform-list .course-code-row-actions {
  padding: 0;
  border: 0;
}

.course-code-row-main {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 260px;
  gap: 10px;
}

.course-code-row-main strong {
  min-width: 130px;
  letter-spacing: 0.04em;
}

.course-code-row-main span {
  color: var(--atlas-dim);
  font-size: 11px;
}

.course-code-row-status,
.course-code-row-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.course-code-status {
  padding: 3px 7px;
  border-radius: 999px;
  color: var(--atlas-muted);
  background: rgba(32, 36, 44, 0.07);
  font-size: 10px;
  font-weight: 800;
}

.course-code-status.usage-active {
  color: #287044;
  background: rgba(139, 207, 154, 0.2);
}

.course-code-status.copy-state {
  color: var(--atlas-dim);
}

.dashboard-lesson-list {
  display: grid;
  gap: 6px;
  max-height: 260px;
  overflow: auto;
}

.dashboard-lesson-list div {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--atlas-line);
  font-size: 11px;
}

.dashboard-lesson-list span,
.dashboard-lesson-list em {
  color: var(--atlas-dim);
  font-size: 11px;
  font-style: normal;
}

.dashboard-lesson-list strong,
.course-content-overview strong {
  color: var(--atlas-ink);
  font-size: 12px;
  font-weight: 700;
}

.course-catalog span {
  display: inline-flex;
  margin-bottom: 8px;
  color: var(--atlas-green);
  font-size: 11px;
  font-weight: 850;
}

.course-catalog strong {
  display: block;
  color: var(--atlas-ink);
  font-size: 16px;
}

.course-catalog p {
  margin: 8px 0 12px;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.6;
}

.course-catalog button {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.course-product button,
.settings-grid button {
  margin-top: 16px;
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.platform-list button {
  margin-left: 8px;
  min-height: 26px;
  padding: 0 9px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-ink);
  background: var(--atlas-panel);
  font: inherit;
  font-size: 11px;
  font-weight: 750;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.queue-subhead {
  margin-top: 16px;
}

.settings-grid section {
  padding: 14px;
}

.settings-grid h2 {
  margin: 0 0 12px;
  font-size: 15px;
}

.settings-grid label {
  display: grid;
  gap: 6px;
  margin-top: 10px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 700;
}

.draft-editor {
  display: grid;
  gap: 10px;
}

.draft-editor label {
  display: grid;
  gap: 6px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 700;
}

.draft-editor input,
.draft-editor textarea {
  width: 100%;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  padding: 8px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.draft-editor textarea {
  resize: vertical;
}

.draft-editor button {
  width: fit-content;
  min-height: 32px;
  padding: 0 13px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.settings-grid input,
.settings-grid select {
  width: 100%;
  min-height: 34px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  padding: 7px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.schedule-list {
  display: grid;
  gap: 8px;
}

.schedule-list div {
  grid-template-columns: 76px minmax(0, 180px) minmax(0, 1fr);
}

.schedule-list span {
  color: var(--atlas-dim);
  font-size: 12px;
  font-weight: 800;
}

.api-table {
  display: grid;
  gap: 8px;
}

.api-table div {
  grid-template-columns: 70px minmax(190px, 0.6fr) minmax(0, 1fr);
}

.api-table strong {
  color: var(--atlas-ink);
  font-size: 11px;
}

.api-table code,
.api-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.api-table code {
  overflow: hidden;
  color: var(--atlas-ink);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.api-code {
  overflow: auto;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font-size: 12px;
  line-height: 1.65;
}

.upload-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.upload-panel label {
  display: grid;
  gap: 6px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 800;
}

.upload-panel input,
.upload-panel select,
.upload-panel textarea {
  min-height: 34px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  padding: 7px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.upload-panel textarea {
  min-height: 120px;
  resize: vertical;
}

.upload-panel .upload-drop {
  grid-column: 1 / -1;
  min-height: 86px;
  place-content: center;
  border: 1px dashed var(--atlas-line);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  background: var(--atlas-bg);
}

.upload-panel .upload-drop input {
  width: min(100%, 420px);
  margin: 6px auto 0;
  background: var(--atlas-panel);
}

.community-compose .text-drop {
  min-height: 220px;
  place-content: stretch;
  text-align: left;
}

.community-compose .text-drop textarea {
  width: 100%;
  min-height: 180px;
  padding: 12px;
  line-height: 1.65;
}

.community-shell {
  min-width: 0;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 190px minmax(420px, 1fr) minmax(320px, .82fr);
  background: var(--atlas-bg);
}

.community-sidebar,
.community-inspector {
  min-width: 0;
  padding: 22px 16px;
  border-right: 1px solid var(--atlas-line);
  background: var(--atlas-sidebar);
}

.community-inspector {
  overflow: auto;
  border-right: 0;
  border-left: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.community-brand {
  display: grid;
  gap: 5px;
  padding: 4px 4px 22px;
}

.community-brand span,
.community-side-label,
.community-feed-head span {
  color: var(--atlas-dim);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.community-brand strong {
  color: var(--atlas-ink);
  font-size: 18px;
}

.community-brand small,
.community-side-note {
  color: var(--atlas-muted);
  font-size: 11px;
  line-height: 1.55;
}

.community-side-label {
  padding: 0 4px 8px;
}

.community-sidebar .community-nodes {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
}

.community-sidebar .community-nodes button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  padding: 0 9px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--atlas-muted);
  background: transparent;
  font: inherit;
  font-size: 12px;
  text-align: left;
}

.community-sidebar .community-nodes button:hover,
.community-sidebar .community-nodes button.active {
  color: var(--atlas-ink);
  border-color: var(--atlas-line);
  background: var(--atlas-panel);
}

.community-sidebar .community-nodes em {
  color: var(--atlas-dim);
  font-size: 10px;
  font-style: normal;
}

.community-side-note {
  margin: 26px 4px 0;
  padding-top: 12px;
  border-top: 1px solid var(--atlas-line);
}

.community-feed {
  min-width: 0;
  padding: 22px 24px;
  overflow: auto;
}

.community-feed-head,
.community-list-head,
.community-inspector-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.community-feed-head {
  margin-bottom: 16px;
}

.community-feed-head h1,
.community-list-head h2,
.community-inspector-head h2 {
  margin: 3px 0 0;
  color: var(--atlas-ink);
}

.community-feed-head h1 { font-size: 20px; }

.community-list-head {
  padding: 16px 2px 9px;
  border-bottom: 1px solid var(--atlas-line);
}

.community-list-tabs {
  display: flex;
  gap: 12px;
  margin-top: 9px;
}

.community-list-tabs button {
  padding: 0 0 5px;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--atlas-dim);
  background: transparent;
  font: inherit;
  font-size: 11px;
}

.community-list-tabs button.active,
.community-list-tabs button:hover {
  color: var(--atlas-ink);
  border-bottom-color: var(--atlas-green);
}

.community-list-head h2,
.community-inspector-head h2 { font-size: 13px; }

.community-feed-head button,
.community-compose button,
.community-inspector button {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--black);
  border-radius: 6px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 750;
}

.community-composer-collapsed,
.community-composer-collapsed + .upload-result { display: none; }

.community-feed .community-compose {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-panel);
}

.community-feed .community-compose label:nth-child(3) { grid-column: 1 / -1; }
.community-feed .community-compose button { grid-column: 2; justify-self: end; }

.community-feed .community-compose input,
.community-feed .community-compose select,
.community-feed .community-compose textarea,
.community-inspector textarea {
  width: 100%;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  padding: 8px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.community-feed .community-compose textarea { min-height: 110px; }

.community-topic-list { display: grid; }

.community-topic-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 34px;
  gap: 12px;
  align-items: center;
  min-height: 70px;
  padding: 10px 2px;
  border-bottom: 1px solid var(--atlas-line);
}

.community-avatar {
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  color: var(--atlas-green-ink);
  background: rgba(126, 190, 139, .18);
  font-size: 11px;
  font-weight: 800;
}

.community-topic-row:hover { background: rgba(255, 255, 255, .55); }

.community-topic-replies {
  display: grid;
  place-items: center;
  min-height: 25px;
  border-radius: 5px;
  color: var(--atlas-dim);
  background: var(--atlas-sidebar);
  font-size: 11px;
}

.community-topic-main { min-width: 0; }
.community-topic-main a {
  display: block;
  overflow: hidden;
  color: var(--atlas-ink);
  font-size: 13px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.community-topic-main small {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 5px;
  overflow: hidden;
  color: var(--atlas-dim);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.community-node-pill {
  display: inline-block;
  margin-bottom: 0;
  padding: 2px 5px;
  border-radius: 4px;
  color: var(--atlas-green-ink);
  background: rgba(126, 190, 139, .15);
  font-size: 10px;
}

.community-inspector-head {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--atlas-line);
}

.community-inspector-head span { color: var(--atlas-dim); font-size: 10px; }
.community-topic-detail { margin-top: 14px; }

.community-topic-post,
.community-reply {
  padding: 12px 0;
  border-bottom: 1px solid var(--atlas-line);
}

.community-topic-post h3 {
  margin: 4px 0 8px;
  color: var(--atlas-ink);
  font-size: 15px;
  line-height: 1.4;
}

.community-topic-post p,
.community-reply p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.community-topic-post small,
.community-reply-meta { color: var(--atlas-dim); font-size: 10px; }

.community-replies-head {
  padding: 14px 0 4px;
  color: var(--atlas-ink);
  font-size: 11px;
  font-weight: 800;
}

.community-reply-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 5px;
}

.community-inspector .community-compose {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.community-inspector .community-compose .text-drop {
  display: grid;
  gap: 6px;
  min-height: 0;
  color: var(--atlas-dim);
  font-size: 11px;
}

.community-inspector .community-compose textarea { min-height: 104px; }

.community-inspector .upload-result,
.community-feed .upload-result {
  margin-top: 8px;
  color: var(--atlas-dim);
  font-size: 10px;
  line-height: 1.5;
}

.community-nodes {
  display: flex;
  gap: 6px;
  margin: 0 0 10px;
  overflow-x: auto;
}

.community-nodes button {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  color: var(--atlas-muted);
  background: var(--atlas-panel);
  font: inherit;
  font-size: 12px;
  white-space: nowrap;
}

.community-nodes button.active,
.community-nodes button:hover {
  color: var(--atlas-green-ink);
  border-color: rgba(111, 191, 130, .5);
  background: rgba(139, 207, 154, .14);
}

.community-topic-list {
  display: grid;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--atlas-panel);
}

.community-topic-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 68px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--atlas-line);
}

.community-topic-row:last-child {
  border-bottom: 0;
}

.community-topic-row:hover {
  background: rgba(139, 207, 154, .06);
}

.community-topic-replies {
  display: grid;
  place-items: center;
  min-height: 28px;
  border-radius: 6px;
  color: var(--atlas-muted);
  background: var(--atlas-active);
  font-size: 12px;
}

.community-topic-main {
  min-width: 0;
}

.community-topic-main a {
  display: block;
  overflow: hidden;
  color: var(--atlas-ink);
  font-size: 13px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.community-topic-main small {
  display: block;
  margin-top: 5px;
  color: var(--atlas-dim);
  font-size: 11px;
}

.community-node-pill {
  display: inline-block;
  margin-bottom: 4px;
  color: var(--atlas-green-ink);
  font-size: 11px;
}

.community-empty,
.community-topic-detail {
  padding: 16px;
  color: var(--atlas-muted);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.community-topic-detail {
  padding: 0;
  white-space: normal;
}

.community-topic-post {
  padding: 18px;
  border-bottom: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.community-topic-post h3 {
  margin: 8px 0;
  color: var(--atlas-ink);
  font-size: 16px;
}

.community-topic-post p,
.community-reply p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.community-topic-post small {
  display: block;
  margin-top: 12px;
  color: var(--atlas-dim);
  font-size: 11px;
}

.community-replies {
  background: var(--atlas-bg);
}

.community-replies-head {
  padding: 10px 14px;
  border-bottom: 1px solid var(--atlas-line);
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 800;
}

.community-reply {
  padding: 14px;
  border-bottom: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}

.community-reply:last-child {
  border-bottom: 0;
}

.community-reply-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 7px;
  color: var(--atlas-ink);
  font-size: 12px;
}

.community-reply-meta time {
  color: var(--atlas-dim);
  font-size: 11px;
}

#replyForm.community-compose .text-drop {
  min-height: 170px;
}

#replyForm.community-compose .text-drop textarea {
  min-height: 132px;
}

.upload-files {
  border-style: solid;
  color: var(--atlas-muted);
  background: rgba(255, 255, 255, 0.58);
}

.file-hint {
  display: block;
  margin-top: 6px;
  color: var(--atlas-dim);
  font-size: 11px;
  font-weight: 650;
  line-height: 1.45;
}

.file-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin: -4px 0 4px;
  color: var(--atlas-dim);
  font-size: 12px;
}

.upload-panel button {
  width: fit-content;
  min-height: 34px;
  padding: 0 16px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

/* Assignment submission is a writing workflow, not a three-column upload form. */
#assignmentForm {
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-panel);
}

#assignmentForm > label:not(.upload-drop) {
  max-width: 520px;
}

#assignmentForm .upload-drop {
  min-height: 0;
  place-content: stretch;
  padding: 14px;
  text-align: left;
}

#assignmentForm .upload-drop textarea {
  min-height: 260px;
  padding: 12px;
  line-height: 1.7;
}

#assignmentForm .upload-files {
  display: grid;
  place-content: stretch;
  grid-template-columns: 76px minmax(0, 1fr);
  align-items: center;
  gap: 7px 12px;
}

#assignmentForm .upload-files input {
  width: 100%;
  margin: 0;
  grid-column: 2;
}

#assignmentForm .upload-files .file-hint {
  grid-column: 2;
  margin: 0;
}

#assignmentForm .file-preview {
  min-height: 26px;
  margin: 0;
  padding: 6px 8px;
  border: 1px solid var(--atlas-line);
  border-radius: 6px;
  background: var(--atlas-bg);
}

#assignmentForm > button {
  justify-self: end;
  min-width: 112px;
}

.upload-result {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-muted);
  background: var(--atlas-bg);
  font-size: 12px;
  line-height: 1.6;
}

.auth-open {
  min-height: 34px;
  padding: 0 16px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(15, 23, 42, 0.68);
  backdrop-filter: blur(3px);
}

.modal-backdrop[hidden] {
  display: none;
}

.auth-modal {
  width: min(440px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 32px));
  overflow: auto;
  border: 1px solid var(--atlas-line, var(--line));
  border-radius: 8px;
  background: var(--atlas-panel, var(--panel));
  box-shadow: 0 24px 70px rgba(17, 24, 20, 0.22);
}

.course-payment-modal {
  width: min(380px, calc(100vw - 24px));
  max-height: min(520px, calc(100vh - 24px));
}

.course-payment-body {
  display: grid;
  gap: 10px;
  padding: 4px 16px 16px;
}

.course-payment-summary {
  color: var(--atlas-ink);
  font-size: 15px;
  font-weight: 780;
}

.course-payment-status {
  color: var(--atlas-muted);
  font-size: 12px;
}

.course-payment-frame-wrap {
  position: relative;
  width: 100%;
  height: 310px;
  overflow: hidden;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  background: #ffffff;
}

.course-payment-frame-wrap iframe {
  position: absolute;
  top: 0;
  left: 50%;
  width: 880px;
  height: 600px;
  transform: translateX(-50%) scale(.8);
  transform-origin: top center;
  border: 1px solid var(--atlas-line);
  background: #ffffff;
}

.course-payment-body .button {
  justify-self: start;
}

.course-content-overview {
  color: var(--atlas-ink) !important;
  line-height: 1.7 !important;
}

.course-price { color: var(--atlas-muted); }
.course-price del { margin-right: 7px; color: var(--atlas-dim); text-decoration-thickness: 1px; }
.course-price strong { color: #c2185b; font-weight: 800; }

.shell-redeem-options { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 10px; color: var(--atlas-dim); font-size: 11px; }
.shell-redeem-options a { flex: 0 0 auto; color: #c2185b; font-weight: 800; text-decoration: none; }

.course-content-overview strong {
  color: var(--atlas-ink);
  font-weight: 780;
}

.fde-modal-backdrop {
  z-index: 120;
}

.fde-dialog-qr {
  display: block;
  width: min(248px, 100%);
  margin: 18px auto 2px;
  border: 1px solid var(--line);
}

.fde-dialog-qr[hidden] {
  display: none;
}

.fde-dialog {
  width: min(560px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 32px));
  overflow: hidden;
  border-radius: 10px;
}

.fde-dialog-body {
  display: grid;
  gap: 10px;
  padding: 4px 16px 14px;
}

.fde-dialog-body p {
  margin: 0;
  color: var(--atlas-muted, var(--muted));
  font-size: 13px;
  line-height: 1.65;
}

.fde-dialog-body textarea {
  min-height: 260px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  padding: 10px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 13px;
  resize: vertical;
}

.fde-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 16px 16px;
  border-top: 1px solid var(--atlas-line, var(--line));
  background: var(--atlas-bg, var(--paper));
}

.fde-dialog-actions .button {
  min-height: 32px;
  margin: 0;
  padding: 0 13px;
  border-radius: 7px;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--atlas-line, var(--line));
}

.modal-head h2 {
  margin: 0;
  font-size: 15px;
}

.modal-head button {
  width: 30px;
  height: 30px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
}

.login-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 220px)) auto;
  gap: 12px;
  align-items: end;
}

.login-panel label {
  display: grid;
  gap: 6px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 800;
}

.login-panel input {
  min-height: 34px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  padding: 7px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.modal-login {
  grid-template-columns: 1fr;
  padding: 16px;
}

.shell-login-modal {
  width: min(440px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 32px));
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 24px 64px rgba(17, 24, 20, 0.18);
}

.shell-login-modal .modal-head {
  padding: 16px 18px 12px;
  border-bottom: 0;
}

.shell-login-modal .modal-head h2 {
  font-size: 16px;
  letter-spacing: 0;
}

.shell-login-modal .modal-head button {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  color: var(--atlas-muted);
  background: var(--atlas-bg);
  line-height: 1;
}

.shell-login-modal .modal-login {
  gap: 11px;
  padding: 4px 18px 12px;
}

.shell-login-modal .modal-login label {
  gap: 7px;
  font-size: 11px;
  letter-spacing: 0;
}

.shell-login-modal .modal-login input {
  min-height: 38px;
  border-radius: 8px;
  padding: 8px 11px;
  font-size: 13px;
  background: #fff;
}

.shell-login-modal .modal-login button {
  min-height: 38px;
  margin-top: 3px;
  border-radius: 8px;
  font-size: 13px;
}

.shell-login-modal + .shell-modal-note,
.shell-login-modal .shell-modal-note {
  padding-inline: 18px;
}

.login-panel button {
  min-height: 34px;
  padding: 0 16px;
  border: 1px solid var(--black);
  border-radius: 7px;
  color: var(--atlas-green-ink);
  background: var(--black);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.role-workbench {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.role-flowline { display: flex; align-items: center; gap: 8px; margin: 14px 0; padding: 10px 12px; border: 1px solid var(--atlas-line); color: var(--atlas-muted); background: var(--atlas-bg); font-size: 11px; }
.role-flowline span { padding: 5px 8px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); white-space: nowrap; }
.role-flowline i { width: 13px; height: 13px; color: var(--atlas-green); }

.sales-agent-section { scroll-margin-top: 18px; }
.sales-agent-rule { display: flex; gap: 10px; align-items: baseline; margin: 14px 0; padding: 11px 12px; border: 1px solid var(--atlas-line); background: var(--atlas-bg); color: var(--atlas-muted); font-size: 11px; line-height: 1.55; }
.sales-agent-rule strong { flex: 0 0 auto; color: var(--atlas-ink); font-size: 12px; }
.sales-question-insights { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin: 0 0 14px; padding: 10px 12px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.sales-question-insights strong { margin-right: 2px; color: var(--atlas-ink); font-size: 12px; }
.sales-question-insights span { padding: 4px 7px; border: 1px solid #e7dce1; border-radius: 5px; color: #7b4a5e; background: #fff8fb; font-size: 10px; }
.sales-question-insights span:last-child:only-child { padding: 0; border: 0; color: var(--atlas-dim); background: transparent; }
.sales-question-insights b { color: #a51149; font-weight: 800; }
.question-summary { margin-bottom: 14px; }
.question-insight-row { display: grid; grid-template-columns: minmax(0, 1fr) 180px; gap: 16px; padding: 14px; border-bottom: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.question-insight-row:last-child { border-bottom: 0; }
.question-insight-main { min-width: 0; }
.question-insight-main > div { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; }
.question-insight-main strong { min-width: 180px; color: var(--atlas-ink); font-size: 13px; line-height: 1.55; }
.question-insight-main b { padding: 3px 6px; border: 1px solid rgba(233, 30, 99, .25); border-radius: 5px; color: var(--atlas-accent); background: rgba(233, 30, 99, .055); font-size: 10px; }
.question-insight-main p { margin: 7px 0 0; color: var(--atlas-muted); font-size: 11px; }
.question-insight-main small { display: block; margin-top: 5px; color: var(--atlas-dim); font-size: 10px; }
.question-insight-actions { display: grid; align-content: start; gap: 7px; }
.question-insight-actions select, .question-insight-actions input { min-width: 0; min-height: 30px; padding: 0 8px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 11px; }
.question-insight-actions button { min-height: 30px; border: 1px solid var(--black); border-radius: 5px; color: #fff; background: var(--black); font: inherit; font-size: 11px; font-weight: 700; cursor: pointer; }
@media (max-width: 700px) { .question-insight-row { grid-template-columns: 1fr; } }
.chat-community-share { align-self: flex-start; margin: -2px 0 5px; padding: 6px 8px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-green-ink); background: var(--atlas-green-soft); font-size: 10px; font-weight: 700; text-decoration: none; }
.chat-community-share:hover { border-color: rgba(111, 191, 130, .62); color: var(--atlas-ink); }
.sales-channel-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.sales-channel-card { display: grid; grid-template-columns: minmax(0, 1fr) 118px; gap: 8px 12px; align-items: end; padding: 13px; border: 1px solid var(--atlas-line); border-radius: 7px; background: var(--atlas-panel); }
.sales-channel-card > div { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 10px; align-items: center; }
.sales-channel-card strong { color: var(--atlas-ink); font-size: 13px; }
.sales-channel-card p { grid-column: 1 / -1; margin: 0; color: var(--atlas-dim); font-size: 11px; line-height: 1.5; }
.sales-channel-card label { display: grid; gap: 4px; color: var(--atlas-dim); font-size: 10px; }
.sales-channel-card label:first-of-type { display: flex; align-items: center; gap: 6px; min-height: 30px; }
.sales-channel-card input { width: 100%; min-width: 0; min-height: 30px; padding: 0 8px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 11px; }
.sales-channel-card input[type="checkbox"] { width: 14px; min-height: 14px; accent-color: var(--atlas-green); }
.sales-channel-card button { min-height: 30px; border: 1px solid var(--black); border-radius: 5px; color: #fff; background: var(--black); font: inherit; font-size: 11px; font-weight: 700; cursor: pointer; }
.sales-channel-card > small { grid-column: 1 / -1; color: var(--atlas-green-ink); font-size: 11px; }
.sales-conversation-row { display: grid; grid-template-columns: minmax(0, 1fr) 170px; gap: 14px; padding: 14px; border-bottom: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.sales-conversation-row:last-child { border-bottom: 0; }
.sales-conversation-main { min-width: 0; }
.sales-conversation-main > strong { margin-left: 7px; color: var(--atlas-ink); font-size: 13px; }
.sales-conversation-main small { display: block; margin-top: 5px; color: var(--atlas-dim); font-size: 10px; }
.sales-conversation-main p { margin: 8px 0 0; color: var(--atlas-muted); font-size: 12px; line-height: 1.6; white-space: pre-wrap; }
.sales-conversation-main b { color: var(--atlas-ink); font-weight: 750; }
.sales-conversation-actions { display: grid; align-content: start; gap: 7px; }
.sales-conversation-actions select, .sales-conversation-actions input { min-width: 0; min-height: 30px; padding: 0 8px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 11px; }
.sales-conversation-actions button { min-height: 30px; border: 1px solid var(--black); border-radius: 5px; color: #fff; background: var(--black); font: inherit; font-size: 11px; font-weight: 700; cursor: pointer; }

.role-card {
  display: grid;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  background: var(--atlas-panel);
}

.role-card[data-role="academy"], .role-card[data-role="teacher"], .role-card[data-role="qa"] { border-top: 3px solid var(--atlas-green); }
.role-card[data-role="admin"] { grid-column: 1 / -1; grid-template-columns: 150px minmax(0, 1fr); align-items: start; background: var(--atlas-bg); }
.role-card[data-role="admin"] .role-card-head { grid-row: 1 / span 2; align-items: flex-start; flex-direction: column; padding: 5px 4px; }
.role-card[data-role="admin"] .role-map { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.role-card[data-role="admin"] .platform-list { grid-column: 2; }

.role-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.role-card-head span {
  font-size: 13px;
  font-weight: 850;
}

.role-card-head strong {
  min-width: 28px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--atlas-line);
  border-radius: 999px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font-size: 12px;
}

.role-map {
  display: grid;
  gap: 6px;
}

.role-map div {
  display: grid;
  gap: 3px;
  padding: 8px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  background: var(--atlas-bg);
}

.role-map em {
  color: var(--atlas-muted);
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
}

.role-map b {
  color: var(--atlas-ink);
  font-size: 12px;
  font-weight: 650;
  line-height: 1.45;
}

.shell-popover {
  position: fixed;
  left: 56px;
  bottom: 54px;
  z-index: 80;
  width: 258px;
  padding: 16px;
  border: 1px solid var(--atlas-line);
  border-radius: 12px;
  color: var(--atlas-ink);
  background: var(--atlas-panel);
  box-shadow: 0 16px 42px rgba(20, 28, 22, 0.18);
}

.shell-popover[hidden] {
  display: none;
}

.shell-popover .up-name {
  margin-bottom: 2px;
  font-size: 13px;
  font-weight: 850;
}

.shell-popover .up-email {
  margin-bottom: 12px;
  color: var(--atlas-muted);
  font-size: 11px;
}

.shell-popover .up-quota {
  margin-bottom: 10px;
  padding: 10px;
  border: 1px solid var(--atlas-line);
  border-radius: 8px;
  color: var(--atlas-muted);
  background: var(--atlas-bg);
  font-size: 11px;
  line-height: 1.7;
}

.shell-popover .up-row {
  display: flex;
  gap: 6px;
}

.shell-popover .up-row button,
.shell-settings-body button {
  flex: 1;
  min-height: 30px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
  font-weight: 750;
}

.shell-popover .up-row button:first-child,
.shell-settings-body button {
  color: var(--atlas-green-ink);
  border-color: var(--black);
  background: var(--black);
}

.shell-modal-note {
  padding: 0 16px 16px;
  color: var(--atlas-muted);
  font-size: 12px;
}

.shell-settings-modal {
  width: min(520px, 100%);
}

.shell-settings-body {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.shell-settings-body label {
  display: grid;
  gap: 6px;
  color: var(--atlas-muted);
  font-size: 12px;
  font-weight: 800;
}

.shell-settings-body select {
  min-height: 34px;
  border: 1px solid var(--atlas-line);
  border-radius: 7px;
  padding: 7px 9px;
  color: var(--atlas-ink);
  background: var(--atlas-bg);
  font: inherit;
  font-size: 12px;
}

.community-topic-list {
  border: 0;
  border-radius: 0;
  background: transparent;
}

.community-topic-row {
  grid-template-columns: 30px minmax(0, 1fr) 34px;
  min-height: 72px;
  padding: 10px 2px;
  border-bottom: 1px solid var(--atlas-line);
}

.community-topic-row:last-child { border-bottom: 1px solid var(--atlas-line); }
.community-topic-replies { min-height: 25px; font-size: 11px; }
.community-topic-main small { display: flex; align-items: center; gap: 7px; font-size: 10px; }
.community-node-pill { margin-bottom: 0; padding: 2px 5px; font-size: 10px; }

.community-welcome {
  padding: 16px 0;
  color: var(--atlas-muted);
  font-size: 12px;
  line-height: 1.7;
}

.community-welcome strong { color: var(--atlas-ink); font-size: 14px; }
.community-welcome p { margin: 7px 0 16px; }
.community-stats { display: flex; gap: 8px; }
.community-stats span { padding: 7px 9px; background: var(--atlas-sidebar); font-size: 10px; }
.community-stats b { color: var(--atlas-ink); font-size: 12px; }

.capsule-main {
  flex: 1;
  min-width: 0;
  overflow: auto;
  padding: 26px 30px 40px;
  background: var(--atlas-bg);
}

.capsule-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  max-width: 1180px;
  margin: 0 auto 20px;
}

.capsule-head > div > span,
.capsule-head > span,
.capsule-copy > span {
  color: var(--atlas-dim);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.capsule-head h1 {
  margin: 5px 0 4px;
  color: var(--atlas-ink);
  font-size: 25px;
}

.capsule-head p {
  margin: 0;
  color: var(--atlas-muted);
  font-size: 12px;
}

.capsule-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  align-items: start;
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.capsule-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--atlas-line);
  border-radius: 9px;
  background: var(--atlas-panel);
}

.capsule-video-wrap {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 9 / 16;
  max-height: 620px;
  overflow: hidden;
  background: #111;
}

.capsule-video-wrap video {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #111;
}

.capsule-copy {
  position: relative;
  z-index: 2;
  min-height: 116px;
  padding: 12px 13px 14px;
}

.capsule-copy h2 {
  margin: 5px 0 6px;
  display: -webkit-box;
  overflow: hidden;
  color: var(--atlas-ink);
  font-size: 14px;
  line-height: 1.4;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.capsule-copy p {
  margin: 0;
  display: -webkit-box;
  overflow: hidden;
  color: var(--atlas-muted);
  font-size: 11px;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.capsule-empty {
  grid-column: 1 / -1;
  padding: 50px 20px;
  border: 1px dashed var(--atlas-line);
  color: var(--atlas-muted);
  text-align: center;
}

.capsule-empty strong { display: block; color: var(--atlas-ink); font-size: 14px; }
.capsule-empty p { margin: 7px 0 0; font-size: 12px; }

.referral-main { flex: 1; min-width: 0; overflow: auto; padding: 26px 30px 40px; background: var(--atlas-bg); }
.referral-head, .referral-layout { max-width: 1120px; margin: 0 auto; }
.referral-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 20px; }
.referral-head > div:first-child > span, .eyebrow { color: var(--atlas-dim); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.referral-head h1 { margin: 5px 0 4px; color: var(--atlas-ink); font-size: 25px; }
.referral-head p { margin: 0; color: var(--atlas-muted); font-size: 12px; }
.referral-points { min-width: 110px; padding: 12px 14px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); text-align: right; }
.referral-points span { display: block; color: var(--atlas-muted); font-size: 11px; }
.referral-points strong { display: block; margin-top: 3px; color: var(--atlas-green); font-size: 24px; }
.referral-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(240px, .7fr); gap: 18px; align-items: start; }
.referral-card { min-width: 0; padding: 20px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.referral-card h2 { margin: 7px 0; color: var(--atlas-ink); font-size: 18px; }
.referral-lead { margin: 0 0 18px; color: var(--atlas-muted); font-size: 12px; }
.section-mini-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.section-mini-head > strong { color: var(--atlas-muted); font-size: 11px; font-weight: 600; }
.referral-steps { display: grid; gap: 10px; margin: 16px 0; }
.referral-steps > div { display: grid; grid-template-columns: 24px 1fr; gap: 2px 10px; padding: 11px 12px; background: var(--atlas-sidebar); }
.referral-steps b { grid-row: span 2; display: grid; place-items: center; width: 22px; height: 22px; border: 1px solid rgba(124, 190, 146, .45); color: var(--atlas-green); font-size: 11px; }
.referral-steps strong { color: var(--atlas-ink); font-size: 12px; }
.referral-steps span { color: var(--atlas-muted); font-size: 11px; line-height: 1.5; }
.referral-copy { padding: 12px; border: 1px solid var(--atlas-line); }
.referral-copy > span { color: var(--atlas-muted); font-size: 11px; }
.referral-copy p { margin: 7px 0 10px; color: var(--atlas-ink); font-size: 12px; line-height: 1.6; user-select: text; }
.referral-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 11px; }
.referral-tags span { padding: 4px 7px; border: 1px solid var(--atlas-line); background: var(--atlas-sidebar); color: var(--atlas-muted); font-size: 10px; }
.button-primary, .button-secondary { min-height: 34px; padding: 0 12px; border: 1px solid var(--atlas-line); font: inherit; font-size: 11px; cursor: pointer; }
.button-primary { border-color: rgba(124, 190, 146, .6); background: rgba(124, 190, 146, .18); color: var(--atlas-green); }
.button-secondary { background: var(--atlas-panel); color: var(--atlas-ink); }
.referral-form { display: grid; gap: 12px; margin-top: 16px; }
.referral-form label { display: grid; gap: 5px; color: var(--atlas-muted); font-size: 11px; }
.referral-form input, .referral-form select { min-height: 36px; padding: 0 10px; border: 1px solid var(--atlas-line); background: var(--atlas-bg); color: var(--atlas-ink); font: inherit; font-size: 12px; }
.referral-form small { color: var(--atlas-dim); font-size: 10px; }
.form-result { color: var(--atlas-muted); font-size: 11px; }
.referral-side > strong { display: block; margin: 12px 0 5px; color: var(--atlas-green); font-size: 18px; letter-spacing: .04em; }
.referral-side > p { margin: 0 0 12px; color: var(--atlas-muted); font-size: 11px; line-height: 1.6; }
.referral-side-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.course-product.featured,
.dashboard-course-catalog article.featured { border-color: rgba(124, 190, 146, .65); box-shadow: inset 3px 0 0 var(--atlas-green); }
.course-feature-list { display: grid; gap: 6px; margin: 12px 0; padding: 0; list-style: none; color: var(--atlas-muted); font-size: 11px; line-height: 1.55; }
.course-feature-list li { position: relative; padding-left: 13px; }
.course-feature-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 5px; height: 5px; background: var(--atlas-green); }
.coaching-rail-card { margin-top: 12px; background: linear-gradient(135deg, rgba(124, 190, 146, .12), transparent 70%); }
.coaching-rail-card strong { display: block; margin-top: 7px; color: var(--atlas-ink); font-size: 12px; line-height: 1.5; }
.coaching-rail-card p { margin: 7px 0 9px; color: var(--atlas-muted); font-size: 11px; line-height: 1.55; }
.coaching-rail-card a { color: var(--atlas-green); font-size: 11px; font-weight: 700; }
.coaching-promo { display: grid; grid-template-columns: minmax(0, 1fr) minmax(310px, .72fr); gap: 40px; align-items: center; padding-top: 34px; padding-bottom: 34px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.coaching-promo h2 { margin: 5px 0 8px; font-size: 25px; }
.coaching-promo .section-text { margin: 0; }
.coaching-promo-detail { padding-left: 24px; border-left: 3px solid var(--accent); }
.coaching-promo-detail > strong { display: block; color: var(--ink); font-size: 23px; }
.coaching-promo-detail > span { display: block; margin: 5px 0 14px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.coaching-promo-detail > div { display: flex; flex-wrap: wrap; gap: 8px; }
.sales-chat { display: grid; gap: 12px; margin: 18px 0; padding: 15px; border: 1px solid var(--line); border-radius: 7px; background: #fff; }
.sales-chat-head { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.sales-chat-head strong { color: var(--ink); font-size: 13px; }
.sales-chat-head span { color: var(--muted); font-size: 11px; }
.sales-chat-intro { display: flex; gap: 8px; align-items: center; padding: 9px 10px; border: 1px solid #f0d1df; border-radius: 6px; background: #fff8fb; }
.sales-chat-intro span { display: inline-flex; align-items: center; gap: 4px; flex: 0 0 auto; color: #a51149; font-size: 11px; font-weight: 800; }
.sales-chat-intro span::before { width: 6px; height: 6px; border-radius: 50%; background: #c2185b; content: ""; }
.sales-chat-intro p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.sales-chat-messages { display: grid; gap: 9px; max-height: 240px; overflow-y: auto; padding: 3px 3px 3px 0; }
.sales-chat-messages p { width: fit-content; max-width: 92%; margin: 0; padding: 10px 11px; border-radius: 7px; font-size: 12px; line-height: 1.7; white-space: pre-wrap; box-shadow: 0 1px 0 rgba(21, 31, 24, .04); }
.sales-chat-answer { color: var(--ink); border: 1px solid #e3e9e4; background: #f7faf7; }
.sales-chat-question { justify-self: end; color: #fff; background: #c2185b; }
.sales-chat-prompts { display: flex; flex-wrap: wrap; gap: 6px; }
.sales-chat-prompts button { min-height: 28px; padding: 0 9px; border: 1px solid #e7dce1; border-radius: 5px; color: #7b4a5e; background: #fff; font: inherit; font-size: 11px; cursor: pointer; }
.sales-chat-prompts button:hover { color: #a51149; border-color: #d996b5; background: #fff8fb; }
.sales-chat-form { display: grid; grid-template-columns: minmax(0, 1fr) 58px; gap: 7px; }
.sales-chat-form input { min-width: 0; min-height: 38px; padding: 0 11px; border: 1px solid #d9ded9; border-radius: 6px; color: var(--ink); background: #fff; font: inherit; font-size: 12px; }
.sales-chat-form input:focus { border-color: #c2185b; outline: 2px solid rgba(194, 24, 91, .12); }
.sales-chat-form button { min-height: 38px; border: 1px solid #a51149; border-radius: 6px; color: #fff; background: #c2185b; font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }
.sales-chat-contact { justify-self: start; min-height: 32px; padding: 0 11px; border: 1px solid #a51149; border-radius: 6px; color: #fff; background: #c2185b; font: inherit; font-size: 11px; font-weight: 800; cursor: pointer; }
.sales-float-trigger { position: fixed; right: 22px; bottom: 86px; z-index: 44; display: grid; grid-template-columns: 26px 1fr; grid-template-rows: 18px 14px; column-gap: 7px; min-width: 146px; min-height: 58px; padding: 10px 14px; border: 1px solid #a51149; border-radius: 8px; color: #fff; background: #c2185b; box-shadow: 0 12px 30px rgba(194, 24, 91, .3); font: inherit; text-align: left; cursor: pointer; }
.sales-float-trigger b { grid-row: span 2; display: grid; place-items: center; width: 24px; height: 24px; margin-top: 3px; border: 1px solid rgba(255,255,255,.55); border-radius: 50%; color: #fff; font-size: 9px; letter-spacing: 0; }
.sales-float-trigger span { align-self: end; font-size: 14px; font-weight: 800; }
.sales-float-trigger small { color: rgba(255,255,255,.86); font-size: 10px; }
.sales-float-trigger:hover { background: #a51149; transform: translateY(-1px); }
.sales-chat-modal-backdrop { z-index: 130; }
.sales-chat-modal { width: min(480px, calc(100vw - 28px)); overflow: hidden; border-color: #e3dfe1; box-shadow: 0 28px 76px rgba(20, 26, 22, .28); }
.sales-chat-modal .modal-head > div { display: grid; gap: 2px; }
.sales-chat-modal .modal-head span { color: var(--muted); font-size: 11px; }
.sales-chat-modal .modal-head { padding: 13px 16px; border-bottom-color: #eee7ea; background: #fff; }
.sales-chat-modal .modal-head h2 { font-size: 16px; }
.sales-chat-modal .modal-head button { color: var(--muted); }
.sales-chat-modal .sales-chat { gap: 10px; margin: 0; padding: 12px; border: 0; border-radius: 0; background: #fcfcfc; }
.sales-chat-modal .sales-chat-messages { min-height: 116px; max-height: min(300px, 42vh); }
.customer-qr-card { display: flex; align-items: center; gap: 12px; margin-top: 22px; padding: 11px; border: 1px solid var(--line); background: #fff; }
.customer-qr-card img { display: block; width: 86px; height: 86px; object-fit: cover; }
.customer-qr-card strong { color: var(--ink); font-size: 13px; }
.customer-qr-card p { margin: 5px 0 0; color: var(--muted); font-size: 11px; line-height: 1.55; }

.coaching-page { background: var(--bg); color: var(--ink); }
.coaching-hero, .coaching-section, .coaching-cta { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.coaching-hero { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .7fr); gap: 52px; padding: 76px 0 60px; align-items: center; }
.coaching-hero h1 { margin: 8px 0 14px; font-size: 42px; line-height: 1.12; letter-spacing: 0; }
.coaching-hero .lead { max-width: 670px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.8; }
.coaching-price { display: flex; align-items: baseline; gap: 12px; margin: 26px 0; }
.coaching-price strong { font-size: 32px; color: var(--ink); }
.coaching-price span { color: var(--muted); font-size: 13px; }
.coaching-hero-panel { padding: 24px; border: 1px solid var(--line); background: #fff; }
.coaching-hero-panel > span { color: var(--muted); font-size: 11px; font-weight: 700; }
.coaching-hero-panel strong { display: block; margin: 10px 0; font-size: 18px; line-height: 1.45; }
.coaching-hero-panel p, .coaching-hero-panel li { color: var(--muted); font-size: 12px; line-height: 1.7; }
.coaching-hero-panel ul { margin: 15px 0 0; padding-left: 18px; }
.coaching-hero-panel .coaching-qr { margin-top: 18px; }
.coaching-contact { width: 100%; margin-top: 18px; }
.coaching-section { padding: 54px 0; border-top: 1px solid var(--line); }
.coaching-grid { display: grid; gap: 14px; }
.coaching-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.coaching-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.coaching-grid article { padding: 20px; border: 1px solid var(--line); background: #fff; }
.coaching-grid article > span { color: var(--accent); font-size: 11px; font-weight: 800; }
.coaching-grid h3 { margin: 12px 0 8px; font-size: 16px; }
.coaching-grid p, .coaching-knowledge p, .mentoring li { color: var(--muted); font-size: 13px; line-height: 1.75; }
.coaching-knowledge { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(280px, .8fr); gap: 56px; align-items: center; }
.coaching-knowledge h2, .coaching-section h2, .coaching-cta h2 { margin: 7px 0 12px; font-size: 27px; letter-spacing: 0; }
.coaching-record { border: 1px solid var(--line); background: #fff; }
.coaching-record div { display: grid; grid-template-columns: 68px 1fr; gap: 12px; padding: 15px; border-bottom: 1px solid var(--line); }
.coaching-record div:last-child { border-bottom: 0; }
.coaching-record span { color: var(--muted); font-size: 11px; }
.coaching-record strong { font-size: 13px; }
.mentor-profile { display: grid; grid-template-columns: minmax(240px, .58fr) minmax(0, 1fr); gap: 38px; align-items: center; }
.mentor-profile figure { height: 360px; margin: 0; overflow: hidden; border: 1px solid var(--line); background: var(--panel-soft); }
.mentor-profile img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 28%; }
.mentor-profile h2 { margin: 7px 0 12px; font-size: 27px; letter-spacing: 0; }
.mentor-intro { max-width: 580px; margin: 0 0 18px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.mentoring ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 28px; margin: 0; padding-left: 20px; }
.coaching-cta { display: flex; justify-content: space-between; align-items: center; gap: 30px; margin-top: 8px; margin-bottom: 64px; padding: 30px; background: var(--ink); }
.coaching-cta h2, .coaching-cta p { color: #fff; }
.coaching-cta p { margin: 0; opacity: .72; font-size: 13px; }
.coaching-cta .eyebrow { color: rgba(255,255,255,.55); }
.coaching-cta .button.primary { background: var(--atlas-green); border-color: var(--atlas-green); color: #fff; white-space: nowrap; }
.referral-history { margin-top: 28px; padding-top: 14px; border-top: 1px solid var(--atlas-line); }
.referral-history .section-mini-head { margin-bottom: 10px; }
.referral-record { display: flex; justify-content: space-between; gap: 8px; padding: 9px 0; border-bottom: 1px solid var(--atlas-line); color: var(--atlas-muted); font-size: 11px; }
.referral-record strong { color: var(--atlas-ink); font-weight: 600; }
.muted { color: var(--atlas-muted); font-size: 11px; }
.admin-referral-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.admin-referral-row button { margin-left: 4px; }

/* Admin upload surfaces share one predictable field and drop-zone pattern. */
.admin-main .upload-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--atlas-line);
  background: var(--atlas-panel);
}
.admin-main .upload-panel > label:not(.upload-drop) { display: grid; gap: 6px; color: var(--atlas-muted); font-size: 11px; }
.admin-main .upload-panel > label:not(.upload-drop) input,
.admin-main .upload-panel > label:not(.upload-drop) select { width: 100%; min-height: 36px; padding: 0 10px; border: 1px solid var(--atlas-line); color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 12px; }
.admin-main .upload-panel > .upload-drop { grid-column: 1 / -1; display: grid; grid-template-columns: 86px minmax(0, 1fr); align-items: center; gap: 8px 12px; min-height: 104px; padding: 16px; border: 1px dashed var(--atlas-green); border-radius: 7px; color: var(--atlas-ink); background: var(--atlas-green-soft); text-align: left; cursor: pointer; }
.admin-main .upload-panel > .upload-drop:hover { background: var(--atlas-active); }
.admin-main .upload-panel > .upload-drop .upload-file-label { grid-column: 1; color: var(--atlas-ink); cursor: pointer; }
.admin-main .upload-panel > .upload-drop input { grid-column: 2; width: 100%; margin: 0; color: var(--atlas-muted); font: inherit; font-size: 11px; }
.admin-main .upload-panel > .upload-drop input::file-selector-button { min-height: 30px; margin-right: 8px; padding: 0 10px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 11px; cursor: pointer; }
.admin-main .upload-panel > .upload-drop .file-hint { grid-column: 2; margin: 0; color: var(--atlas-dim); font-size: 10px; line-height: 1.5; }
.admin-main .upload-native-file { grid-column: 1 / -1; display: grid; gap: 8px; min-height: 104px; padding: 16px; border: 1px dashed var(--atlas-green); border-radius: 7px; color: var(--atlas-ink); background: var(--atlas-green-soft); font-size: 11px; cursor: pointer; }
.admin-main .upload-native-file:focus-visible { outline: 2px solid rgba(233, 30, 99, 0.48); outline-offset: 2px; }
.admin-main .upload-native-file:hover { background: var(--atlas-active); }
.admin-main .upload-native-file input { width: 100%; min-height: 34px; color: var(--atlas-muted); font: inherit; font-size: 11px; cursor: pointer; }
.admin-main .upload-native-file input::file-selector-button { min-height: 30px; margin-right: 8px; padding: 0 10px; border: 1px solid var(--atlas-line); border-radius: 5px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 11px; cursor: pointer; }
.admin-main .upload-native-file .file-hint { color: var(--atlas-dim); font-size: 10px; line-height: 1.5; }
.admin-main .upload-panel > button { align-self: end; min-height: 36px; width: fit-content; padding: 0 15px; border: 1px solid var(--black); border-radius: 6px; color: var(--atlas-green-ink); background: var(--black); font: inherit; font-size: 11px; font-weight: 750; cursor: pointer; }
.admin-main .upload-panel > button + button { border-color: var(--atlas-line); color: var(--atlas-ink); background: var(--atlas-panel); }
#mediaForm { grid-template-columns: repeat(3, minmax(0, 1fr)); }
#mediaForm > button { grid-column: 1 / -1; }
#capsuleForm > button { grid-column: 1 / -1; }

@media (max-width: 980px) {
  body.atlas-learn {
    display: block;
    height: auto;
    overflow: auto;
  }

  .atlas-learn .activity-bar {
    position: sticky;
    top: 0;
    height: auto;
    min-height: 0;
    z-index: 5;
    width: 100%;
    flex-direction: row;
    justify-content: center;
    border-right: 0;
    border-bottom: 1px solid var(--atlas-line);
  }

  .atlas-learn .activity-bar .shell-spacer {
    display: none;
  }

  .atlas-sidebar,
  .atlas-right {
    width: auto;
    border: 0;
    border-bottom: 1px solid var(--atlas-line);
  }

  .slide-canvas {
    width: 100%;
    max-width: 100%;
    max-height: none;
  }

  .ppt-body-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .atlas-slide-grid {
    grid-template-columns: 1fr 1fr;
  }

  .platform-grid.two,
  .platform-grid.four,
  .knowledge-summary,
  .course-catalog,
  .admin-routes,
  .admin-pipeline,
  .role-workbench,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .admin-topbar {
    grid-template-columns: 1fr;
    padding: 10px 16px;
  }

  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: sticky;
    top: 0;
    z-index: 24;
    height: auto;
    max-height: 42vh;
    border-right: 0;
    border-bottom: 1px solid var(--atlas-line);
  }

  .admin-side-head {
    padding: 12px 14px 8px;
  }

  .admin-side-nav {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 8px 10px 12px;
  }

  .admin-side-nav section {
    min-width: 168px;
  }

  .admin-main {
    padding: 16px;
  }

  .student-topbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 10px 16px;
  }

  .student-nav {
    width: 100%;
    overflow-x: auto;
  }

  .platform-list div,
  .schedule-list div,
  .api-table div,
  .upload-panel,
  .login-panel,
  .assignment-card,
  .submission-card {
    grid-template-columns: 1fr;
  }

  .community-shell {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .community-sidebar,
  .community-inspector {
    border: 0;
    border-bottom: 1px solid var(--atlas-line);
  }

  .community-sidebar {
    padding: 14px 16px;
  }

  .community-brand { padding-bottom: 12px; }
  .community-side-note { display: none; }
  .community-sidebar .community-nodes {
    display: flex;
    overflow-x: auto;
  }

  .community-sidebar .community-nodes button {
    flex: 0 0 auto;
    min-width: 92px;
  }

  .community-feed { padding: 16px; }
  .community-inspector { padding: 16px; }

  .capsule-main { padding: 18px 14px 28px; }
  .capsule-head { align-items: flex-start; margin-bottom: 14px; }
  .capsule-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .capsule-copy { padding: 9px 10px 11px; }
}

@media (max-width: 640px) {
  /* Mobile keeps the learning loop small: course, work, community, capsule. */
  .atlas-learn .activity-bar .ab-item[href="/referral.html"] { display: none; }
  .atlas-learn .atlas-sidebar #lesson-context,
  .atlas-learn .atlas-sidebar #community,
  .atlas-learn .atlas-right { display: none; }
  .atlas-learn .atlas-main { width: 100%; min-width: 0; }
  .atlas-learn .atlas-assignment { margin-top: 12px; }
  .atlas-learn .player-toolbar {
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
  }
  .atlas-learn .player-toolbar button {
    flex: 1 1 30%;
    min-width: 82px;
  }
  .atlas-learn .player-toolbar #fullscreenPpt {
    flex: 1 1 100%;
    margin-left: 0;
  }
  .player-stage:fullscreen { padding: 10px; grid-template-rows: minmax(0, 1fr) 38px; gap: 8px; }
  .player-stage:fullscreen .player-toolbar { gap: 6px; }
  .player-stage:fullscreen .player-toolbar button { min-width: 0; padding: 0 9px; }
  .player-stage:fullscreen .slide-canvas { width: min(100%, calc((100vh - 82px) * 1.77778)); max-height: calc(100vh - 82px); }
  .admin-main .upload-panel,
  #mediaForm {
    grid-template-columns: 1fr;
  }
  .admin-main .upload-panel > button,
  #mediaForm > button,
  #capsuleForm > button {
    width: 100%;
  }
  body.student-page .dashboard-notices,
  body.student-page .dashboard-profile { display: none; }
  .dashboard-page .platform-main { padding: 20px 12px 32px; }
  .dashboard-courses-layout { grid-template-columns: 1fr; }
  .dashboard-hero { align-items: flex-start; flex-direction: column; gap: 14px; padding: 18px; }
  .dashboard-hero h1 { font-size: 24px; }
  .dashboard-hero-action { width: 100%; justify-content: center; }
  .dashboard-user-meta { display: none; }
  .dashboard-hero-side { width: 100%; margin-left: 0; align-items: stretch; flex-direction: column; gap: 12px; }
  .dashboard-identity { min-width: 0; }
  .dashboard-points { padding: 10px 0 0; border-top: 1px solid var(--atlas-line); border-left: 0; }

  .capsule-main { padding: 14px 10px 24px; }
  .capsule-head { gap: 10px; }
  .capsule-head h1 { font-size: 22px; }
  .capsule-head p { max-width: 250px; font-size: 11px; line-height: 1.55; }
  .capsule-grid { display: block; }
  .capsule-card { margin: 0 auto 14px; border-radius: 7px; max-width: 430px; }
  .capsule-video-wrap { aspect-ratio: 9 / 16; max-height: none; }
  .capsule-video-wrap video { object-fit: contain; background: #111; }
  .capsule-copy { min-height: 116px; padding: 11px 12px 13px; }
  .capsule-copy h2 { font-size: 14px; }
  .capsule-copy p { font-size: 12px; }
  .referral-main { padding: 14px 10px 24px; }
  .referral-head { align-items: flex-start; margin-bottom: 14px; }
  .referral-head h1 { font-size: 22px; }
  .referral-layout { display: block; }
  .referral-card { margin-bottom: 12px; padding: 14px; }
  .referral-points { min-width: 80px; padding: 9px 10px; }
  .referral-points strong { font-size: 20px; }
  .coaching-hero, .coaching-section, .coaching-cta { width: min(100% - 28px, 1120px); }
  .coaching-hero { grid-template-columns: 1fr; gap: 24px; padding: 36px 0; }
  .coaching-hero h1 { font-size: 31px; }
  .coaching-hero .lead { font-size: 14px; }
  .coaching-grid.three, .coaching-grid.two, .coaching-knowledge, .mentor-profile, .mentoring ul { grid-template-columns: 1fr; }
  .coaching-promo { grid-template-columns: 1fr; gap: 18px; }
  .coaching-promo-detail { padding: 16px 0 0; border-top: 3px solid var(--accent); border-left: 0; }
  .sales-float-trigger { right: 14px; bottom: 76px; min-width: 104px; }
  .mentor-profile { gap: 20px; }
  .mentor-profile figure { height: min(440px, 110vw); }
  .coaching-section { padding: 34px 0; }
  .coaching-knowledge { gap: 22px; }
  .coaching-knowledge h2, .coaching-section h2, .coaching-cta h2 { font-size: 23px; }
  .coaching-cta { display: grid; padding: 22px; margin-bottom: 28px; }
  .admin-main .upload-panel, #mediaForm { grid-template-columns: 1fr; padding: 12px; }
  .admin-main .upload-panel > .upload-drop { grid-template-columns: 1fr; min-height: 112px; padding: 13px; }
  .admin-main .upload-panel > .upload-drop input,
  .admin-main .upload-panel > .upload-drop .file-hint { grid-column: 1; }
  .admin-main .upload-panel > button, #mediaForm > button, #capsuleForm > button { grid-column: 1; width: 100%; }
}

/* Learning community layout: list and topic detail share the main column. */
.community-page [hidden] { display: none !important; }
.community-shell { display: grid; grid-template-columns: minmax(0, 1fr) 286px; gap: 20px; width: min(1320px, 100%); min-height: 0; margin: 0 auto; padding: 22px 28px 36px; overflow: auto; }
.community-main { min-width: 0; }
.community-info { display: grid; align-content: start; gap: 12px; min-width: 0; position: sticky; top: 0; height: fit-content; }
.community-info-card { padding: 14px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.community-card-label, .community-card-head span { color: var(--atlas-dim); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.community-member-card strong { display: block; margin: 7px 0 4px; color: var(--atlas-ink); font-size: 15px; }
.community-member-card > span:not(.community-card-label) { display: block; color: var(--atlas-muted); font-size: 11px; }
.community-progress { height: 5px; margin: 14px 0 6px; overflow: hidden; background: var(--atlas-active); }
.community-progress i { display: block; width: 0; height: 100%; background: var(--atlas-green); transition: width .25s ease; }
.community-member-card small { color: var(--atlas-dim); font-size: 10px; }
.community-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.community-card-head strong { color: var(--atlas-ink); font-size: 12px; }
.community-stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.community-stat-grid div { padding: 9px 5px; background: var(--atlas-sidebar); text-align: center; }
.community-stat-grid b, .community-stat-grid span { display: block; }
.community-stat-grid b { color: var(--atlas-ink); font-size: 16px; }
.community-stat-grid span { margin-top: 3px; color: var(--atlas-dim); font-size: 10px; }
.community-hot-list { display: grid; }
.community-hot-list a { display: block; padding: 9px 0; border-bottom: 1px solid var(--atlas-line); }
.community-hot-list a:last-child { border-bottom: 0; }
.community-hot-list strong { display: block; overflow: hidden; color: var(--atlas-ink); font-size: 11px; font-weight: 650; text-overflow: ellipsis; white-space: nowrap; }
.community-hot-list span { display: block; margin-top: 3px; color: var(--atlas-dim); font-size: 10px; }
.community-muted { color: var(--atlas-dim); font-size: 11px; }
.community-node-nav { display: grid; gap: 3px; }
.community-node-nav button { display: flex; align-items: center; justify-content: space-between; min-height: 32px; padding: 0 8px; border: 1px solid transparent; color: var(--atlas-muted); background: transparent; font: inherit; font-size: 11px; text-align: left; cursor: pointer; }
.community-node-nav button span { color: var(--atlas-dim); font-size: 10px; }
.community-node-nav button:hover, .community-node-nav button.active { border-color: var(--atlas-line); color: var(--atlas-ink); background: var(--atlas-sidebar); }
.community-list-tabs { gap: 16px; }
.community-topic-list { border: 1px solid var(--atlas-line); border-radius: 3px; }
.community-topic-row { grid-template-columns: 32px minmax(0, 1fr) 44px; min-height: 76px; padding: 12px 14px; border-bottom: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.community-topic-row:last-child { border-bottom: 0; }
.community-topic-row:hover { background: var(--atlas-sidebar); }
.community-topic-main strong { display: block; overflow: hidden; color: var(--atlas-ink); font-size: 14px; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.community-topic-main small { display: flex; align-items: center; gap: 8px; margin-top: 6px; color: var(--atlas-dim); font-size: 12px; }
.community-topic-main small span:not(.community-node-pill) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.community-avatar { flex: 0 0 auto; width: 28px; height: 28px; color: var(--atlas-green-ink); background: var(--atlas-green-soft); }
.community-topic-replies { min-width: 34px; min-height: 26px; padding: 0 6px; border: 1px solid transparent; border-radius: 5px; background: var(--atlas-active); color: var(--atlas-muted); }
.community-topic-replies.empty-replies { border-color: var(--atlas-line); background: transparent; }
.community-node-pill { padding: 2px 6px; border-radius: 3px; color: var(--atlas-green-ink); background: var(--atlas-green-soft); font-size: 10px; white-space: nowrap; }
.community-detail-view { min-height: 610px; }
.community-detail-toolbar { display: flex; align-items: center; justify-content: space-between; min-height: 40px; margin-bottom: 10px; border-bottom: 1px solid var(--atlas-line); }
.community-detail-toolbar button { display: inline-flex; align-items: center; gap: 6px; border: 0; color: var(--atlas-muted); background: transparent; font: inherit; font-size: 11px; cursor: pointer; }
.community-detail-toolbar button:hover { color: var(--atlas-ink); }
.community-detail-toolbar svg { width: 14px; height: 14px; }
.community-detail-toolbar > span { color: var(--atlas-dim); font-size: 11px; }
.community-topic-detail { min-height: 420px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); transition: opacity .16s ease; }
.community-topic-detail.is-loading { opacity: .45; }
.community-topic-post { padding: 24px 26px; border-bottom: 1px solid var(--atlas-line); }
.community-topic-post-meta { display: flex; align-items: center; gap: 10px; color: var(--atlas-dim); font-size: 11px; }
.community-topic-post h2 { margin: 13px 0 12px; color: var(--atlas-ink); font-size: 20px; line-height: 1.4; }
.community-topic-post p { color: var(--atlas-muted); font-size: 13px; line-height: 1.85; white-space: pre-wrap; user-select: text; }
.community-replies { background: var(--atlas-bg); }
.community-replies-head { padding: 12px 16px; border-bottom: 1px solid var(--atlas-line); color: var(--atlas-dim); font-size: 11px; font-weight: 800; }
.community-reply { padding: 16px 20px; border-bottom: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.community-reply:last-child { border-bottom: 0; }
.community-reply-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 9px; color: var(--atlas-ink); font-size: 12px; }
.community-reply-meta > span { display: flex; align-items: center; gap: 8px; min-width: 0; }
.community-reply-meta .community-avatar { width: 24px; height: 24px; font-size: 10px; }
.community-reply-meta time { margin-left: 4px; color: var(--atlas-dim); font-size: 10px; font-weight: 400; }
.community-reply-meta > b { color: var(--atlas-dim); font-size: 11px; font-weight: 500; }
.community-reply p { color: var(--atlas-muted); font-size: 13px; line-height: 1.75; white-space: pre-wrap; user-select: text; }
.community-detail-reply { display: grid; gap: 8px; margin-top: 12px; padding: 14px; border: 1px solid var(--atlas-line); background: var(--atlas-panel); }
.community-detail-reply .text-drop { display: grid; gap: 6px; color: var(--atlas-dim); font-size: 11px; }
.community-detail-reply textarea { min-height: 112px; width: 100%; padding: 10px; border: 1px solid var(--atlas-line); color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 12px; resize: vertical; }
.community-detail-reply button:disabled { cursor: not-allowed; opacity: .42; }
.community-page .community-empty { min-height: 180px; display: grid; place-content: center; gap: 7px; border: 0; text-align: center; }
.community-page .community-empty strong { color: var(--atlas-ink); font-size: 13px; }
.community-page .community-empty span { color: var(--atlas-muted); font-size: 11px; }

/* Rose theme contrast pass: no white text on pale accent backgrounds. */
.assignment-card .pill,
.submission-card .pill,
.file-pill {
  border-color: rgba(233, 30, 99, 0.28);
  color: var(--atlas-ink);
  background: rgba(233, 30, 99, 0.11);
}

.community-node-pill {
  color: var(--atlas-ink);
  background: rgba(233, 30, 99, 0.11);
}

.community-nodes button.active,
.community-nodes button:hover {
  color: #fff;
  border-color: var(--black);
  background: var(--black);
}

.app-rail a.active,
.app-rail a:hover {
  color: #fff;
  border-color: var(--black);
  background: var(--black);
}

.community-avatar {
  color: #fff;
  background: var(--black);
}

.admin-top-actions a:hover,
.admin-nav a:hover,
.admin-exit:hover,
.admin-section-toolbar button:hover {
  color: #fff;
  border-color: var(--black);
  background: var(--black);
}

@media (max-width: 980px) {
  .community-shell { display: block; width: 100%; padding: 16px; overflow: visible; }
  .community-info { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 16px; }
  .community-info-card:first-child, .community-info-card:last-child { grid-column: 1 / -1; }
  .role-workbench { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .role-card[data-role="admin"] { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .community-shell { padding: 12px 10px 24px; }
  .community-feed-head h1 { font-size: 19px; }
  .community-topic-row { grid-template-columns: 30px minmax(0, 1fr) 38px; gap: 8px; padding: 11px 9px; }
  .community-topic-main strong { font-size: 13px; }
  .community-topic-main small { gap: 5px; font-size: 10px; }
  .community-topic-post { padding: 18px 14px; }
  .community-topic-post h2 { font-size: 17px; }
  .community-reply { padding: 14px; }
  .community-info { display: block; }
  .community-info-card { margin-top: 10px; }
  .community-detail-view { min-height: 0; }
  .role-flowline { overflow-x: auto; }
  .sales-channel-grid { grid-template-columns: 1fr; }
  .sales-conversation-row { grid-template-columns: 1fr; }
  .role-workbench { grid-template-columns: 1fr; }
  .role-card[data-role="admin"] { display: grid; grid-template-columns: 1fr; }
  .role-card[data-role="admin"] .role-card-head, .role-card[data-role="admin"] .platform-list { grid-column: auto; grid-row: auto; }
  .role-card[data-role="admin"] .role-map { grid-template-columns: 1fr; }
}
/* Legal documents keep the same restrained reading surface as the product UI. */
.legal-page { min-height: 100vh; background: var(--atlas-bg, #f4f5f2); color: var(--atlas-ink, #20231f); }
.legal-wrap { width: min(860px, calc(100% - 32px)); margin: 0 auto; padding: 28px 0 64px; }
.legal-back { display: inline-flex; margin-bottom: 18px; color: var(--atlas-accent, #e91e63); font-size: 13px; font-weight: 800; text-decoration: none; }
.legal-doc { padding: 30px 34px; border: 1px solid var(--atlas-line, #dfe3dc); border-radius: 10px; background: rgba(255,255,255,.82); box-shadow: 0 18px 50px rgba(17,24,20,.06); }
.legal-doc h1 { margin: 4px 0 8px; font-size: 28px; letter-spacing: 0; }
.legal-doc h2 { margin: 28px 0 8px; font-size: 16px; letter-spacing: 0; }
.legal-doc p { margin: 0 0 10px; color: var(--atlas-muted, #69716a); font-size: 14px; line-height: 1.85; }
.legal-doc .legal-meta { color: var(--atlas-dim, #8b938c); font-size: 12px; }
.legal-doc strong { color: var(--atlas-accent, #e91e63); }
.legal-footer { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 22px 0 30px; color: var(--atlas-dim, #8b938c); font-size: 12px; }
.legal-footer a, .legal-inline a { color: var(--atlas-accent, #e91e63); text-decoration: none; }
.legal-inline { margin: 12px 0 0; color: var(--atlas-dim, #8b938c); font-size: 12px; line-height: 1.6; }
@media (max-width: 600px) { .legal-wrap { width: min(100% - 20px, 860px); padding-top: 14px; } .legal-doc { padding: 22px 18px; } .legal-doc h1 { font-size: 24px; } .legal-doc p { font-size: 13px; line-height: 1.75; } }

/* Public FDE knowledge pages: readable sources for prospective learners and AI search answers. */
.knowledge-page { min-height: 100vh; background: var(--atlas-bg, #f4f5f2); color: var(--atlas-ink, #20231f); }
.knowledge-wrap { width: min(1080px, calc(100% - 40px)); margin: 0 auto; padding: 44px 0 72px; }
.knowledge-hero { max-width: 760px; padding: 22px 0 40px; }
.knowledge-hero h1 { max-width: 760px; font-size: clamp(34px, 5vw, 58px); line-height: 1.08; }
.knowledge-hero .lead { max-width: 700px; }
.knowledge-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; color: var(--atlas-dim, #8b938c); font-size: 12px; }
.knowledge-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.knowledge-card { display: flex; min-height: 172px; flex-direction: column; justify-content: space-between; gap: 18px; padding: 22px; border: 1px solid var(--atlas-line, #dfe3dc); border-radius: 6px; background: rgba(255,255,255,.78); transition: border-color .16s ease, background .16s ease; }
.knowledge-card:hover { border-color: var(--atlas-accent, #e91e63); background: #fff; }
.knowledge-card h2 { margin: 0 0 8px; font-size: 20px; }
.knowledge-card p { margin: 0; color: var(--atlas-muted, #69716a); font-size: 14px; line-height: 1.7; }
.knowledge-card span { color: var(--atlas-accent, #e91e63); font-size: 12px; font-weight: 750; }
.knowledge-article { width: min(760px, 100%); }
.knowledge-back { display: inline-flex; margin-bottom: 26px; color: var(--atlas-accent, #e91e63); font-size: 13px; font-weight: 750; }
.knowledge-article h2 { margin: 38px 0 12px; font-size: 24px; }
.knowledge-article h3 { margin: 24px 0 8px; font-size: 17px; }
.knowledge-article p, .knowledge-article li { color: var(--atlas-muted, #69716a); font-size: 15px; line-height: 1.9; }
.knowledge-article ul { padding-left: 22px; }
.knowledge-answer { margin: 26px 0 32px; padding: 20px 22px; border-left: 3px solid var(--atlas-accent, #e91e63); background: rgba(255,255,255,.78); }
.knowledge-answer strong { display: block; margin-bottom: 7px; color: var(--atlas-ink, #20231f); font-size: 13px; }
.knowledge-answer p { margin: 0; }
.knowledge-cta { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 46px; padding: 22px; border: 1px solid var(--atlas-line, #dfe3dc); border-radius: 6px; background: rgba(255,255,255,.78); }
.knowledge-cta h2 { margin: 0 0 5px; font-size: 20px; }
.knowledge-cta p { margin: 0; font-size: 13px; }
@media (max-width: 700px) { .knowledge-wrap { width: min(100% - 28px, 1080px); padding-top: 24px; } .knowledge-grid { grid-template-columns: 1fr; } .knowledge-hero { padding-bottom: 28px; } .knowledge-article h2 { font-size: 21px; } .knowledge-article p, .knowledge-article li { font-size: 14px; } .knowledge-cta { align-items: flex-start; flex-direction: column; } }

/* Distributor accounts are intentionally separated from the administration console. */
.distributor-page { min-height: 100vh; background: var(--atlas-bg); color: var(--atlas-ink); }
.distributor-wrap { width: min(980px, calc(100% - 36px)); margin: 0 auto; padding: 18px 0 58px; }
.distributor-topbar { display: flex; align-items: center; justify-content: space-between; min-height: 48px; border-bottom: 1px solid var(--atlas-line); }
.distributor-brand { display: inline-flex; align-items: center; gap: 9px; color: var(--atlas-ink); font-size: 13px; font-weight: 850; text-decoration: none; }
.distributor-brand span { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 7px; color: var(--atlas-green-ink); background: var(--black); font-size: 11px; }
.distributor-topbar button, .distributor-code-row button, .distributor-copy { min-height: 30px; padding: 0 10px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 11px; font-weight: 750; cursor: pointer; }
.distributor-login { width: min(420px, 100%); margin: 72px auto 0; padding: 26px; border: 1px solid var(--atlas-line); border-radius: 8px; background: var(--atlas-panel); box-shadow: 0 16px 46px rgba(32, 36, 44, .06); }
.distributor-login h1, .distributor-head h1 { margin: 7px 0; font-size: 25px; letter-spacing: 0; }
.distributor-login p, .distributor-head p { margin: 0; color: var(--atlas-muted); font-size: 12px; line-height: 1.65; }
.distributor-login form, .distributor-panel form { display: grid; gap: 11px; margin-top: 20px; }
.distributor-login label, .distributor-panel label { display: grid; gap: 6px; color: var(--atlas-muted); font-size: 11px; font-weight: 700; }
.distributor-login input, .distributor-panel input, .distributor-panel select { width: 100%; min-height: 38px; padding: 0 10px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 12px; }
.distributor-login form button, .distributor-panel form button { min-height: 38px; border: 1px solid var(--black); border-radius: 6px; color: #fff; background: var(--black); font: inherit; font-size: 12px; font-weight: 800; cursor: pointer; }
.distributor-result { margin-top: 12px; color: var(--atlas-dim); font-size: 11px; line-height: 1.55; }
.distributor-console { padding-top: 28px; }
.distributor-section-nav { display: flex; gap: 4px; margin: 0 0 14px; padding: 4px; border: 1px solid var(--atlas-line); border-radius: 8px; background: var(--atlas-panel); }
.distributor-section-nav a { flex: 1; min-height: 34px; display: grid; place-items: center; border-radius: 5px; color: var(--atlas-muted); font-size: 11px; font-weight: 800; text-decoration: none; }
.distributor-section-nav a:hover { color: #fff; background: var(--black); }
.distributor-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; padding-bottom: 22px; }
.distributor-quota { min-width: 138px; padding: 13px 16px; border-left: 3px solid var(--atlas-accent); background: var(--atlas-panel); }
.distributor-quota span, .distributor-quota strong, .distributor-quota em { display: block; }
.distributor-quota span, .distributor-quota em { color: var(--atlas-dim); font-size: 10px; font-style: normal; }
.distributor-quota strong { margin: 2px 0; color: var(--atlas-ink); font-size: 27px; line-height: 1; }
.distributor-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(260px, .9fr); gap: 14px; }
.distributor-panel { padding: 18px; border: 1px solid var(--atlas-line); border-radius: 8px; background: var(--atlas-panel); }
.distributor-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.distributor-panel-head h2 { margin: 0; font-size: 15px; }
.distributor-panel-head span { color: var(--atlas-dim); font-size: 10px; }
.distributor-panel textarea { width: 100%; min-height: 170px; margin-top: 12px; padding: 10px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-muted); background: var(--atlas-bg); font: inherit; font-size: 11px; line-height: 1.65; resize: vertical; }
.distributor-copy { margin-top: 8px; }
.distributor-steps { display: grid; gap: 10px; margin: 20px 0; padding-left: 18px; color: var(--atlas-muted); font-size: 12px; line-height: 1.65; }
.distributor-panel > a { color: var(--atlas-accent); font-size: 12px; font-weight: 750; }
.distributor-history { margin-top: 14px; }
.distributor-code-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--atlas-line); }
.distributor-code-row:last-child { border-bottom: 0; }
.distributor-code-row strong, .distributor-code-row span { display: block; }
.distributor-code-row strong { color: var(--atlas-ink); font-size: 13px; }
.distributor-code-row span, .distributor-empty { margin-top: 3px; color: var(--atlas-dim); font-size: 11px; }
.admin-guidance { display: grid; gap: 7px; padding: 13px; border-left: 3px solid var(--atlas-accent); background: var(--atlas-bg); }
.admin-guidance strong { color: var(--atlas-ink); font-size: 13px; }
.admin-guidance span { color: var(--atlas-muted); font-size: 12px; line-height: 1.65; }
.distributor-row { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(300px, 1.25fr) auto; align-items: center; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--atlas-line); }
.distributor-list { gap: 10px; }
.distributor-list > .distributor-row { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(300px, 1.25fr) auto; gap: 18px; padding: 16px; border: 1px solid var(--atlas-line); border-radius: 8px; background: var(--atlas-panel); }
.distributor-list > .distributor-row > div { min-width: 0; padding: 0; border: 0; border-radius: 0; background: transparent; }
.distributor-row strong, .distributor-row span { display: block; }
.distributor-identity strong { color: var(--atlas-ink); font-size: 13px; }
.distributor-identity span { margin-top: 4px; overflow-wrap: anywhere; color: var(--atlas-dim); font-size: 11px; }
.distributor-identity em { margin-top: 7px; color: var(--atlas-dim); font-size: 10px; font-style: normal; }
.distributor-metrics { display: grid; grid-template-columns: repeat(4, minmax(52px, 1fr)); border-left: 1px solid var(--atlas-line); }
.distributor-metrics > div { min-width: 0; padding: 0 12px; border-right: 1px solid var(--atlas-line); }
.distributor-list .distributor-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(86px, 1fr)); gap: 0; border-left: 1px solid var(--atlas-line); }
.distributor-list .distributor-metrics > div { display: block; min-width: 0; padding: 2px 12px; border: 0; border-right: 1px solid var(--atlas-line); border-radius: 0; background: transparent; }
.distributor-metrics span { color: var(--atlas-dim); font-size: 10px; white-space: nowrap; }
.distributor-metrics strong { margin-top: 4px; color: var(--atlas-ink); font-size: 16px; line-height: 1; }
.distributor-metrics em { margin-top: 5px; color: var(--atlas-dim); font-size: 9px; font-style: normal; white-space: nowrap; }
.distributor-no-inventory { padding: 9px 12px; color: var(--atlas-dim); font-size: 11px; }
.distributor-row-actions { display: flex; align-items: flex-end; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.distributor-row-actions label { display: grid; gap: 4px; color: var(--atlas-dim); font-size: 10px; font-weight: 700; }
.distributor-row-actions select { min-width: 162px; min-height: 29px; padding: 0 7px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 11px; }
.distributor-row-actions input { width: 64px; min-height: 29px; padding: 0 7px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 11px; }
.distributor-row-actions button { min-height: 29px; padding: 0 8px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-panel); font: inherit; font-size: 11px; cursor: pointer; }
.distributor-row-actions button[data-distributor-inventory] { border-color: var(--black); color: #fff; background: var(--black); }
.admin-growth-copy { display: grid; gap: 12px; margin-top: 14px; padding: 16px; border: 1px solid var(--atlas-line); border-radius: 8px; background: var(--atlas-panel); }
.admin-growth-copy > div:first-child { display: grid; gap: 4px; }
.admin-growth-copy h2 { margin: 0; color: var(--atlas-ink); font-size: 14px; }
.admin-growth-copy > div:first-child span { color: var(--atlas-dim); font-size: 11px; }
.admin-growth-copy-controls { display: flex; flex-wrap: wrap; gap: 7px; }
.admin-growth-copy-controls select, .admin-growth-copy-controls button { min-height: 32px; padding: 0 10px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-muted); background: var(--atlas-bg); font: inherit; font-size: 11px; font-weight: 750; cursor: pointer; }
.admin-growth-copy-controls select { min-width: 180px; color: var(--atlas-ink); }
.admin-growth-copy-controls button.is-active, .admin-growth-copy-controls #copyAdminGrowthContent { border-color: var(--black); color: #fff; background: var(--black); }
.admin-growth-copy-controls #copyAdminGrowthContent { margin-left: auto; }
.admin-growth-copy textarea { width: 100%; min-height: 158px; box-sizing: border-box; padding: 10px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-ink); background: var(--atlas-bg); font: inherit; font-size: 12px; line-height: 1.65; resize: vertical; }

/* Result-first rhythm for code issuance. */
.distributor-brand strong { color: var(--atlas-ink); font-size: 13px; }
.distributor-brand em { padding-left: 9px; border-left: 1px solid var(--atlas-line); color: var(--atlas-dim); font-size: 10px; font-style: normal; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.distributor-topbar button:hover, .distributor-code-row button:hover, .distributor-copy:hover { border-color: var(--black); color: #fff; background: var(--black); }
.distributor-account-note { display: inline-block; margin-top: 10px; padding: 4px 7px; border: 1px solid var(--atlas-line); color: var(--atlas-dim); background: var(--atlas-panel); font-size: 10px; }
.distributor-quota { border: 1px solid var(--atlas-line); border-left: 3px solid var(--atlas-accent); border-radius: 8px; box-shadow: 0 8px 20px rgba(32, 36, 44, .04); }
.distributor-panel { border-radius: 8px; box-shadow: 0 1px 0 rgba(32, 36, 44, .03); }
.distributor-panel-head > div { display: grid; gap: 4px; }
.distributor-panel-head > div span { text-align: left; }
.distributor-result { min-height: 18px; padding-top: 2px; }
.distributor-delivery { display: grid; gap: 8px; margin-top: 14px; padding: 13px; border: 1px solid rgba(233, 30, 99, .32); border-radius: 7px; background: rgba(233, 30, 99, .055); }
.distributor-delivery > span { color: var(--atlas-dim); font-size: 10px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.distributor-delivery > strong { overflow-wrap: anywhere; color: var(--atlas-ink); font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 15px; line-height: 1.55; letter-spacing: 0; }
.distributor-delivery p { margin: 0; color: var(--atlas-muted); font-size: 11px; }
.distributor-delivery > div { display: flex; flex-wrap: wrap; gap: 7px; }
.distributor-delivery button { min-height: 30px; padding: 0 10px; border: 1px solid var(--black); border-radius: 6px; color: #fff; background: var(--black); font: inherit; font-size: 11px; font-weight: 750; cursor: pointer; }
.distributor-delivery button + button { border-color: var(--atlas-line); color: var(--atlas-ink); background: var(--atlas-panel); }
.distributor-delivery button + button:hover { border-color: var(--black); color: #fff; background: var(--black); }
.distributor-history { padding-bottom: 4px; }
.distributor-copy-studio { display: grid; gap: 14px; margin-top: 14px; }
.distributor-copy-toolbar { display: flex; flex-wrap: wrap; gap: 7px; }
.distributor-copy-toolbar button { min-height: 32px; padding: 0 11px; border: 1px solid var(--atlas-line); border-radius: 6px; color: var(--atlas-muted); background: var(--atlas-bg); font: inherit; font-size: 11px; font-weight: 750; cursor: pointer; }
.distributor-copy-toolbar button.is-active, .distributor-copy-toolbar #copyGrowthContent { border-color: var(--black); color: #fff; background: var(--black); }
.distributor-copy-toolbar #copyGrowthContent { margin-left: auto; }
.distributor-copy-studio textarea { min-height: 188px; margin: 0; color: var(--atlas-ink); background: var(--atlas-bg); }
.distributor-copy-note { margin: -3px 0 0; color: var(--atlas-dim); font-size: 11px; line-height: 1.6; }
.distributor-code-row { min-height: 63px; padding: 12px 0; }
.distributor-code-row strong { display: flex; align-items: center; gap: 7px; }
.distributor-code-row code { padding: 3px 5px; color: var(--atlas-ink); background: var(--atlas-bg); font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 12px; }
.distributor-code-status { padding: 3px 5px; border: 1px solid rgba(233, 30, 99, .24); color: var(--atlas-accent); background: rgba(233, 30, 99, .055); font-size: 10px; font-style: normal; font-weight: 750; }
.distributor-code-status.is-used { border-color: var(--atlas-line); color: var(--atlas-dim); background: var(--atlas-bg); }

@media (max-width: 700px) {
  .distributor-wrap { width: min(100% - 24px, 980px); padding-top: 8px; }
  .distributor-login { margin-top: 36px; padding: 20px; }
  .distributor-head { align-items: flex-start; flex-direction: column; }
  .distributor-quota { width: 100%; border-left: 0; border-top: 3px solid var(--atlas-accent); }
  .distributor-grid { grid-template-columns: 1fr; }
  .distributor-brand em { display: none; }
  .distributor-panel { padding: 15px; }
  .distributor-panel-head { align-items: flex-start; }
  .distributor-delivery > div { display: grid; grid-template-columns: 1fr; }
  .distributor-delivery button { width: 100%; }
  .distributor-copy-toolbar #copyGrowthContent { width: 100%; margin-left: 0; }
  .distributor-section-nav { position: sticky; top: 8px; z-index: 4; }
  .admin-growth-copy-controls #copyAdminGrowthContent { width: 100%; margin-left: 0; }
  .admin-growth-copy-controls select { width: 100%; }
  .distributor-row { grid-template-columns: 1fr; gap: 12px; }
  .distributor-list > .distributor-row { grid-template-columns: 1fr; gap: 12px; padding: 14px; }
  .distributor-metrics { border-top: 1px solid var(--atlas-line); border-left: 0; padding-top: 10px; }
  .distributor-metrics > div:first-child { padding-left: 0; }
  .distributor-row-actions { justify-content: flex-start; }
}

/* Public FDE knowledge layer. */
.hero-definition { max-width: 720px; margin: 18px 0 0; padding: 12px 14px; overflow-wrap: anywhere; border-left: 3px solid var(--accent, #e91e63); color: var(--muted, #4e5561); background: rgba(233, 30, 99, .055); font-size: 14px; line-height: 1.7; }
.hero-definition strong { color: var(--ink, #20242c); }
.public-knowledge-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.public-knowledge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 28px; border: 1px solid var(--line, #dde0e5); background: var(--line, #dde0e5); }
.public-knowledge-grid a { display: grid; gap: 8px; min-height: 118px; padding: 22px; color: inherit; background: #fff; text-decoration: none; }
.public-knowledge-grid a:hover { background: #f7f7f8; }
.public-knowledge-grid strong { font-size: 17px; }
.public-knowledge-grid span { color: var(--muted, #666d78); font-size: 13px; }
.founder-proof { display: grid; grid-template-columns: minmax(220px, .75fr) minmax(0, 1.25fr); gap: 48px; border-top: 1px solid var(--line, #dde0e5); }
.founder-proof p { max-width: 760px; margin-top: 0; color: var(--muted, #59606c); line-height: 1.8; }
.founder-proof a, .about-profile a { color: var(--accent, #e91e63); font-weight: 750; }
.founder-focus, .about-profile-focus { display: inline-flex; margin-top: 4px; padding: 5px 8px; border: 1px solid rgba(233, 30, 99, .24); border-radius: 5px; color: var(--accent, #e91e63); background: rgba(233, 30, 99, .055); font-size: 11px; font-weight: 750; }
.founder-detail { display: grid; gap: 14px; }
.founder-detail p { margin: 0; }
.founder-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.founder-facts span { padding: 10px 12px; border: 1px solid var(--line, #dde0e5); color: var(--ink, #20242c); background: #fff; font-size: 12px; font-weight: 700; }
.founder-socials { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 6px; }
.founder-socials > span, .founder-socials > a { display: grid; gap: 3px; min-width: 0; padding: 11px 12px; border: 1px solid var(--line, #dde0e5); border-radius: 6px; color: inherit; background: #fff; text-decoration: none; }
.founder-socials > a:hover { border-color: var(--accent, #e91e63); background: rgba(233, 30, 99, .035); }
.founder-socials b { color: var(--ink, #20242c); font-size: 12px; }
.founder-socials small { overflow-wrap: anywhere; color: var(--muted, #59606c); font-size: 11px; }
.founder-socials em { color: var(--dim, #8b919a); font-size: 9px; font-style: normal; }
.portal-promo { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr); gap: 48px; align-items: center; background: #20242c; color: #fff; }
.portal-promo h2 { color: #fff; }
.portal-promo p { max-width: 620px; color: #c9cdd3; line-height: 1.8; }
.portal-promo .eyebrow { color: #ff7ca9; }
.portal-promo-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.portal-promo-links > a:not(.button) { display: grid; gap: 9px; min-height: 90px; padding: 15px; border: 1px solid #454b56; color: #fff; background: #292e37; text-decoration: none; }
.portal-promo-links > a:not(.button):hover { border-color: #ff6f9f; }
.portal-promo-links span { color: #ff7ca9; font-size: 10px; }
.portal-promo-links strong { font-size: 14px; }
.portal-promo-links .button { grid-column: 1 / -1; background: #d93468; border-color: #d93468; }

.portal-page { min-height: 100vh; color: var(--atlas-ink, #20242c); background: var(--atlas-bg, #f5f6f4); }
.portal-wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; padding: 44px 0 72px; }
.portal-hero { display: grid; grid-template-columns: minmax(0, 1fr) 220px; gap: 52px; align-items: end; padding: 34px 0 46px; }
.portal-hero h1 { max-width: 780px; font-size: 52px; line-height: 1.08; }
.portal-status { display: grid; gap: 7px; padding: 18px; border-left: 3px solid #d93468; background: #fff; }
.portal-status span { color: #d93468; font-size: 10px; font-weight: 800; }
.portal-status strong { font-size: 14px; }
.portal-status small { color: #858b95; font-size: 10px; }
.portal-sections { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid #dfe2e6; background: #dfe2e6; gap: 1px; }
.portal-sections a { display: grid; grid-template-columns: 34px 1fr; gap: 3px 10px; padding: 18px; color: inherit; background: #fff; text-decoration: none; }
.portal-sections b { grid-row: 1 / 3; color: #d93468; font-size: 11px; }
.portal-sections strong { font-size: 15px; }
.portal-sections span { color: #747b86; font-size: 11px; }
.portal-section { padding: 52px 0; border-bottom: 1px solid #dfe2e6; }
.portal-section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.portal-section-head h2 { margin-bottom: 7px; }
.portal-section-head p { margin: 0; color: #6f7681; font-size: 13px; }
.portal-section-count { flex: 0 0 auto; padding: 6px 9px; border: 1px solid #dfe2e6; color: #747b86; background: #fff; font-size: 10px; }
.portal-feed { display: grid; gap: 10px; }
.portal-item { padding: 20px; border: 1px solid #dfe2e6; background: #fff; }
.portal-item-meta { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 10px; color: #858b95; font-size: 10px; }
.portal-item-meta span { color: #d93468; font-weight: 800; }
.portal-item h3 { margin: 0 0 8px; font-size: 17px; }
.portal-item h3 a { color: inherit; text-decoration: none; }
.portal-item h3 a:hover { color: #d93468; }
.portal-item > p { margin: 0; color: #656c77; font-size: 13px; line-height: 1.75; }
.portal-impact { display: grid; grid-template-columns: 76px 1fr; gap: 12px; margin-top: 14px; padding-top: 13px; border-top: 1px solid #eceef1; }
.portal-impact strong { color: #20242c; font-size: 11px; }
.portal-impact span { color: #656c77; font-size: 12px; line-height: 1.65; }
.portal-empty { display: grid; place-content: center; min-height: 150px; padding: 24px; border: 1px dashed #cfd3d8; text-align: center; }
.portal-empty span { margin-top: 7px; color: #747b86; font-size: 12px; }
.portal-job-placeholder { display: grid; gap: 14px; padding: 22px; border: 1px solid #dfe2e6; background: #fff; }
.portal-job-placeholder p { margin: 7px 0 0; color: #6f7681; font-size: 13px; line-height: 1.75; }
.portal-job-fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid #dfe2e6; background: #dfe2e6; }
.portal-job-fields span { padding: 10px; color: #656c77; background: #f7f8f7; font-size: 10px; }
.portal-job { display: grid; grid-template-columns: 1fr auto; gap: 20px; padding: 15px 0; border-top: 1px solid #e7e9ec; }
.portal-job div { display: grid; gap: 4px; }
.portal-job span, .portal-job small { color: #7d838d; font-size: 10px; }
.portal-job a { color: #d93468; font-size: 11px; font-weight: 750; }
.portal-method { display: grid; grid-template-columns: .7fr 1.3fr; gap: 48px; padding: 52px 0 0; }
.portal-method ol { display: grid; gap: 1px; margin: 0; padding: 0; background: #dfe2e6; list-style: none; }
.portal-method li { display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 16px; background: #fff; }
.portal-method li b { color: #d93468; font-size: 10px; }
.portal-method li span { display: grid; gap: 4px; color: #656c77; font-size: 12px; line-height: 1.6; }
.portal-method li strong { color: #20242c; font-size: 13px; }
.hub-map { display: grid; grid-template-columns: minmax(130px, .7fr) 1.3fr; gap: 1px; align-self: end; border: 1px solid #dfe2e6; background: #dfe2e6; }
.hub-map span, .hub-map strong { padding: 13px 15px; background: #fff; font-size: 12px; }
.hub-map span { color: #d93468; font-weight: 800; }
.hub-map strong { color: #4f5661; }
.hub-academy-section { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 36px; align-items: end; margin-top: 54px; padding: 36px; border: 1px solid #20242c; background: #20242c; color: #fff; }
.hub-academy-section h2 { margin: 5px 0 10px; font-size: 28px; }
.hub-academy-section p { max-width: 760px; margin: 0; color: #d9dce1; line-height: 1.8; }
.portal-academy-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.portal-academy-actions a { display: inline-flex; align-items: center; min-height: 38px; padding: 0 14px; border: 1px solid #fff; color: #fff; font-size: 12px; font-weight: 760; text-decoration: none; }
.portal-agent-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-bottom: 18px; border: 1px solid var(--atlas-line); background: var(--atlas-line); }
.portal-agent-strip article { display: grid; gap: 6px; padding: 16px; background: var(--atlas-panel); }
.portal-agent-strip span { color: var(--atlas-muted); font-size: 12px; line-height: 1.6; }
.portal-watchlist { display: grid; gap: 6px; margin-bottom: 18px; padding: 15px 16px; border-left: 3px solid #d93468; background: var(--atlas-bg); color: var(--atlas-muted); font-size: 12px; line-height: 1.6; }
.portal-watchlist strong { color: #20242c; }
.portal-editor-grid { align-items: stretch; }
.portal-automation-card { display: grid; gap: 10px; height: 100%; align-content: start; padding: 18px; border: 1px solid var(--atlas-line); background: var(--atlas-bg); }
.portal-automation-card span, .portal-automation-card p { margin: 0; color: var(--atlas-muted); font-size: 12px; }
.portal-automation-card strong { font-size: 16px; }
.knowledge-directory { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 42px; padding-bottom: 20px; border-bottom: 1px solid var(--line, #dde0e5); }
.knowledge-directory a { padding: 8px 11px; border: 1px solid var(--line, #dde0e5); border-radius: 6px; color: var(--muted, #59606c); background: #fff; font-size: 12px; font-weight: 700; text-decoration: none; }
.knowledge-directory a:hover { border-color: #20242c; color: #20242c; }
.knowledge-section { margin: 0 0 48px; }
.knowledge-section-head { margin-bottom: 18px; }
.knowledge-section-head h2 { margin: 4px 0 0; font-size: 25px; }
.knowledge-growth-note { margin: 10px 0 50px; padding: 18px 20px; border-left: 3px solid var(--accent, #e91e63); background: rgba(233, 30, 99, .045); }
.knowledge-growth-note p { margin: 7px 0 0; color: var(--muted, #59606c); font-size: 13px; line-height: 1.75; }
.about-block { margin: 44px 0; }
.about-block p { color: var(--muted, #59606c); line-height: 1.85; }
.about-profile { display: grid; grid-template-columns: minmax(220px, .75fr) minmax(0, 1.25fr); gap: 48px; margin: 48px 0; padding: 32px 0; border-top: 1px solid var(--line, #dde0e5); border-bottom: 1px solid var(--line, #dde0e5); }
.about-profile p { margin-top: 0; }
.public-principles { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; padding: 0; border: 1px solid var(--line, #dde0e5); background: var(--line, #dde0e5); list-style: none; }
.public-principles li { display: grid; gap: 8px; padding: 20px; background: #fff; }
.public-principles span { color: var(--muted, #59606c); font-size: 13px; line-height: 1.65; }
.faq-list { display: grid; gap: 10px; margin: 0 0 48px; }
.faq-list details { border: 1px solid var(--line, #dde0e5); background: #fff; }
.faq-list summary { padding: 17px 20px; color: var(--ink, #20242c); font-weight: 780; cursor: pointer; }
.faq-list details[open] summary { border-bottom: 1px solid var(--line, #dde0e5); }
.faq-list details p { margin: 0; padding: 18px 20px; color: var(--muted, #59606c); line-height: 1.8; }
.glossary-list { display: grid; gap: 1px; margin-bottom: 50px; border: 1px solid var(--line, #dde0e5); background: var(--line, #dde0e5); }
.glossary-list article { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 22px; background: #fff; }
.glossary-list article > span { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 6px; color: #fff; background: #20242c; font-weight: 800; }
.glossary-list h2 { margin: 0 0 7px; font-size: 18px; }
.glossary-list p { margin: 0; color: var(--muted, #59606c); line-height: 1.75; }
@media (max-width: 700px) {
  .public-knowledge-head { align-items: flex-start; flex-direction: column; }
  .public-knowledge-grid, .public-principles { grid-template-columns: 1fr; }
  .founder-proof, .about-profile { grid-template-columns: 1fr; gap: 18px; }
  .founder-facts { grid-template-columns: 1fr; }
  .founder-socials { grid-template-columns: 1fr; }
  .portal-promo, .portal-hero, .portal-method, .hub-academy-section { grid-template-columns: 1fr; gap: 22px; }
  .hub-map { grid-template-columns: 1fr; }
  .portal-agent-strip { grid-template-columns: 1fr; }
  .portal-promo-links, .portal-sections { grid-template-columns: 1fr; }
  .portal-wrap { width: min(100% - 28px, 1120px); padding-top: 20px; }
  .portal-hero h1 { font-size: 38px; }
  .portal-section-head { align-items: flex-start; flex-direction: column; }
  .portal-job-fields { grid-template-columns: 1fr 1fr; }
  .portal-job { grid-template-columns: 1fr; }
  .knowledge-directory { overflow-x: auto; flex-wrap: nowrap; }
  .knowledge-directory a { flex: 0 0 auto; }
}

/* Mobile is an execution surface, not a compressed desktop console. */
@media (max-width: 700px) {
  .admin-topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    min-height: 48px;
    padding: 8px 12px;
  }
  .admin-top-status,
  .admin-top-actions a[href="/api.html"],
  .admin-top-actions .admin-exit { display: none; }
  .admin-top-actions { justify-content: flex-end; }
  .admin-top-actions button { min-height: 30px; padding: 0 9px; }
  .admin-shell { display: block; min-height: calc(100vh - 48px); }
  .admin-sidebar {
    top: 48px;
    max-height: none;
    overflow: visible;
    background: var(--atlas-panel);
  }
  .admin-side-head,
  .admin-side-nav h3,
  .admin-side-nav a[href="#adminLogin"],
  .admin-side-nav a[href="#production"],
  .admin-side-nav a[href="#drafts"],
  .admin-side-nav a[href="#knowledge"],
  .admin-side-nav a[href="#skillEvolution"],
  .admin-side-nav a[href="#communityOps"],
  .admin-side-nav a[href="#schedule"],
  .admin-side-nav a[href="#consultLeads"],
  .admin-side-nav a[href="#referrals"],
  .admin-side-nav a[href="#improvements"],
  .admin-side-nav a[href="#payment"],
  .admin-side-nav a[href="#models"],
  .admin-side-nav a[href="#apis"] { display: none; }
  .admin-side-nav {
    display: flex;
    gap: 5px;
    overflow-x: auto;
    padding: 7px 10px;
    scrollbar-width: none;
  }
  .admin-side-nav::-webkit-scrollbar { display: none; }
  .admin-side-nav section { display: contents; min-width: 0; }
  .admin-side-nav a {
    display: inline-flex;
    flex: 0 0 auto;
    grid-template-columns: none;
    gap: 6px;
    min-height: 31px;
    padding: 0 9px;
    border-color: var(--atlas-line);
    background: var(--atlas-bg);
    font-size: 11px;
  }
  .admin-side-nav a svg { width: 14px; height: 14px; }
  .admin-main { padding: 14px 10px 28px; }
  .admin-main .platform-head { padding: 8px 2px 4px; }
  .admin-main .platform-head h1 { font-size: 22px; }
  .admin-main .platform-head p { font-size: 12px; line-height: 1.6; }
  .admin-main .admin-routes,
  .admin-main .admin-pipeline,
  .admin-main #production,
  .admin-main #drafts,
  .admin-main #knowledge,
  .admin-main #skillEvolution,
  .admin-main #communityOps,
  .admin-main #schedule,
  .admin-main #consultLeads,
  .admin-main #referrals,
  .admin-main #improvements,
  .admin-main #payment,
  .admin-main #models,
  .admin-main #apis { display: none !important; }
  .admin-main .admin-pending-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .admin-main .admin-pending-grid article { min-height: 104px; padding: 12px; }
  .admin-main .admin-pending-grid article:nth-child(n+5) { display: none; }
  .admin-main .admin-pending-grid article strong { font-size: 22px; }
  .admin-main .platform-section { padding: 14px 12px; }
  .admin-main .platform-section-head { align-items: flex-start; gap: 5px; flex-direction: column; }
  .admin-main .platform-section-head h2 { font-size: 16px; }
  .admin-filterbar { display: grid; grid-template-columns: 1fr 1fr; }
  .admin-filterbar input { grid-column: 1 / -1; width: 100%; }
  .admin-filterbar select { width: 100%; }
  .admin-data-table { margin: 0 -2px; }
  .admin-table-head, .admin-table-row { min-width: 720px; }
  .admin-user-modal { width: calc(100vw - 20px); max-height: calc(100dvh - 20px); }
  .admin-user-form { max-height: calc(100dvh - 76px); overflow: auto; padding: 14px; }
  .admin-form-field { grid-template-columns: 1fr; gap: 6px; }

  body.atlas-learn { min-height: 100dvh; padding-bottom: 64px; }
  .atlas-learn .activity-bar {
    position: fixed;
    top: auto;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 50;
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    height: 58px;
    min-height: 58px;
    padding: 5px 7px calc(5px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--atlas-line);
    border-bottom: 0;
    background: rgba(245, 246, 244, .97);
    backdrop-filter: blur(12px);
  }
  .atlas-learn .activity-bar .ab-item {
    display: grid;
    place-items: center;
    min-width: 0;
    min-height: 44px;
    border-radius: 7px;
  }
  .atlas-learn .activity-bar .ab-item svg { width: 19px; height: 19px; }
  .atlas-learn .activity-bar .ab-spacer { display: none; }
  .atlas-learn .atlas-sidebar {
    position: static;
    max-height: 210px;
    overflow: auto;
    background: var(--atlas-panel);
  }
  .atlas-learn .sidebar-header,
  .atlas-learn #lesson-context,
  .atlas-learn .coaching-rail-card,
  .atlas-learn .atlas-right { display: none; }
  .atlas-learn .sidebar-body { padding: 8px 10px; }
  .atlas-learn #courses { margin: 0; }
  .atlas-learn .course-tree-label { position: sticky; top: 0; z-index: 1; padding: 4px 0 8px; background: var(--atlas-panel); }
  .atlas-learn .atlas-main { min-width: 0; }
  .atlas-learn .tabs { display: none; }
  .atlas-learn .workspace { padding: 14px 10px 6px; }
  .atlas-learn .workspace-head { align-items: flex-start; gap: 10px; flex-direction: column; }
  .atlas-learn .workspace-head h1 { font-size: 20px; }
  .atlas-learn .workspace-actions { width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .atlas-learn .workspace-actions button { width: 100%; }
  .atlas-learn .atlas-slide { padding: 10px; }
  .atlas-learn .avatar-window { display: none; }
  .atlas-learn .slide-narration { padding: 11px 2px 2px; }
  .atlas-learn .slide-narration p { font-size: 12px; line-height: 1.65; }
  .atlas-learn .player-media { padding-top: 10px; }
  .atlas-learn .player-controls { align-items: flex-start; flex-direction: column; gap: 7px; }
  .atlas-learn .atlas-assignment { display: grid; gap: 10px; padding: 13px; }
  .atlas-learn .atlas-assignment .assignment-detail,
  .atlas-learn .atlas-assignment .assignment-rubric,
  .atlas-learn #courseFeedback { display: none; }
  .atlas-learn .atlas-assignment button { width: 100%; }
  .capsules-page .capsule-main,
  .community-page .community-shell,
  .assignments-page .platform-main,
  .referral-page .referral-main { padding-bottom: 76px; }
}