@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;700;800&display=swap");

:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #64748b;
  --line: #dbe2ea;
  --blue: #1769ff;
  --red: #f04438;
  --green: #13a36d;
  --yellow: #f4b000;
  --violet: #7c3aed;
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(23, 105, 255, 0.12), transparent 34rem),
    linear-gradient(180deg, #f9fbff 0%, var(--bg) 48%, #edf2f7 100%);
  font-family: Inter, "Noto Sans SC", system-ui, sans-serif;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  border-bottom: 1px solid rgba(219, 226, 234, 0.88);
  background: rgba(249, 251, 255, 0.86);
  backdrop-filter: blur(18px);
}

.brand,
nav,
.hero-actions,
.route-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-logo {
  width: 62px;
  height: 42px;
  flex: 0 0 auto;
  object-fit: contain;
  border-radius: 8px;
}

.brand-text {
  display: grid;
  gap: 1px;
  line-height: 1.05;
}

.brand-text strong {
  font-size: 16px;
  letter-spacing: 0;
}

.brand-text small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

nav {
  gap: 26px;
  color: #334155;
  font-size: 14px;
  font-weight: 700;
}

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

.nav-cta {
  padding: 10px 15px;
  color: white;
  background: var(--ink);
  border-radius: 8px;
}

.hero {
  min-height: 680px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  gap: 48px;
  align-items: center;
  padding: 78px 5vw 86px;
}

.eyebrow,
.section-label {
  margin: 0;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 860px;
  margin: 14px 0 24px;
  font-size: clamp(48px, 6vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

.brand-slogan {
  max-width: 720px;
  margin: 14px 0 0;
  color: var(--ink);
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 800;
  line-height: 1.22;
}

.hero-intro {
  max-width: 700px;
  margin: 0;
  color: #475569;
  font-size: 18px;
  line-height: 1.85;
}

.hero-actions {
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 800;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
}

.button.primary {
  color: white;
  background: var(--blue);
  border-color: var(--blue);
}

.button.secondary {
  color: var(--ink);
  background: white;
}

.button.disabled,
.button[aria-disabled="true"] {
  color: #94a3b8;
  background: #eef2f7;
  border-color: #dbe2ea;
  box-shadow: none;
  cursor: not-allowed;
  pointer-events: none;
}

.button.disabled:hover,
.button[aria-disabled="true"]:hover {
  transform: none;
  box-shadow: none;
}

.button.compact {
  min-height: 40px;
  padding: 0 13px;
  font-size: 12px;
}

.hero-dashboard,
.player-panel,
.topic-card,
.pipeline-grid article,
.channel-card,
.subscribe-form {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(219, 226, 234, 0.92);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-dashboard {
  padding: 18px;
}

.screen-bar {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
  color: white;
  background: #0f172a;
  border-radius: 6px;
}

.screen-bar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--red);
}

.screen-bar span:nth-child(2) {
  background: var(--yellow);
}

.screen-bar span:nth-child(3) {
  background: var(--green);
}

.screen-bar strong {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pulse-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 14px 0;
}

.pulse-grid div {
  min-height: 104px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  background: #f1f5f9;
  border-radius: 7px;
}

.pulse-grid b {
  font-size: 30px;
}

.pulse-grid span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.signal-card {
  min-height: 260px;
  padding: 28px;
  color: white;
  background:
    linear-gradient(135deg, rgba(15, 23, 42, 0.88), rgba(15, 23, 42, 0.78)),
    url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1200&q=80");
  background-size: cover;
  background-position: center;
  border-radius: 7px;
}

.signal-card span {
  color: #93c5fd;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.signal-card strong {
  display: block;
  max-width: 520px;
  margin-top: 60px;
  font-size: clamp(25px, 3.2vw, 42px);
  line-height: 1.08;
}

.signal-card p {
  max-width: 520px;
  color: #dbeafe;
  line-height: 1.7;
}

.ticker {
  display: flex;
  gap: 20px;
  overflow: hidden;
  padding: 18px 5vw;
  color: white;
  background: #0f172a;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ticker b {
  color: #60a5fa;
}

.control-panel,
.section,
.hot-layout,
.subscribe-section {
  padding-left: 5vw;
  padding-right: 5vw;
}

.control-panel {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  padding-top: 72px;
  padding-bottom: 24px;
}

.control-panel h2,
.section-heading h2,
.subscribe-section h2 {
  max-width: 900px;
  margin: 12px 0 0;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.08;
  letter-spacing: 0;
}

.controls {
  display: flex;
  align-items: end;
  gap: 12px;
  flex-wrap: wrap;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

select,
input {
  height: 44px;
  min-width: 150px;
  padding: 0 12px;
  color: var(--ink);
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 700 14px Inter, "Noto Sans SC", sans-serif;
}

.search-box input {
  min-width: 260px;
}

.home-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 28px 5vw 0;
  padding: 18px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.home-status strong {
  display: block;
  margin: 6px 0;
  font-size: 22px;
}

.home-status p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.home-status-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 10px;
}

.home-status-metrics a {
  min-height: 72px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 12px;
  color: var(--ink);
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.home-status-metrics b {
  font-size: 18px;
}

.home-status-metrics span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.logo-final-card {
  display: grid;
  grid-template-columns: minmax(320px, 1.05fr) minmax(280px, 0.95fr);
  gap: 28px;
  align-items: center;
  margin: 34px 5vw 0;
  padding: 24px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.08);
}

.logo-lockup-preview {
  display: grid;
  place-items: center;
  min-height: 300px;
  background:
    radial-gradient(circle at 47% 30%, rgba(23, 105, 255, 0.1), transparent 34%),
    #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.logo-lockup-preview img {
  width: min(100%, 480px);
  height: auto;
}

.logo-final-card h2 {
  margin: 10px 0 12px;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1;
}

.logo-final-card p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.logo-option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  padding: 34px 5vw 96px;
}

.logo-option-grid article {
  display: grid;
  gap: 16px;
  padding: 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.06);
}

.logo-preview-panel {
  min-height: 210px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(23, 105, 255, 0.08), transparent),
    #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.logo-preview-panel.dark {
  background:
    radial-gradient(circle at 48% 38%, rgba(23, 105, 255, 0.24), transparent 34%),
    radial-gradient(circle at 58% 58%, rgba(255, 46, 136, 0.16), transparent 28%),
    #030712;
  border-color: rgba(148, 163, 184, 0.18);
}

.logo-preview-panel.soft {
  background:
    radial-gradient(circle at 42% 35%, rgba(34, 211, 238, 0.18), transparent 30%),
    radial-gradient(circle at 61% 58%, rgba(168, 85, 247, 0.14), transparent 32%),
    #f8fafc;
}

.logo-preview-panel img {
  width: 128px;
  height: 128px;
}

.logo-preview-panel.social img {
  width: min(92%, 260px);
  height: auto;
  aspect-ratio: 1200 / 630;
  object-fit: contain;
}

.logo-preview-panel img.brand-asset-preview {
  height: auto;
  object-fit: contain;
}

.logo-preview-panel img.brand-asset-preview.wide {
  width: min(84%, 240px);
}

.logo-preview-panel img.brand-asset-preview.lockup {
  width: min(78%, 210px);
}

.logo-option-grid h2 {
  margin: 0;
  font-size: 28px;
}

.logo-option-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.logo-mini-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 10px;
  align-items: center;
  padding: 12px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.logo-mini-row img {
  grid-row: 1 / 3;
  width: 42px;
  height: 42px;
}

.logo-mini-row strong {
  line-height: 1;
}

.logo-mini-row small {
  color: var(--muted);
  font-weight: 800;
}

.hot-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 460px);
  gap: 22px;
  align-items: start;
  padding-bottom: 96px;
}

.topic-list {
  display: grid;
  gap: 14px;
}

.topic-card {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 18px;
  padding: 16px;
  box-shadow: none;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.topic-card:hover,
.topic-card.active {
  transform: translateY(-2px);
  border-color: rgba(23, 105, 255, 0.45);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.1);
}

.rank-tile {
  min-height: 112px;
  display: grid;
  place-items: center;
  color: white;
  background: #0f172a;
  border-radius: 7px;
  text-align: center;
}

.rank-tile b {
  display: block;
  font-size: 32px;
}

.rank-tile span {
  color: #93c5fd;
  font-size: 11px;
  font-weight: 800;
}

.topic-meta,
.video-stats,
.topic-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.topic-meta {
  justify-content: space-between;
}

.topic-meta span,
.topic-tags span {
  padding: 6px 9px;
  color: #475569;
  background: #eef2f7;
  border-radius: 7px;
  font-size: 11px;
  font-weight: 800;
}

.detail-link {
  display: inline-flex;
  margin-top: 14px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.topic-card h3 {
  margin: 12px 0 8px;
  font-size: 23px;
  line-height: 1.24;
}

.topic-card p {
  margin: 0 0 14px;
  color: #475569;
  line-height: 1.7;
}

.video-stats {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.player-panel {
  position: sticky;
  top: 94px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.player-shell {
  aspect-ratio: 16 / 9;
  background: #020617;
}

.player-shell iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.route-card,
.summary-card {
  padding: 20px;
  border-top: 1px solid var(--line);
}

.route-card h3 {
  margin: 9px 0;
  font-size: 22px;
}

.route-card p,
.summary-card p,
.section-heading p,
.subscribe-section p {
  color: #475569;
  line-height: 1.75;
}

.route-actions {
  gap: 10px;
  flex-wrap: wrap;
}

.summary-card ul {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.summary-card li {
  padding: 10px 12px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: #334155;
  font-size: 13px;
  line-height: 1.6;
}

.section {
  padding-top: 92px;
  padding-bottom: 100px;
}

.section-heading {
  max-width: 1000px;
  margin-bottom: 34px;
}

.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.pipeline-grid article {
  min-height: 250px;
  padding: 22px;
  box-shadow: none;
}

.pipeline-grid b {
  color: var(--blue);
  font-size: 13px;
}

.pipeline-grid h3 {
  margin: 74px 0 12px;
  font-size: 24px;
}

.pipeline-grid p {
  margin: 0;
  color: #475569;
  line-height: 1.75;
}

.channel-section {
  background: rgba(255, 255, 255, 0.48);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.channel-card {
  min-height: 164px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  box-shadow: none;
}

.channel-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.channel-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.channel-card button,
.channel-table button,
.subscribe-form button {
  height: 40px;
  border: 0;
  border-radius: 8px;
  color: white;
  background: #0f172a;
  font-weight: 800;
  cursor: pointer;
}

.channel-card button.subscribed,
.channel-table button.subscribed {
  background: var(--green);
}

.subscribe-section {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 40px;
  align-items: center;
  padding-top: 92px;
  padding-bottom: 92px;
  color: white;
  background: #0f172a;
}

.subscribe-section .section-label,
.subscribe-section p {
  color: #bfdbfe;
}

.subscribe-form {
  display: grid;
  gap: 16px;
  padding: 22px;
  color: var(--ink);
  box-shadow: none;
}

.subscribe-form button {
  height: 48px;
  background: var(--blue);
}

.site-footer {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 5vw;
  color: #64748b;
  background: white;
  border-top: 1px solid var(--line);
  font-size: 13px;
  font-weight: 700;
}

.page-hero {
  padding: 82px 5vw 58px;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 980px;
  margin: 14px 0 14px;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.02;
}

.page-hero p {
  max-width: 760px;
  margin: 0;
  color: #475569;
  font-size: 17px;
  line-height: 1.8;
}

.detail-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 22px;
  padding: 34px 5vw 96px;
}

.topic-directory,
.topic-detail,
.channel-group,
.job-board,
.review-board,
.admin-metrics article {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.topic-directory {
  position: sticky;
  top: 96px;
  align-self: start;
  display: grid;
  gap: 8px;
  padding: 16px;
}

.topic-directory button {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 10px;
  align-items: center;
  min-height: 58px;
  padding: 10px;
  color: var(--ink);
  background: #f8fafc;
  border: 1px solid transparent;
  border-radius: 7px;
  text-align: left;
  cursor: pointer;
}

.topic-directory button.active {
  color: white;
  background: var(--blue);
}

.topic-directory b {
  font-size: 13px;
}

.topic-directory span:not(.section-label) {
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
}

.topic-detail {
  overflow: hidden;
}

.detail-video {
  aspect-ratio: 16 / 9;
  background: #020617;
}

.detail-video iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.detail-body {
  padding: 28px;
}

.detail-body h2 {
  margin: 18px 0 12px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.08;
}

.detail-body h3 {
  margin: 32px 0 12px;
  font-size: 20px;
}

.lead,
.detail-body p {
  color: #475569;
  line-height: 1.8;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 22px;
}

.insight-grid div {
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  background: #f1f5f9;
  border-radius: 7px;
}

.insight-grid b {
  font-size: 28px;
}

.insight-grid span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

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

.chapter-list li {
  padding: 12px 14px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.related-grid a {
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.related-grid span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.related-grid strong {
  line-height: 1.4;
}

.detail-actions {
  margin-top: 28px;
}

.channel-board {
  display: grid;
  gap: 22px;
  padding: 34px 5vw 96px;
}

.channel-workbench,
.channel-export,
.source-note {
  display: grid;
  gap: 18px;
  padding: 28px 5vw;
}

.channel-summary {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.channel-summary article {
  padding: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.channel-test-summary article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 18px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.source-quality article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 18px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.source-quality h2 {
  margin: 6px 0;
  font-size: 22px;
}

.source-quality p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.channel-test-summary h2 {
  margin: 6px 0;
  font-size: 22px;
}

.channel-test-summary p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.channel-test-summary code {
  font-size: 12px;
}

.channel-test-badges {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.channel-test-badges button {
  min-width: 72px;
  padding: 8px 10px;
  text-align: center;
  color: #475569;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.channel-test-badges button:hover {
  border-color: #94a3b8;
}

.channel-test-badges .good {
  color: #047857;
  background: #ecfdf5;
  border-color: #bbf7d0;
}

.channel-test-badges .bad {
  color: #b91c1c;
  background: #fef2f2;
  border-color: #fecaca;
}

.channel-summary span,
.channel-controls label,
.editable-channel-table label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.channel-summary b {
  display: block;
  margin-top: 6px;
  color: var(--ink);
  font-size: 24px;
}

.channel-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: end;
}

.channel-controls label,
.channel-add-form label,
.editable-channel-table label {
  display: grid;
  gap: 6px;
}

.channel-add-form {
  display: grid;
  grid-template-columns: minmax(150px, 1.2fr) 150px minmax(150px, 1fr) minmax(190px, 1.2fr) 110px 136px;
  gap: 12px;
  align-items: end;
  padding: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.channel-add-form label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.channel-add-form input,
.channel-add-form select {
  width: 100%;
  min-width: 0;
}

.channel-add-form p {
  grid-column: 1 / -1;
  min-height: 18px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.channel-add-form p[data-tone="success"] {
  color: #047857;
}

.channel-add-form p[data-tone="error"] {
  color: #b91c1c;
}

.channel-group {
  padding: 22px;
}

.channel-group h2 {
  margin: 10px 0 18px;
  font-size: 30px;
}

.channel-table {
  display: grid;
  gap: 10px;
}

.channel-table article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 90px 80px 90px;
  gap: 12px;
  align-items: center;
  padding: 14px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.public-channel-table article {
  grid-template-columns: minmax(0, 1fr) 120px;
}

.channel-table strong {
  display: block;
  margin-bottom: 5px;
}

.channel-table p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.channel-table span {
  color: #475569;
  font-size: 12px;
  font-weight: 800;
}

.editable-channel-table article {
  grid-template-columns: minmax(0, 1fr) 110px 72px 112px;
}

.editable-channel-table input {
  width: 100%;
  min-width: 0;
}

.channel-test-result {
  color: #64748b;
  word-break: break-word;
}

.channel-row-actions {
  display: grid;
  gap: 8px;
}

.channel-row-actions button {
  width: 100%;
}

.channel-export {
  padding-top: 0;
}

.channel-export textarea {
  width: 100%;
  min-height: 260px;
  padding: 16px;
  color: #0f172a;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 700 12px/1.6 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  resize: vertical;
}

.source-note {
  padding-top: 0;
  padding-bottom: 96px;
}

.source-note h2 {
  max-width: 820px;
  margin: 8px 0 10px;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.12;
}

.source-note p {
  max-width: 900px;
  margin: 0 0 20px;
  color: #475569;
  line-height: 1.8;
}

.admin-hero {
  color: white;
  background: #0f172a;
}

.admin-hero .section-label,
.admin-hero p {
  color: #bfdbfe;
}

.admin-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 28px 5vw;
}

.admin-metrics article {
  min-height: 160px;
  padding: 20px;
}

.admin-metrics span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.admin-metrics b {
  display: block;
  margin: 28px 0 8px;
  font-size: 34px;
}

.admin-metrics p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.admin-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 22px;
  padding: 8px 5vw 96px;
}

.search-console {
  padding: 34px 5vw 96px;
}

.search-controls {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 180px 180px;
  gap: 12px;
  margin-bottom: 20px;
  padding: 18px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.archive-results {
  display: grid;
  gap: 12px;
}

.archive-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px;
  gap: 18px;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.archive-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.1);
}

.archive-card h2 {
  margin: 9px 0 10px;
  font-size: 25px;
  line-height: 1.22;
}

.archive-card p {
  margin: 0 0 14px;
  color: #475569;
  line-height: 1.7;
}

.archive-card div > span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.archive-card aside {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 6px;
  background: #f1f5f9;
  border-radius: 8px;
  text-align: center;
}

.archive-card aside b {
  font-size: 32px;
}

.archive-card aside span,
.archive-card aside small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.subscription-layout {
  display: grid;
  grid-template-columns: minmax(320px, 460px) minmax(0, 1fr);
  gap: 24px;
  padding: 34px 5vw 96px;
}

.subscription-panel,
.subscription-preview {
  padding: 24px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.subscription-panel {
  display: grid;
  gap: 16px;
  align-self: start;
}

.subscription-panel button {
  height: 48px;
  border: 0;
  border-radius: 8px;
  color: white;
  background: var(--blue);
  font-weight: 800;
  cursor: pointer;
}

.subscription-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.subscription-preview h2 {
  margin: 12px 0 18px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.subscription-preview #digestPreview {
  display: grid;
  gap: 12px;
}

.subscription-preview article {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.subscription-preview article b {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  color: white;
  background: var(--ink);
  border-radius: 8px;
}

.subscription-preview article strong {
  display: block;
  margin-bottom: 5px;
}

.subscription-preview article p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.engine-map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding: 34px 5vw 96px;
}

.engine-map article,
.schema-grid article,
.cron-table div {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.engine-map article {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
}

.engine-map span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.engine-map h2 {
  margin: 42px 0 12px;
  font-size: 28px;
}

.engine-map p {
  margin: 0 0 20px;
  color: #475569;
  line-height: 1.75;
}

.engine-map code {
  display: inline-flex;
  width: fit-content;
  padding: 8px 10px;
  color: #0f172a;
  background: #eaf1ff;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 800;
}

.schema-section,
.cron-section,
.script-section {
  padding: 0 5vw 96px;
}

.schema-section > div:first-child,
.cron-section > .section-label,
.cron-section > h2,
.script-section > h2 {
  max-width: 900px;
}

.schema-section h2,
.cron-section h2,
.script-section h2 {
  margin: 12px 0 24px;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.08;
}

.schema-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.schema-grid article {
  min-height: 150px;
  padding: 20px;
}

.schema-grid b {
  color: var(--blue);
  font-size: 16px;
}

.schema-grid p {
  margin: 18px 0 0;
  color: #475569;
  line-height: 1.7;
}

.cron-table {
  display: grid;
  gap: 10px;
}

.cron-table div {
  display: grid;
  grid-template-columns: 140px 220px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 18px;
}

.cron-table b {
  color: var(--blue);
}

.cron-table span {
  font-weight: 800;
}

.cron-table p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.script-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.script-grid article {
  min-height: 150px;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.script-grid code {
  display: inline-flex;
  padding: 8px 10px;
  color: #0f172a;
  background: #eaf1ff;
  border-radius: 7px;
  font-size: 12px;
  font-weight: 800;
}

.script-grid p {
  margin: 22px 0 0;
  color: #475569;
  line-height: 1.7;
}

.empty-state {
  padding: 28px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.empty-state h3 {
  margin: 0 0 8px;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.job-board,
.review-board {
  padding: 20px;
}

.job-row,
.review-row {
  display: grid;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.job-row {
  grid-template-columns: minmax(0, 1fr) 100px 100px;
}

.review-row {
  grid-template-columns: minmax(0, 1fr) 86px 178px;
}

.job-row:last-child,
.review-row:last-child {
  border-bottom: 0;
}

.job-row strong,
.review-row strong {
  display: block;
  margin-bottom: 5px;
}

.job-row p,
.review-row p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.job-row span,
.job-row b {
  color: #475569;
  font-size: 12px;
}

.status-pill {
  padding: 7px 9px;
  border-radius: 999px;
  color: white;
  background: var(--muted);
  text-align: center;
  font-size: 12px;
  font-weight: 800;
}

.status-pill.ready {
  background: var(--green);
}

.status-pill.review {
  background: var(--yellow);
}

.status-pill.draft {
  background: var(--violet);
}

.review-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.review-actions button {
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: white;
  font-weight: 800;
  cursor: pointer;
}

@media (max-width: 1050px) {
  .hero,
  .hot-layout,
  .home-status,
  .subscribe-section {
    grid-template-columns: 1fr;
  }

  .player-panel {
    position: static;
  }

  .pipeline-grid,
  .channel-grid,
  .logo-option-grid,
  .detail-layout,
  .admin-layout,
  .engine-map,
  .schema-grid,
  .script-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .logo-final-card {
    grid-template-columns: 1fr;
  }

  .detail-layout,
  .admin-layout,
  .subscription-layout {
    grid-template-columns: 1fr;
  }

  .topic-directory {
    position: static;
  }

  .admin-metrics,
  .related-grid,
  .search-controls,
  .archive-card,
  .cron-table div {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .site-header {
    height: auto;
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    padding: 16px 20px;
  }

  nav {
    width: 100%;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .control-panel,
  .home-status,
  .section,
  .hot-layout,
  .subscribe-section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .home-status {
    flex-direction: column;
    align-items: stretch;
    margin-left: 20px;
    margin-right: 20px;
  }

  .logo-final-card {
    margin-left: 20px;
    margin-right: 20px;
    padding: 18px;
  }

  .logo-lockup-preview {
    min-height: 230px;
  }

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

  .hero {
    min-height: auto;
    padding-top: 50px;
    padding-bottom: 62px;
  }

  .hero h1 {
    font-size: 44px;
  }

  .pulse-grid,
  .pipeline-grid,
  .channel-grid,
  .logo-option-grid,
  .admin-metrics,
  .insight-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .control-panel {
    align-items: flex-start;
    flex-direction: column;
  }

  .controls,
  label,
  select,
  input,
  .search-box input {
    width: 100%;
  }

  .topic-card {
    grid-template-columns: 1fr;
  }

  .rank-tile {
    min-height: 72px;
    display: flex;
    justify-content: space-between;
    padding: 0 18px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 24px 20px;
  }

  .page-hero,
  .detail-layout,
  .channel-workbench,
  .channel-board,
  .channel-export,
  .source-note,
  .admin-metrics,
  .admin-layout,
  .search-console,
  .subscription-layout,
  .engine-map,
  .schema-section,
  .cron-section,
  .script-section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .channel-table article,
  .editable-channel-table article,
  .job-row,
  .review-row,
  .search-controls,
  .archive-card,
  .engine-map,
  .schema-grid,
  .cron-table div,
  .script-grid {
    grid-template-columns: 1fr;
  }

  .channel-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  .channel-test-summary article,
  .source-quality article {
    grid-template-columns: 1fr;
  }

  .channel-test-badges {
    justify-content: flex-start;
  }

  .channel-controls {
    align-items: stretch;
  }

  .channel-controls label,
  .channel-controls select,
  .channel-controls input,
  .channel-controls button,
  .channel-add-form button {
    width: 100%;
  }

  .channel-add-form {
    grid-template-columns: 1fr;
  }

  .review-actions {
    justify-content: flex-start;
  }
}

.auth-link,
.auth-chip {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  color: var(--ink);
  font: 800 13px Inter, "Noto Sans SC", sans-serif;
  cursor: pointer;
  white-space: nowrap;
}

.auth-chip {
  color: white;
  background: var(--green);
  border-color: var(--green);
}

.gate-card {
  margin: 24px 0;
  padding: 22px;
  background: #f8fbff;
  border: 1px solid rgba(23, 105, 255, 0.22);
  border-radius: 8px;
}

.gate-card h3 {
  margin: 10px 0 8px;
  font-size: 25px;
}

.gate-card p {
  margin: 0 0 18px;
  color: #475569;
  line-height: 1.7;
}

.locked-related {
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 16px;
  background: #f8fafc;
  border: 1px dashed rgba(23, 105, 255, 0.34);
  border-radius: 8px;
}

.locked-related span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.auth-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  gap: 48px;
  align-items: center;
  min-height: calc(100vh - 162px);
  padding: 72px 5vw 90px;
}

.auth-copy h1 {
  max-width: 780px;
  margin: 14px 0 18px;
  font-size: clamp(42px, 5.6vw, 78px);
  line-height: 1.02;
}

.auth-copy p {
  max-width: 700px;
  color: #475569;
  font-size: 18px;
  line-height: 1.8;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 30px;
}

.benefit-grid article,
.auth-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.benefit-grid article {
  min-height: 110px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
}

.benefit-grid b {
  color: var(--blue);
}

.benefit-grid span {
  font-weight: 800;
  line-height: 1.45;
}

.auth-card {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.auth-card button {
  height: 48px;
  border: 0;
  border-radius: 8px;
  color: white;
  background: var(--blue);
  font-weight: 800;
  cursor: pointer;
}

.auth-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.account-hero {
  padding: 72px 5vw 42px;
  color: white;
  background: #0f172a;
}

.account-hero .section-label,
.account-hero p {
  color: #bfdbfe;
}

.account-hero h1 {
  margin: 14px 0 12px;
  font-size: clamp(38px, 5vw, 70px);
  line-height: 1.05;
}

.account-hero p {
  max-width: 760px;
  line-height: 1.8;
}

.account-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 22px;
  padding: 34px 5vw 96px;
}

.account-main,
.account-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.account-panel,
.pricing-grid article {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.account-panel {
  padding: 22px;
}

.account-panel h2 {
  margin: 12px 0 18px;
  font-size: 28px;
}

.entitlement-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.entitlement-grid article {
  min-height: 100px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.entitlement-grid b {
  color: var(--blue);
}

.entitlement-grid span,
.usage-list span,
.subscription-summary span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.subscription-summary,
.usage-list {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.subscription-summary div,
.usage-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.subscription-summary b,
.usage-list b {
  text-align: right;
}

.upgrade-card p {
  color: #475569;
  line-height: 1.7;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 34px 5vw 96px;
}

.pricing-grid article {
  min-height: 520px;
  display: flex;
  flex-direction: column;
  padding: 24px;
}

.pricing-grid article > span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pricing-grid h2 {
  margin: 18px 0 8px;
  font-size: 32px;
}

.pricing-grid strong {
  font-size: 38px;
}

.pricing-grid small {
  display: block;
  min-height: 20px;
  margin-top: 6px;
  color: var(--muted);
  font-weight: 800;
}

.pricing-grid p {
  color: #475569;
  line-height: 1.7;
}

.pricing-grid ul {
  display: grid;
  gap: 12px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}

.pricing-grid li {
  padding-left: 22px;
  position: relative;
  color: #334155;
  line-height: 1.5;
}

.pricing-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
}

.pricing-grid .button {
  margin-top: auto;
}

.pricing-grid .button.subscribed {
  color: white;
  background: var(--green);
  border-color: var(--green);
}

.featured-plan {
  border-color: rgba(23, 105, 255, 0.45) !important;
  box-shadow: 0 24px 70px rgba(23, 105, 255, 0.16) !important;
}

.waitlist-status {
  margin: -48px 5vw 96px;
  min-height: 42px;
}

.waitlist-box {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  padding: 12px 14px;
  background: white;
  color: var(--ink);
  border-radius: 8px;
}

.waitlist-box span {
  color: var(--blue);
  font-weight: 800;
}

.muted-note {
  margin-top: 14px !important;
  font-size: 14px;
}

@media (max-width: 1050px) {
  .auth-page {
    grid-template-columns: 1fr;
  }

  .account-layout,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .auth-page,
  .account-hero,
  .account-layout,
  .pricing-grid,
  .pricing-note {
    padding: 54px 20px 72px;
  }

  .pricing-note {
    margin-left: 20px;
    margin-right: 20px;
  }

  .benefit-grid,
  .entitlement-grid {
    grid-template-columns: 1fr;
  }
}

.data-source-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin: 28px 5vw 0;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.data-source-panel h2 {
  margin: 10px 0 6px;
  font-size: 26px;
}

.data-source-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.source-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.error-page {
  min-height: 100vh;
}

.error-shell {
  min-height: calc(100vh - 148px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.7fr);
  gap: 64px;
  align-items: center;
  padding: 72px 8vw;
}

.error-content {
  max-width: 720px;
}

.error-code {
  margin: 0 0 22px;
  color: var(--blue);
  font-size: 18px;
  font-weight: 800;
}

.error-content h1 {
  margin: 14px 0 20px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.02;
  letter-spacing: 0;
}

.error-content > p:not(.error-code) {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.error-signal {
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.error-signal span {
  width: 22px;
  border-radius: 8px;
  background: var(--blue);
}

.error-signal span:nth-child(1),
.error-signal span:nth-child(5) {
  height: 48px;
  opacity: 0.35;
}

.error-signal span:nth-child(2),
.error-signal span:nth-child(4) {
  height: 130px;
  background: var(--violet);
  opacity: 0.7;
}

.error-signal span:nth-child(3) {
  height: 250px;
  background: var(--red);
}

@media (max-width: 1050px) {
  .data-source-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .data-source-panel {
    margin-left: 20px;
    margin-right: 20px;
  }

  .source-actions {
    justify-content: flex-start;
  }

  .error-shell {
    min-height: calc(100vh - 132px);
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 54px 20px 64px;
  }

  .error-signal {
    height: 120px;
    justify-content: flex-start;
  }

  .error-signal span:nth-child(2),
  .error-signal span:nth-child(4) {
    height: 76px;
  }

  .error-signal span:nth-child(3) {
    height: 116px;
  }
}