:root {
  --bg: #05131c;
  --bg-elevated: rgba(8, 28, 40, 0.84);
  --bg-panel: rgba(8, 22, 31, 0.88);
  --line: rgba(167, 214, 233, 0.16);
  --line-strong: rgba(167, 214, 233, 0.34);
  --text: #edf7fb;
  --muted: #a1bfcb;
  --accent: #4cc9f0;
  --accent-warm: #ff7b72;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(76, 201, 240, 0.2), transparent 30%),
    radial-gradient(circle at 85% 10%, rgba(255, 123, 114, 0.18), transparent 24%),
    radial-gradient(circle at 60% 70%, rgba(0, 180, 161, 0.12), transparent 30%),
    linear-gradient(180deg, #041018 0%, #071a25 45%, #031118 100%);
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.page-shell {
  width: min(1440px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.hero,
.section,
.footer {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 460px);
  gap: 32px;
  padding: 48px;
  border-radius: 40px;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(76, 201, 240, 0.12), transparent 42%),
    radial-gradient(circle at bottom right, rgba(255, 123, 114, 0.12), transparent 30%);
  pointer-events: none;
}

.hero-copy,
.hero-stats {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font: 500 0.78rem/1 var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: -0.04em;
}

h1 {
  max-width: 12ch;
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  line-height: 0.93;
}

.hero-title-sub {
  display: inline-block;
  margin-top: 0.18em;
  font-size: 0.62em;
  line-height: 1;
}

h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 0.95;
}

h3 {
  font-size: 1.2rem;
  line-height: 1.05;
}

.hero-subtitle,
.section-note,
.footer-copy,
.detail-card p,
.theme-card p,
.timeline-card p,
.insight-card p {
  color: var(--muted);
}

.hero-subtitle {
  max-width: 52ch;
  margin: 16px 0 0;
  font-size: 1.08rem;
  line-height: 1.5;
}

.hero-story {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.hero-story .story-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.hero-story .story-chip strong {
  color: var(--text);
}

.hero-stats {
  display: grid;
  gap: 14px;
}

.stat-card {
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.stat-label {
  color: var(--muted);
  font: 500 0.8rem/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat-value {
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1;
}

.stat-footnote {
  margin-top: 8px;
  font-size: 0.94rem;
  color: var(--muted);
}

.section {
  margin-top: 22px;
  padding: 32px;
  border-radius: 34px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: end;
  margin-bottom: 26px;
}

.section-note {
  max-width: 52ch;
  margin: 0;
  line-height: 1.5;
}

.atlas-controls {
  display: grid;
  gap: 18px;
  margin-bottom: 24px;
}

.control-group {
  display: grid;
  gap: 10px;
}

.control-label,
.toolbar-meta,
.detail-count {
  color: var(--muted);
  font-size: 0.9rem;
}

.search-shell {
  display: grid;
  gap: 8px;
}

.search-shell span {
  font-size: 0.92rem;
  color: var(--muted);
}

.search-shell input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  cursor: pointer;
  transition: 180ms ease;
}

.chip:hover,
.chip.is-active {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.28);
  transform: translateY(-1px);
}

.atlas-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.75fr);
  gap: 20px;
}

.atlas-canvas-shell,
.detail-card,
.timeline-card,
.theme-card,
.insight-card {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  border-radius: var(--radius-xl);
}

.atlas-canvas-shell {
  padding: 16px;
}

.canvas-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 12px;
}

.toolbar-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.zoom-controls {
  display: flex;
  gap: 10px;
}

.zoom-controls button {
  min-width: 46px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

#graph {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 24px;
  cursor: grab;
}

#graph.is-dragging {
  cursor: grabbing;
}

.graph-bg {
  fill: rgba(3, 11, 17, 0.88);
}

.graph-link {
  fill: none;
  stroke-linecap: round;
}

.theme-link {
  stroke: rgba(255, 255, 255, 0.1);
}

.tech-link {
  stroke: rgba(255, 255, 255, 0.08);
}

.article-link {
  stroke: rgba(255, 255, 255, 0.1);
}

.graph-node {
  cursor: pointer;
  transition: opacity 160ms ease;
}

.graph-node text {
  pointer-events: none;
}

.detail-rail {
  display: grid;
  gap: 16px;
}

.detail-card {
  padding: 20px;
}

.detail-card-primary {
  background:
    linear-gradient(135deg, rgba(76, 201, 240, 0.1), transparent 42%),
    var(--bg-panel);
}

.selection-kpis {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.selection-kpi {
  padding: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
}

.selection-kpi strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.spotlight-meta,
.article-meta,
.theme-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.meta-pill {
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 0.82rem;
}

.spotlight-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--accent);
  color: #031118;
  text-decoration: none;
  font-weight: 600;
}

.spotlight-link.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.article-list,
.rank-list,
.story-list,
.momentum-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

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

.article-item,
.rank-item,
.story-item,
.momentum-item {
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.article-item {
  cursor: pointer;
}

.article-item:hover {
  border-color: rgba(255, 255, 255, 0.28);
}

.article-item strong,
.story-item strong {
  display: block;
  line-height: 1.35;
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.theme-lane {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x proximity;
}

.mobile-scroll-note {
  display: none;
  margin: -8px 0 14px;
  color: var(--muted);
  font-size: 0.92rem;
}

.finding-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.finding-card {
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.timelapse-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 18px;
}

.timelapse-panel,
.timelapse-side {
  display: grid;
  gap: 16px;
}

.timelapse-panel {
  padding: 20px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(76, 201, 240, 0.06), transparent 48%),
    var(--bg-panel);
}

.timelapse-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.timelapse-controls button {
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

.timelapse-range {
  width: 100%;
  accent-color: var(--accent);
}

.timelapse-stage {
  display: grid;
  align-items: end;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
  min-height: 360px;
  padding: 24px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 26%),
    rgba(0, 0, 0, 0.18);
}

.timelapse-bubble {
  display: grid;
  align-content: end;
  justify-items: center;
  gap: 10px;
  transition: 260ms ease;
}

.timelapse-circle {
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: #05131c;
  text-align: center;
  font: 600 0.82rem/1.15 var(--font-body);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.22);
  transition: 260ms ease;
}

.timelapse-circle-label {
  color: var(--text);
  font-size: 0.9rem;
  text-align: center;
}

.timelapse-circle-delta {
  font: 500 0.74rem/1 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.signal-list {
  display: grid;
  gap: 10px;
}

.signal-item {
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.signal-item strong {
  display: block;
}

.signal-delta {
  color: var(--accent);
  font-family: var(--font-display);
}

.timeline-card {
  display: grid;
  gap: 14px;
  min-height: 250px;
  padding: 18px;
  cursor: pointer;
  transition: 180ms ease;
}

.timeline-card:hover,
.timeline-card.is-active {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.28);
}

.timeline-bar-shell {
  display: flex;
  align-items: end;
  height: 118px;
}

.timeline-bar {
  width: 100%;
  border-radius: 18px 18px 12px 12px;
  min-height: 26px;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.theme-card {
  flex: 0 0 min(360px, 82vw);
  padding: 18px;
  scroll-snap-align: start;
}

.theme-card-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.theme-badge {
  padding: 7px 10px;
  border-radius: 999px;
  color: #061119;
  font: 600 0.82rem/1 var(--font-body);
}

.theme-stats {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.theme-stat {
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.insight-card {
  padding: 20px;
}

.insight-card-wide {
  grid-column: 1 / -1;
}

.rank-item,
.story-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.rank-item .rank-value,
.momentum-delta {
  color: var(--accent);
  font-family: var(--font-display);
}

.story-item a {
  text-decoration: none;
}

.footer {
  margin-top: 22px;
  padding: 28px 32px;
  border-radius: 30px;
}

.footer-kicker {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
}

.footer-copy {
  max-width: 54ch;
  margin: 10px 0 0;
  line-height: 1.6;
}

@media (max-width: 1120px) {
  .hero,
  .atlas-grid,
  .timelapse-shell,
  .insight-grid,
  .theme-grid,
  .finding-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .page-shell {
    width: min(100%, calc(100% - 20px));
    padding-top: 10px;
  }

  .hero,
  .section,
  .footer {
    padding: 20px;
    border-radius: 24px;
  }

  .section-heading,
  .canvas-toolbar,
  .timelapse-toolbar,
  .detail-row {
    flex-direction: column;
    align-items: start;
  }

  .selection-kpis,
  .theme-stats {
    grid-template-columns: 1fr;
  }

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

  .chip-row {
    gap: 8px;
  }

  .rank-list-long {
    grid-template-columns: 1fr;
  }

  .mobile-scroll-note {
    display: block;
  }
}