:root {
  color-scheme: light;
  --bg: #f5f5f0;
  --bg-layer-1: radial-gradient(860px 560px at -6% -10%, rgba(66, 129, 191, 0.2), transparent 56%);
  --bg-layer-2: radial-gradient(820px 560px at 110% 0%, rgba(17, 147, 112, 0.18), transparent 54%);
  --bg-layer-3: linear-gradient(180deg, #fcfcf8 0%, #eef0ea 100%);
  --surface: rgba(255, 255, 252, 0.76);
  --surface-strong: rgba(255, 255, 252, 0.92);
  --surface-soft: rgba(248, 250, 245, 0.94);
  --text: #172126;
  --muted: #67757a;
  --border: rgba(111, 129, 135, 0.2);
  --accent: #116d63;
  --accent-strong: #0e4d72;
  --accent-soft: rgba(17, 109, 99, 0.12);
  --accent-warm: #b8741a;
  --shadow: 0 18px 50px rgba(22, 41, 48, 0.12);
  --shadow-hover: 0 26px 64px rgba(22, 41, 48, 0.17);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a1114;
  --bg-layer-1: radial-gradient(860px 560px at -6% -10%, rgba(50, 108, 167, 0.24), transparent 56%);
  --bg-layer-2: radial-gradient(820px 560px at 110% 0%, rgba(28, 149, 125, 0.2), transparent 54%);
  --bg-layer-3: linear-gradient(180deg, #10191d 0%, #091013 100%);
  --surface: rgba(18, 28, 33, 0.76);
  --surface-strong: rgba(18, 30, 35, 0.92);
  --surface-soft: rgba(16, 24, 28, 0.96);
  --text: #edf1ee;
  --muted: #91a3a8;
  --border: rgba(129, 154, 159, 0.18);
  --accent: #67d6c4;
  --accent-strong: #8ac1ff;
  --accent-soft: rgba(103, 214, 196, 0.16);
  --accent-warm: #f1c88f;
  --shadow: 0 24px 58px rgba(2, 8, 10, 0.44);
  --shadow-hover: 0 30px 72px rgba(2, 8, 10, 0.58);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg-layer-1), var(--bg-layer-2), var(--bg-layer-3), var(--bg);
  color: var(--text);
  font-family: "Avenir Next", "SF Pro Text", "PingFang SC", "Hiragino Sans GB", sans-serif;
}

body {
  position: relative;
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: -2;
  filter: blur(60px);
}

body::before {
  width: 320px;
  height: 320px;
  left: -70px;
  bottom: 14%;
  background: rgba(88, 137, 210, 0.18);
  border-radius: 999px;
}

body::after {
  width: 300px;
  height: 300px;
  right: -70px;
  top: 18%;
  background: rgba(41, 165, 136, 0.16);
  border-radius: 999px;
}

body > .page-shell::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(92, 116, 118, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 116, 118, 0.035) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.36), transparent 82%);
}

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

button,
input,
select {
  font: inherit;
}

code {
  padding: 0.12rem 0.4rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
  background: color-mix(in srgb, var(--surface-soft), var(--accent-soft) 32%);
  font-family: "SF Mono", "JetBrains Mono", monospace;
  font-size: 0.9em;
}

.page-shell {
  width: min(1440px, calc(100vw - 2rem));
  margin: 0 auto;
  padding: 1rem 0 3rem;
}

.back-to-top {
  position: fixed;
  right: max(1.1rem, calc((100vw - 1440px) / 2 + 1.1rem));
  bottom: 1.2rem;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.72rem 0.9rem;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 22%);
  border-radius: 999px;
  background:
    linear-gradient(155deg, color-mix(in srgb, var(--surface-strong), white 8%), var(--surface)),
    radial-gradient(120% 190% at 0% -20%, rgba(103, 171, 255, 0.12), transparent 56%);
  color: var(--text);
  box-shadow: var(--shadow);
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition:
    opacity 180ms ease,
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  border-color: color-mix(in srgb, var(--border), var(--accent) 38%);
  box-shadow: var(--shadow-hover);
}

.back-to-top-icon {
  display: inline-grid;
  place-items: center;
  width: 1.2rem;
  height: 1.2rem;
  font-size: 1rem;
  line-height: 1;
}

.back-to-top-label {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.glass-card,
.hero-copy {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--surface-strong), white 8%), var(--surface)),
    radial-gradient(120% 190% at 0% -20%, rgba(103, 171, 255, 0.14), transparent 56%);
  backdrop-filter: blur(26px);
  box-shadow: var(--shadow);
}

.glass-card::after,
.hero-copy::after {
  content: "";
  position: absolute;
  inset: auto -12% -62% auto;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(235, 184, 90, 0.16), transparent 60%);
  pointer-events: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(340px, 0.92fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-copy {
  padding: 1.55rem 1.6rem 1.45rem;
}

.eyebrow {
  margin: 0 0 0.42rem;
  color: var(--muted);
  font-size: 0.73rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.overview h2,
.topic-title,
.lead-feature h3 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  letter-spacing: -0.035em;
}

.hero h1 {
  max-width: 14ch;
  font-size: clamp(2.55rem, 5vw, 4.7rem);
  line-height: 0.94;
}

.hero-text {
  max-width: 62ch;
  margin: 0.9rem 0 0.95rem;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.hero-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.signal-chip,
.paper-id,
.paper-badge,
.topic-count,
.topic-share,
.lead-badge,
.report-card-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  width: fit-content;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
  padding: 0.32rem 0.62rem;
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--muted);
  font-size: 0.77rem;
}

.signal-chip strong {
  color: var(--text);
  font-size: 0.83rem;
}

.hero-actions {
  display: inline-flex;
  gap: 0.36rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  padding: 0.24rem;
}

.pill-button {
  border: 0;
  border-radius: 999px;
  padding: 0.58rem 0.92rem;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.pill-button.active {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent-soft), white 18%);
}

.pill-button:hover {
  transform: translateY(-1px);
}

.hero-panel {
  padding: 1.3rem;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.hero-panel-top,
.overview-top,
.focus-card-top,
.distribution-row,
.topic-header,
.paper-card-top,
.lead-top {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: baseline;
}

.meta-kicker,
.stat-label,
.insight-label {
  display: block;
  color: var(--muted);
  font-size: 0.77rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.82rem;
}

.hero-stat-grid div {
  padding: 0.9rem 0.95rem;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
}

.hero-stat-grid strong {
  display: block;
  margin-top: 0.16rem;
  font-size: 1.08rem;
}

.page-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.75rem;
}

.page-nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 88px;
  padding: 0.42rem 0.76rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: border-color 180ms ease, transform 180ms ease, color 180ms ease;
}

.page-nav-link:hover,
.page-nav-link.active {
  color: var(--accent-strong);
  border-color: color-mix(in srgb, var(--border), var(--accent) 32%);
  transform: translateY(-1px);
}

.home-board {
  margin-bottom: 1rem;
  padding: 1.12rem;
}

.home-board-summary {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.62;
}

.home-categories {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.82rem;
}

.home-category-card {
  display: grid;
  gap: 0.72rem;
  padding: 1rem;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
  border-radius: 24px;
  background:
    linear-gradient(158deg, color-mix(in srgb, var(--surface-strong), white 8%), var(--surface)),
    radial-gradient(120% 180% at 0% -15%, rgba(88, 136, 216, 0.12), transparent 56%);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.home-category-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent), white 18%);
  box-shadow: var(--shadow-hover);
}

.home-category-card.active {
  border-color: color-mix(in srgb, var(--accent-strong), white 8%);
  background:
    linear-gradient(156deg, color-mix(in srgb, var(--accent-soft), white 58%), color-mix(in srgb, var(--surface), white 6%)),
    radial-gradient(120% 180% at 0% -15%, rgba(17, 109, 99, 0.16), transparent 58%);
}

.home-category-card-top,
.home-category-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
}

.home-category-label,
.home-category-date,
.home-category-meta {
  color: var(--muted);
  font-size: 0.78rem;
}

.home-category-label {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.56rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
  background: color-mix(in srgb, var(--surface-soft), white 14%);
  color: color-mix(in srgb, var(--accent-strong), var(--text) 18%);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.home-category-date {
  white-space: nowrap;
}

.home-category-count {
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.3rem, 1.9vw, 1.85rem);
  letter-spacing: -0.03em;
}

.home-category-topic {
  margin: 0;
  color: var(--text);
  font-size: 0.96rem;
  line-height: 1.56;
}

.home-category-meta {
  flex-wrap: wrap;
  gap: 0.45rem;
}

.home-category-meta span {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.54rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  background: color-mix(in srgb, var(--surface-soft), white 10%);
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 378px) minmax(0, 1fr);
  gap: 1rem;
  transition: grid-template-columns 220ms ease;
}

.sidebar,
.content {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.sidebar {
  position: sticky;
  top: 1rem;
  align-self: start;
}

.sidebar-header {
  padding: 1rem 1.05rem;
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
}

.sidebar-header h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  letter-spacing: -0.03em;
}

.sidebar-stack {
  display: grid;
  gap: 1rem;
}

.sidebar-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.4rem 0.62rem 0.4rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-soft), white 10%);
  box-shadow: 0 8px 18px rgba(16, 24, 40, 0.06);
  color: var(--text);
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease;
}

.sidebar-toggle:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--border), var(--accent) 28%);
  background: color-mix(in srgb, var(--surface-strong), white 6%);
  box-shadow: 0 12px 24px rgba(16, 24, 40, 0.08);
}

.sidebar-toggle-icon {
  display: grid;
  place-items: center;
  width: 1.35rem;
  height: 1.35rem;
  color: color-mix(in srgb, var(--text), var(--accent) 18%);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
}

.sidebar-toggle-label {
  padding-right: 0.08rem;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.layout.sidebar-collapsed {
  grid-template-columns: 0 minmax(0, 1fr);
  gap: 0;
}

.layout.sidebar-collapsed .sidebar-stack {
  display: none;
}

.layout.sidebar-collapsed .sidebar {
  width: 0;
  overflow: visible;
  gap: 0;
  z-index: 130;
}

.layout.sidebar-collapsed .sidebar-header {
  width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
  box-shadow: none;
  overflow: visible;
  animation: none;
  transform: none;
}

.layout.sidebar-collapsed .sidebar-header .eyebrow,
.layout.sidebar-collapsed .sidebar-header h2,
.layout.sidebar-collapsed .sidebar-toggle-label {
  display: none;
}

.layout.sidebar-collapsed .sidebar-toggle {
  position: fixed;
  top: -1.05rem;
  left: max(1rem, calc((100vw - 1440px) / 2 + 1rem));
  z-index: 140;
  width: 2.45rem;
  height: 2.2rem;
  justify-content: center;
  padding: 0;
  border-top: 0;
  border-radius: 0 0 14px 14px;
  background: color-mix(in srgb, var(--surface-strong), white 8%);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
  pointer-events: auto;
}

.layout.sidebar-collapsed .sidebar-toggle:hover {
  transform: translateY(0.16rem);
}

.layout.sidebar-collapsed .sidebar-toggle-icon {
  width: 1rem;
  height: 1rem;
  font-size: 1.02rem;
}

.controls,
.report-rail,
.tag-panel,
.conference-panel,
.focus-panel,
.trend-panel,
.overview,
.atlas,
.navigator,
.spotlight,
.results-strip,
.topic-section {
  padding: 1.12rem;
}

.control-block {
  display: grid;
  gap: 0.36rem;
  margin-bottom: 0.85rem;
}

.control-input {
  width: 100%;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  padding: 0.76rem 0.88rem;
  color: var(--text);
  background: color-mix(in srgb, var(--surface-soft), white 10%);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.control-input:hover {
  transform: translateY(-1px);
}

.control-input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent), white 20%);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.62rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.section-heading {
  display: grid;
  gap: 0.26rem;
  margin-bottom: 0.92rem;
}

.report-rail-list,
.focus-card-list,
.distribution-list,
.topic-sections {
  display: grid;
  gap: 0.72rem;
}

.report-card {
  display: grid;
  gap: 0.35rem;
  width: 100%;
  text-align: left;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  border-radius: 22px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.02)),
    color-mix(in srgb, var(--surface-soft), white 8%);
  color: var(--text);
  padding: 0.9rem 0.95rem;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.report-card:hover,
.report-card.active {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--border), var(--accent) 28%);
  box-shadow: var(--shadow-hover);
}

.report-card-date {
  color: var(--muted);
  font-size: 0.8rem;
}

.report-card-count {
  font-size: 1.1rem;
}

.focus-rings {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  margin-bottom: 0.82rem;
}

.focus-ring {
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  padding: 0.72rem 0.55rem;
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface-soft), white 10%);
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
}

.focus-ring svg {
  width: 90px;
  height: 90px;
  transform: rotate(-90deg);
}

.focus-ring circle.track {
  fill: none;
  stroke: color-mix(in srgb, var(--border), transparent 12%);
  stroke-width: 9;
}

.focus-ring circle.progress {
  fill: none;
  stroke: url(#ringGradient);
  stroke-width: 9;
  stroke-linecap: round;
  transition: stroke-dashoffset 220ms ease;
}

.focus-ring-value {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  font-weight: 650;
}

.focus-ring-graphic {
  position: relative;
  width: 90px;
  height: 90px;
}

.focus-card {
  padding: 0.92rem;
  border-radius: 22px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.03)),
    color-mix(in srgb, var(--surface-soft), var(--accent-soft) 30%);
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 18%);
}

.focus-meta {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.distribution-item {
  display: grid;
  gap: 0.38rem;
}

.distribution-bar,
.topic-progress {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: color-mix(in srgb, var(--surface-soft), var(--border) 50%);
}

.distribution-bar span,
.topic-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 0.98rem;
}

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

.insight-card {
  padding: 1rem;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  background: color-mix(in srgb, var(--surface-soft), white 10%);
}

.accent-card {
  background:
    linear-gradient(145deg, rgba(17, 109, 99, 0.12), rgba(14, 77, 114, 0.08)),
    color-mix(in srgb, var(--surface-soft), white 8%);
}

.insight-text {
  margin: 0.35rem 0 0;
  font-size: 1rem;
  line-height: 1.6;
}

.link-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.56rem 0.82rem;
  border-radius: 999px;
  color: var(--accent-strong);
  border: 1px solid color-mix(in srgb, var(--border), var(--accent-strong) 20%);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
}

.button-link {
  appearance: none;
  cursor: pointer;
}

.button-link:disabled {
  opacity: 0.48;
  cursor: default;
}

.atlas-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.48fr) minmax(300px, 0.82fr);
  gap: 0.95rem;
}

.atlas-stack,
.atlas-panel,
.cadence-panel {
  display: grid;
  gap: 0.84rem;
  align-content: start;
}

.atlas-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.metric-card,
.atlas-panel,
.result-stat {
  padding: 1rem;
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.03)),
    color-mix(in srgb, var(--surface-soft), white 10%);
}

.metric-card {
  display: grid;
  gap: 0.34rem;
}

.result-stat {
  display: grid;
  align-content: center;
  gap: 0.28rem;
}

.metric-label,
.result-stat-label {
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-value,
.result-stat-value {
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  letter-spacing: -0.03em;
}

.metric-meta,
.result-stat-meta,
.cadence-summary {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.atlas-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.atlas-topic-stack,
.focus-breakdown,
.results-stats,
.active-filter-chips {
  display: grid;
  gap: 0.68rem;
}

.atlas-topic-row,
.focus-breakdown-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(90px, 1fr) auto;
  gap: 0.6rem;
  align-items: center;
}

.atlas-topic-rank {
  font-family: "SF Mono", "JetBrains Mono", monospace;
  color: var(--muted);
  font-size: 0.82rem;
}

.atlas-topic-copy,
.focus-breakdown-copy {
  display: grid;
  gap: 0.12rem;
}

.atlas-topic-copy span,
.focus-breakdown-copy span,
.atlas-topic-share,
.focus-breakdown-share,
.cadence-bar-label {
  color: var(--muted);
  font-size: 0.82rem;
}

.atlas-topic-bar,
.focus-breakdown-bar {
  width: 100%;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-soft), var(--border) 48%);
}

.atlas-topic-bar span,
.focus-breakdown-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
}

.cadence-track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(64px, 1fr));
  gap: 0.7rem;
  align-items: end;
  min-height: 200px;
}

.cadence-bar {
  display: grid;
  gap: 0.45rem;
  justify-items: center;
}

.cadence-bar-fill {
  width: 100%;
  min-height: 22px;
  border-radius: 18px 18px 10px 10px;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent-strong), white 10%), var(--accent)),
    color-mix(in srgb, var(--surface-soft), white 10%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.cadence-bar.active .cadence-bar-fill {
  background: linear-gradient(180deg, var(--accent-warm), var(--accent));
}

.cadence-bar-value {
  font-size: 0.94rem;
}

.navigator {
  display: grid;
  gap: 0.85rem;
}

.topic-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  padding: 0.58rem 0.82rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--text);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease;
}

.nav-chip:hover,
.nav-chip.active {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--border), var(--accent) 32%);
}

.nav-chip-count {
  color: var(--muted);
  font-size: 0.8rem;
}

.feature-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(290px, 0.82fr);
  gap: 1rem;
}

.lead-feature,
.micro-panel {
  padding: 1.15rem;
}

.lead-feature {
  display: grid;
  align-content: start;
  gap: 0.82rem;
}

.lead-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  width: fit-content;
  color: var(--accent-strong);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead-feature h3 {
  font-size: clamp(1.75rem, 3vw, 2.65rem);
  line-height: 1.02;
  max-width: 18ch;
}

.lead-copy {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.72;
}

.lead-links,
.paper-links {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.paper-link {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  justify-content: center;
  padding: 0.5rem 0.74rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent-strong) 18%);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 170ms ease, border-color 170ms ease, background 170ms ease, box-shadow 170ms ease, color 170ms ease;
}

.paper-link:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--border), var(--accent) 28%);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.08);
}

.paper-link-icon {
  display: grid;
  place-items: center;
  min-width: 1.44rem;
  height: 1.44rem;
  width: 1.44rem;
  padding: 0;
  border-radius: 999px;
  line-height: 1;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42);
  overflow: hidden;
}

.paper-link-icon img {
  display: block;
  width: 0.92rem;
  height: 0.92rem;
  object-fit: contain;
}

.paper-link-text {
  line-height: 1;
}

.paper-link.brand-arxiv .paper-link-icon {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), color-mix(in srgb, var(--surface-strong), white 12%));
  border: 1px solid color-mix(in srgb, var(--border), #b31b1b 22%);
}

.paper-link.brand-arxiv .paper-link-icon img {
  width: 0.88rem;
  height: 1.1rem;
}

.paper-link.brand-cool .paper-link-icon {
  border-radius: 0.5rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), color-mix(in srgb, var(--surface-strong), white 12%));
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
}

.paper-link.brand-cool .paper-link-icon img {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 0.28rem;
}

.like-icon {
  color: color-mix(in srgb, var(--muted), var(--accent-strong) 24%);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), color-mix(in srgb, var(--surface-strong), white 12%));
  border: 1px solid color-mix(in srgb, var(--border), #c24a67 18%);
}

.like-icon svg {
  width: 0.92rem;
  height: 0.92rem;
}

.like-button.is-liked {
  border-color: color-mix(in srgb, #d75b76, var(--border) 18%);
  background: color-mix(in srgb, #ffe5eb, var(--surface-soft) 42%);
  color: #b93556;
}

.like-button.is-liked .like-icon {
  color: #b93556;
  background: linear-gradient(135deg, rgba(255, 245, 247, 0.98), rgba(255, 224, 232, 0.9));
  border-color: rgba(215, 91, 118, 0.28);
}

:root[data-theme="dark"] .like-button.is-liked {
  background: color-mix(in srgb, rgba(177, 45, 78, 0.34), var(--surface-soft) 60%);
  color: #ffb7c6;
}

.auth-status {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.conference-spotlight,
.conference-paper-grid,
.conference-subject-sections,
.conference-subject-radar {
  display: grid;
  gap: 0.82rem;
}

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

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

.conference-subject-card {
  display: grid;
  gap: 0.92rem;
  padding: 1.05rem;
}

.conference-subject-header,
.conference-paper-top,
.conference-subject-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
}

.conference-subject-meta {
  flex-wrap: wrap;
}

.conference-subject-meta span,
.conference-paper-subjects span {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.54rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
  background: color-mix(in srgb, var(--surface-soft), white 10%);
  color: var(--muted);
  font-size: 0.8rem;
}

.conference-paper-card {
  display: grid;
  gap: 0.7rem;
  align-content: start;
  padding: 1rem;
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03)),
    color-mix(in srgb, var(--surface-soft), white 8%);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.conference-paper-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--border), var(--accent) 28%);
  box-shadow: var(--shadow-hover);
}

.conference-paper-card h4 {
  margin: 0;
  line-height: 1.35;
  font-size: 1rem;
}

.subject-radar-card {
  display: grid;
  gap: 0.82rem;
  padding: 1rem;
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04)),
    color-mix(in srgb, var(--surface-soft), white 9%);
}

.subject-radar-top,
.subject-radar-metrics {
  display: flex;
  justify-content: space-between;
  gap: 0.72rem;
  align-items: start;
}

.subject-radar-kicker {
  display: inline-block;
  margin-bottom: 0.24rem;
  color: var(--muted);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.subject-radar-card h3 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.2;
}

.subject-radar-count {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.58rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 14%);
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

.subject-radar-metrics {
  flex-wrap: wrap;
}

.subject-radar-metric {
  display: grid;
  gap: 0.16rem;
  min-width: 140px;
}

.subject-radar-metric span {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.subject-radar-metric strong {
  font-size: 0.98rem;
  line-height: 1.4;
}

.conference-paper-subjects {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.paper-abstract {
  margin: 0;
  display: grid;
  gap: 0;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  background: color-mix(in srgb, var(--surface-soft), white 6%);
  overflow: hidden;
}

.paper-abstract summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  cursor: pointer;
  list-style: none;
  padding: 0.68rem 0.82rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--accent-strong);
}

.paper-abstract summary::-webkit-details-marker {
  display: none;
}

.paper-abstract p {
  margin: 0;
  padding: 0 0.82rem 0.82rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.68;
}

.paper-abstract-label {
  color: var(--accent-strong);
  font-size: 0.84rem;
  font-weight: 600;
}

.paper-abstract-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  color: var(--muted);
  transition: transform 170ms ease;
}

.paper-abstract[open] .paper-abstract-arrow {
  transform: rotate(180deg);
}

.paper-badge.subdued {
  color: var(--muted);
}

.lead-metrics {
  display: flex;
  gap: 0.42rem;
  flex-wrap: wrap;
}

.feature-stack {
  display: grid;
  gap: 1rem;
}

.micro-panel {
  display: grid;
  align-content: start;
  min-height: 142px;
}

.micro-copy {
  margin: 0.45rem 0 0;
  font-size: 1.05rem;
  line-height: 1.65;
}

.spotlight-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.spotlight-card,
.paper-card,
.topic-lead-card {
  position: relative;
  display: grid;
  align-content: start;
  gap: 0.68rem;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  border-radius: 24px;
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03)),
    color-mix(in srgb, var(--surface-soft), white 8%);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.spotlight-card,
.paper-card {
  padding: 1rem;
}

.spotlight-card {
  padding-top: 1.16rem;
}

.topic-lead-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  padding: 0.88rem 1rem;
  min-height: auto;
}

.spotlight-card:hover,
.paper-card:hover,
.topic-section:hover,
.topic-lead-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--border), var(--accent) 28%);
  box-shadow: var(--shadow-hover);
}

.spotlight-card h3,
.paper-title,
.topic-lead-title {
  margin: 0;
  line-height: 1.28;
}

.paper-title {
  font-size: 1.03rem;
}

.paper-note,
.spotlight-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.62;
}

.paper-extra:empty {
  display: none;
}

.paper-extra-stack {
  display: grid;
  gap: 0.56rem;
}

.paper-authors-box {
  display: grid;
  gap: 0.26rem;
  margin: 0;
  padding: 0.68rem 0.82rem;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 12%);
  background: color-mix(in srgb, var(--surface-soft), white 6%);
}

.paper-extra-stack > .paper-authors-box,
.paper-extra-stack > .paper-abstract {
  width: 100%;
}

.paper-detail-label {
  font-size: 0.77rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.paper-authors-line {
  margin: 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.64;
}

.panel-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 18%);
  border-radius: 13px;
  padding: 0.46rem 0.66rem;
  cursor: pointer;
  text-align: left;
  color: color-mix(in srgb, var(--text), var(--accent) 20%);
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--surface-soft), #ffffff 12%), color-mix(in srgb, var(--surface-soft), #dce9ff 10%)),
    color-mix(in srgb, var(--surface-soft), white 10%);
  box-shadow: 0 4px 14px rgba(21, 38, 68, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.42);
  transition: transform 170ms ease, border-color 170ms ease, box-shadow 170ms ease, background 170ms ease;
  list-style: none;
}

.panel-toggle::-webkit-details-marker {
  display: none;
}

.panel-toggle:hover {
  border-color: color-mix(in srgb, var(--accent), #fff 30%);
  transform: translateY(-1px);
  box-shadow: 0 7px 18px rgba(15, 30, 58, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.48);
}

.panel-title {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  font-size: clamp(1rem, 1.08vw, 1.15rem);
  font-weight: 680;
  letter-spacing: -0.01em;
  color: color-mix(in srgb, var(--text), var(--accent) 22%);
}

.panel-title::before {
  content: "";
  width: 0.56rem;
  height: 0.56rem;
  border-radius: 999px;
  background:
    radial-gradient(circle at 28% 24%, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.16) 48%),
    linear-gradient(135deg, color-mix(in srgb, var(--accent), #fff 18%), color-mix(in srgb, var(--accent), #132f66 34%));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--border), var(--accent) 20%);
}

.panel-title--abstract {
  font-size: 0.94rem;
  letter-spacing: 0.004em;
}

.panel-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.56rem;
  height: 1.56rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 22%);
  color: color-mix(in srgb, var(--text), var(--accent) 24%);
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--surface-soft), #fff 10%), color-mix(in srgb, var(--surface-soft), #dbe9ff 11%));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.46);
  transition: transform 170ms ease, border-color 170ms ease, background 170ms ease;
}

.abstract-block[open] .panel-arrow {
  transform: rotate(180deg);
}

.panel-content {
  margin: 0.42rem 0 0;
  padding: 0.7rem 0.8rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--border), #d8e7ff 22%);
  background: color-mix(in srgb, var(--surface-soft), #f8fbff 30%);
  color: color-mix(in srgb, var(--text), var(--muted) 14%);
  line-height: 1.72;
}

.paper-summary {
  margin: 0;
  line-height: 1.66;
  color: color-mix(in srgb, var(--text), var(--muted) 18%);
}

.abstract-block {
  display: grid;
  gap: 0.52rem;
  padding: 0.75rem 0.82rem;
  border-radius: 15px;
  border: 1px solid var(--border);
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--surface-soft), #ffffff 10%), color-mix(in srgb, var(--surface-soft), #e6eeff 8%)),
    color-mix(in srgb, var(--surface-soft), white 8%);
}

.abstract-text {
  display: block;
}

.panel-empty {
  color: color-mix(in srgb, var(--muted), var(--text) 14%);
  font-size: 0.9rem;
  line-height: 1.6;
}

:root[data-theme="dark"] .panel-toggle {
  color: color-mix(in srgb, #e5ebf7, #9fb4d8 24%);
  border-color: color-mix(in srgb, var(--border), #8fb9ff 16%);
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--surface-soft), #182336 18%), color-mix(in srgb, var(--surface-soft), #24344f 12%)),
    color-mix(in srgb, var(--surface-soft), #16202f 10%);
  box-shadow: 0 6px 16px rgba(4, 10, 22, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

:root[data-theme="dark"] .panel-arrow {
  border-color: color-mix(in srgb, var(--border), #8fb9ff 16%);
  color: color-mix(in srgb, #e5ecf8, #8fb9ff 24%);
  background:
    linear-gradient(165deg, color-mix(in srgb, var(--surface-soft), #1a273b 14%), color-mix(in srgb, var(--surface-soft), #253650 12%));
}

:root[data-theme="dark"] .panel-content {
  border-color: color-mix(in srgb, var(--border), #8fb9ff 16%);
  background: color-mix(in srgb, var(--surface-soft), #213149 24%);
}

:root[data-theme="dark"] .abstract-block {
  background:
    linear-gradient(150deg, color-mix(in srgb, var(--surface-soft), #152133 18%), color-mix(in srgb, var(--surface-soft), #22324c 12%)),
    color-mix(in srgb, var(--surface-soft), #0f1824 12%);
}

.spotlight-card.is-focus {
  background:
    linear-gradient(155deg, rgba(17, 109, 99, 0.14), rgba(14, 77, 114, 0.07)),
    color-mix(in srgb, var(--surface-soft), white 8%);
}

.topic-lead-title {
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.05rem, 1.45vw, 1.22rem);
  letter-spacing: -0.028em;
}

.topic-lead-copy {
  margin: 0;
  display: -webkit-box;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.52;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.topic-section {
  padding: 1.12rem;
}

.topic-title {
  font-size: clamp(1.35rem, 2vw, 1.95rem);
}

.topic-heading {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.topic-index {
  flex: none;
  min-width: 2.2rem;
  color: color-mix(in srgb, var(--muted), var(--accent-strong) 24%);
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.4rem, 2.2vw, 2.1rem);
  line-height: 1;
}

.topic-flags,
.active-filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.topic-flag,
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 18%);
  padding: 0.36rem 0.66rem;
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--muted);
  font-size: 0.79rem;
}

.topic-flag.focus,
.filter-chip,
.paper-badge.focus {
  color: var(--accent-strong);
}

.tag-map {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.8rem;
}

.tag-card {
  position: relative;
  display: grid;
  align-content: start;
  gap: 0.38rem;
  min-height: 104px;
  padding: 0.9rem 1rem 0.96rem;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 18%);
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.28), transparent 42%),
    linear-gradient(155deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    color-mix(in srgb, var(--surface-soft), white 8%);
  box-shadow: 0 10px 24px rgba(15, 30, 58, 0.06);
  overflow: hidden;
}

.tag-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent-strong), color-mix(in srgb, var(--accent), white 16%));
}

.tag-card-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.tag-card-value {
  font-size: clamp(1.02rem, 1.2vw, 1.18rem);
  line-height: 1.28;
  letter-spacing: -0.025em;
  color: var(--text);
  word-break: break-word;
}

.tag-card-meta {
  margin-top: auto;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--muted);
}

:root[data-theme="dark"] .tag-card {
  background:
    radial-gradient(circle at top right, rgba(173, 196, 255, 0.16), transparent 40%),
    linear-gradient(155deg, rgba(23, 35, 55, 0.78), rgba(14, 22, 35, 0.88)),
    color-mix(in srgb, var(--surface-soft), #0b1420 18%);
  box-shadow: 0 12px 28px rgba(2, 8, 18, 0.34);
}

@media (max-width: 720px) {
  .tag-map {
    grid-template-columns: 1fr;
  }

  .tag-card {
    min-height: auto;
  }
}

.filter-chip.muted {
  color: var(--muted);
}

.topic-metrics {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.topic-section {
  position: relative;
}

.topic-section.focus-section::before {
  content: "";
  position: absolute;
  inset: 18px auto 18px 0;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
}

.topic-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
  margin-top: 0.78rem;
}

.paper-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.72rem;
}

.topic-lead-main,
.topic-lead-side {
  display: grid;
  gap: 0.45rem;
}

.topic-lead-side {
  justify-items: end;
  align-content: center;
}

.topic-lead-side .paper-badges {
  justify-content: flex-end;
}

.topic-lead-side .paper-links {
  justify-content: flex-end;
}

.paper-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  justify-content: flex-end;
}

.results-top,
.results-heading,
.results-grid {
  display: grid;
  gap: 0.78rem;
}

.results-top,
.results-heading {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  margin-bottom: 0.9rem;
}

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

.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.active-filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--border), var(--accent) 18%);
  padding: 0.36rem 0.66rem;
  background: color-mix(in srgb, var(--surface-soft), white 12%);
  color: var(--muted);
  font-size: 0.79rem;
}

.spotlight-empty,
.empty-state {
  padding: 1rem;
  border-radius: 20px;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-soft), white 14%);
}

.reveal {
  animation: riseIn 420ms cubic-bezier(0.2, 0.72, 0.22, 1) both;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1240px) {
  .layout,
  .hero,
  .home-categories,
  .atlas-grid,
  .atlas-panels,
  .atlas-metrics,
  .feature-stage,
  .topic-body,
  .overview-grid,
  .spotlight-list,
  .conference-spotlight,
  .conference-paper-grid,
  .conference-subject-radar,
  .results-stats,
  .paper-list {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .layout.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .layout.sidebar-collapsed .sidebar-stack {
    display: grid;
  }

  .layout.sidebar-collapsed .sidebar-header .eyebrow,
  .layout.sidebar-collapsed .sidebar-header h2,
  .layout.sidebar-collapsed .sidebar-toggle-label {
    display: initial;
  }

  .layout.sidebar-collapsed .sidebar-toggle {
    position: static;
    top: auto;
    left: auto;
    z-index: auto;
    width: auto;
    height: auto;
    border-left: 1px solid color-mix(in srgb, var(--border), var(--accent) 16%);
    border-radius: 999px;
    padding-inline: 0.5rem 0.8rem;
    transform: none;
  }

  .layout.sidebar-collapsed .sidebar-toggle:hover {
    transform: translateY(-1px);
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(calc(100vw - 1rem), 100%);
    padding-top: 0.56rem;
  }

  .back-to-top {
    right: 0.78rem;
    bottom: 0.88rem;
    padding: 0.68rem 0.82rem;
  }

  .hero-copy,
  .glass-card {
    border-radius: 24px;
  }

  .hero-copy {
    padding: 1.18rem 1rem 1.1rem;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.15rem, 12vw, 3.15rem);
  }

  .controls,
  .report-rail,
  .focus-panel,
  .trend-panel,
  .home-board,
  .overview,
  .atlas,
  .navigator,
  .spotlight,
  .results-strip,
  .topic-section,
  .conference-subject-card,
  .hero-panel,
  .lead-feature,
  .micro-panel {
    padding: 0.96rem;
  }

  .results-top,
  .results-heading {
    grid-template-columns: 1fr;
  }

  .focus-rings {
    grid-template-columns: 1fr;
  }

  .sidebar-header,
  .topic-lead-card {
    grid-template-columns: 1fr;
  }

  .sidebar-header {
    flex-direction: column;
    align-items: start;
  }

  .sidebar-toggle,
  .topic-lead-side {
    justify-self: start;
  }

  .topic-lead-side .paper-badges,
  .topic-lead-side .paper-links {
    justify-content: flex-start;
  }

  .conference-overview-grid {
    grid-template-columns: 1fr;
  }
}