:root {
  color-scheme: dark;
  --bg: #050506;
  --panel: #111113;
  --panel-2: #18181b;
  --panel-3: #0c0c0d;
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #f5f5f6;
  --muted: #9ca3af;
  --dim: #6b7280;
  --accent: #e6e6e8;
  --blue: #8b9cff;
  --purple: #b18cff;
  --green: #73e3b1;
  --yellow: #f6c958;
  --shadow: 0 34px 90px rgba(0, 0, 0, 0.6);
  font-family:
    ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI Variable",
    "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 68% 10%, rgba(139, 156, 255, 0.18), transparent 27rem),
    radial-gradient(circle at 16% 35%, rgba(177, 140, 255, 0.13), transparent 24rem),
    var(--bg);
  background-size: 56px 56px, 56px 56px, auto, auto, auto;
  color: var(--text);
  line-height: 1.55;
  margin: 0;
}

body::before {
  background:
    radial-gradient(circle at center, transparent 0, rgba(5, 5, 6, 0.78) 74%),
    linear-gradient(180deg, rgba(5, 5, 6, 0) 0%, var(--bg) 82%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: fixed;
  z-index: -1;
}

.page-glow {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
  height: 1px;
  left: 8%;
  opacity: 0.7;
  position: fixed;
  right: 8%;
  top: 0;
  z-index: 5;
}

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

a:hover {
  color: #ffffff;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

.site-header {
  backdrop-filter: blur(18px);
  background: rgba(5, 5, 6, 0.74);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1540px;
  padding: 1.35rem clamp(1.2rem, 6vw, 7rem);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 1.08rem;
  font-weight: 780;
  gap: 0.72rem;
  letter-spacing: -0.03em;
}

.brand-mark {
  background:
    repeating-linear-gradient(45deg, #f6f6f6 0 4px, transparent 4px 7px),
    #ffffff;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
  display: inline-block;
  height: 1.42rem;
  width: 1.42rem;
}

.nav-links {
  align-items: center;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.95rem;
  font-weight: 560;
  gap: 1.55rem;
}

.nav-divider {
  background: var(--line-strong);
  height: 1.2rem;
  width: 1px;
}

.nav-pill {
  background: #f3f4f6;
  border-radius: 999px;
  color: #09090b !important;
  font-weight: 760;
  padding: 0.58rem 0.95rem;
}

.hero {
  align-items: center;
  display: grid;
  gap: 3.5rem;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  margin: 0 auto;
  max-width: 1540px;
  min-height: min(860px, calc(100vh - 78px));
  padding: clamp(4rem, 9vh, 7rem) clamp(1.2rem, 6vw, 7rem) 4.5rem;
}

.eyebrow,
.section-kicker {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 760;
  letter-spacing: 0.16em;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(3.4rem, 6.2vw, 6.4rem);
  font-weight: 820;
  letter-spacing: -0.048em;
  line-height: 1;
  margin-bottom: 1.45rem;
  max-width: 860px;
  text-wrap: balance;
}

.subtitle {
  color: var(--muted);
  font-size: clamp(1rem, 1.25vw, 1.28rem);
  font-weight: 520;
  max-width: 680px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.2rem;
}

.button {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #e5e7eb;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.78rem 1rem;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    transform 160ms ease;
}

.button.primary {
  background: #f4f4f5;
  color: #08080a;
}

.button:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--line-strong);
  transform: translateY(-1px);
}

.button.primary:hover {
  background: #ffffff;
}

.status-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.6rem;
}

.status-chips span {
  background: rgba(115, 227, 177, 0.08);
  border: 1px solid rgba(115, 227, 177, 0.23);
  border-radius: 999px;
  color: #b7f4d8;
  font-size: 0.82rem;
  font-weight: 760;
  padding: 0.48rem 0.72rem;
}

.research-window {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.035));
  border: 1px solid var(--line-strong);
  border-radius: 26px;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.research-window::before {
  background: radial-gradient(circle, rgba(139, 156, 255, 0.18), transparent 62%);
  content: "";
  height: 420px;
  position: absolute;
  right: -160px;
  top: -170px;
  width: 420px;
}

.window-top {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 0.5rem;
  padding: 0.8rem 1rem;
  position: relative;
}

.dot {
  background: rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  display: inline-block;
  height: 0.66rem;
  width: 0.66rem;
}

.window-title {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  margin-left: 0.5rem;
}

.window-body {
  display: grid;
  grid-template-columns: 0.34fr 0.66fr;
  min-height: 420px;
  position: relative;
}

.sidebar {
  background: rgba(255, 255, 255, 0.025);
  border-right: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.2rem;
}

.sidebar-title {
  color: #f8fafc;
  font-size: 0.8rem;
  font-weight: 820;
  letter-spacing: 0.12em;
  margin-bottom: 0.55rem;
  text-transform: uppercase;
}

.side-item {
  border-radius: 10px;
  font-weight: 650;
  padding: 0.55rem 0.65rem;
}

.side-item.active {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.issue-card {
  padding: clamp(1.4rem, 4vw, 2.5rem);
}

.issue-head {
  align-items: center;
  color: var(--dim);
  display: flex;
  font-size: 0.86rem;
  font-weight: 760;
  justify-content: space-between;
  margin-bottom: 2.8rem;
}

.status {
  color: var(--green);
}

.issue-card h2 {
  font-size: clamp(1.9rem, 3.1vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.06;
  margin-bottom: 1.1rem;
  text-wrap: balance;
}

.issue-card p {
  color: var(--muted);
  font-size: 1rem;
  max-width: 540px;
}

.mini-metrics {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.2rem;
}

.mini-metrics div {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem;
}

.mini-metrics strong {
  display: block;
  font-size: 1.45rem;
  letter-spacing: -0.05em;
}

.mini-metrics span {
  color: var(--dim);
  display: block;
  font-size: 0.82rem;
}

.question,
.section,
.dataset-strip,
.status-banner {
  margin: 0 auto;
  max-width: 1540px;
  padding-left: clamp(1.2rem, 6vw, 7rem);
  padding-right: clamp(1.2rem, 6vw, 7rem);
}

.status-banner {
  align-items: center;
  background:
    linear-gradient(90deg, rgba(139, 156, 255, 0.1), rgba(177, 140, 255, 0.06)),
    rgba(255, 255, 255, 0.025);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-radius: 0 0 24px 24px;
  display: grid;
  gap: 2rem;
  grid-template-columns: 0.85fr 1.15fr;
  padding-bottom: 1.35rem;
  padding-top: 1.35rem;
}

.status-banner .section-kicker {
  margin-bottom: 0.35rem;
}

.status-banner h2 {
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin: 0;
}

.status-banner > p {
  color: var(--muted);
  margin: 0;
}

.status-banner a {
  color: #ffffff;
  font-weight: 760;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.3);
  text-underline-offset: 0.2em;
}

.question {
  padding-bottom: 5rem;
  padding-top: 2.5rem;
}

.question h2 {
  color: #f1f5f9;
  font-size: clamp(1.8rem, 3.3vw, 3.9rem);
  font-weight: 780;
  letter-spacing: -0.032em;
  line-height: 1.12;
  max-width: 1180px;
  text-wrap: balance;
}

.dataset-strip {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-bottom: 4.5rem;
}

.dataset-strip article {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  min-height: 150px;
  padding: 1.4rem;
}

.dataset-strip article:first-child {
  border-radius: 24px 0 0 24px;
}

.dataset-strip article:last-child {
  border-radius: 0 24px 24px 0;
}

.stat {
  color: #ffffff;
  display: block;
  font-size: clamp(1.9rem, 3vw, 3rem);
  font-weight: 820;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 0.7rem;
}

.dataset-strip span:last-child {
  color: var(--muted);
  font-weight: 620;
}

.dataset-strip article:nth-child(2) .stat {
  font-size: clamp(1.35rem, 2.15vw, 2.35rem);
}

.section {
  padding-bottom: 5.25rem;
  padding-top: 2rem;
}

.section-heading {
  display: block;
  margin-bottom: 1.8rem;
  max-width: 980px;
}

.section-note {
  color: var(--muted);
  margin: 0.9rem 0 0;
  max-width: 760px;
}

.section-heading h2,
.compare h2 {
  font-size: clamp(2rem, 3.6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.034em;
  line-height: 1.08;
  margin-bottom: 0;
  max-width: 900px;
  text-wrap: balance;
}

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

.result-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.035)),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  min-height: 160px;
  padding: 1.25rem;
}

.result-card.wide {
  grid-column: span 2;
}

.result-card p {
  color: var(--muted);
  font-weight: 720;
  margin-bottom: 1.1rem;
}

.result-card strong {
  display: block;
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 820;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 0.6rem;
}

.result-card span {
  color: var(--dim);
  font-weight: 680;
}

.result-card.accent strong {
  color: var(--green);
}

.interval-card {
  align-items: center;
  background:
    linear-gradient(90deg, rgba(115, 227, 177, 0.075), transparent),
    rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(115, 227, 177, 0.2);
  border-radius: 24px;
  display: grid;
  gap: 2rem;
  grid-template-columns: 0.9fr 1.1fr;
  margin-top: 1rem;
  padding: 1.4rem;
}

.interval-card strong {
  display: block;
  font-size: clamp(1.45rem, 2.4vw, 2.4rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.interval-card p {
  color: var(--muted);
  margin: 0;
}

.interval-label {
  color: var(--green);
  display: block;
  font-size: 0.78rem;
  font-weight: 820;
  letter-spacing: 0.12em;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}

.protocol-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.protocol-card {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 24px;
  min-height: 310px;
  padding: 1.25rem;
}

.protocol-card > span {
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 820;
  letter-spacing: 0.12em;
}

.protocol-card h3 {
  font-size: 1.45rem;
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin: 2.5rem 0 0.9rem;
}

.protocol-card p {
  color: var(--muted);
  margin-bottom: 0;
}

.evidence-shell {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 28px;
  display: grid;
  grid-template-columns: minmax(210px, 0.34fr) minmax(0, 0.66fr);
  min-height: 520px;
  overflow: hidden;
}

.evidence-tabs {
  background: rgba(0, 0, 0, 0.16);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.2rem;
}

.evidence-tab {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-weight: 740;
  padding: 0.9rem 1rem;
  text-align: left;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease;
}

.evidence-tab:hover {
  background: rgba(255, 255, 255, 0.045);
  color: #ffffff;
}

.evidence-tab.active {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--line);
  color: #ffffff;
}

.evidence-panel {
  background:
    radial-gradient(circle at 86% 10%, rgba(139, 156, 255, 0.18), transparent 21rem),
    rgba(255, 255, 255, 0.015);
  padding: clamp(1.6rem, 4vw, 3.2rem);
}

.evidence-panel h3 {
  font-size: clamp(2rem, 4vw, 4rem);
  letter-spacing: -0.04em;
  line-height: 1.03;
  margin-bottom: 1.4rem;
  max-width: 780px;
  text-wrap: balance;
}

.evidence-metric {
  color: var(--green);
  font-size: clamp(1.9rem, 3.5vw, 3.6rem);
  font-weight: 840;
  letter-spacing: -0.045em;
  line-height: 1;
  margin-bottom: 1.4rem;
}

#evidenceDetail,
.evidence-boundary {
  color: var(--muted);
  max-width: 780px;
}

.evidence-boundary {
  border-left: 2px solid var(--green);
  padding-left: 1rem;
}

.evidence-link {
  display: inline-flex;
  margin-top: 0.75rem;
}

.noscript-note {
  background: rgba(246, 201, 88, 0.08);
  border: 1px solid rgba(246, 201, 88, 0.25);
  border-radius: 14px;
  color: #f9df9b;
  margin-top: 1rem;
  padding: 1rem;
}

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

.artifact-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.025)),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  min-height: 230px;
  padding: 1.25rem;
  transition:
    border-color 160ms ease,
    transform 160ms ease;
}

.artifact-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.artifact-card > span {
  color: var(--green);
  display: block;
  font-size: 0.76rem;
  font-weight: 820;
  letter-spacing: 0.12em;
  margin-bottom: 2.2rem;
  text-transform: uppercase;
}

.artifact-card strong {
  display: block;
  font-size: 1.55rem;
  letter-spacing: -0.025em;
  margin-bottom: 0.65rem;
}

.artifact-card p {
  color: var(--muted);
  margin: 0;
}

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

.failure-section .compare-card {
  min-height: 290px;
}

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

.claim-card {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 1.35rem;
}

.claim-card.supports {
  border-color: rgba(115, 227, 177, 0.24);
}

.claim-card.does-not {
  border-color: rgba(246, 201, 88, 0.24);
}

.claim-label {
  font-size: 0.8rem;
  font-weight: 840;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.supports .claim-label {
  color: var(--green);
}

.does-not .claim-label {
  color: var(--yellow);
}

.claim-card ul {
  color: var(--muted);
  display: grid;
  gap: 0.85rem;
  margin: 1.2rem 0 0;
  padding-left: 1.3rem;
}

.provenance-note {
  background: rgba(246, 201, 88, 0.06);
  border: 1px solid rgba(246, 201, 88, 0.2);
  border-radius: 20px;
  color: var(--muted);
  margin-top: 1rem;
  padding: 1.2rem 1.3rem;
}

.provenance-note strong {
  color: #f9df9b;
}

.provenance-note p {
  margin: 0.45rem 0 0;
  max-width: 1050px;
}

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

.archive-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 24px;
  min-height: 245px;
  padding: 1.25rem;
}

.archive-card > span {
  color: var(--dim);
  display: block;
  font-size: 0.8rem;
  font-weight: 820;
  letter-spacing: 0.11em;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.archive-card strong {
  display: block;
  font-size: clamp(1.55rem, 2.3vw, 2.25rem);
  letter-spacing: -0.035em;
  margin-bottom: 0.8rem;
}

.archive-card p {
  color: var(--muted);
  margin: 0;
}

.next-section {
  background:
    radial-gradient(circle at 80% 20%, rgba(177, 140, 255, 0.14), transparent 22rem),
    rgba(255, 255, 255, 0.035);
  border: 1px solid var(--line);
  border-radius: 28px;
  margin-bottom: 5.25rem;
  padding-bottom: clamp(2rem, 5vw, 4rem);
  padding-top: clamp(2rem, 5vw, 4rem);
}

.next-section h2 {
  font-size: clamp(2rem, 4vw, 4.2rem);
  letter-spacing: -0.04em;
  line-height: 1.05;
  max-width: 1050px;
}

.next-section > p:last-child {
  color: var(--muted);
  max-width: 850px;
}

.v6-result-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.v6-result-grid .result-card {
  min-height: 145px;
}

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

.v6-figures {
  margin-top: 1rem;
}

figure {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 24px;
  margin: 0;
  overflow: hidden;
}

.figure-large {
  grid-column: 1 / -1;
}

figure img {
  background: #ffffff;
  display: block;
  height: auto;
  width: 100%;
}

figcaption {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
  padding: 1rem 1.1rem;
}

.compare {
  display: grid;
  gap: 2rem;
  grid-template-columns: 0.9fr 1.1fr;
}

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

.compare-card,
.demo-shell,
.limits,
.link-grid {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.compare-card {
  min-height: 260px;
  padding: 1.4rem;
}

.compare-card span {
  color: var(--dim);
  font-weight: 820;
}

.compare-card h3 {
  font-size: 1.65rem;
  letter-spacing: -0.025em;
  margin: 2rem 0 1rem;
}

.compare-card p {
  color: var(--muted);
}

.cli-demo-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 0.82fr 1.18fr;
}

.cli-copy,
.code-card {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.cli-copy {
  color: var(--muted);
  padding: 1.35rem;
}

.cli-copy a {
  color: #ffffff;
  font-weight: 760;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.28);
  text-underline-offset: 0.22em;
}

.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.2rem;
}

.inline-links a {
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #f8fafc;
  font-weight: 760;
  padding: 0.62rem 0.8rem;
  text-decoration: none;
}

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

.code-card {
  overflow: hidden;
}

.code-card h3 {
  border-bottom: 1px solid var(--line);
  color: #f8fafc;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  margin: 0;
  padding: 0.95rem 1rem;
}

pre {
  margin: 0;
  overflow-x: auto;
  padding: 1rem;
}

code {
  color: #d1d5db;
  font-family:
    "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.88rem;
  line-height: 1.65;
}

.demo-shell {
  display: grid;
  grid-template-columns: 1fr 0.78fr;
  overflow: hidden;
}

.demo-form {
  border-right: 1px solid var(--line);
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 1.4rem;
}

label {
  color: var(--muted);
  display: grid;
  font-size: 0.92rem;
  font-weight: 740;
  gap: 0.5rem;
}

select {
  appearance: none;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  border-radius: 14px;
  color: #ffffff;
  font: inherit;
  padding: 0.86rem 0.95rem;
}

option {
  background: #111113;
  color: #ffffff;
}

.demo-output {
  background:
    radial-gradient(circle at 80% 10%, rgba(139, 156, 255, 0.18), transparent 16rem),
    rgba(255, 255, 255, 0.025);
  padding: 1.5rem;
}

.output-label {
  color: var(--dim);
  font-size: 0.78rem;
  font-weight: 860;
  letter-spacing: 0.14em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.output-range {
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  font-weight: 820;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 1rem;
}

.scenario {
  color: var(--green);
  font-weight: 850;
  margin-bottom: 0.75rem;
}

#demoExplanation {
  color: var(--muted);
  max-width: 520px;
}

.limits {
  color: var(--muted);
  display: grid;
  gap: 0.75rem;
  list-style-position: inside;
  margin: 0;
  padding: 1.4rem;
}

.link-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem;
}

.link-grid a {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #f8fafc;
  font-weight: 740;
  padding: 0.72rem 0.95rem;
}

footer {
  border-top: 1px solid var(--line);
  color: var(--dim);
  padding: 2rem;
  text-align: center;
}

@media (max-width: 1100px) {
  .hero,
  .compare,
  .demo-shell,
  .cli-demo-grid,
  .section-heading,
  .status-banner,
  .interval-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .window-body,
  .result-grid,
  .dataset-strip,
  .protocol-grid,
  .artifact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dataset-strip article:first-child,
  .dataset-strip article:last-child {
    border-radius: 24px;
  }

  .demo-form {
    border-bottom: 1px solid var(--line);
    border-right: 0;
  }
}

@media (min-width: 1101px) {
  .demo-section .section-heading,
  #figures .section-heading,
  #results .section-heading {
    margin-left: 0;
  }

  .demo-shell {
    max-width: 1120px;
  }
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

  .nav-links {
    gap: 0.9rem;
  }

  .hero {
    padding-top: 4rem;
  }

  .research-window {
    display: none;
  }

  .dataset-strip,
  .result-grid,
  .figure-wall,
  .compare-grid,
  .demo-form,
  .mini-metrics,
  .protocol-grid,
  .artifact-grid,
  .claims-grid,
  .archive-grid,
  .failure-section .compare-grid {
    grid-template-columns: 1fr;
  }

  .evidence-shell {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .evidence-tabs {
    border-bottom: 1px solid var(--line);
    border-right: 0;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .evidence-tab {
    flex: 1 1 auto;
    text-align: center;
  }

  .result-card.wide,
  .figure-large {
    grid-column: auto;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.5rem);
    letter-spacing: -0.04em;
  }

  .question h2,
  .section-heading h2,
  .compare h2 {
    font-size: clamp(1.8rem, 10vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}