:root {
  --bg: #061018;
  --bg-2: #0a1722;
  --panel: rgba(10, 24, 36, 0.84);
  --panel-strong: rgba(8, 20, 29, 0.96);
  --line: rgba(108, 172, 182, 0.18);
  --line-strong: rgba(139, 231, 210, 0.38);
  --text: #edf5f2;
  --muted: #9eb6b3;
  --accent: #8be7d2;
  --accent-2: #e7d09b;
  --accent-3: #78cabc;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.3);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --content-width: min(1180px, calc(100vw - 40px));
}

@font-face {
  font-family: "Tektur";
  src: url("assets/fonts/Tektur-Medium.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "Instrument Sans";
  src: url("assets/fonts/InstrumentSans-Regular.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "Instrument Serif";
  src: url("assets/fonts/InstrumentSerif-Regular.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("assets/fonts/GeistMono-Regular.ttf") format("truetype");
  font-display: swap;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Instrument Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(33, 72, 87, 0.4), transparent 30%),
    radial-gradient(circle at left 75%, rgba(26, 60, 73, 0.28), transparent 28%),
    linear-gradient(180deg, #07111a 0%, #061018 100%);
}

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

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  transform: translateY(-200%);
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: #041015;
  z-index: 100;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  position: relative;
  isolation: isolate;
  overflow: clip;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background-image:
    linear-gradient(transparent 0%, rgba(255, 255, 255, 0.12) 50%, transparent 100%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 100% 100%, 56px 56px, 56px 56px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 95%);
}

.topbar,
.hero,
.section,
.footer,
.signal-strip {
  width: var(--content-width);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0 14px;
  backdrop-filter: blur(16px);
}

.topbar::before {
  content: "";
  position: absolute;
  inset: 10px -16px 0;
  border: 1px solid rgba(143, 206, 213, 0.1);
  border-radius: 26px;
  background: rgba(6, 16, 24, 0.52);
  z-index: -1;
}

.brand {
  display: block;
  flex: 0 0 auto;
  width: min(360px, 58vw);
}

.brand img {
  width: 100%;
  height: auto;
}

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

.nav a {
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.nav a:hover,
.nav a[data-active] {
  color: var(--text);
  border-color: rgba(139, 231, 210, 0.28);
  background: rgba(139, 231, 210, 0.08);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 28px;
  padding: 56px 0 42px;
  align-items: start;
}

.eyebrow,
.card-kicker,
.panel-chip {
  margin: 0 0 14px;
  color: var(--accent-2);
  font-family: "Geist Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1,
.section h2 {
  margin: 0;
  font-family: "Tektur", sans-serif;
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.hero h1 {
  font-size: clamp(3.5rem, 10vw, 6.8rem);
  max-width: 10ch;
}

.hero-dek,
.section-heading p,
.info-card p,
.benchmark-card p,
.resource-card p,
.faq-item p,
.footer p,
.panel-note {
  color: var(--muted);
  line-height: 1.7;
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: "Geist Mono", monospace;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  color: #031014;
  box-shadow: 0 18px 35px rgba(96, 206, 191, 0.22);
}

.button-secondary {
  border-color: rgba(139, 231, 210, 0.24);
  background: rgba(139, 231, 210, 0.05);
  color: var(--text);
}

.verified-note {
  margin: 0;
  font-size: 0.96rem;
  color: var(--accent);
}

.hero-panel,
.info-card,
.benchmark-card,
.bench-table-card,
.resource-card,
.faq-item,
.footer {
  border: 1px solid rgba(139, 231, 210, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    var(--panel);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 28px;
  border-radius: var(--radius-xl);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.metric-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(7, 17, 26, 0.76);
  border: 1px solid rgba(139, 231, 210, 0.14);
}

.metric-card dt {
  margin-bottom: 10px;
  color: var(--muted);
  font-family: "Geist Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.metric-card dd {
  margin: 0;
  font-family: "Instrument Serif", serif;
  font-size: 1.48rem;
  color: var(--text);
}

.signal-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 10px 0 24px;
}

.signal-strip p {
  margin: 0;
  padding: 18px 20px;
  border-radius: 999px;
  background: rgba(139, 231, 210, 0.04);
  border: 1px solid rgba(139, 231, 210, 0.14);
  color: var(--text);
  font-family: "Geist Mono", monospace;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}

.section {
  padding: 76px 0 8px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section h2 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  max-width: 12ch;
  margin-bottom: 16px;
}

.highlight-grid,
.benchmark-grid,
.resource-grid {
  display: grid;
  gap: 18px;
}

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

.info-card,
.benchmark-card,
.resource-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  min-height: 100%;
}

.info-card h3,
.benchmark-card h3,
.resource-card h3 {
  margin: 0 0 14px;
  font-size: 1.55rem;
  line-height: 1.12;
}

.benchmark-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.benchmark-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 20px;
}

.benchmark-value {
  margin: 0 0 16px;
  color: var(--accent);
  font-family: "Tektur", sans-serif;
  font-size: 2.1rem;
  line-height: 1;
}

.bench-table-card {
  padding: 24px;
  border-radius: var(--radius-xl);
}

.mini-table {
  display: grid;
  gap: 12px;
}

.mini-row {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(7, 17, 26, 0.74);
  color: var(--muted);
}

.mini-row span:first-child {
  color: var(--text);
}

.mini-head {
  font-family: "Geist Mono", monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(139, 231, 210, 0.06);
  color: var(--accent-2);
}

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

.resource-card {
  position: relative;
  overflow: hidden;
}

.resource-card::after {
  content: "↗";
  position: absolute;
  right: 22px;
  top: 20px;
  color: var(--accent);
  font-size: 1.2rem;
}

.resource-card span {
  color: var(--text);
}

.faq-list {
  display: grid;
  gap: 16px;
}

.faq-item {
  padding: 24px 26px;
  border-radius: 22px;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-size: 1.12rem;
  color: var(--text);
  font-weight: 600;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 14px 0 0;
}

.footer {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 72px;
  margin-bottom: 48px;
  padding: 28px;
  border-radius: var(--radius-xl);
}

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

@media (max-width: 1120px) {
  .hero,
  .highlight-grid,
  .benchmark-grid,
  .resource-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 820px) {
  .topbar {
    position: static;
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar::before {
    inset: 0;
  }

  .brand {
    width: min(340px, 100%);
  }

  .nav {
    justify-content: flex-start;
  }

  .hero,
  .highlight-grid,
  .benchmark-grid,
  .resource-grid,
  .footer,
  .signal-strip {
    grid-template-columns: 1fr;
  }

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

  .hero {
    padding-top: 48px;
  }

  .section {
    padding-top: 62px;
  }

  .mini-row {
    grid-template-columns: 1.4fr repeat(3, 0.85fr);
    font-size: 0.92rem;
  }
}

@media (max-width: 560px) {
  :root {
    --content-width: min(100vw - 26px, 1180px);
  }

  .nav a,
  .button {
    width: 100%;
    justify-content: center;
  }

  .hero-actions {
    flex-direction: column;
  }

  .mini-row {
    gap: 8px;
    padding: 14px;
    font-size: 0.8rem;
  }

  .info-card,
  .benchmark-card,
  .resource-card,
  .faq-item,
  .hero-panel,
  .footer {
    padding: 22px;
  }
}