:root {
  --bg-1: #08111f;
  --bg-2: #101827;
  --panel: rgba(10, 16, 29, 0.88);
  --panel-edge: rgba(255, 255, 255, 0.08);
  --text: #f5f7fb;
  --muted: #a0abc3;
  --accent: #8aa0ff;
  --accent-soft: rgba(138, 160, 255, 0.14);
  --gold: #f0cd8a;
  --gold-soft: rgba(240, 205, 138, 0.12);
  --good: #90e2ab;
  --good-soft: rgba(144, 226, 171, 0.1);
  --warn: #ffbf72;
  --warn-soft: rgba(255, 191, 114, 0.12);
  --bad: #ff9b9b;
  --bad-soft: rgba(255, 155, 155, 0.12);
  --shadow: 0 32px 96px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(138, 160, 255, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(240, 205, 138, 0.12), transparent 24%),
    linear-gradient(180deg, var(--bg-2), var(--bg-1) 60%, #050912);
}

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

.docs-shell {
  width: min(1180px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.hero-card,
.toc-card,
.content-card {
  border: 1px solid var(--panel-edge);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(17, 24, 39, 0.96), rgba(7, 12, 21, 0.96)),
    var(--panel);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
  margin-bottom: 24px;
}

.hero-topbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid rgba(240, 205, 138, 0.28);
  border-radius: 999px;
  color: #f6ddad;
  background: rgba(240, 205, 138, 0.06);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 700;
}

.nav-link:hover {
  background: rgba(240, 205, 138, 0.12);
}

.nav-link-primary {
  border-color: rgba(138, 160, 255, 0.32);
  color: #d5ddff;
  background: rgba(138, 160, 255, 0.1);
}

.nav-link-primary:hover {
  background: rgba(138, 160, 255, 0.18);
}

.hero-content {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: start;
}

.hero-mark {
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  border-radius: 30px;
  background: linear-gradient(135deg, #8ea5ff, #f0cd8a);
  color: #11162a;
  font-family: "Italiana", Georgia, serif;
  font-size: 2.5rem;
  letter-spacing: 0.08em;
  box-shadow: 0 22px 44px rgba(138, 160, 255, 0.22);
}

.hero-copy h1 {
  margin: 10px 0 0;
  font-family: "Italiana", Georgia, serif;
  font-size: clamp(2.6rem, 5vw, 4.7rem);
  line-height: 0.98;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow,
.section-eyebrow,
.toc-title {
  margin: 0;
  color: var(--gold);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.7rem;
  font-weight: 800;
}

.subtitle,
.body-copy {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.75;
  font-size: 0.98rem;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chip-good {
  border-color: rgba(144, 226, 171, 0.24);
  background: var(--good-soft);
  color: #c2ffd2;
}

.chip-warn {
  border-color: rgba(255, 191, 114, 0.24);
  background: var(--warn-soft);
  color: #ffe0af;
}

.chip-bad {
  border-color: rgba(255, 155, 155, 0.24);
  background: var(--bad-soft);
  color: #ffd0d0;
}

.docs-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.toc-card {
  position: sticky;
  top: 20px;
  padding: 20px;
}

.toc-nav {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.toc-nav a {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-weight: 700;
}

.toc-nav a:hover {
  background: rgba(138, 160, 255, 0.1);
  color: var(--text);
}

.content-stack {
  display: grid;
  gap: 20px;
}

.content-card {
  padding: 24px;
}

.section-heading h2 {
  margin: 10px 0 0;
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  line-height: 1.1;
}

.step-grid,
.policy-grid,
.feature-grid,
.export-grid {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

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

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

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

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

.step-card,
.policy-card,
.feature-card,
.mini-card {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.03);
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #d8e0ff;
  font-weight: 800;
}

.step-card h3,
.policy-card h3,
.feature-card h3,
.mini-card h3 {
  margin: 14px 0 8px;
  font-size: 1rem;
}

.step-card p,
.policy-card p,
.feature-card p,
.mini-card p,
.faq-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.policy-good {
  border-color: rgba(144, 226, 171, 0.18);
  background: var(--good-soft);
}

.policy-warn {
  border-color: rgba(255, 191, 114, 0.18);
  background: var(--warn-soft);
}

.policy-bad {
  border-color: rgba(255, 155, 155, 0.18);
  background: var(--bad-soft);
}

.tip-banner {
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid rgba(240, 205, 138, 0.2);
  border-radius: 18px;
  background: var(--gold-soft);
  color: #f6ddad;
  line-height: 1.6;
}

.plain-list {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.75;
}

.faq-list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.faq-item {
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  padding: 16px 18px;
  font-weight: 800;
  list-style: none;
}

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

.faq-item p {
  padding: 0 18px 18px;
}

@media (max-width: 980px) {
  .docs-layout {
    grid-template-columns: 1fr;
  }

  .toc-card {
    position: static;
  }

  .policy-grid,
  .export-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .docs-shell {
    width: min(100vw - 18px, 1180px);
    padding: 14px 0 40px;
  }

  .hero-card,
  .content-card,
  .toc-card {
    border-radius: 24px;
  }

  .hero-card,
  .content-card {
    padding: 18px;
  }

  .hero-content,
  .step-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero-mark {
    width: 78px;
    height: 78px;
    font-size: 2rem;
  }

  .hero-copy h1 {
    font-size: clamp(2.2rem, 12vw, 3.3rem);
  }
}