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

:root {
  color-scheme: light;
  --font-display: 'League Spartan', sans-serif;
  --font-body: 'Manrope', sans-serif;
  --blue: oklch(0.6 0.18 248);
  --teal: oklch(0.73 0.11 194);
  --gold: oklch(0.82 0.13 84);
  --green: oklch(0.76 0.18 152);
  --orange: oklch(0.79 0.17 66);
  --pink: oklch(0.69 0.22 12);
  --bg: oklch(0.989 0.006 222);
  --bg-soft: oklch(0.979 0.01 192);
  --surface: oklch(0.995 0.004 215);
  --surface-strong: oklch(0.978 0.01 210);
  --surface-soft: oklch(0.956 0.014 208);
  --border: oklch(0.908 0.01 210);
  --border-strong: oklch(0.85 0.015 206);
  --text-primary: oklch(0.23 0.026 248);
  --text-secondary: oklch(0.48 0.018 236);
  --text-tertiary: oklch(0.64 0.014 226);
  --grid-line: rgba(0, 0, 0, 0.018);
  --button-primary-bg: var(--text-primary);
  --button-primary-text: white;
  --shadow-card: 0 20px 60px rgba(28, 37, 81, 0.08);
  --shadow-soft: 0 32px 90px rgba(43, 63, 156, 0.12);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-primary);
  background:
    radial-gradient(circle at 12% 14%, color-mix(in srgb, var(--blue) 12%, transparent) 0%, transparent 32%),
    radial-gradient(circle at 88% 12%, color-mix(in srgb, var(--gold) 10%, transparent) 0%, transparent 28%),
    radial-gradient(circle at 50% 100%, color-mix(in srgb, var(--green) 8%, transparent) 0%, transparent 26%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  line-height: 1.65;
  overflow-x: hidden;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--blue) 32%, transparent);
  outline-offset: 4px;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 86%, transparent);
}

.navbar-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.navbar-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--blue), var(--teal));
  box-shadow: 0 12px 24px color-mix(in srgb, var(--teal) 24%, transparent);
}

.navbar-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.navbar-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.94rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 999px;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--surface-soft) 92%, transparent);
}

.page-shell {
  position: relative;
  isolation: isolate;
}

.hero {
  position: relative;
  padding: clamp(56px, 8vw, 100px) 0 40px;
  overflow: clip;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(70px);
  pointer-events: none;
  z-index: -1;
}

.hero::before {
  width: min(44vw, 420px);
  height: min(44vw, 420px);
  top: -4%;
  left: -8%;
  background: radial-gradient(circle, color-mix(in srgb, var(--blue) 18%, transparent) 0%, transparent 72%);
}

.hero::after {
  width: min(34vw, 320px);
  height: min(34vw, 320px);
  right: 2%;
  top: 6%;
  background: radial-gradient(circle, color-mix(in srgb, var(--gold) 16%, transparent) 0%, transparent 72%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.88fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 16px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--blue) 10%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--blue) 18%, var(--surface));
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--green) 12%, transparent);
}

.hero h1 {
  margin: 18px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 7vw, 6rem);
  line-height: 0.92;
  letter-spacing: -0.05em;
  max-width: 10ch;
}

.hero p.lede {
  max-width: 34ch;
  margin: 0;
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.45vw, 1.18rem);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  box-shadow: var(--shadow-card);
  color: var(--text-secondary);
  font-size: 0.93rem;
  font-weight: 700;
}

.meta-pill strong {
  color: var(--text-primary);
}

.hero-panel,
.side-panel,
.doc-card,
.faq-card {
  border: 1px solid color-mix(in srgb, var(--border) 88%, transparent);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 96%, transparent) 0%, color-mix(in srgb, var(--surface-soft) 90%, transparent) 100%);
  box-shadow: var(--shadow-card);
}

.hero-panel {
  padding: 26px;
  border-radius: 24px;
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: auto -12% 72% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--teal) 18%, transparent) 0%, transparent 72%);
  filter: blur(10px);
}

.panel-label {
  color: var(--text-tertiary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.hero-panel h2,
.doc-card h2,
.faq-card h2,
.support-index h2 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
}

.hero-panel p {
  margin: 0;
  color: var(--text-secondary);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.stat-card {
  padding: 16px 14px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 92%, transparent);
}

.stat-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.stat-card span {
  display: block;
  margin-top: 6px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  padding: 26px 0 96px;
}

.side-panel {
  position: sticky;
  top: 92px;
  align-self: start;
  padding: 22px;
  border-radius: 24px;
}

.side-panel h3 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.toc {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}

.toc li + li {
  margin-top: 8px;
}

.toc a {
  display: block;
  padding: 10px 12px;
  border-radius: 14px;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 700;
  background: transparent;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.toc a:hover {
  transform: translateX(2px);
  color: var(--text-primary);
  background: color-mix(in srgb, var(--surface-soft) 88%, transparent);
}

.side-note {
  padding-top: 18px;
  border-top: 1px solid color-mix(in srgb, var(--border) 86%, transparent);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.main-stack {
  display: grid;
  gap: 18px;
}

.doc-card,
.faq-card {
  padding: clamp(24px, 3vw, 34px);
  border-radius: 28px;
  scroll-margin-top: 100px;
}

.section-kicker {
  color: var(--text-tertiary);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.doc-card p,
.doc-card li,
.faq-card p,
.faq-card li {
  color: var(--text-secondary);
  font-size: 1rem;
}

.doc-card p + p {
  margin-top: 14px;
}

.doc-card ul,
.doc-card ol,
.faq-card ul {
  margin: 18px 0 0;
  padding-left: 1.2rem;
}

.doc-card li + li,
.faq-card li + li {
  margin-top: 10px;
}

.callout-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.callout {
  padding: 16px 18px;
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
}

.callout strong {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}

.callout span {
  color: var(--text-primary);
  font-weight: 700;
}

.support-index {
  display: grid;
  gap: 12px;
}

.support-jump {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.support-jump a {
  text-decoration: none;
  padding: 14px 16px;
  border-radius: 18px;
  color: var(--text-primary);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 92%, transparent);
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.support-jump a:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--blue) 30%, var(--border));
  box-shadow: var(--shadow-soft);
}

.checklist {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.check-item {
  padding: 16px 18px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
}

.check-item strong {
  display: block;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  color: var(--blue);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.faq-list details {
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 92%, transparent);
  overflow: hidden;
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 18px;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.faq-list summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--blue);
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list .answer {
  padding: 0 18px 18px;
  color: var(--text-secondary);
}

.footer {
  padding: 28px 0 44px;
  border-top: 1px solid color-mix(in srgb, var(--border) 86%, transparent);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 999px;
}

.footer-links a:hover,
.footer-links a.active {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--surface-soft) 88%, transparent);
}

.muted {
  color: var(--text-tertiary);
}

@media (max-width: 960px) {
  .hero-grid,
  .content-layout {
    grid-template-columns: 1fr;
  }

  .side-panel {
    position: static;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 32px, 1180px);
  }

  .navbar-inner {
    padding: 10px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .navbar-links {
    justify-content: flex-start;
  }

  .hero-stats,
  .callout-row {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }

  .doc-card,
  .faq-card,
  .side-panel,
  .hero-panel {
    border-radius: 22px;
  }
}