@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=Unbounded:wght@500;700&display=swap");

:root {
  --bg: #080808;
  --panel: #121212;
  --panel-soft: #171717;
  --text: #f3f3f3;
  --muted: #b4b4b4;
  --line: #2d2d2d;
  --accent: #f2f2f2;
  --accent-dark: #0e0e0e;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Montserrat", system-ui, sans-serif;
  color: var(--text);
  line-height: 1.7;
  background:
    radial-gradient(1200px 800px at 8% -10%, #2a2a2a 0%, transparent 55%),
    radial-gradient(900px 600px at 92% 0%, #1b1b1b 0%, transparent 60%),
    linear-gradient(160deg, #050505 0%, #0f0f0f 50%, #080808 100%);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 10px;
  background: #fff;
  color: #000;
  padding: 10px 14px;
  border-radius: 10px;
}

.skip-link:focus {
  left: 10px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 8, 8, 0.86);
  backdrop-filter: blur(10px);
}

.header-inner {
  max-width: 1260px;
  margin: 0 auto;
  min-height: 78px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-logo {
  width: clamp(132px, 16vw, 250px);
  height: auto;
  display: block;
  filter: brightness(1.08) contrast(1.05);
}

.nav-toggle-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.nav-toggle-label {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  align-items: center;
  justify-content: center;
}

.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  position: relative;
}

.nav-toggle-label span::before {
  position: absolute;
  left: 0;
  top: -6px;
}

.nav-toggle-label span::after {
  position: absolute;
  left: 0;
  top: 6px;
}

.site-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.site-nav a {
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: #000;
  background: var(--accent);
  border-color: var(--accent);
}

.age-banner {
  margin: 0;
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #101010;
  background: #f5f5f5;
  padding: 9px 10px;
}

.page {
  max-width: 1260px;
  margin: 0 auto;
  padding: 26px 16px 46px;
  display: grid;
  grid-template-columns: minmax(270px, 380px) minmax(0, 1fr);
  gap: 18px;
}

.page-hero {
  position: sticky;
  top: 102px;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.01)),
    var(--panel);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: #d7d7d7;
}

.page-hero h1 {
  margin: 0 0 12px;
  font-family: "Unbounded", system-ui, sans-serif;
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-size: clamp(1.65rem, 2.4vw, 2.45rem);
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.prose {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel-soft);
  padding: clamp(20px, 3.2vw, 34px);
}

.prose p,
.prose li {
  color: #dbdbdb;
}

.prose h2 {
  margin: 2rem 0 0.7rem;
  font-family: "Unbounded", system-ui, sans-serif;
  font-size: clamp(1.15rem, 1.7vw, 1.5rem);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.prose h2:first-of-type {
  margin-top: 0;
}

.prose h3 {
  margin: 1.25rem 0 0.35rem;
  font-size: 1rem;
}

.prose a {
  color: #fff;
  text-decoration-color: #8f8f8f;
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 14px;
}

.prose th,
.prose td {
  border: 1px solid #3a3a3a;
  text-align: left;
  vertical-align: top;
  padding: 10px;
}

.prose th {
  color: #111;
  background: #e9e9e9;
}

.callout {
  margin: 18px 0;
  border: 1px solid #5a5a5a;
  border-radius: 14px;
  padding: 12px 14px;
  background: #1c1c1c;
}

.quick-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.quick-card {
  text-decoration: none;
  color: inherit;
  border: 1px solid #3c3c3c;
  border-radius: 16px;
  background: #1a1a1a;
  padding: 14px;
  transition: all 0.2s ease;
}

.quick-card strong {
  display: block;
  margin-bottom: 6px;
}

.quick-card span {
  color: #bcbcbc;
  font-size: 14px;
}

.quick-card:hover {
  transform: translateY(-2px);
  background: #f2f2f2;
  color: #131313;
}

.quick-card:hover span {
  color: #2b2b2b;
}

.site-footer {
  grid-column: 1 / -1;
  margin-top: 2px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  background: #0c0c0c;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.site-footer nav {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
}

.site-footer nav a {
  text-decoration: none;
  color: #f0f0f0;
  border: 1px solid #333;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 11px;
}

.site-footer nav a:hover {
  background: #efefef;
  border-color: #efefef;
  color: #111;
}

:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

@media (max-width: 980px) {
  .nav-toggle-label {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    top: 82px;
    border: 1px solid #2e2e2e;
    border-radius: 16px;
    background: #0e0e0e;
    padding: 12px;
    flex-direction: column;
    align-items: stretch;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: 0.2s ease;
  }

  .site-nav a {
    text-align: center;
  }

  .nav-toggle-input:checked ~ .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

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

  .page-hero {
    position: relative;
    top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}