*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0B0F1A;
  --card: #131827;
  --surface: #1E2538;
  --line: rgba(255,255,255,0.08);
  --text: #F1F5F9;
  --muted: #94A3B8;
  --accent: #818CF8;
  --green: #34D399;
  --gold: #c9a96a;
  --gold-bright: #e2c58a;
  --font-display: 'Fraunces', serif;
  --font-body: 'DM Sans', sans-serif;
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 14% 10%, rgba(34,211,238,0.08), transparent 28%),
    radial-gradient(circle at 88% 8%, rgba(201,169,106,0.09), transparent 30%),
    var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
.container { width: min(100%, 920px); margin: 0 auto; padding: 0 24px; }
nav {
  border-bottom: 1px solid var(--line);
  background: rgba(11,15,26,0.84);
  backdrop-filter: blur(20px);
}
.nav-inner { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.9rem; font-weight: 600; }
.nav-links a:hover { color: var(--text); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 10px;
  background: var(--accent);
  color: #0B0F1A;
  text-decoration: none;
  font-weight: 800;
}
header { padding: 88px 0 42px; }
.eyebrow {
  color: var(--gold-bright);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 16px;
}
h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}
.intro { color: var(--muted); font-size: 1.16rem; max-width: 760px; }
.article-card {
  background: rgba(19,24,39,0.82);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 34px;
  margin: 22px 0 42px;
  box-shadow: 0 26px 70px rgba(0,0,0,0.24);
}
h2 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  line-height: 1.2;
  margin: 34px 0 12px;
}
h2:first-child { margin-top: 0; }
h3 { font-size: 1.05rem; margin: 22px 0 8px; }
p { color: var(--muted); margin-bottom: 16px; }
ul, ol { color: var(--muted); padding-left: 22px; margin: 10px 0 18px; }
li { margin-bottom: 8px; }
strong { color: var(--text); }
.callout {
  background: rgba(201,169,106,0.10);
  border: 1px solid rgba(201,169,106,0.25);
  border-radius: 14px;
  padding: 18px;
  margin: 24px 0;
}
.capture {
  display: grid;
  gap: 12px;
  background: rgba(52,211,153,0.09);
  border: 1px solid rgba(52,211,153,0.2);
  border-radius: 16px;
  padding: 20px;
  margin-top: 28px;
}
.capture p { margin-bottom: 0; }
.source-list { font-size: 0.86rem; margin-top: 24px; }
.source-list a { color: var(--gold-bright); }
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 22px 0 42px;
}
.guide-tile {
  display: block;
  background: rgba(19,24,39,0.82);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  color: inherit;
  text-decoration: none;
}
.guide-tile:hover { border-color: rgba(129,140,248,0.42); }
.guide-tile small {
  display: block;
  color: var(--gold-bright);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.guide-tile h2 { font-size: 1.25rem; margin: 0 0 8px; }
footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
  font-size: 0.9rem;
}
footer a { color: var(--muted); }
@media (max-width: 700px) {
  .nav-inner { align-items: flex-start; height: auto; padding: 18px 0; flex-direction: column; }
  .nav-links { flex-wrap: wrap; gap: 12px; }
  header { padding-top: 54px; }
  .article-card { padding: 24px; }
  .guide-grid { grid-template-columns: 1fr; }
}