:root {
  --bg: #0f1117;
  --bg-soft: #161923;
  --card: #1a1e2a;
  --line: #262b3a;
  --text: #e7e9ee;
  --muted: #98a0b3;
  --accent: #6ea8fe;
  --accent-2: #8b7cf6;
  --radius: 14px;
  --wrap: 1080px;
}
:root[data-theme="light"] {
  --bg: #f7f8fb;
  --bg-soft: #ffffff;
  --card: #ffffff;
  --line: #e3e7ef;
  --text: #171a22;
  --muted: #5d6478;
  --accent: #2563eb;
  --accent-2: #6d28d9;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar__inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; letter-spacing: -0.01em; }
.brand__mark {
  width: 22px; height: 22px; border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.nav { display: flex; gap: 20px; margin-left: auto; font-size: 14.5px; color: var(--muted); }
.nav a:hover { color: var(--text); }

.btn {
  font: inherit; font-size: 14px; font-weight: 550;
  padding: 9px 16px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--text);
  transition: transform .12s ease, border-color .12s ease;
}
.btn:hover { transform: translateY(-1px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent; color: #fff;
}
.btn--ghost { background: transparent; }

/* ---------- hero ---------- */
.hero {
  padding: 84px 0 56px;
  background:
    radial-gradient(900px 420px at 15% -10%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%),
    radial-gradient(700px 380px at 85% 0%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 70%);
}
.eyebrow {
  margin: 0 0 14px; font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
}
.hero h1 {
  margin: 0 0 16px; font-size: clamp(34px, 5.6vw, 56px);
  line-height: 1.08; letter-spacing: -0.03em; font-weight: 700;
}
.lede { margin: 0 0 28px; max-width: 60ch; color: var(--muted); font-size: 17.5px; }

.search { display: flex; gap: 10px; max-width: 560px; }
.search input {
  flex: 1; font: inherit; padding: 13px 16px; border-radius: 11px;
  border: 1px solid var(--line); background: var(--bg-soft); color: var(--text);
}
.search input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 60%, var(--line));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 15%, transparent);
}
.hint { margin: 12px 0 0; font-size: 13.5px; color: var(--muted); }

/* ---------- sections ---------- */
.section { padding: 52px 0; }
.section__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; }
.section__head h2 { margin: 0; font-size: 22px; letter-spacing: -0.02em; }
.link { font-size: 14.5px; color: var(--accent); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px; transition: transform .14s ease, border-color .14s ease;
}
.card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.card__art {
  height: 108px; border-radius: 10px; margin-bottom: 14px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 55%, #000), color-mix(in srgb, var(--accent-2) 55%, #000));
}
.card h3 { margin: 0 0 6px; font-size: 15.5px; letter-spacing: -0.01em; }
.card p { margin: 0 0 12px; font-size: 13.5px; color: var(--muted); }
.card__meta { display: flex; gap: 10px; font-size: 12.5px; color: var(--muted); }
.tag {
  padding: 3px 9px; border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: color-mix(in srgb, var(--accent) 90%, var(--text));
}

.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; }
.chips li {
  padding: 9px 15px; border-radius: 999px; font-size: 14px;
  border: 1px solid var(--line); background: var(--bg-soft); color: var(--muted);
  cursor: default; transition: color .12s ease, border-color .12s ease;
}
.chips li:hover { color: var(--text); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }

.chart { list-style: none; counter-reset: c; padding: 0; margin: 0; }
.chart li {
  counter-increment: c;
  display: flex; align-items: center; gap: 16px;
  padding: 14px 4px; border-bottom: 1px solid var(--line);
}
.chart li::before {
  content: counter(c, decimal-leading-zero);
  font-variant-numeric: tabular-nums; font-size: 13px; color: var(--muted); min-width: 26px;
}
.chart strong { font-weight: 600; font-size: 15px; }
.chart span { color: var(--muted); font-size: 13.5px; margin-left: auto; }

.band { padding-bottom: 68px; }
.band__inner {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 18px; padding: 34px;
}
.band__inner h2 { margin: 0 0 12px; font-size: 22px; letter-spacing: -0.02em; }
.band__inner p { margin: 0 0 26px; max-width: 68ch; color: var(--muted); }
.stats { display: flex; flex-wrap: wrap; gap: 40px; }
.stats strong { display: block; font-size: 26px; letter-spacing: -0.02em; }
.stats span { font-size: 13.5px; color: var(--muted); }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 26px 0; color: var(--muted); font-size: 14px; }
.footer__inner { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }
.footer__nav { display: flex; gap: 18px; }
.footer__nav a:hover { color: var(--text); }

@media (max-width: 720px) {
  .nav { display: none; }
  .hero { padding: 60px 0 40px; }
  .search { flex-direction: column; }
  .stats { gap: 26px; }
}