:root {
  --bg: #120b10;
  --surface: #1d1219;
  --surface-2: #2a1822;
  --text: #f6eef2;
  --muted: #c4b1bb;
  --accent: #ff4d7a;
  --accent-2: #5865f2;
  --line: #3a2531;
  --radius: 18px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--accent); }

img { max-width: 100%; }

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 16px;
  background: rgba(18, 11, 16, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand img { border-radius: 10px; }

.top nav {
  display: flex;
  gap: 18px;
  margin-left: auto;
  font-size: 15px;
}

.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--text); }

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

.hero {
  position: relative;
  margin: 24px 0;
  padding: 56px 28px;
  text-align: center;
  border-radius: 28px;
  overflow: hidden;
  isolation: isolate;
  background: var(--surface);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(18, 11, 16, .55), rgba(18, 11, 16, .95)), var(--banner, none) center/cover;
}

.hero .icon {
  border-radius: 26px;
  box-shadow: 0 10px 40px rgba(255, 77, 122, .35);
}

h1 {
  margin: 18px auto 10px;
  max-width: 820px;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.1;
  letter-spacing: -.02em;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.2;
}

h3 { margin: 0 0 6px; font-size: 18px; }

.lead {
  max-width: 720px;
  margin: 0 auto 20px;
  color: var(--muted);
  font-size: 19px;
}

.tags, .chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 0;
  margin: 0 0 26px;
  list-style: none;
}

.tags li, .chips li {
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .05);
  font-size: 14px;
  font-weight: 600;
}

.chips { justify-content: flex-start; }

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 999px;
  background: var(--accent-2);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  transition: transform .15s ease, filter .15s ease;
}

.btn:hover { transform: translateY(-2px); filter: brightness(1.1); }
.btn-lg { padding: 18px 44px; font-size: 19px; }
.btn-sm { padding: 8px 18px; font-size: 15px; }

.note { margin: 12px 0 0; color: var(--muted); font-size: 14px; }

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 0 0 48px;
}

.stat {
  padding: 18px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.stat strong { display: block; font-size: 28px; color: var(--accent); }
.stat span { color: var(--muted); font-size: 14px; }

main > section { margin: 0 0 56px; }
main > section.hero { margin: 24px 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

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

details {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  margin-bottom: 10px;
}

summary {
  cursor: pointer;
  padding: 16px 18px;
  font-weight: 700;
}

details p { margin: 0; padding: 0 18px 16px; color: var(--muted); }

.cta {
  padding: 44px 24px;
  text-align: center;
  border-radius: 28px;
  background: linear-gradient(135deg, #3a1226, #1b1440);
}

.related { padding-left: 20px; }
.related li { margin-bottom: 6px; }

footer {
  padding: 28px 16px 40px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .top nav { display: none; }
  .top .btn-sm { margin-left: auto; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 40px 18px; }
}