:root {
  --bg: #0b1220;
  --panel: #121a2b;
  --line: #243049;
  --text: #e8eef9;
  --muted: #9aa8c0;
  --accent: #3b82f6;
  --accent-2: #22c55e;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); }
code { background: #1b2740; padding: 0.1rem 0.35rem; border-radius: 4px; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }
.top {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #10192b, var(--bg));
}
.top-inner {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2rem 0 1.5rem;
  align-items: flex-start;
}
.eyebrow { margin: 0; color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; }
h1 { margin: 0.25rem 0; font-size: 2rem; }
.lede { margin: 0.5rem 0 0; color: var(--muted); max-width: 40rem; }

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(90px, 1fr));
  gap: 0.75rem;
  min-width: 220px;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem;
}
.stat strong { display: block; font-size: 1.35rem; }
.stat span { color: var(--muted); font-size: 0.85rem; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0;
  align-items: center;
}
.toolbar input, .toolbar select {
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
}
.toolbar input { flex: 1 1 240px; }
.tabs { display: flex; gap: 0.35rem; }
.tab {
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
}
.tab.active { border-color: var(--accent); color: #fff; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.card:hover { border-color: var(--accent); }
.card h3 { margin: 0; font-size: 1.05rem; }
.card-head { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.35rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.meta { margin-top: 0.75rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.pill {
  font-size: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  color: var(--muted);
}
.pill.featured { border-color: var(--accent-2); color: #bbf7d0; }
.pill.verified { border-color: #38bdf8; color: #bae6fd; background: rgba(56, 189, 248, 0.08); }
.pill.premium { border-color: #f59e0b; color: #fde68a; }
.pill.certified { border-color: #a78bfa; color: #ddd6fe; }
.pill.price { border-color: #f59e0b; color: #fff; font-weight: 600; }
.buy-form { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; align-items: center; }
.buy-form input { flex: 1 1 200px; background: var(--bg); border: 1px solid var(--line); color: var(--text); border-radius: 8px; padding: 0.55rem 0.75rem; }
.notice { background: #1b2740; border: 1px solid var(--line); border-radius: 8px; padding: 0.75rem 1rem; margin: 1rem 0; }

.author-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 2rem;
}
.author-panel h2 { margin-top: 0; font-size: 1.15rem; }
.author-panel .muted { color: var(--muted); font-size: 0.92rem; }
.code-row { margin: 0.75rem 0; }

.detail .card-head { margin-bottom: 0.5rem; }
.detail .muted { color: var(--muted); font-size: 0.9rem; }

.list { display: flex; flex-direction: column; gap: 0.65rem; margin-bottom: 2rem; }
.skill-row {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  cursor: pointer;
}
.skill-row h4 { margin: 0 0 0.25rem; }
.skill-row p { margin: 0; color: var(--muted); font-size: 0.9rem; }

.detail {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 2rem;
}
.detail h2 { margin-top: 0; }
.detail .actions { margin-top: 1rem; display: flex; gap: 0.75rem; flex-wrap: wrap; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  padding: 0.55rem 0.9rem;
  border: none;
  cursor: pointer;
}
.btn.secondary { background: transparent; border: 1px solid var(--line); color: var(--text); }

.hidden { display: none; }
.foot { color: var(--muted); font-size: 0.9rem; padding-bottom: 2rem; }

@media (max-width: 720px) {
  .top-inner { flex-direction: column; }
  .stats { width: 100%; }
}