:root {
  --bg: #0d1117;
  --panel: #161b22;
  --border: #232a35;
  --text: #e6edf3;
  --muted: #9ea7b3;
  --accent: #4cc2ff;
  --accent-2: #7ee0a3;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
  font-family: "Segoe UI", "Inter", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
main.page { max-width: 1200px; padding: 40px 24px 64px; margin: 0 auto; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; border-bottom: 1px solid var(--border); position: sticky; top: 0; backdrop-filter: blur(8px); background: rgba(13,17,23,0.9); }
.brand { display: flex; gap: 10px; align-items: center; }
.brand-mark { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #0d1117; font-weight: 700; display: grid; place-items: center; }
.brand-copy { display: flex; flex-direction: column; gap: 2px; }
.brand-name { font-weight: 700; }
.brand-tagline { color: var(--muted); font-size: 13px; }
.site-nav { display: flex; gap: 12px; }
.nav-link { color: var(--muted); font-weight: 600; padding: 8px 10px; border-radius: 8px; }
.nav-link:hover { background: var(--panel); color: var(--text); text-decoration: none; }
.cta { display: flex; gap: 8px; }

.site-footer { border-top: 1px solid var(--border); padding: 32px 24px 48px; background: #0b0f15; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.site-footer h4 { margin: 0 0 8px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 4px 0; }

.hero { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; align-items: center; margin: 32px 0; }
.hero h1 { font-size: 36px; margin: 8px 0; }
.lede { color: var(--muted); max-width: 60ch; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.06em; font-size: 12px; color: var(--accent); }
.actions { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.panel { background: var(--panel); border: 1px solid var(--border); padding: 18px; border-radius: 16px; box-shadow: var(--shadow); }

.button { background: var(--accent); color: #0d1117; padding: 10px 16px; border-radius: 10px; font-weight: 700; border: none; cursor: pointer; text-decoration: none; display: inline-block; }
.button:hover { filter: brightness(1.05); text-decoration: none; }
.button.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }

.card { background: var(--panel); border: 1px solid var(--border); padding: 18px; border-radius: 16px; margin: 18px 0; box-shadow: var(--shadow); }
.card.small { min-height: 120px; }
.grid.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 14px; }
.grid.three { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }

.checklist { list-style: none; padding: 0; margin: 12px 0 0; }
.checklist li::before { content: "✔"; margin-right: 8px; color: var(--accent-2); }

.page-header { margin: 16px 0; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; align-items: end; }
.filter-row { display: flex; flex-direction: column; gap: 6px; }
select, input[type="text"], input[type="email"], .file-input input[type="file"] { width: 100%; padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: #0f141c; color: var(--text); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.file-input { display: flex; flex-direction: column; gap: 6px; }

.feed-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.feed-card { padding: 14px; border-radius: 12px; border: 1px solid var(--border); background: #0f141c; }
.feed-card h4 { margin: 0 0 6px; }
.feed-card .meta { color: var(--muted); font-size: 13px; }

.data { width: 100%; border-collapse: collapse; }
.data th, .data td { padding: 10px; border-bottom: 1px solid var(--border); text-align: left; }

.player-shell { display: grid; gap: 12px; }
.player { width: 100%; border-radius: 12px; background: #0f141c; border: 1px solid var(--border); min-height: 280px; }
.player-actions { display: flex; gap: 12px; align-items: center; }

.muted { color: var(--muted); }
.small { font-size: 13px; }

@media (max-width: 720px) {
  .site-header { flex-wrap: wrap; gap: 10px; }
  .cta { width: 100%; justify-content: flex-start; }
}