:root {
  --bg: #0f1115;
  --panel: #171a21;
  --border: #262b36;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --up: #34d399;
  --down: #f87171;
  --new: #60a5fa;
  --accent: #fbbf24;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "PingFang HK", "Microsoft JhengHei", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1.2rem 1.5rem 0.6rem;
}

h1 { font-size: 1.3rem; margin: 0; }
.muted { color: var(--muted); font-size: 0.85rem; }

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0 1.5rem 0.8rem;
  border-bottom: 1px solid var(--border);
}

.tab {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  cursor: pointer;
  font-size: 0.85rem;
}
.tab.active { color: var(--text); border-color: var(--accent); }

main { padding: 1rem 1.5rem 3rem; overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
th, td {
  text-align: left;
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
th { color: var(--muted); font-weight: 500; font-size: 0.78rem; }
td.rank { color: var(--muted); width: 2.5rem; font-variant-numeric: tabular-nums; }
td.title a { color: var(--text); text-decoration: none; }
td.title a:hover { text-decoration: underline; }
td.title .sub { display: block; color: var(--muted); font-size: 0.75rem; }
td.score { color: var(--muted); font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }

.badge {
  display: inline-block;
  min-width: 2.4rem;
  text-align: center;
  padding: 0.1rem 0.4rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}
.badge.new { background: rgba(96,165,250,0.15); color: var(--new); }
.badge.up { background: rgba(52,211,153,0.15); color: var(--up); }
.badge.down { background: rgba(248,113,113,0.15); color: var(--down); }
.badge.same { color: var(--muted); }

.spark { width: 90px; height: 28px; }

.dropped { margin-top: 1.5rem; }
.dropped summary { cursor: pointer; color: var(--muted); }
.dropped li { color: var(--muted); font-size: 0.85rem; }

footer { padding: 1rem 1.5rem 2rem; border-top: 1px solid var(--border); }

@media (max-width: 560px) {
  header, .tabs, main, footer { padding-left: 0.9rem; padding-right: 0.9rem; }
  th, td { padding: 0.5rem 0.4rem; }
  .col-spark { display: none; } /* drop the trend column on narrow phones */
  td.title .sub { font-size: 0.7rem; }
}