:root {
  --bg: #0d1117;
  --panel: #161b22;
  --border: #21262d;
  --text: #c9d1d9;
  --muted: #8b949e;
  --up: #26a69a;
  --down: #ef5350;
  --accent: #58a6ff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

/* Top bar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 600; font-size: 16px; }
.brand .sub { color: var(--muted); font-weight: 400; font-size: 13px; }
.tools { display: flex; gap: 8px; align-items: center; }
.pill {
  display: inline-block; padding: 4px 10px; border-radius: 12px;
  background: #21262d; color: var(--text); font-size: 12px;
  border: 1px solid var(--border);
}
select.pill { cursor: pointer; }

/* Snapshot */
.snap {
  display: grid; grid-template-columns: minmax(180px, 260px) 1fr; gap: 12px;
  padding: 16px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.snap-price {
  display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
  padding: 8px 16px; border-right: 1px solid var(--border);
}
.p-val { font-size: 34px; font-weight: 700; letter-spacing: -1px; }
.p-chg { font-size: 15px; margin-top: 4px; }
.p-chg.up { color: var(--up); }
.p-chg.down { color: var(--down); }

.snap-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px;
}
.stat {
  background: #0d1117; border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px;
}
.stat label { display: block; color: var(--muted); font-size: 11px; margin-bottom: 2px; }
.stat b { font-size: 14px; font-weight: 600; }
.stat b.up { color: var(--up); }
.stat b.down { color: var(--down); }
.stat b.warn { color: #f7b955; }

/* Verdict */
.verdict {
  padding: 12px 16px; background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.verdict h3 { margin: 0 0 8px 0; font-size: 14px; color: var(--muted); font-weight: 500; }
#verdict {
  background: #0d1117; border: 1px solid var(--border); border-radius: 6px;
  padding: 12px 14px; line-height: 1.7;
}
#verdict .tag { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 12px; margin-right: 6px; }
#verdict .tag.bull { background: rgba(38,166,154,.15); color: var(--up); }
#verdict .tag.bear { background: rgba(239,83,80,.15); color: var(--down); }
#verdict .tag.warn { background: rgba(247,185,85,.15); color: #f7b955; }
#verdict .tag.neu  { background: rgba(139,148,158,.15); color: var(--muted); }

/* Tabs */
.tabs { display: flex; gap: 4px; padding: 8px 16px; background: var(--panel); border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab {
  padding: 6px 14px; background: transparent; border: 1px solid var(--border);
  color: var(--muted); border-radius: 6px; cursor: pointer; font-size: 13px;
  transition: all .15s;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--accent); color: #0d1117; border-color: var(--accent); font-weight: 600; }

/* Chart */
.chart-wrap {
  padding: 12px 16px 8px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
#chart { width: 100%; height: 520px; }

/* Foot */
.foot { text-align: center; padding: 10px; color: var(--muted); font-size: 12px; }

/* Mobile */
@media (max-width: 720px) {
  .snap { grid-template-columns: 1fr; }
  .snap-price { border-right: none; border-bottom: 1px solid var(--border); padding-bottom: 12px; }
  .p-val { font-size: 28px; }
  .snap-grid { grid-template-columns: repeat(2, 1fr); }
  #chart { height: 360px; }
  .brand { font-size: 14px; }
  .brand .sub { display: none; }
}