:root {
  --bg: #0d1117; --card: #161b22; --line: #21262d; --txt: #e6edf3;
  --dim: #8b949e; --accent: #58a6ff;
  --up: #f23645; --down: #089981; /* 红涨绿跌 */
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--txt); font: 14px/1.6 system-ui, "Microsoft YaHei", sans-serif; }
a { color: var(--accent); text-decoration: none; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 24px 16px 64px; }

header.top { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 20px; }
header.top h1 { font-size: 20px; letter-spacing: 1px; }
header.top h1 small { color: var(--dim); font-size: 12px; font-weight: normal; margin-left: 8px; }
nav a { margin-left: 16px; color: var(--dim); }
nav a.on, nav a:hover { color: var(--txt); }

.grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 860px) { .grid { grid-template-columns: 3fr 2fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.card h2 { font-size: 14px; color: var(--dim); font-weight: 600; margin-bottom: 12px; display: flex; justify-content: space-between; }
.card h2 .note { font-weight: normal; font-size: 12px; }

.up { color: var(--up); } .down { color: var(--down); } .dim { color: var(--dim); }

table.mkt { width: 100%; border-collapse: collapse; }
table.mkt th { text-align: right; color: var(--dim); font-weight: normal; font-size: 12px; padding: 4px 6px; border-bottom: 1px solid var(--line); }
table.mkt th:first-child, table.mkt td:first-child { text-align: left; }
table.mkt td { padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: right; font-variant-numeric: tabular-nums; }
table.mkt tr:last-child td { border-bottom: none; }
td.sym { font-weight: 600; }

.chain-row { display: flex; align-items: center; gap: 10px; padding: 5px 0; font-variant-numeric: tabular-nums; }
.chain-row .rank { width: 20px; color: var(--dim); }
.chain-row .cname { width: 96px; flex-shrink: 0; }
.chain-row .bar { flex: 1; height: 8px; background: #21262d; border-radius: 4px; overflow: hidden; }
.chain-row .bar i { display: block; height: 100%; background: var(--accent); border-radius: 4px; }
.chain-row .tvl { width: 96px; text-align: right; }

.stable-total { font-size: 26px; font-weight: 700; margin-bottom: 10px; }
.stable-row { display: flex; justify-content: space-between; gap: 10px; padding: 4px 0; border-bottom: 1px dashed var(--line); }
.stable-row:last-child { border-bottom: none; }

#kline { width: 100%; height: 220px; display: block; }
.kline-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
#kline-title { font-size: 15px; }
.btn-group button { background: #21262d; color: var(--dim); border: 1px solid var(--line); border-radius: 6px; padding: 3px 10px; margin-left: 6px; cursor: pointer; font-size: 12px; }
.btn-group button.on { color: #fff; border-color: var(--accent); background: #1f6feb33; }
.btn-group button:hover { color: var(--txt); }

/* 门户 */
.hero { padding: 48px 0 32px; }
.hero h2 { font-size: 28px; margin-bottom: 8px; }
.hero p { color: var(--dim); max-width: 560px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 32px; }
.pcard { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 20px; color: var(--txt); transition: border-color .15s; }
.pcard:hover { border-color: var(--accent); }
.pcard h3 { font-size: 16px; margin-bottom: 6px; }
.pcard p { color: var(--dim); font-size: 13px; }
.pcard .tag { display: inline-block; font-size: 11px; color: var(--accent); border: 1px solid var(--accent); border-radius: 4px; padding: 0 6px; margin-top: 12px; }
.pcard .tag.soon { color: var(--dim); border-color: var(--dim); }
footer { margin-top: 48px; color: var(--dim); font-size: 12px; border-top: 1px solid var(--line); padding-top: 16px; }