:root {
  --bg: #0b0f17;
  --panel: #121826;
  --panel2: #182033;
  --line: #222b40;
  --grid: rgba(148, 163, 184, 0.08);
  --text: #e5e9f2;
  --muted: #8a94a8;
  --up: #22c55e;
  --down: #ef4444;
  --accent: #3b82f6;
  --amber: #f59e0b;
  --violet: #a78bfa;
  color-scheme: dark;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body {
  font: 15px/1.45 system-ui, -apple-system, "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}
button { font: inherit; color: inherit; }
[hidden] { display: none !important; }

header#top {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 10px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px; background: rgba(11, 15, 23, 0.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 17px; letter-spacing: 0.5px; }
.conn { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.conn i { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); display: inline-block; }
.conn.live i { background: var(--up); box-shadow: 0 0 6px var(--up); }
.conn.off i { background: var(--down); }
.sol { margin-left: auto; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.iconbtn { background: none; border: 0; font-size: 20px; padding: 4px 8px; cursor: pointer; color: var(--muted); }

.banner { display: flex; align-items: center; gap: 10px; margin: 10px 16px 0; padding: 10px 12px; border-radius: 10px;
  background: #1e293b; border: 1px solid #334155; font-size: 13px; }
.banner span { flex: 1; }

main { max-width: 760px; margin: 0 auto; padding: 8px 16px 32px; }
.summary { font-size: 12px; color: var(--muted); padding: 6px 2px 10px; }
.summary b { color: var(--text); font-weight: 600; }
.empty { color: var(--muted); text-align: center; padding: 48px 12px; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px 8px; margin-bottom: 10px; cursor: pointer; }
.card:active { background: var(--panel2); }
.card.fresh { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber) inset; animation: glow 1.2s ease-in-out 4; }
@keyframes glow { 50% { box-shadow: 0 0 14px rgba(245, 158, 11, 0.5); } }
.r1, .r2 { display: flex; align-items: baseline; gap: 8px; min-width: 0; }
.sym { font-weight: 700; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 40%; }
.name { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; min-width: 0; }
.mult { margin-left: auto; font-weight: 700; font-size: 20px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.up { color: var(--up); }
.down { color: var(--down); }
.meta { color: var(--muted); font-size: 12px; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.peak { font-size: 12px; white-space: nowrap; color: var(--muted); }
.peak b { color: var(--text); }
canvas.spark { width: 100%; height: 40px; display: block; margin-top: 6px; }
.badge { font-size: 11px; padding: 1px 6px; border-radius: 6px; white-space: nowrap; }
.badge.grad { background: rgba(167, 139, 250, 0.15); color: var(--violet); }
.badge.hit { background: rgba(34, 197, 94, 0.15); color: var(--up); }
.badge.live { background: rgba(245, 158, 11, 0.15); color: var(--amber); }

.sheet { position: fixed; inset: 0; z-index: 10; background: var(--bg); overflow-y: auto; padding-bottom: calc(24px + env(safe-area-inset-bottom)); }
.dhead { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 8px; padding: calc(8px + env(safe-area-inset-top)) 12px 8px;
  background: rgba(11, 15, 23, 0.95); border-bottom: 1px solid var(--line); }
.dhead .iconbtn { font-size: 28px; line-height: 1; color: var(--text); }
.dtitle { display: flex; align-items: baseline; gap: 8px; min-width: 0; flex: 1; }
.dtitle b { font-size: 18px; white-space: nowrap; }
.dtitle span { color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dstats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 10px 16px; max-width: 760px; margin: 0 auto; }
.dstats div { background: var(--panel); border-radius: 8px; padding: 6px 8px; }
.dstats small { display: block; color: var(--muted); font-size: 11px; }
.dstats span { font-weight: 600; font-variant-numeric: tabular-nums; }
.chart { height: 52vh; min-height: 280px; max-height: 560px; margin: 0 auto; max-width: 760px; }
.tools { display: flex; align-items: center; gap: 8px; padding: 8px 16px; max-width: 760px; margin: 0 auto; flex-wrap: wrap; }
.seg { display: flex; background: var(--panel); border-radius: 8px; padding: 2px; }
.seg button { background: none; border: 0; padding: 5px 10px; border-radius: 6px; font-size: 13px; color: var(--muted); cursor: pointer; }
.seg button.on { background: var(--panel2); color: var(--text); }
.chip { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 5px 10px; font-size: 13px; color: var(--muted); cursor: pointer; }
.chip.on { color: var(--text); border-color: #3b4a6b; }
.btns { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 6px 16px; max-width: 760px; margin: 0 auto; }
.btns a { display: block; text-align: center; text-decoration: none; color: var(--text); background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 9px 4px; font-size: 13px; }
.btns a.big { grid-column: span 2; background: #1d4ed8; border-color: #1d4ed8; font-weight: 600; padding: 12px 4px; font-size: 15px; }
.mintrow { display: flex; align-items: center; gap: 8px; padding: 8px 16px; max-width: 760px; margin: 0 auto; }
.mintrow code { flex: 1; min-width: 0; font-size: 12px; color: var(--muted); word-break: break-all; }
.facts { list-style: none; margin: 4px auto; padding: 0 16px; max-width: 760px; }
.facts li { font-size: 13px; color: #c3cad8; padding: 5px 0; border-bottom: 1px solid var(--line); }
.note { font-size: 11px; color: var(--muted); padding: 8px 16px; max-width: 760px; margin: 0 auto; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; margin: 12px 16px; max-width: 728px; }
.panel h3 { margin: 0 0 6px; font-size: 15px; }
.panel p { margin: 0 0 10px; color: var(--muted); font-size: 13px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.btn { background: var(--panel2); border: 1px solid var(--line); border-radius: 10px; padding: 9px 14px; cursor: pointer; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.danger { color: var(--down); }
.btn.small { padding: 6px 10px; font-size: 13px; white-space: nowrap; }
.check { display: flex; gap: 8px; align-items: center; font-size: 14px; }

.login { max-width: 420px; margin: 18vh auto 0; padding: 0 24px; text-align: center; }
.login p { color: var(--muted); }
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 20;
  background: #1f2937; border: 1px solid #374151; padding: 10px 16px; border-radius: 10px; font-size: 14px; max-width: calc(100% - 32px); }

@media (min-width: 640px) {
  .dstats { grid-template-columns: repeat(6, 1fr); }
  .btns { grid-template-columns: repeat(6, 1fr); }
  .btns a.big { grid-column: span 1; }
}