:root {
  --bg: #0b0e14;
  --card: #131722;
  --border: #1e2533;
  --text: #e6eaf2;
  --dim: #8b93a7;
  --up: #f0483e;      /* 红=放量/涨 */
  --down: #1fb86c;    /* 绿=缩量/跌 */
  --accent: #3b82f6;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif; }
body { padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }

#app { max-width: 640px; margin: 0 auto; padding: 12px 14px 30px; }

/* ---------- header ---------- */
header { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.hd-top { display: flex; justify-content: space-between; align-items: center; }
.hd-top h1 { font-size: 19px; font-weight: 700; letter-spacing: 0.5px; }
.badge { font-size: 11px; padding: 3px 9px; border-radius: 20px; background: var(--card); color: var(--dim); border: 1px solid var(--border); }
.badge.live { color: var(--down); border-color: rgba(31,184,108,.4); }
.badge.warn { color: #f5a524; border-color: rgba(245,165,36,.4); }
.hd-sub { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--dim); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--down); display: inline-block; }
.dot.off { background: var(--dim); }
.caliber { margin-left: auto; font-size: 11px; padding: 2px 8px; border-radius: 4px; background: rgba(59,130,246,.12); color: var(--accent); }

/* ---------- hero ---------- */
.hero { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 18px 18px 14px; margin-bottom: 12px; }
.hero-label { font-size: 13px; color: var(--dim); margin-bottom: 4px; }
.hero-num { font-size: 44px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -1px; line-height: 1.15; }
.hero-num .unit { font-size: 17px; font-weight: 600; color: var(--dim); margin-left: 6px; }
.hero-delta { margin-top: 10px; display: flex; align-items: center; gap: 8px; }
.d-label { font-size: 13px; color: var(--dim); }
.d-val { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; }
.d-arrow { font-size: 16px; }
.up { color: var(--up); }
.down { color: var(--down); }
.hero-compare { margin-top: 6px; font-size: 12px; color: var(--dim); }
.hero-compare b { color: var(--text); font-weight: 600; }

/* ---------- momentum ---------- */
.momentum { display: flex; align-items: center; gap: 8px; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 12px 14px; margin-bottom: 12px; overflow-x: auto; }
.mom-item { flex: 1; min-width: 72px; text-align: center; }
.mom-label { font-size: 11px; color: var(--dim); margin-bottom: 3px; }
.mom-val { font-size: 16px; font-weight: 700; font-variant-numeric: tabular-nums; }
.mom-trend { flex: 1.3; text-align: right; font-size: 13px; font-weight: 600; color: var(--accent); white-space: nowrap; }

/* ---------- charts ---------- */
.chart-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 12px 8px 4px; margin-bottom: 12px; }
.chart-title { font-size: 13px; color: var(--text); font-weight: 600; padding: 0 8px 4px; }
.unit2 { font-size: 11px; color: var(--dim); font-weight: 400; }
.chart { width: 100%; height: 220px; position: relative; }
.chart-err { color: #f5a524; font-size: 12px; text-align: center; padding: 20px 10px; }
.lwc-legend {
  position: absolute; top: 4px; left: 8px; z-index: 5;
  font-size: 11px; color: var(--dim); pointer-events: none;
  background: rgba(11,14,20,.55); padding: 2px 6px; border-radius: 4px;
  white-space: nowrap; max-width: 96%; overflow: hidden;
}

/* ---------- markets ---------- */
.markets { display: flex; gap: 8px; margin-bottom: 12px; }
.mk { flex: 1; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 12px 10px; text-align: center; }
.mk-name { font-size: 12px; color: var(--dim); margin-bottom: 5px; }
.mk-cur { font-size: 17px; font-weight: 700; font-variant-numeric: tabular-nums; }
.mk-delta { font-size: 12px; margin-top: 4px; font-variant-numeric: tabular-nums; }

/* ---------- projection ---------- */
.proj { display: flex; gap: 8px; margin-bottom: 14px; }
.proj-item { flex: 1; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 12px; text-align: center; }
.proj-label { font-size: 11px; color: var(--dim); margin-bottom: 5px; }
.proj-val { font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; }
.proj-val .unit { font-size: 12px; color: var(--dim); }

/* ---------- footer ---------- */
footer { text-align: center; color: var(--dim); font-size: 11px; line-height: 1.7; padding-top: 4px; }
#stale-line { font-size: 12px; margin-bottom: 4px; }
#stale-line.warn { color: #f5a524; }
.foot-note { opacity: .75; }