:root {
  --bg-primary: #0b132b;
  --bg-card: rgba(28, 37, 65, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-main: #f8f9fa;
  --text-muted: #8d99ae;
  --gold: #f59e0b;
  --green: #10b981;
  --red: #ef4444;
  --blue: #3b82f6;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", sans-serif;
  background: radial-gradient(circle at top right, #1c2541 0%, var(--bg-primary) 70%);
  color: var(--text-main);
  min-height: 100vh;
}

.app-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 18px;
  flex-wrap: wrap;
  gap: 16px;
}

.badge {
  font-size: 12px;
  color: var(--gold);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.25);
  padding: 4px 10px;
  border-radius: 999px;
  display: inline-block;
  margin-bottom: 6px;
}

.title { font-size: 24px; font-weight: 700; }
.subtitle { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

.header-status { display: flex; gap: 10px; }
.pill-green {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--green);
  color: var(--green);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 500;
}
.pill-gold {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 500;
}

.grid-dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.card.full-width {
  grid-column: 1 / -1;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.card-head h3 { font-size: 16px; font-weight: 600; }
.tag { font-size: 11px; padding: 3px 8px; border-radius: 6px; background: rgba(255,255,255,0.08); color: var(--text-muted); }
.tag.warn { background: rgba(239, 68, 68, 0.15); color: var(--red); border: 1px solid rgba(239, 68, 68, 0.3); }
.tag.gold { background: rgba(245, 158, 11, 0.15); color: var(--gold); border: 1px solid rgba(245, 158, 11, 0.3); }

.price-stats {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
}
.stat-box {
  flex: 1;
  background: rgba(0, 0, 0, 0.3);
  padding: 10px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.stat-box .lbl { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }
.stat-box .num { font-size: 14px; font-weight: bold; }
.stat-box .num.red { color: var(--red); }
.stat-box .num.green { color: var(--green); }
.stat-box .num.gold { color: var(--gold); }
.card-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

.risk-list { display: flex; flex-direction: column; gap: 10px; }
.risk-item {
  display: flex;
  gap: 10px;
  font-size: 12px;
  line-height: 1.5;
  background: rgba(0, 0, 0, 0.25);
  padding: 10px;
  border-radius: 8px;
}
.risk-icon { font-size: 14px; flex-shrink: 0; }

/* 计算器 */
.calc-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 768px) { .calc-container { grid-template-columns: 1fr; } }

.calc-inputs { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 13px; color: var(--text-muted); display: flex; justify-content: space-between; }
.val-txt { color: var(--gold); font-weight: bold; }
.form-row input[type=range] { width: 100%; accent-color: var(--gold); cursor: pointer; }

.calc-outputs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  padding: 16px;
  border-radius: 12px;
}
.out-item { display: flex; justify-content: space-between; font-size: 13px; padding-bottom: 6px; border-bottom: 1px dashed rgba(255,255,255,0.06); }
.out-item:last-child { border-bottom: none; }
.out-val { font-weight: bold; }
.out-val.green { color: var(--green); }
.out-val.gold { color: var(--gold); }
.out-val.red { color: var(--red); }
.out-val.blue { color: var(--blue); }

.app-footer {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  flex-wrap: wrap;
  gap: 8px;
}