:root {
  --bg: #0b0f14;
  --panel: #121820;
  --panel2: #182030;
  --border: #243044;
  --text: #e6edf7;
  --muted: #8b9bb4;
  --green: #3dd68c;
  --red: #f07178;
  --amber: #e6c07b;
  --blue: #61afef;
  --accent: #4cc9f0;
  --purple: #c678dd;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "SF Pro Text", "PingFang HK", "Noto Sans TC", -apple-system, sans-serif;
  min-height: 100%;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #101622, #0b0f14);
  position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { font-size: 1.05rem; margin: 0; font-weight: 600; letter-spacing: 0.02em; }
.dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--muted);
  box-shadow: none;
}
.dot.on {
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: pulse 2s infinite;
}
.dot.off { background: var(--red); opacity: 0.85; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}
.badge {
  font-size: 0.7rem; padding: 2px 8px; border-radius: 999px;
  background: #1a3a2a; color: var(--green); border: 1px solid #2a5a40;
}
.top-meta { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 0.85rem; flex-wrap: wrap; }
#btn-refresh, #modal-close, .btn-primary, .btn-ghost {
  background: var(--panel2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  padding: 6px 12px; cursor: pointer; font-size: 0.85rem;
}
#btn-refresh:hover, #modal-close:hover, .btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-primary {
  background: #16324a; border-color: #2a6a8a; color: var(--accent); font-weight: 600;
}
.btn-primary:hover { background: #1c4060; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.banner {
  margin: 12px 20px 0;
  padding: 10px 14px;
  border-radius: 8px;
  background: #2a2210;
  border: 1px solid #5a4820;
  color: var(--amber);
  font-size: 0.9rem;
}
.banner.error { background: #2a1518; border-color: #5a2830; color: var(--red); }
.banner.ok { background: #152a20; border-color: #2a5a40; color: var(--green); }
.banner.hidden { display: none; }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 16px 20px 28px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  min-height: 120px;
}
.card.span-2 { grid-column: span 2; }
.card h2 {
  margin: 0 0 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.hint { font-weight: 400; color: var(--muted); font-size: 0.75rem; }

.kv { display: grid; grid-template-columns: 140px 1fr; gap: 6px 10px; margin: 0; }
.kv dt { color: var(--muted); font-size: 0.8rem; }
.kv dd { margin: 0; font-size: 0.92rem; font-variant-numeric: tabular-nums; }
.ok { color: var(--green); }
.warn { color: var(--amber); }
.bad { color: var(--red); }

.notes {
  margin: 0; line-height: 1.65; font-size: 0.92rem; color: var(--text);
}

.pnl-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}
.pnl-box {
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}
.pnl-box .label { font-size: 0.75rem; color: var(--muted); margin-bottom: 4px; }
.pnl-box .value { font-size: 1.1rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.chart-box {
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
}
.chart-title { font-size: 0.75rem; color: var(--muted); margin-bottom: 6px; }
canvas { width: 100%; height: auto; display: block; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td {
  text-align: left; padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
}
th { color: var(--muted); font-weight: 500; font-size: 0.75rem; }
tbody tr:hover { background: rgba(255,255,255,0.03); }
tbody tr.clickable { cursor: pointer; }
tbody tr.clickable:hover { background: rgba(76, 201, 240, 0.08); }
tbody tr.selected { background: rgba(76, 201, 240, 0.12); }
.muted { color: var(--muted); font-size: 0.85rem; margin: 8px 0 0; }
.hidden { display: none !important; }

.foot {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 8px 20px 20px;
  color: var(--muted); font-size: 0.75rem;
}

/* Modal */
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.modal.hidden { display: none; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.65);
}
.modal-panel {
  position: relative;
  width: min(820px, 100%);
  max-height: 92vh;
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.modal-head h3 { margin: 0; font-size: 1.05rem; }
.legend {
  display: flex; gap: 14px; flex-wrap: wrap;
  font-size: 0.75rem; color: var(--muted); margin: 8px 0 10px;
}
.lg::before {
  content: ""; display: inline-block; width: 14px; height: 3px;
  margin-right: 6px; vertical-align: middle; border-radius: 2px;
}
.lg.entry::before { background: var(--amber); }
.lg.sl::before { background: var(--red); }
.lg.tp::before { background: var(--green); }
.lg.px::before { background: var(--accent); }
.modal-kv { margin-top: 12px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 14px 0 8px;
  padding: 12px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.form-grid label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 0.78rem; color: var(--muted);
}
.form-grid input, .form-grid textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 7px 9px;
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}
.form-grid .full { grid-column: span 2; }
.form-actions {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  margin-top: 8px;
}
.form-msg { font-size: 0.85rem; color: var(--amber); }
.form-msg.ok { color: var(--green); }
.form-msg.bad { color: var(--red); }

.risk-checklist {
  margin: 10px 0 0;
  padding: 10px 12px;
  background: var(--panel2);
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 0.82rem;
}
.risk-checklist li { margin: 4px 0; color: var(--muted); }
.risk-checklist li strong { color: var(--text); font-weight: 500; }

@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  .card.span-2 { grid-column: span 1; }
  .chart-row { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full { grid-column: span 1; }
}