:root {
  --teal: #00b0b9;
  --amber: #f0a613;
  --ink: #1a2b3c;
  --muted: #6b7c8c;
  --bg: #f7fbfc;
  --card: #ffffff;
  --line: #d5e3e8;
  --ok: #1a7f5a;
  --warn: #b86e00;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
}
.wrap { padding: 14px 14px 20px; max-width: 960px; margin: 0 auto; }
.brand {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
  margin-bottom: 8px;
}
.brand h1 {
  margin: 0; font-size: 1.15rem; color: var(--teal); letter-spacing: 0.02em;
}
.brand .sub { color: var(--muted); font-size: 0.85rem; }
.badge {
  display: inline-block;
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 999px;
  background: #e6f7f8;
  color: var(--teal);
  border: 1px solid #b7e4e7;
}
.badge.warn { background: #fff6e8; color: var(--warn); border-color: #f0d3a0; }
.badge.ok { background: #e9f7f1; color: var(--ok); border-color: #b7e5d1; }
.tabs {
  display: flex; gap: 6px; margin: 12px 0 10px; flex-wrap: wrap;
}
.tabs button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.tabs button.active {
  background: var(--teal);
  border-color: var(--teal);
  color: #fff;
}
.panel { display: none; }
.panel.active { display: block; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 1px 0 rgba(0,0,0,.02);
}
.meta {
  font-size: 13px; color: var(--muted); margin: 0 0 10px; line-height: 1.5;
}
.chart-wrap { width: 100%; overflow-x: auto; }
canvas { width: 100% !important; max-height: 280px; }
table {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
th, td {
  padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top;
}
th { color: var(--muted); font-weight: 600; white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.price { color: var(--teal); font-weight: 700; }
.foot {
  margin-top: 12px; font-size: 12px; color: var(--muted); line-height: 1.55;
}
.foot a { color: var(--teal); }
.actions { margin: 8px 0 0; display: flex; gap: 8px; flex-wrap: wrap; }
.actions a, .actions button {
  font-size: 13px;
  padding: 7px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
}
.actions a.primary, .actions button.primary {
  background: var(--amber);
  border-color: var(--amber);
  color: #1a1200;
  font-weight: 600;
}
.empty { padding: 24px; text-align: center; color: var(--muted); }
.chart-card .chart-title {
  margin: 0 0 4px;
  font-size: 1rem;
  color: var(--teal);
}
.chart-card .chart-desc {
  margin: 0 0 10px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.45;
}
.tag-special {
  display: inline-block;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 999px;
  background: #fff6e8;
  color: var(--warn);
  border: 1px solid #f0d3a0;
  cursor: help;
  white-space: nowrap;
}
.tag-room {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  background: #eef2f5;
  color: #3a4a58;
  border: 1px solid #d5e3e8;
  white-space: nowrap;
}
.tag-room-2 {
  background: #e6f7f8;
  color: #007a82;
  border-color: #b7e4e7;
}
.tag-room-3 {
  background: #eef4fa;
  color: #1f4e79;
  border-color: #c5d8ea;
}
tr.row-special td { background: #fffaf3; }
.room-filters {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin: 0 0 12px;
}
.room-label { font-size: 13px; color: var(--muted); }
.room-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
}
.room-btn.active {
  background: var(--teal);
  border-color: var(--teal);
  color: #fff;
}
.room-counts { font-size: 12.5px; color: var(--muted); }
@media (max-width: 640px) {
  th.hide-sm, td.hide-sm { display: none; }
  .brand h1 { font-size: 1.05rem; }
}