:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --ink: #1a2330;
  --ink-2: #5b6b7c;
  --line: #dde4ec;
  --accent: #0f6ab4;
  --accent-soft: #e8f2fb;
  --good: #1e8e4e;
  --good-bg: #e7f6ec;
  --warn: #b07a00;
  --warn-bg: #fdf3d9;
  --risk: #c23b3b;
  --risk-bg: #fdeaea;
  --radius: 10px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "Microsoft JhengHei", "PingFang TC", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
}

/* bilingual label */
.bi { display: inline-flex; flex-direction: column; line-height: 1.25; }
.bi .zh { font-weight: 600; }
.bi .en { font-size: 11px; color: var(--ink-2); font-weight: 400; }
.bi.inline { flex-direction: row; gap: 6px; align-items: baseline; }
.bi.inline .en { font-size: 12px; }

/* layout */
header.topbar {
  background: #12324e;
  color: #fff;
  padding: 10px 22px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
header.topbar h1 { font-size: 17px; margin: 0; font-weight: 600; }
header.topbar h1 .en { font-size: 11px; color: #a9c2d8; display: block; font-weight: 400; }
nav.mainnav { display: flex; gap: 4px; flex-wrap: wrap; }
nav.mainnav a {
  color: #cfe0ef;
  text-decoration: none;
  padding: 7px 13px;
  border-radius: 8px;
  text-align: center;
}
nav.mainnav a .en { display: block; font-size: 10px; opacity: .75; }
nav.mainnav a.active, nav.mainnav a:hover { background: #1d4a70; color: #fff; }

main { max-width: 1280px; margin: 22px auto; padding: 0 22px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 18px;
}
.card h2 { margin: 0 0 14px; font-size: 16px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; }
.grid2 { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; align-items: start; }
@media (max-width: 980px) { .grid2 { grid-template-columns: 1fr; } }

/* forms */
label.field { display: flex; flex-direction: column; gap: 4px; min-width: 150px; }
input, select, textarea, button {
  font: inherit;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
textarea { width: 100%; }
button { cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.primary:hover { background: #0c5896; }
button.ghost { background: transparent; }
button:disabled { opacity: .5; cursor: not-allowed; }

/* tables */
table.data { width: 100%; border-collapse: collapse; }
table.data th, table.data td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
table.data th { background: #f0f4f8; position: sticky; top: 0; }
table.data tr.clickable { cursor: pointer; }
table.data tr.clickable:hover { background: var(--accent-soft); }
.table-wrap { overflow-x: auto; }

/* chips / badges */
.chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 12px;
  margin: 1px 3px 1px 0;
  border: 1px solid transparent;
  white-space: nowrap;
}
.chip.fit { background: var(--good-bg); color: var(--good); }
.chip.caution { background: var(--warn-bg); color: var(--warn); }
.chip.risk { background: var(--risk-bg); color: var(--risk); }
.chip.info { background: var(--accent-soft); color: var(--accent); }
.chip.neutral { background: #eef1f5; color: var(--ink-2); }

.score {
  display: inline-block;
  min-width: 44px;
  text-align: center;
  padding: 4px 8px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
}
.score.good { background: var(--good-bg); color: var(--good); }
.score.mid { background: var(--warn-bg); color: var(--warn); }
.score.low { background: var(--risk-bg); color: var(--risk); }

/* deviation bar */
.devbar {
  position: relative;
  height: 14px;
  background: linear-gradient(90deg, var(--risk-bg), var(--good-bg) 33%, var(--good-bg) 67%, var(--risk-bg));
  border-radius: 7px;
  width: 220px;
  border: 1px solid var(--line);
}
.devbar .dot {
  position: absolute;
  top: 1px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink);
  transform: translateX(-50%);
}
.devbar .mid { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: rgba(0,0,0,.25); }

/* misc */
.muted { color: var(--ink-2); }
.small { font-size: 12px; }
.mt { margin-top: 12px; }
.hidden { display: none !important; }
.kpi { display: flex; gap: 20px; flex-wrap: wrap; }
.kpi .box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 22px;
  min-width: 160px;
}
.kpi .num { font-size: 30px; font-weight: 700; color: var(--accent); }
.navcards { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.navcards a {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  text-decoration: none;
  color: var(--ink);
}
.navcards a:hover { border-color: var(--accent); box-shadow: 0 2px 8px rgba(15,106,180,.12); }
.navcards .icon { font-size: 26px; margin-bottom: 8px; }

/* smart analysis */
.panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 10px;
}
.member {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  background: var(--card);
}
.member .head { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.exp-list { margin-top: 7px; }
.exp {
  display: flex;
  gap: 7px;
  align-items: flex-start;
  padding: 2px 0;
  font-size: 13px;
  line-height: 1.4;
}
.exp .dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 5px; flex: none; background: var(--ink-2); }
.exp.fit .dot { background: var(--good); }
.exp.info .dot { background: var(--accent); }
.exp.caution .dot { background: var(--warn); }
.exp.risk .dot { background: var(--risk); }
.guidebox {
  background: var(--warn-bg);
  border: 1px solid var(--warn);
  border-radius: 10px;
  padding: 10px 14px;
}
.guidebox ul { margin: 6px 0 0; padding-left: 4px; list-style: none; }
.guidebox li { margin-bottom: 5px; }
.analysis-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.analysis-cols h4 { margin: 0 0 8px; }
.pairing {
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: 10px;
  padding: 9px 12px;
  margin-bottom: 8px;
  font-size: 13.5px;
}

.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(680px, 95vw);
  background: var(--card);
  border-left: 1px solid var(--line);
  box-shadow: -6px 0 24px rgba(0,0,0,.12);
  padding: 20px;
  overflow-y: auto;
  z-index: 50;
}
.drawer h3 { margin-top: 0; }
.overlay { position: fixed; inset: 0; background: rgba(10,20,30,.35); z-index: 40; }

.toast {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  background: #12324e;
  color: #fff;
  padding: 10px 20px;
  border-radius: 8px;
  z-index: 99;
  opacity: 0;
  transition: opacity .3s;
}
.toast.show { opacity: 1; }

.issue-cell { background: var(--risk-bg) !important; }
.warn-cell { background: var(--warn-bg) !important; }

.steps { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.steps .step {
  padding: 6px 14px;
  border-radius: 20px;
  background: #eef1f5;
  color: var(--ink-2);
  font-weight: 600;
}
.steps .step.active { background: var(--accent); color: #fff; }
.steps .step.done { background: var(--good-bg); color: var(--good); }

@media print {
  header.topbar, .no-print, nav.mainnav { display: none !important; }
  body { background: #fff; }
  .card { border: none; padding: 6px 0; }
  main { max-width: none; margin: 0; }
  .drawer { position: static; width: auto; box-shadow: none; border: none; }
}