:root {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --ink: #1a2233;
  --muted: #64748b;
  --line: #e4e9f2;
  --brand: #2563eb;
  --brand-ink: #ffffff;
  --p: #0e9f6e;   /* priority green */
  --p-bg: #ecfdf5;
  --p-line: #b7f0d8;
  --c: #d97706;   /* caution amber */
  --c-bg: #fffbeb;
  --c-line: #fde6a8;
  --u: #dc2626;   /* unsuitable red */
  --u-bg: #fef2f2;
  --u-line: #f6c9c9;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16,24,40,.05), 0 4px 16px rgba(16,24,40,.06);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1220; --panel: #161c2c; --ink: #e7ecf6; --muted: #93a1b8;
    --line: #26314a; --brand: #3b82f6; --brand-ink: #041224;
    --p: #34d399; --p-bg: #0c2b22; --p-line: #14563f;
    --c: #fbbf24; --c-bg: #2b230d; --c-line: #5c4a12;
    --u: #f87171; --u-bg: #31140f; --u-line: #64231c;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 20px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--ink);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 18px; }

/* header */
.topbar { background: linear-gradient(135deg,#0f2a6b,#2563eb 60%,#3b82f6); color:#fff;
  padding: 22px 0; box-shadow: var(--shadow); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark { font-size: 34px; }
.brand h1 { margin: 0; font-size: 22px; letter-spacing: .5px; }
.brand .sub { margin: 2px 0 0; font-size: 13px; opacity: .86; }
.topbar-right { font-size: 13px; opacity: .92; white-space: nowrap; }

/* date nav */
.dates { display: flex; gap: 8px; overflow-x: auto; padding: 16px 2px 6px; scrollbar-width: thin; }
.date-pill { flex: 0 0 auto; border: 1px solid var(--line); background: var(--panel);
  color: var(--ink); border-radius: 999px; padding: 7px 14px; font-size: 13px; cursor: pointer;
  display: flex; align-items: center; gap: 7px; white-space: nowrap; }
.date-pill:hover { border-color: var(--brand); }
.date-pill.active { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); font-weight: 600; }
.date-pill .cnt { font-size: 11px; opacity: .8; }
.date-pill .pc { background: var(--p); color: #04120c; border-radius: 999px; padding: 0 7px; font-size: 11px; font-weight: 700; }

/* stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 14px 0 6px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow); }
.stat .k { font-size: 12px; color: var(--muted); }
.stat .v { font-size: 26px; font-weight: 700; margin-top: 2px; }
.stat.prio .v { color: var(--p); } .stat.caution .v { color: var(--c); }
.stat.unfit .v { color: var(--u); }
.stat .d { font-size: 11px; color: var(--muted); margin-top: 2px; }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* filters */
.filters { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; margin: 12px 0; box-shadow: var(--shadow); }
.filter-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 4px 0; }
.filter-label { font-size: 13px; color: var(--muted); flex: 0 0 auto; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  border-radius: 999px; padding: 5px 13px; font-size: 13px; cursor: pointer; }
.chip.on { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); font-weight: 600; }
.searchbox, .select { border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  border-radius: 9px; padding: 8px 12px; font-size: 14px; min-width: 220px; }
.searchbox:focus, .select:focus { outline: none; border-color: var(--brand); }
.legend { display: flex; gap: 16px; margin-top: 10px; font-size: 12.5px; color: var(--muted); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; }
.dot-p { background: var(--p); } .dot-c { background: var(--c); } .dot-u { background: var(--u); }

/* sections */
.section { margin: 18px 0; border-radius: var(--radius); border: 1px solid var(--line);
  background: var(--panel); box-shadow: var(--shadow); overflow: hidden; }
.section-head { display: flex; align-items: center; gap: 12px; padding: 15px 18px;
  cursor: pointer; user-select: none; }
.section-head:hover { background: var(--bg); }
.section-head .ico { font-size: 20px; }
.section-head .ttl { font-size: 16px; font-weight: 700; }
.section-head .n { color: var(--muted); font-size: 13px; }
.section-head .caret { margin-left: auto; color: var(--muted); transition: transform .2s; }
.section-head.open .caret { transform: rotate(180deg); }
.section-prio { border-color: var(--p-line); }
.section-prio .section-head { background: var(--p-bg); }
.section-caution { border-color: var(--c-line); }
.section-caution .section-head { background: var(--c-bg); }
.section-unfit { border-color: var(--u-line); }
.section-unfit .section-head { background: var(--u-bg); }
.section-body { display: none; padding: 4px 18px 16px; }
.section-body.open { display: block; }

/* cards */
.card { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin: 12px 0; background: var(--panel); }
.card:hover { border-color: var(--brand); }
.card-top { display: flex; align-items: flex-start; gap: 12px; }
.score { flex: 0 0 auto; text-align: center; min-width: 52px; }
.score .num { font-size: 20px; font-weight: 800; font-family: var(--mono); }
.score .lbl { font-size: 10px; color: var(--muted); }
.card-main { flex: 1; min-width: 0; }
.card-title { font-size: 15.5px; font-weight: 650; line-height: 1.45; word-break: break-word; }
.card-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 8px; font-size: 13px; color: var(--muted); }
.meta-item { display: inline-flex; align-items: center; gap: 5px; }
.badge { display: inline-block; border-radius: 6px; padding: 1px 8px; font-size: 12px; font-weight: 600; }
.badge-un { background: #e0eaff; color: #1d4ed8; }
.badge-ngo { background: #ede9fe; color: #6d28d9; }
.badge-gov { background: #fff7e0; color: #b45309; }
.badge-dead { background: var(--p-bg); color: var(--p); }
.badge-tight { background: var(--c-bg); color: var(--c); }
.badge-over { background: var(--u-bg); color: var(--u); }
.tag { display: inline-block; background: var(--bg); border: 1px solid var(--line);
  border-radius: 999px; padding: 1px 9px; font-size: 11.5px; color: var(--muted); margin: 0 4px 4px 0; }
.reasons { margin-top: 10px; border-top: 1px dashed var(--line); padding-top: 9px; }
.reason { display: flex; gap: 7px; font-size: 13px; margin: 3px 0; color: var(--ink); }
.reason .sign { flex: 0 0 auto; font-weight: 700; }
.reason.pos .sign { color: var(--p); } .reason.neg .sign { color: var(--u); }
.reason.info .sign { color: var(--muted); }
.card-foot { display: flex; gap: 12px; margin-top: 10px; font-size: 13px; flex-wrap: wrap; }
.link { font-weight: 600; }
.empty { padding: 40px 20px; text-align: center; color: var(--muted); }

/* footer / toast */
.foot { color: var(--muted); font-size: 12.5px; text-align: center; padding: 26px 0 40px; }
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 10px; font-size: 14px; z-index: 99; }
.spin { color: var(--muted); padding: 30px; text-align: center; }