:root {
  --ink: #1b1f24;
  --muted: #6b7480;
  --line: #e2e6ea;
  --bg: #ffffff;
  --panel: #f7f9fa;
  --accent: #1f5fa8;
  --good: #1a7f4b;
  --warn: #9a6400;
  --bad: #9b2c2c;
  --campus: #6b3fa0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial,
        "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); }
.wrap { max-width: 1060px; margin: 0 auto; padding: 0 16px; }

/* ---------- nav ---------- */
.site-nav { border-bottom: 1px solid var(--line); background: var(--bg); }
.nav-inner {
  max-width: 1060px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}
.brand { font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.nav-links { display: flex; gap: 14px; }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: .9rem; }
.inline-form { display: inline; }
.linklike { background: none; border: 0; color: var(--accent); cursor: pointer; font-size: .9rem; padding: 0; }
.lang-switch button {
  border: 1px solid var(--line); background: var(--bg); cursor: pointer;
  padding: 2px 8px; font-size: .8rem; border-radius: 4px;
}
.lang-switch button.on { background: var(--ink); color: #fff; border-color: var(--ink); }

main { padding: 22px 0 48px; min-height: 60vh; }
.site-footer {
  border-top: 1px solid var(--line); padding: 16px 0;
  color: var(--muted); font-size: .85rem; background: var(--panel);
}
.flash { background: #fff8e1; border: 1px solid #f0e0a0; padding: 8px 12px; border-radius: 6px; margin-bottom: 14px; }

h1 { font-size: 1.5rem; margin: 0 0 6px; }
h2 { font-size: 1.1rem; margin: 26px 0 10px; padding-bottom: 6px; border-bottom: 1px solid var(--line); }
h3 { font-size: .95rem; margin: 0 0 4px; }

/* ---------- filters ---------- */
.filters {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 14px; margin-bottom: 18px;
}
.filter-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 3px; }
.field label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.field input[type=text], .field input[type=number], .field select {
  border: 1px solid var(--line); border-radius: 5px; padding: 6px 8px; font-size: .9rem; background: #fff;
  min-width: 150px;
}
.field input[type=text].wide { min-width: 260px; }
button.primary {
  background: var(--accent); color: #fff; border: 0; border-radius: 5px;
  padding: 7px 16px; font-size: .9rem; cursor: pointer;
}
.result-bar {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  margin-bottom: 12px; font-size: .9rem;
}
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font-size: .78rem; border: 1px solid var(--line); border-radius: 999px;
  padding: 2px 10px; background: #fff; color: var(--muted);
}
.chip:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ---------- job cards ---------- */
.job-card { border: 1px solid var(--line); border-radius: 8px; padding: 14px; margin-bottom: 10px; }
.job-card:hover { border-color: #c8d2dc; }
.job-card h3 a { color: var(--ink); }
.job-meta { color: var(--muted); font-size: .86rem; margin: 2px 0 8px; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  font-size: .74rem; border-radius: 4px; padding: 2px 8px;
  border: 1px solid var(--line); background: var(--panel); color: var(--muted);
}
.badge.good { color: var(--good); border-color: #bfe3cd; background: #f1faf4; }
.badge.warn { color: var(--warn); border-color: #ecdca8; background: #fdf8ec; }
.badge.bad  { color: var(--bad);  border-color: #ecc4c4; background: #fdf2f2; }
.badge.campus { color: var(--campus); border-color: #d9cbee; background: #f7f3fd; }

.pagination { display: flex; gap: 12px; align-items: center; margin-top: 18px; font-size: .9rem; }

/* ---------- detail ---------- */
.detail-head { border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 4px; }
.legal-banner {
  border-left: 4px solid var(--accent); background: var(--panel);
  padding: 10px 14px; border-radius: 0 6px 6px 0; margin: 14px 0;
}
.legal-banner.campus { border-left-color: var(--campus); }
.legal-banner.good { border-left-color: var(--good); }
.legal-banner.bad { border-left-color: var(--bad); }
.legal-banner.unknown { border-left-color: #c3ccd5; }

.facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px 22px; }
.fact { padding: 7px 0; border-bottom: 1px dotted var(--line); }
.fact-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.fact-value { font-size: .95rem; }
.fact-value.unpublished { color: #98a2ac; font-style: italic; }
.fact details { margin-top: 3px; }
.fact summary { font-size: .74rem; color: var(--accent); cursor: pointer; }
.evidence {
  background: var(--panel); border-left: 3px solid var(--line);
  padding: 7px 10px; margin-top: 5px; font-size: .82rem; color: #46505b;
  white-space: pre-wrap; border-radius: 0 4px 4px 0;
}
.tag-list { display: flex; flex-wrap: wrap; gap: 5px; }
.tag { font-size: .78rem; background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 1px 7px; }
.description { white-space: pre-wrap; font-size: .93rem; line-height: 1.6; }
.apply-cta {
  display: inline-block; background: var(--accent); color: #fff;
  padding: 9px 20px; border-radius: 6px; margin: 8px 0;
}
.apply-cta:hover { text-decoration: none; background: #17497f; }
.disclaimer { font-size: .82rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 12px; margin-top: 22px; }

/* ---------- map ---------- */
.map-layout { max-width: 1400px; margin: 0 auto; padding: 0 16px; }
#map { height: 68vh; min-height: 460px; border: 1px solid var(--line); border-radius: 8px; }
.map-note { font-size: .85rem; color: var(--muted); margin-top: 8px; display: flex; gap: 16px; flex-wrap: wrap; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .8rem; margin: 10px 0; }
.legend span::before {
  content: ""; display: inline-block; width: 10px; height: 10px;
  border-radius: 50%; margin-right: 5px; vertical-align: middle;
}
.legend .l-campus::before { background: #6b3fa0; }
.legend .l-opt::before { background: #1a7f4b; }
.legend .l-cpt::before { background: #c08a00; }
.legend .l-auth::before { background: #9b2c2c; }
.legend .l-unclear::before { background: #8d98a3; }
.leaflet-popup-content { font-size: .88rem; margin: 10px 12px; }
.leaflet-popup-content .pop-title { font-weight: 600; display: block; margin-bottom: 2px; }

@media (max-width: 720px) {
  .nav-right { width: 100%; margin-left: 0; }
  .field input[type=text].wide { min-width: 100%; }
  .facts { grid-template-columns: 1fr; }
}