:root{
  --bg:#f4f5f7; --panel:#ffffff; --ink:#16181d; --muted:#6b7280; --line:#e3e6ea;
  --accent:#c8102e; --accent-soft:#fdecef; --focus:#1f6feb; --shadow:0 1px 2px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.06);
  --brand:#7cb928;
  --radius:10px;
  color-scheme:light;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
#q::-webkit-search-cancel-button,#q::-webkit-search-decoration{-webkit-appearance:none;appearance:none}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;
  display:flex;flex-direction:column}

/* ---------------------------------------------------------------- topbar */
.topbar{display:flex;gap:12px;align-items:center;padding:16px;background:var(--panel);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;flex-direction:column;line-height:1.1;margin-right:4px}
.brand .mark{font-weight:800;letter-spacing:.14em;color:var(--brand);font-size:21px}
.brand .sub{font-size:12px;color:var(--muted);letter-spacing:.02em}
.searchwrap{position:relative;flex:1;max-width:620px}
#q{width:100%;padding:11px 34px 11px 13px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--bg);color:var(--ink);font-size:15px;font-variant-numeric:tabular-nums}
#q:focus{outline:2px solid var(--focus);outline-offset:1px;border-color:transparent}
#clear{position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:19px;line-height:1;padding:2px 8px}
select,button{font:inherit;color:inherit}
select{padding:9px 10px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
button{cursor:pointer;border-radius:8px;border:1px solid transparent;background:var(--accent);color:#fff;padding:8px 12px}
button.ghost{background:transparent;border-color:var(--line);color:var(--ink)}
button.ghost:hover{background:var(--bg)}
button.ghost.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.lang{min-width:44px;font-weight:600;font-size:12px;letter-spacing:.06em}
.partner-logo{height:34px;width:auto;margin-left:auto}

/* --------------------------------------------------------------- layout */
main{flex:1;display:grid;grid-template-columns:minmax(300px,360px) 1fr;min-height:0}
.side{display:flex;flex-direction:column;min-height:0;background:var(--panel);border-right:1px solid var(--line)}
.sidehead{display:flex;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid var(--line);font-size:12.5px}
.sidehead .back{padding:4px 9px;font-size:12px}
.sidehead .t{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sidehead .n{margin-left:auto;color:var(--muted);white-space:nowrap}
.results{flex:1;overflow-y:auto;padding:8px}
.hint,.empty{color:var(--muted);padding:14px;font-size:13px}

.card{display:block;width:100%;text-align:left;background:transparent;color:inherit;border:1px solid transparent;
  border-radius:var(--radius);padding:9px 11px;margin-bottom:2px}
.card:hover{background:var(--bg)}
.card.sel{background:var(--accent-soft);border-color:var(--accent)}
.card .pn{font-weight:700;font-size:14px;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.card .pn mark{background:transparent;color:var(--accent);padding:0}
.card .en{color:var(--ink);font-size:13px}
.card .row3{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:11.5px;margin-top:2px;flex-wrap:wrap}
.tag{border:1px solid var(--line);border-radius:999px;padding:1px 7px;white-space:nowrap}
.tag.warn{border-color:var(--accent);color:var(--accent)}
.warn-inline{color:var(--accent);font-weight:700}
.prow.unverified .p{color:var(--accent)}
.card .ref{display:inline-block;min-width:22px;margin-right:6px;padding:0 5px;border-radius:5px;
  background:var(--bg);color:var(--muted);font-size:11.5px;font-weight:700;text-align:center}
.card.sel .ref{background:var(--accent);color:#fff}

/* --------------------------------------------------------------- viewer */
.viewer{display:flex;flex-direction:column;min-width:0;min-height:0}
.viewer-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;
  padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line)}
.viewer-head h2{margin:0;font-size:14px;font-weight:700}
.meta{margin:2px 0 0;color:var(--muted);font-size:12px}
.tools{display:flex;gap:6px;flex-wrap:wrap}
.tools button{padding:6px 10px;font-size:13px}

.stage{position:relative;flex:1;overflow:hidden;background:
  repeating-conic-gradient(from 0deg,rgba(127,127,127,.05) 0% 25%,transparent 0% 50%) 50%/22px 22px;
  touch-action:none;cursor:grab;min-height:280px}
.stage.drag{cursor:grabbing}
.stage.picking{cursor:crosshair}
.canvas{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform}
.canvas img{display:block;max-width:none;user-select:none;-webkit-user-drag:none;background:#fff}
.marks{position:absolute;inset:0;pointer-events:none}
.pin{position:absolute;width:0;height:0}
.pin i{position:absolute;left:-13px;top:-13px;width:26px;height:26px;border:2.5px solid var(--accent);
  border-radius:50%;box-shadow:0 0 0 2px rgba(255,255,255,.85);animation:pulse 1.6s ease-out infinite}
.dot{position:absolute;width:0;height:0}
.dot i{position:absolute;left:-9px;top:-9px;width:18px;height:18px;border:2px solid var(--focus);
  border-radius:50%;opacity:.5;background:rgba(255,255,255,.35)}
.hover-ring{position:absolute;width:0;height:0;pointer-events:none}
.hover-ring i{position:absolute;left:-15px;top:-15px;width:30px;height:30px;border:2.5px dashed var(--focus);
  border-radius:50%}
.tip{position:absolute;z-index:12;pointer-events:none;max-width:280px;background:var(--ink);color:var(--bg);
  padding:6px 9px;border-radius:7px;font-size:12px;line-height:1.35;box-shadow:var(--shadow)}
.tip b{font-variant-numeric:tabular-nums}
.tip s{display:block;text-decoration:none;opacity:.75;font-size:11px}
.stage.hit{cursor:pointer}
.pin b{position:absolute;left:16px;top:-11px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;
  padding:1px 6px;border-radius:5px;white-space:nowrap}
@keyframes pulse{0%{transform:scale(.75);opacity:1}70%{transform:scale(1.5);opacity:.15}100%{transform:scale(.75);opacity:1}}
.empty{position:absolute;inset:0;display:grid;place-content:center;text-align:center}

.editbar{display:flex;gap:10px;align-items:center;padding:8px 16px;background:var(--accent-soft);
  border-top:1px solid var(--line);font-size:12.5px;flex-wrap:wrap}
.pill{background:var(--accent);color:#fff;border-radius:999px;padding:1px 8px;font-size:11px;font-weight:700}

.platelist{background:var(--panel);border-top:1px solid var(--line);max-height:38vh;overflow:auto}
.platelist summary{padding:9px 16px;cursor:pointer;font-size:13px;font-weight:600}
#plateRows{padding:0 8px 10px}
.prow{display:grid;grid-template-columns:38px 108px 1fr 108px 42px;gap:8px;align-items:baseline;width:100%;
  text-align:left;background:transparent;border:0;color:inherit;padding:5px 8px;border-radius:6px;font-size:12.5px}
.prow:hover{background:var(--bg)}
.prow.sel{background:var(--accent-soft);color:var(--accent);font-weight:700}
.prow .r{color:var(--muted);font-variant-numeric:tabular-nums}
.prow .p{font-variant-numeric:tabular-nums;font-weight:600}
.prow .l{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11.5px}
.prow .q{text-align:right;color:var(--muted)}

.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--ink);color:var(--bg);
  padding:9px 16px;border-radius:999px;box-shadow:var(--shadow);z-index:40;font-size:13px}

@media (max-width:860px){
  main{grid-template-columns:1fr;grid-template-rows:minmax(120px,34vh) 1fr}
  .side{border-right:0;border-bottom:1px solid var(--line)}
  .topbar{flex-wrap:wrap}
  .searchwrap{order:3;flex-basis:100%;max-width:none}
  .prow{grid-template-columns:32px 96px 1fr 34px}
  .prow .l{display:none}
}