/* ============================================================
   Exhibition Image Archive — Design System
   黑 / 白 / 灰為主，影像為視覺焦點，大量留白
   ============================================================ */
:root{
  --bg:#ffffff; --bg-soft:#f7f7f8; --bg-sunk:#f0f0f1;
  --panel:#ffffff; --panel-2:#fafafa;
  --line:#e5e5e7; --line-strong:#d4d4d8;
  --ink:#111113; --ink-2:#52525b; --ink-3:#8b8b94; --ink-inv:#ffffff;
  --accent:#111113; --accent-ink:#ffffff;
  --focus:#2563eb;
  --ok:#15803d; --warn:#b45309; --bad:#b91c1c;
  --star:#111113;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.06);
  --shadow-lg:0 24px 70px rgba(0,0,0,.18);
  --r:10px; --r-lg:16px;
  --nav-w:236px; --top-h:60px;
  --f: "Inter", "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI",
       "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}
html[data-theme="dark"]{
  --bg:#0b0b0c; --bg-soft:#111113; --bg-sunk:#161618;
  --panel:#161618; --panel-2:#1c1c1f;
  --line:#2a2a2e; --line-strong:#3a3a40;
  --ink:#f4f4f5; --ink-2:#a1a1aa; --ink-3:#71717a; --ink-inv:#0b0b0c;
  --accent:#f4f4f5; --accent-ink:#0b0b0c;
  --focus:#60a5fa;
  --ok:#4ade80; --warn:#fbbf24; --bad:#f87171;
  --star:#f4f4f5;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.5);
  --shadow-lg:0 24px 70px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--f); font-size:14px; line-height:1.55;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{display:block; max-width:100%}
button,input,select,textarea{font:inherit; color:inherit}
a{color:inherit; text-decoration:none}
::selection{background:var(--ink); color:var(--bg)}
:focus-visible{outline:2px solid var(--focus); outline-offset:2px}
/* scrollbar */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:8px;border:3px solid var(--bg)}
::-webkit-scrollbar-track{background:transparent}

/* ---------- typography ---------- */
h1,h2,h3,h4{margin:0; font-weight:600; letter-spacing:-.02em}
h1{font-size:26px} h2{font-size:19px} h3{font-size:15px} h4{font-size:13px}
.mono{font-family:"SF Mono",ui-monospace,Menlo,Consolas,monospace}
.muted{color:var(--ink-2)} .dim{color:var(--ink-3)}
.eyebrow{font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-3); font-weight:600}
.t-xs{font-size:11px} .t-sm{font-size:12.5px} .t-lg{font-size:16px}
.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.clamp2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- primitives ---------- */
.btn{
  display:inline-flex;align-items:center;gap:7px;justify-content:center;
  height:34px;padding:0 13px;border-radius:var(--r);border:1px solid var(--line-strong);
  background:var(--panel);color:var(--ink);cursor:pointer;font-size:13px;font-weight:500;
  transition:.15s ease; white-space:nowrap;
}
.btn:hover{background:var(--bg-sunk);border-color:var(--ink-3)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.primary:hover{opacity:.85;background:var(--accent)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:var(--bg-sunk)}
.btn.danger{color:var(--bad);border-color:var(--line-strong)}
.btn.danger:hover{background:color-mix(in srgb,var(--bad) 10%,transparent);border-color:var(--bad)}
.btn.sm{height:28px;padding:0 10px;font-size:12px;border-radius:8px}
.btn.lg{height:42px;padding:0 20px;font-size:14px}
.btn.block{width:100%}
.btn[disabled]{opacity:.45;pointer-events:none}
.iconbtn{width:34px;height:34px;padding:0;display:inline-grid;place-items:center;
  border:1px solid transparent;background:transparent;border-radius:9px;cursor:pointer;color:var(--ink-2)}
.iconbtn:hover{background:var(--bg-sunk);color:var(--ink)}
.input,select.input,textarea.input{
  width:100%;height:34px;padding:0 11px;border:1px solid var(--line-strong);border-radius:var(--r);
  background:var(--panel);transition:.15s}
textarea.input{height:auto;padding:9px 11px;resize:vertical;line-height:1.6}
.input:focus{border-color:var(--ink); outline:none}
select.input{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);
  background-position:calc(100% - 15px) 14px,calc(100% - 10px) 14px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:30px}
label.fld{display:block;margin-bottom:12px}
label.fld > span{display:block;font-size:12px;color:var(--ink-2);margin-bottom:5px;font-weight:500}
.chip{
  display:inline-flex;align-items:center;gap:5px;height:23px;padding:0 9px;border-radius:999px;
  border:1px solid var(--line);background:var(--bg-soft);font-size:11.5px;color:var(--ink-2);white-space:nowrap}
.chip.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.chip.act{cursor:pointer} .chip.act:hover{border-color:var(--ink-3)}
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;padding:2px 8px;border-radius:6px;
  background:var(--bg-sunk);color:var(--ink-2);font-weight:500}
.badge.ok{color:var(--ok)} .badge.warn{color:var(--warn)} .badge.bad{color:var(--bad)}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);}
.pad{padding:18px}
.hr{height:1px;background:var(--line);border:0;margin:18px 0}
.row{display:flex;align-items:center;gap:10px}
.row.wrap{flex-wrap:wrap}
.spacer{flex:1}
.grid{display:grid;gap:16px}
.sw{transition:.15s;position:relative;width:38px;height:22px;border-radius:999px;background:var(--line-strong);cursor:pointer;flex:none;border:0}
.sw::after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.18s;box-shadow:0 1px 3px rgba(0,0,0,.3)}
.sw.on{background:var(--ink)} .sw.on::after{left:18px}
.stars{letter-spacing:1px;color:var(--star);font-size:12px;white-space:nowrap}
.stars .off{color:var(--line-strong)}
.empty{padding:56px 20px;text-align:center;color:var(--ink-3)}
.empty b{display:block;color:var(--ink-2);font-size:14px;margin-bottom:4px}
.skel{background:linear-gradient(90deg,var(--bg-sunk),var(--bg-soft),var(--bg-sunk));background-size:200% 100%;animation:sk 1.2s infinite}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}
.fade{animation:fade .25s ease both}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- app shell ---------- */
#app{min-height:100%}
.shell{display:grid;grid-template-columns:var(--nav-w) 1fr;min-height:100vh}
.side{
  border-right:1px solid var(--line);background:var(--bg-soft);
  position:sticky;top:0;height:100vh;display:flex;flex-direction:column;z-index:40}
.brand{height:var(--top-h);display:flex;align-items:center;gap:10px;padding:0 18px;border-bottom:1px solid var(--line);flex:none}
.brand .mark{width:26px;height:26px;border-radius:7px;background:var(--ink);color:var(--bg);display:grid;place-items:center;font-size:12px;font-weight:700;letter-spacing:-.05em;flex:none}
.brand b{font-size:13.5px;letter-spacing:-.01em}
.nav{padding:12px 10px;overflow-y:auto;flex:1}
.nav .sec{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);padding:14px 10px 6px;font-weight:600}
.nav a{
  display:flex;align-items:center;gap:10px;height:34px;padding:0 10px;border-radius:9px;
  color:var(--ink-2);font-size:13px;margin-bottom:1px;cursor:pointer;transition:.12s}
.nav a:hover{background:var(--bg-sunk);color:var(--ink)}
.nav a.on{background:var(--accent);color:var(--accent-ink);font-weight:500}
.nav a svg{flex:none;opacity:.85}
.nav a .n{margin-left:auto;font-size:11px;opacity:.6;font-variant-numeric:tabular-nums}
.side .foot{padding:12px;border-top:1px solid var(--line);flex:none}
.drivebox{display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--panel);font-size:11.5px;color:var(--ink-2)}

.main{min-width:0;display:flex;flex-direction:column}
.top{
  height:var(--top-h);border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(10px);position:sticky;top:0;z-index:30;
  display:flex;align-items:center;gap:10px;padding:0 20px}
.search{position:relative;flex:1;max-width:460px}
.search input{width:100%;height:34px;padding:0 12px 0 34px;border-radius:9px;border:1px solid var(--line-strong);background:var(--bg-soft)}
.search svg{position:absolute;left:11px;top:9px;color:var(--ink-3)}
.search kbd{position:absolute;right:9px;top:8px;font-size:10px;color:var(--ink-3);border:1px solid var(--line);border-radius:5px;padding:1px 5px;background:var(--panel)}
.avatar{width:28px;height:28px;border-radius:50%;background:var(--ink);color:var(--bg);display:grid;place-items:center;font-size:11px;font-weight:600;flex:none}
.notifdot{position:absolute;top:5px;right:5px;width:7px;height:7px;border-radius:50%;background:var(--bad);border:1.5px solid var(--bg)}
.page{padding:26px 28px 80px;max-width:1560px;width:100%}
.phead{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.phead .sub{color:var(--ink-2);font-size:13px;margin-top:3px}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin-bottom:20px;overflow-x:auto}
.tabs button{background:none;border:0;padding:9px 13px;font-size:13px;color:var(--ink-2);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tabs button.on{color:var(--ink);border-bottom-color:var(--ink);font-weight:500}

/* ---------- dashboard ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:12px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 15px;cursor:pointer;transition:.15s}
.stat:hover{border-color:var(--ink-3);transform:translateY(-1px)}
.stat .k{font-size:11.5px;color:var(--ink-3);margin-bottom:6px}
.stat .v{font-size:25px;font-weight:600;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1.1}
.stat .d{font-size:11px;color:var(--ink-3);margin-top:3px}
.dash{display:grid;grid-template-columns:1fr 336px;gap:18px;margin-top:20px;align-items:start}
.blk{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.blk > header{display:flex;align-items:center;gap:8px;padding:13px 16px;border-bottom:1px solid var(--line)}
.blk > header h3{font-size:13.5px}
.blk .body{padding:14px 16px}
.blk .body.flush{padding:0}
.mosaic{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:5px;padding:14px 16px}
.mosaic img{aspect-ratio:1;object-fit:cover;border-radius:7px;cursor:pointer;transition:.18s;background:var(--bg-sunk)}
.mosaic img:hover{transform:scale(1.04);box-shadow:var(--shadow)}
.feed{list-style:none;margin:0;padding:0}
.feed li{display:flex;gap:10px;padding:11px 16px;border-bottom:1px solid var(--line);font-size:12.5px}
.feed li:last-child{border-bottom:0}
.feed .av{width:24px;height:24px;border-radius:50%;background:var(--bg-sunk);display:grid;place-items:center;font-size:10px;font-weight:600;flex:none;color:var(--ink-2)}
.feed time{color:var(--ink-3);font-size:11px;margin-left:auto;flex:none}
.minirow{display:flex;align-items:center;gap:10px;padding:9px 16px;border-bottom:1px solid var(--line);cursor:pointer}
.minirow:last-child{border-bottom:0}
.minirow:hover{background:var(--bg-soft)}
.minirow img{width:40px;height:40px;object-fit:cover;border-radius:6px;flex:none;background:var(--bg-sunk)}
.bar{height:5px;border-radius:3px;background:var(--bg-sunk);overflow:hidden}
.bar i{display:block;height:100%;background:var(--ink);border-radius:3px}

/* ---------- image grid / list ---------- */
.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px 0 16px;position:sticky;top:var(--top-h);background:var(--bg);z-index:20}
.seg{display:inline-flex;border:1px solid var(--line-strong);border-radius:9px;overflow:hidden;background:var(--panel)}
.seg button{border:0;background:transparent;padding:0 11px;height:32px;font-size:12.5px;color:var(--ink-2);cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.seg button + button{border-left:1px solid var(--line)}
.seg button.on{background:var(--accent);color:var(--accent-ink)}
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;cursor:pointer;transition:.18s;position:relative}
.tile:hover{border-color:var(--ink-3);box-shadow:var(--shadow);transform:translateY(-2px)}
.tile.sel{border-color:var(--ink);box-shadow:0 0 0 2px var(--ink)}
.tile .ph{position:relative;aspect-ratio:4/3;background:var(--bg-sunk);overflow:hidden}
.tile .ph img{width:100%;height:100%;object-fit:cover;transition:.35s}
.tile:hover .ph img{transform:scale(1.05)}
.tile .meta{padding:11px 12px}
.tile .meta .ti{font-size:13px;font-weight:500;margin-bottom:2px}
.tile .meta .by{font-size:11.5px;color:var(--ink-3)}
.tile .tg{display:flex;gap:4px;flex-wrap:wrap;margin-top:8px}
.tile .ck{position:absolute;top:9px;left:9px;width:20px;height:20px;border-radius:6px;border:1.5px solid #fff;
  background:rgba(0,0,0,.35);backdrop-filter:blur(4px);display:grid;place-items:center;opacity:0;transition:.15s;color:#fff}
.tile:hover .ck,.tile.sel .ck{opacity:1}
.tile.sel .ck{background:#fff;color:#111;border-color:#fff}
.tile .pin{position:absolute;top:9px;right:9px;display:flex;gap:4px}
.pill{font-size:10px;padding:2px 7px;border-radius:999px;background:rgba(0,0,0,.55);color:#fff;backdrop-filter:blur(4px);font-weight:500}
.tbl{width:100%;border-collapse:collapse;font-size:12.5px}
.tbl th{text-align:left;font-weight:500;color:var(--ink-3);font-size:11px;letter-spacing:.04em;text-transform:uppercase;
  padding:9px 10px;border-bottom:1px solid var(--line);position:sticky;top:calc(var(--top-h) + 52px);background:var(--bg);z-index:10;white-space:nowrap}
.tbl td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:middle;white-space:nowrap}
.tbl tr:hover td{background:var(--bg-soft)}
.tbl img{width:38px;height:30px;object-fit:cover;border-radius:5px;background:var(--bg-sunk)}
.tblwrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--panel)}
.selbar{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:60;display:flex;align-items:center;gap:8px;
  padding:9px 12px;border-radius:14px;background:var(--ink);color:var(--bg);box-shadow:var(--shadow-lg);flex-wrap:wrap;max-width:min(94vw,980px)}
.selbar .btn{background:transparent;border-color:color-mix(in srgb,var(--bg) 30%,transparent);color:var(--bg)}
.selbar .btn:hover{background:color-mix(in srgb,var(--bg) 15%,transparent)}

/* ---------- upload ---------- */
.drop{border:2px dashed var(--line-strong);border-radius:var(--r-lg);padding:52px 24px;text-align:center;background:var(--bg-soft);transition:.2s;cursor:pointer}
.drop.hot{border-color:var(--ink);background:var(--bg-sunk);transform:scale(1.005)}
.uprow{display:flex;align-items:center;gap:11px;padding:10px 0;border-bottom:1px solid var(--line)}
.uprow img{width:44px;height:34px;object-fit:cover;border-radius:5px;background:var(--bg-sunk);flex:none}

/* ---------- detail ---------- */
.det{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:24px;align-items:start}
.stage{background:var(--bg-sunk);border-radius:var(--r-lg);border:1px solid var(--line);overflow:hidden;position:relative}
.stage .imgwrap{position:relative;overflow:hidden;display:grid;place-items:center;min-height:340px;max-height:72vh}
.stage img{max-height:72vh;width:auto;transition:transform .2s;cursor:zoom-in}
.stage .ctrl{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);display:flex;gap:5px;padding:5px;border-radius:12px;background:rgba(0,0,0,.6);backdrop-filter:blur(8px)}
.stage .ctrl button{border:0;background:transparent;color:#fff;width:30px;height:30px;border-radius:8px;cursor:pointer;display:grid;place-items:center}
.stage .ctrl button:hover{background:rgba(255,255,255,.18)}
.marker{position:absolute;width:22px;height:22px;border-radius:50%;background:#fff;color:#111;border:2px solid #111;
  display:grid;place-items:center;font-size:10px;font-weight:700;transform:translate(-50%,-50%);cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.4)}
.kv{display:grid;grid-template-columns:96px 1fr;gap:7px 12px;font-size:12.5px}
.kv dt{color:var(--ink-3)} .kv dd{margin:0}
.cmt{display:flex;gap:9px;padding:11px 0;border-bottom:1px solid var(--line)}
.cmt .av{width:26px;height:26px;border-radius:50%;background:var(--bg-sunk);display:grid;place-items:center;font-size:10px;font-weight:600;flex:none}
.cmt .bd{flex:1;min-width:0;font-size:12.5px}

/* ---------- exhibition ---------- */
.exgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.excard{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;cursor:pointer;transition:.18s}
.excard:hover{border-color:var(--ink-3);box-shadow:var(--shadow);transform:translateY(-2px)}
.excard .cv{aspect-ratio:16/9;background:var(--bg-sunk);position:relative;overflow:hidden}
.excard .cv img{width:100%;height:100%;object-fit:cover}
.excard .cv .st{position:absolute;top:10px;left:10px}
.sortlist{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.sortitem{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:grab;position:relative;transition:.15s}
.sortitem.drag{opacity:.35;transform:scale(.97)}
.sortitem.over{border-color:var(--ink);box-shadow:0 0 0 2px var(--ink)}
.sortitem img{aspect-ratio:1;object-fit:cover;width:100%;background:var(--bg-sunk)}
.sortitem .no{position:absolute;top:7px;left:7px;width:20px;height:20px;border-radius:6px;background:rgba(0,0,0,.6);color:#fff;display:grid;place-items:center;font-size:10.5px;font-weight:600}
.sortitem .x{position:absolute;top:7px;right:7px;width:20px;height:20px;border-radius:6px;background:rgba(0,0,0,.6);color:#fff;display:grid;place-items:center;font-size:11px;border:0;cursor:pointer;opacity:0;transition:.15s}
.sortitem:hover .x{opacity:1}

/* ---------- VR ---------- */
.vrstage{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:#0a0a0b;aspect-ratio:16/9;min-height:420px}
.vrstage canvas{display:block;width:100%;height:100%;cursor:grab}
.vrstage canvas:active{cursor:grabbing}
.vrhud{position:absolute;left:14px;bottom:14px;right:14px;display:flex;gap:8px;align-items:flex-end;pointer-events:none;flex-wrap:wrap}
.vrhud > *{pointer-events:auto}
.glass{background:rgba(18,18,20,.72);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.12);color:#f4f4f5;border-radius:12px}
.vrtag{position:absolute;padding:7px 10px;border-radius:10px;font-size:11.5px;pointer-events:none;transform:translate(-50%,-120%);white-space:nowrap;opacity:0;transition:opacity .15s}
.vrload{position:absolute;inset:0;display:grid;place-items:center;color:#a1a1aa;font-size:13px;text-align:center;padding:20px}
.vrbtn{border:0;background:transparent;color:#f4f4f5;height:32px;padding:0 11px;border-radius:9px;cursor:pointer;font-size:12.5px;display:inline-flex;align-items:center;gap:6px}
.vrbtn:hover{background:rgba(255,255,255,.14)}
.vrbtn.on{background:#f4f4f5;color:#111}
.slider{-webkit-appearance:none;appearance:none;height:3px;border-radius:3px;background:rgba(255,255,255,.28);outline:none;width:96px}
.slider::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;border-radius:50%;background:#fff;cursor:pointer}
.slider::-moz-range-thumb{width:13px;height:13px;border:0;border-radius:50%;background:#fff;cursor:pointer}

/* ---------- modal / toast / drawer ---------- */
.mask{position:fixed;inset:0;background:rgba(9,9,11,.55);backdrop-filter:blur(3px);z-index:100;display:grid;place-items:center;padding:20px;animation:fade .18s ease both}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);width:min(680px,100%);max-height:88vh;display:flex;flex-direction:column;overflow:hidden}
.modal.wide{width:min(1000px,100%)}
.modal > header{display:flex;align-items:center;gap:10px;padding:15px 18px;border-bottom:1px solid var(--line)}
.modal > .mbody{padding:18px;overflow:auto}
.modal > footer{display:flex;gap:8px;justify-content:flex-end;padding:13px 18px;border-top:1px solid var(--line);background:var(--panel-2)}
#toasts{position:fixed;right:18px;bottom:18px;z-index:200;display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.toast{background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:11px;font-size:12.5px;box-shadow:var(--shadow-lg);animation:fade .2s ease both;max-width:340px}
.menu{position:fixed;z-index:150;background:var(--panel);border:1px solid var(--line-strong);border-radius:12px;box-shadow:var(--shadow-lg);padding:5px;min-width:190px;animation:fade .12s ease both}
.menu button{display:flex;align-items:center;gap:9px;width:100%;border:0;background:transparent;padding:7px 10px;border-radius:8px;cursor:pointer;font-size:12.5px;text-align:left;color:var(--ink)}
.menu button:hover{background:var(--bg-sunk)}
.menu .sp{height:1px;background:var(--line);margin:4px 0}
.menu button.red{color:var(--bad)}

/* ---------- login ---------- */
.login{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.login .left{padding:44px 52px;display:flex;flex-direction:column;overflow-y:auto;max-height:100vh}
.login .right{background:var(--bg-sunk);position:relative;overflow:hidden}
.login .right .wall{position:absolute;inset:0;display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:6px;padding:6px;transform:scale(1.06)}
.login .right .wall img{width:100%;height:100%;object-fit:cover;border-radius:8px;opacity:.9}
.gbtn{display:flex;align-items:center;justify-content:center;gap:10px;height:46px;border-radius:12px;border:1px solid var(--line-strong);
  background:var(--panel);cursor:pointer;font-size:14px;font-weight:500;width:100%;transition:.15s}
.gbtn:hover{background:var(--bg-sunk);border-color:var(--ink-3)}
.divider{display:flex;align-items:center;gap:12px;color:var(--ink-3);font-size:11.5px;margin:18px 0}
.divider::before,.divider::after{content:"";height:1px;background:var(--line);flex:1}
.feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-top:8px}
.feat .f{padding:13px;border:1px solid var(--line);border-radius:12px;background:var(--bg-soft)}
.feat .f b{display:block;font-size:12.5px;margin-bottom:3px}
.feat .f span{font-size:11.5px;color:var(--ink-3);line-height:1.5}
.hstrip{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}
.hstrip > *{scroll-snap-align:start;flex:none}

/* TODO(整合): 真實串接時可在此加入 loading / error 狀態樣式 */

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .dash{grid-template-columns:1fr}
  .det{grid-template-columns:1fr}
}
@media (max-width:900px){
  .login{grid-template-columns:1fr}
  .login .right{display:none}
  .login .left{padding:32px 22px}
}
@media (max-width:820px){
  :root{--nav-w:0px}
  .shell{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;width:264px;transform:translateX(-100%);transition:.22s ease;box-shadow:var(--shadow-lg)}
  .side.open{transform:none}
  .page{padding:18px 15px 90px}
  .top{padding:0 12px}
  .search kbd{display:none}
  .gal{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:11px}
  .stats{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:9px}
  .stat .v{font-size:21px}
  .vrstage{min-height:320px;aspect-ratio:4/3}
  .modal{max-height:92vh}
  .phead h1{font-size:21px}
  .toolbar{position:static}
  .tbl th{position:static}
}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:39;display:none}
.scrim.on{display:block}
@media (min-width:821px){.menubtn{display:none}}
@media print{.side,.top,.toolbar{display:none}}