:root{
  --bg:#E8EBEE; --panel:#fff; --ink:#16212B; --muted:#5B6975; --line:#CDD3D9; --soft:#F3F5F7;
  --brand:#12303F; --tape:#F2B705; --tape-ink:#16212B;
  --ok:#1F7A4D; --ok-bg:#DDF1E6; --hold:#8A5300; --hold-bg:#FCEBC8; --sold:#8C3A3A; --sold-bg:#F3DADA;
  --danger:#B3261E; --focus:#0B6BCB;
  --top:56px;
  --head:'Barlow Condensed','Arial Narrow',Arial,sans-serif;
  --body:'Barlow',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:16px/1.45 var(--body);color:var(--ink);background:var(--bg);-webkit-text-size-adjust:100%}
[hidden]{display:none!important}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
img{max-width:100%;display:block}

/* ---------- top bar ---------- */
.topbar{height:var(--top);background:var(--brand);color:#fff;display:flex;align-items:center;gap:14px;padding:0 16px;border-bottom:4px solid var(--tape);position:relative;z-index:5}
.brand{font:700 26px/1 var(--head);letter-spacing:.02em;color:var(--tape);text-decoration:none;white-space:nowrap}
.topbar .grow{flex:1}
.topbar .who{font-size:14px;color:#C9D6DE;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:38vw}
.topbar a.link,.topbar button.link{background:none;border:0;color:#fff;font-size:14px;padding:8px 6px;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.tabs{display:flex;gap:2px;margin-left:8px}
.tabs button{background:none;border:0;color:#C9D6DE;padding:8px 12px;font:600 15px var(--body);cursor:pointer;border-bottom:3px solid transparent;height:var(--top);margin-bottom:-4px}
.tabs button[aria-selected=true]{color:#fff;border-bottom-color:var(--tape)}

/* ---------- buttons & fields ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border:1px solid var(--brand);background:var(--brand);color:#fff;border-radius:4px;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{filter:brightness(1.15)}
.btn.tape{background:var(--tape);border-color:var(--tape);color:var(--tape-ink)}
.btn.ghost{background:var(--panel);color:var(--brand)}
.btn.danger{background:var(--panel);color:var(--danger);border-color:var(--danger)}
.btn.small{min-height:36px;padding:0 12px;font-size:14px}
.btn:disabled{opacity:.45;cursor:not-allowed;filter:none}
label.f{display:block;font-weight:600;font-size:14px;margin:0 0 6px}
.field{margin-bottom:16px}
.field .hint{font-size:13px;color:var(--muted);margin-top:4px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],select,textarea{width:100%;min-height:44px;padding:9px 12px;border:1px solid #9AA6B1;border-radius:4px;background:#fff}
textarea{min-height:96px;resize:vertical}
.row{display:grid;gap:14px;grid-template-columns:1fr 1fr}
.row3{display:grid;gap:14px;grid-template-columns:repeat(3,1fr)}
.seg{display:flex;border:1px solid #9AA6B1;border-radius:4px;overflow:hidden;background:#fff}
.seg label{flex:1;text-align:center;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;padding:11px 8px;font-weight:600;font-size:15px;border-right:1px solid var(--line)}
.seg label:last-child span{border-right:0}
.seg input:checked+span{background:var(--brand);color:#fff}
.seg input:focus-visible+span{outline:3px solid var(--focus);outline-offset:-3px}
.seg input[value=Available]:checked+span{background:var(--ok)}
.seg input[value=Reserved]:checked+span{background:#B36B00}
.seg input[value=Sold]:checked+span{background:var(--sold)}
.stepper{display:flex;align-items:stretch}
.stepper button{width:48px;border:1px solid #9AA6B1;background:var(--soft);font-size:22px;cursor:pointer}
.stepper input{text-align:center;border-radius:0;border-left:0;border-right:0;min-width:0}
.stepper button:first-child{border-radius:4px 0 0 4px}.stepper button:last-child{border-radius:0 4px 4px 0}
.price-in{position:relative}.price-in b{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted)}.price-in input{padding-left:26px}

/* ---------- badges ---------- */
.badge{display:inline-block;padding:3px 10px;border-radius:3px;font-size:13px;font-weight:700;background:var(--soft);color:var(--ink);border:1px solid var(--line)}
.badge.Available{background:var(--ok-bg);color:var(--ok);border-color:#A9D8BF}
.badge.Reserved{background:var(--hold-bg);color:var(--hold);border-color:#EBCB86}
.badge.Sold{background:var(--sold-bg);color:var(--sold);border-color:#DDB0B0}
.badge.draft{background:#E4E7EB;color:#3B4651}
.dot{width:10px;height:10px;border-radius:50%;flex:none;background:var(--ok)}
.dot.Reserved{background:#D18400}.dot.Sold{background:var(--sold)}

/* ---------- shell: list + detail ---------- */
.shell{display:grid;grid-template-columns:340px 1fr;height:calc(100dvh - var(--top))}
.side{background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.side-head{padding:12px;border-bottom:1px solid var(--line);display:grid;gap:10px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid #9AA6B1;background:#fff;border-radius:99px;padding:5px 12px;font-size:14px;cursor:pointer;font-weight:500}
.chip[aria-pressed=true]{background:var(--brand);border-color:var(--brand);color:#fff}
.check{display:flex;gap:8px;align-items:center;font-size:14px;color:var(--muted)}
.check input{width:20px;height:20px}
.list{overflow:auto;flex:1;-webkit-overflow-scrolling:touch}
.group{position:sticky;top:0;background:var(--soft);border-bottom:1px solid var(--line);border-top:1px solid var(--line);padding:6px 14px;font:700 17px var(--head);letter-spacing:.03em;display:flex;justify-content:space-between;z-index:1}
.group span{font:500 14px var(--body);color:var(--muted)}
.item{display:flex;gap:12px;align-items:center;width:100%;text-align:left;background:none;border:0;border-bottom:1px solid #E6E9ED;padding:10px 14px;cursor:pointer;min-height:56px}
.item:hover{background:var(--soft)}
.item[aria-current=true]{background:#FFF5CF;box-shadow:inset 4px 0 0 var(--tape)}
.item .t{flex:1;min-width:0}
.item .n{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.item .m{font-size:13px;color:var(--muted)}
.item.sold .n,.item.sold .m{opacity:.55}
.item .thumb{width:44px;height:44px;border-radius:3px;object-fit:cover;background:var(--soft);flex:none;border:1px solid var(--line)}
.item .thumb.none{display:grid;place-items:center;font-size:11px;color:#8A5300;background:var(--hold-bg);text-align:center;line-height:1.1}
.empty{padding:28px 18px;color:var(--muted);text-align:center}
.detail{overflow:auto;padding:28px;min-width:0}
.back{display:none;margin-bottom:14px}

/* ---------- customer detail ---------- */
.d-wrap{max-width:900px;margin:0 auto}
.d-title{font:700 clamp(34px,5.2vw,58px)/1 var(--head);margin:6px 0 10px;letter-spacing:.005em}
.d-cat{color:var(--muted);font-weight:600}
.d-meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 18px;align-items:center}
.d-price{display:inline-flex;align-items:baseline;gap:8px;background:var(--tape);color:var(--tape-ink);padding:8px 16px;border:2px solid var(--tape-ink);font:700 34px/1 var(--head);transform:rotate(-1deg);box-shadow:3px 3px 0 var(--tape-ink)}
.d-price small{font:600 15px var(--body)}
.d-facts{display:flex;gap:28px;flex-wrap:wrap;margin:22px 0;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.d-facts dt{font-size:13px;color:var(--muted);font-weight:600}
.d-facts dd{margin:0;font:700 26px/1.2 var(--head)}
.d-desc{white-space:pre-wrap;max-width:68ch;font-size:17px;line-height:1.55}
.gallery .main{width:100%;aspect-ratio:4/3;object-fit:contain;background:#DCE1E6;border:1px solid var(--line);cursor:zoom-in}
.gallery .main.none{display:grid;place-items:center;color:var(--muted);cursor:default}
.thumbs{display:flex;gap:8px;margin-top:8px;overflow-x:auto;padding-bottom:4px}
.thumbs button{border:2px solid transparent;padding:0;background:none;cursor:pointer;flex:none}
.thumbs button[aria-current=true]{border-color:var(--tape)}
.thumbs img{width:84px;height:64px;object-fit:cover}
.sold-banner{background:var(--sold-bg);color:var(--sold);border:1px solid #DDB0B0;padding:10px 14px;font-weight:700;margin-bottom:16px}
.hold-banner{background:var(--hold-bg);color:var(--hold);border:1px solid #EBCB86;padding:10px 14px;font-weight:700;margin-bottom:16px}
.welcome{max-width:520px;margin:12vh auto 0;text-align:center;color:var(--muted)}
.welcome h2{font:700 40px var(--head);color:var(--ink);margin:0 0 6px}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;background:rgba(10,16,22,.94);z-index:50;display:grid;place-items:center}
.lb img{max-width:96vw;max-height:88dvh;object-fit:contain}
.lb button{position:absolute;background:rgba(255,255,255,.14);border:0;color:#fff;font-size:30px;width:52px;height:52px;border-radius:50%;cursor:pointer}
.lb .x{top:14px;right:14px}.lb .p{left:12px;top:50%}.lb .nx{right:12px;top:50%}
.lb .c{position:absolute;bottom:14px;left:0;right:0;text-align:center;color:#C9D6DE;font-size:14px}

/* ---------- gate (sign in) ---------- */
.gate{min-height:100dvh;display:grid;place-items:center;padding:20px;background:var(--brand)}
.gate-card{background:#fff;width:100%;max-width:420px;padding:30px 26px;border-top:8px solid var(--tape)}
.gate-card h1{font:700 44px/1 var(--head);margin:0 0 6px;color:var(--brand)}
.gate-card p{color:var(--muted);margin:0 0 20px}
.gate-card .btn{width:100%}
.code-in{font:700 32px/1 var(--head)!important;letter-spacing:.35em;text-align:center}
.err{color:var(--danger);font-weight:600;font-size:14px;min-height:20px;margin:8px 0}
.linkbtn{background:none;border:0;padding:6px 0;color:var(--brand);text-decoration:underline;cursor:pointer;font-size:14px}

/* ---------- editor (curator / admin) ---------- */
.form{max-width:760px;margin:0 auto}
.form h2,.panel-title{font:700 30px/1.1 var(--head);margin:0 0 16px}
.photos{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;margin-bottom:10px}
.ph{position:relative;aspect-ratio:1;background:var(--soft);border:1px solid var(--line)}
.ph img{width:100%;height:100%;object-fit:cover}
.ph .del,.ph .star{position:absolute;width:36px;height:36px;border-radius:50%;border:0;background:rgba(22,33,43,.82);color:#fff;font-size:18px;cursor:pointer;display:grid;place-items:center}
.ph .del{top:4px;right:4px}.ph .star{bottom:4px;left:4px}
.ph .main-tag{position:absolute;top:4px;left:4px;background:var(--tape);color:var(--tape-ink);font-size:12px;font-weight:700;padding:2px 7px}
.ph.busy::after{content:'Uploading…';position:absolute;inset:0;background:rgba(255,255,255,.8);display:grid;place-items:center;font-weight:600}
.photo-btns{display:flex;gap:10px;flex-wrap:wrap}
.savebar{position:sticky;bottom:0;background:linear-gradient(to top,var(--bg) 70%,transparent);padding:16px 0 4px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.savebar .grow{flex:1}
.card{background:#fff;border:1px solid var(--line);padding:18px;margin-bottom:16px}
.summary{display:flex;gap:16px;align-items:flex-start}
.summary img{width:120px;height:90px;object-fit:cover;border:1px solid var(--line)}
.summary .kv{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:10px}
.summary .kv div{font-size:13px;color:var(--muted)}.summary .kv b{display:block;font:700 22px/1.2 var(--head);color:var(--ink)}

/* ---------- admin: three columns + activity ---------- */
.shell.three{grid-template-columns:330px 1fr 360px}
.logcol{background:var(--panel);border-left:1px solid var(--line);overflow:auto;padding:16px 16px 24px;min-height:0}
.logline{padding:10px 0;border-bottom:1px solid #E6E9ED;font-size:15px}
.logline b{font-weight:700}
.logline .by{font-size:12.5px;color:var(--muted);margin-top:2px}
.logline.sell b{color:var(--sold)}.logline.reserve b{color:var(--hold)}.logline.release b,.logline.return b{color:var(--ok)}
.pane{overflow:auto;height:calc(100dvh - var(--top));padding:22px}
.pane-in{max-width:900px;margin:0 auto}
table.t{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line)}
table.t th,table.t td{padding:10px 12px;text-align:left;border-bottom:1px solid #E6E9ED;font-size:15px;vertical-align:middle}
table.t th{background:var(--soft);font-size:13px;color:var(--muted)}
table.t .acts{display:flex;gap:6px;flex-wrap:wrap}
.tablewrap{overflow-x:auto}

.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:4px;z-index:60;max-width:92vw;font-weight:600}
.toast.bad{background:var(--danger)}

/* ---------- responsive ---------- */
@media (max-width:1099px){ .shell.three{grid-template-columns:330px 1fr} .shell.three .logcol{display:none} }
@media (min-width:1100px){ .tabs .only-narrow{display:none} }
@media (max-width:820px){
  .shell,.shell.three{grid-template-columns:1fr}
  .shell[data-view=list] .detail{display:none}
  .shell[data-view=detail] .side{display:none}
  .back{display:inline-flex}
  .detail{padding:16px 14px 20px}
  .row,.row3{grid-template-columns:1fr}
  .row.keep{grid-template-columns:1fr 1fr}
  .topbar{padding:0 10px;gap:8px}
  .brand{font-size:23px}
  .tabs button{padding:8px 9px;font-size:14px}
  .pane{padding:14px}
  .summary{flex-direction:column}
  .d-price{font-size:30px}
}
@media (prefers-reduced-motion:no-preference){ .toast{animation:pop .18s ease-out} @keyframes pop{from{opacity:0;transform:translate(-50%,8px)}} }