:root{
  --bg:#f6f1e8; --paper:#fffdf8; --ink:#1d1a16; --muted:#6f675c; --line:#e3d9c8;
  --accent:#9e1b1b; --accent-ink:#fff; --accent-soft:#f6e3df; --gold:#c98a14;
  --ok:#1f7a43; --warn:#a85d00; --err:#b3261e;
  --hot:#c62828; --warm:#d98a00; --cold:#3a6ea5;
  --radius:16px; --tap:48px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#15120f; --paper:#1f1b17; --ink:#f3ede4; --muted:#a59c90; --line:#383128; --accent:#e0574b; --accent-soft:#3a1f1b; --accent-ink:#fff; }
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.4 var(--font)}
body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
.hidden{display:none!important}
.muted{color:var(--muted)} .center{text-align:center}

/* top bar */
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:var(--accent);color:#fff}
.topbar .title{font-weight:700;font-size:18px;letter-spacing:.2px}
.topbar .sub{font-size:12px;opacity:.85}
.sync-pill{white-space:nowrap;display:flex;align-items:center;gap:6px;border:0;border-radius:99px;padding:7px 12px;background:rgba(255,255,255,.18);color:#fff;font:600 13px var(--font)}
.sync-pill .dot{width:9px;height:9px;border-radius:50%;background:#7CFC9A}
.sync-pill.pending .dot{background:#ffd54f;animation:pulse 1.2s infinite}
.sync-pill.offline .dot{background:#bbb}
.sync-pill.error .dot{background:#ff8a80}
@keyframes pulse{50%{opacity:.35}}

.view{max-width:720px;margin:0 auto;padding:12px 12px 24px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:0 0 12px}
.card h2{margin:0 0 6px;font-size:18px;display:flex;align-items:center;gap:10px}
details.card summary{list-style:none;cursor:pointer} details.card summary::-webkit-details-marker{display:none}
details.card[open] summary h2{margin-bottom:10px}
.step{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--accent);color:#fff;font-size:14px;flex:none}
.hint{margin:0 0 10px;color:var(--muted);font-size:14px}
.hint.warn{color:var(--warn)}
.opt{font-weight:400;font-size:12px;color:var(--muted);margin-left:auto}
.label{display:block;margin:14px 0 6px;font-size:14px;font-weight:600;color:var(--muted)}
.label.req::after{content:" *";color:var(--accent)}

input,select,textarea{width:100%;min-height:var(--tap);padding:10px 12px;border:1.5px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink);font:17px var(--font)}
textarea{min-height:auto;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);background:var(--paper)}
input.xl{font-size:19px;font-weight:600}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:8px} .row2 .label{margin-top:14px}
.row3{display:grid;grid-template-columns:1fr 90px 1fr;gap:8px;margin-top:8px}
.product .row2{margin-top:8px}
.small-toggle{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted);margin-top:8px}
.small-toggle input{width:18px;min-height:18px}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{min-height:40px;padding:8px 14px;border-radius:99px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);font:15px var(--font)}
.chip.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.chips.big .chip{min-height:var(--tap);font-size:17px;padding:10px 20px}
.prio .chip[data-v="Hot"].on{background:var(--hot);border-color:var(--hot)}
.prio .chip[data-v="Warm"].on{background:var(--warm);border-color:var(--warm)}
.prio .chip[data-v="Cold"].on{background:var(--cold);border-color:var(--cold)}
.stars{display:flex;gap:4px}
.stars button{font-size:34px;line-height:1;border:0;background:none;color:var(--line);padding:2px 4px}
.stars button.on{color:var(--gold)}

/* photos */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.shot{aspect-ratio:1/1;border:2px dashed var(--line);border-radius:14px;display:grid;place-items:center;text-align:center;font-size:14px;color:var(--muted);background:var(--bg);overflow:hidden;position:relative}
.shot:first-child{border-color:var(--accent);color:var(--accent)}
.shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.shot-ph{font-size:13px;line-height:1.5} .shot-ph::first-line{font-size:26px}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.thumb{position:relative;width:76px;height:76px;border-radius:10px;overflow:hidden;border:1px solid var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb button{position:absolute;top:2px;right:2px;width:24px;height:24px;border-radius:50%;border:0;background:rgba(0,0,0,.6);color:#fff;font-size:13px}
.thumb .tag{position:absolute;bottom:0;left:0;right:0;font-size:10px;background:rgba(0,0,0,.55);color:#fff;text-align:center;padding:1px}
.add-more{display:block;margin-top:10px;color:var(--accent);font-weight:600;font-size:15px;padding:8px 0}

.product{border:1.5px solid var(--line);border-radius:14px;padding:12px;margin-bottom:10px;background:var(--bg)}
.product input,.product select{background:var(--paper)}
.product-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.product .btn.small{margin:8px 6px 0 0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:var(--tap);padding:10px 18px;border-radius:14px;border:1.5px solid transparent;font:600 16px var(--font);text-decoration:none;cursor:pointer}
.btn.primary{background:var(--accent);color:var(--accent-ink)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn.block{display:flex;width:100%;margin-top:10px}
.btn.small{min-height:40px;font-size:14px;padding:8px 12px}
.btn.grow{flex:1}
.btn:disabled{opacity:.6}
.link{border:0;background:none;color:var(--accent);font:600 14px var(--font);padding:6px}
.link.danger{color:var(--err)}
.savebar{position:sticky;bottom:calc(68px + env(safe-area-inset-bottom));display:flex;gap:8px;padding:10px;margin:0 -12px;background:linear-gradient(transparent,var(--bg) 30%)}
.savebar .btn{min-height:56px;font-size:18px}
.edit-banner{background:var(--accent-soft);border-radius:12px;padding:10px 12px;margin-bottom:10px;font-size:15px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.dup{margin-top:8px;padding:8px 12px;border-radius:10px;background:#fff4d6;color:#6b4a00;font-size:14px}
@media (prefers-color-scheme: dark){.dup{background:#3a2f12;color:#ffd77a}}

/* tab bar */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(3,1fr);background:var(--paper);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
.tabbar button{border:0;background:none;color:var(--muted);font:600 12px var(--font);padding:8px 0 10px;display:flex;flex-direction:column;align-items:center;gap:2px;position:relative;min-height:60px}
.tabbar button span{font-size:22px;line-height:1}
.tabbar button.active{color:var(--accent)}
.badge{position:absolute;top:4px;left:calc(50% + 8px);background:var(--warn);color:#fff;border-radius:99px;font-size:11px;padding:1px 6px}

/* lists */
.searchbar{position:sticky;top:64px;z-index:10;background:var(--bg);padding:4px 0 8px}
.filters{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.filters select{min-height:42px;font-size:15px}
.group-title{font-size:13px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;margin:14px 4px 8px}
.item{display:flex;gap:12px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:10px;margin-bottom:8px;cursor:pointer;width:100%;text-align:left;color:var(--ink);font:inherit}
.item .ph{width:62px;height:62px;border-radius:10px;background:var(--bg);flex:none;overflow:hidden;display:grid;place-items:center;color:var(--muted);font-size:22px}
.item .ph img{width:100%;height:100%;object-fit:cover}
.item .t{font-weight:700;font-size:16px}
.item .m{font-size:13px;color:var(--muted);margin-top:2px}
.item .r{margin-left:auto;text-align:right;font-size:12px;flex:none}
.pr{display:inline-block;border-radius:99px;padding:2px 8px;color:#fff;font-weight:700;font-size:11px}
.pr.Hot{background:var(--hot)} .pr.Warm{background:var(--warm)} .pr.Cold{background:var(--cold)}
.st{font-size:12px;font-weight:700} .st.pending{color:var(--warn)} .st.error{color:var(--err)} .st.synced{color:var(--ok)}
.stats .bar{display:flex;align-items:center;gap:8px;font-size:14px;margin:6px 0}
.stats .bar i{display:block;height:10px;background:var(--accent);border-radius:6px}
.stats .bar span{flex:1;min-width:0}

/* sheet */
.sheet{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.45);display:flex;align-items:flex-end;justify-content:center}
.sheet-body{position:relative;background:var(--paper);width:100%;max-width:720px;max-height:92vh;overflow:auto;border-radius:20px 20px 0 0;padding:20px 16px calc(24px + env(safe-area-inset-bottom))}
.sheet-close{position:sticky;top:0;float:right;width:40px;height:40px;border-radius:50%;border:0;background:var(--bg);color:var(--ink);font-size:18px}
.sheet h3{margin:0 0 4px;font-size:22px;padding-right:48px}
.kv{display:grid;grid-template-columns:130px 1fr;gap:6px 10px;font-size:15px;margin:12px 0}
.kv dt{color:var(--muted)} .kv dd{margin:0;word-break:break-word}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:10px 0}
.gallery img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:10px;cursor:zoom-in}
.sheet-actions{display:flex;gap:8px;margin-top:16px}
.sheet-actions .btn{flex:1}
.quick{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.quick a{font-size:14px}
.lightbox{position:fixed;inset:0;z-index:60;background:#000;display:grid;place-items:center}
.lightbox img{max-width:100%;max-height:100%}

.toast{position:fixed;left:50%;bottom:calc(140px + env(safe-area-inset-bottom));transform:translateX(-50%) translateY(20px);opacity:0;pointer-events:none;background:var(--ink);color:var(--paper);padding:12px 18px;border-radius:12px;font-weight:600;transition:.25s;z-index:70;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:24px}
.login-card{width:100%;max-width:380px;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:28px 22px;text-align:center}
.login-card .label{text-align:left}
.login-card .chips{justify-content:center}
.login-card h1{margin:10px 0 2px}
.brand-mark{width:64px;height:64px;margin:0 auto;border-radius:18px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:34px;font-weight:700}
.err{color:var(--err);min-height:1.4em;font-weight:600}
#pin{text-align:center;font-size:24px;letter-spacing:6px}