:root{--bg:#0b1220;--fg:#eef2ff;--card:#111a2b;--muted:#93a2bd;--primary:#2563eb;--border:#1f2940}
html[data-theme='light']{--bg:#f6f7fb;--fg:#0b1220;--card:#ffffff;--muted:#5b6b86;--primary:#2563eb;--border:#e5e7ef}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.45 system-ui,Segoe UI,Roboto,Helvetica,Arial}
.topbar{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid var(--border);position:sticky;top:0}
.brand{width:32px;height:32px;border-radius:9px;background:var(--primary);display:grid;place-items:center;color:white;font-weight:700}
.tabs{display:flex;gap:8px}.tab{border:1px solid var(--border);background:transparent;color:var(--fg);padding:8px 10px;border-radius:10px;cursor:pointer}
.tab.active,.btn.primary{background:var(--primary);color:#fff;border-color:transparent}
.btn{border:1px solid var(--border);background:transparent;color:var(--fg);padding:8px 10px;border-radius:10px;cursor:pointer}
.input{width:100%;padding:10px;border-radius:10px;border:1px solid var(--border);background:transparent;color:var(--fg)}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:14px}
.panel{padding:16px;max-width:1100px;margin:0 auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grid2 .full{grid-column:1/-1}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.row{display:flex;gap:10px;align-items:center}.between{justify-content:space-between}.end{justify-content:flex-end}.gap{gap:8px}
.mt{margin-top:12px}.mb{margin-bottom:12px}.muted{color:var(--muted)}.hidden{display:none}
.overlay{position:fixed;inset:0;display:grid;place-items:center;background:rgba(0,0,0,.45)}
.card .hint{color:var(--muted);font-size:12px;margin-top:6px}
.order{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:8px}
.badge{font-size:12px;border:1px solid var(--border);border-radius:999px;padding:2px 8px}
.item{display:flex;gap:8px;align-items:center;border:1px dashed var(--border);border-radius:12px;padding:8px}
.item img{width:56px;height:56px;object-fit:cover;border-radius:10px;border:1px solid var(--border)}
.item select,.item input{padding:6px;border-radius:8px;border:1px solid var(--border);background:transparent;color:var(--fg)}
.err{color:#ff6b6b} .preview{display:flex;flex-wrap:wrap;gap:8px}
.preview img{width:64px;height:64px;object-fit:cover;border-radius:10px;border:1px solid var(--border)}