:root{--bg: #0f1317;--surface: #161c22;--surface2: #1d242c;--line: #242d36;--ink: #e9edf1;--muted: #8fa0ae;--accent: #3ecf8e;--accent-dim: #2aa270;--warn: #e5b04b;--danger: #e0606a;--radius: 12px;--mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}.muted{color:var(--muted)}.error{color:var(--danger);margin:4px 0 0;font-size:14px}.center{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}.wordmark{font-size:22px;letter-spacing:-.02em;font-weight:400}.wordmark b{color:var(--accent);font-weight:700}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.login{width:100%;max-width:360px;display:flex;flex-direction:column;gap:14px}.login p{margin:-6px 0 4px;font-size:14px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}input,select{background:var(--surface2);border:1px solid var(--line);border-radius:8px;color:var(--ink);font:inherit;padding:10px 12px;width:100%}input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}button{font:inherit;border:0;border-radius:8px;cursor:pointer;padding:11px 16px}button:disabled{opacity:.5;cursor:default}.primary{background:var(--accent);color:#08231a;font-weight:600}.primary:not(:disabled):active{background:var(--accent-dim)}.ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}.page{max-width:680px;margin:0 auto;padding:16px 16px calc(32px + env(safe-area-inset-bottom))}header{display:flex;align-items:center;justify-content:space-between;padding:8px 0 16px}.head-right{display:flex;align-items:center;gap:10px}.sync{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}.sync .dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}.sync-live .dot{background:var(--accent);animation:pulse 2s ease-in-out infinite}.sync-polling .dot{background:var(--warn)}@keyframes pulse{50%{opacity:.35}}@media (prefers-reduced-motion: reduce){.sync-live .dot{animation:none}}.form{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}.form h2{margin:0;font-size:15px;font-weight:600}.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.actions{display:flex;gap:10px}.list-head{display:flex;align-items:baseline;justify-content:space-between;padding:0 4px 6px}.list-head h2{margin:0;font-size:15px;font-weight:600}.empty{padding:20px 4px}.item{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;text-align:left;background:transparent;color:var(--ink);border-bottom:1px solid var(--line);border-radius:0;padding:13px 4px}.item:active{background:var(--surface)}.item-main{display:flex;flex-direction:column;gap:3px;min-width:0}.item-name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}.qty{color:var(--muted);font-size:15px;flex-shrink:0}.chip{font-size:11px;font-family:var(--mono);border:1px solid var(--line);border-radius:5px;padding:1px 6px;color:var(--muted)}.status-available{color:var(--accent);border-color:var(--accent-dim)}.status-sold{color:var(--warn);border-color:var(--warn)}@media (max-width: 420px){.row3{grid-template-columns:1fr 1fr}.row3 label:first-child{grid-column:1 / -1}}