:root{--bg: #f3f4f6;--bg-elevated: #ffffff;--bg-soft: #e8eaee;--bg-panel: #ffffff;--border: rgba(28, 33, 40, .1);--border-strong: rgba(28, 33, 40, .18);--text: #1c2128;--muted: #667085;--accent: #b8860b;--accent-soft: rgba(184, 134, 11, .12);--accent-strong: #9a7209;--danger: #d14343;--success: #2f9d6a;--info: #3b82f6;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--rail-w: 168px;--panel-w: 300px;--topbar-h: 52px;--promptbar-h: 88px;--mobile-bottom-h: 56px;--touch-min: 44px;--font-display: "Syne", "PingFang SC", sans-serif;--font-body: "IBM Plex Sans", "PingFang SC", sans-serif;--elev-1: 0 1px 2px rgba(28, 33, 40, .04), 0 4px 12px rgba(28, 33, 40, .05);--elev-2: 0 2px 4px rgba(28, 33, 40, .04), 0 12px 32px rgba(28, 33, 40, .1);--elev-3: 0 4px 8px rgba(28, 33, 40, .06), 0 20px 48px rgba(28, 33, 40, .14);--elev-inset: inset 0 1px 3px rgba(28, 33, 40, .06), inset 0 0 0 1px rgba(28, 33, 40, .04);--shadow-soft: var(--elev-2);--stage-bg: #e6e8ed;--stage-vignette: rgba(28, 33, 40, .06)}*{box-sizing:border-box}html{color-scheme:light}html,body,#app{margin:0;min-height:100%}body{background:radial-gradient(900px 480px at 12% -5%,rgba(184,134,11,.08),transparent 55%),radial-gradient(700px 400px at 100% 0%,rgba(100,120,150,.06),transparent 50%),var(--bg);color:var(--text);font-family:var(--font-body);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}img,video{max-width:100%;display:block}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:10px 18px;cursor:pointer;transition:.2s ease;background:var(--bg-soft)}.btn:hover{filter:brightness(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,#d4a84b,#b8860b);color:#fff;font-weight:700;box-shadow:0 6px 20px #b8860b40}.btn-ghost{background:transparent;border-color:var(--border);border-radius:var(--radius-sm)}.btn-danger{background:#d143431a;color:#d14343;border-color:#d1434347;border-radius:var(--radius-sm)}.input,.select,.textarea{width:100%;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;outline:none;transition:border-color .15s,box-shadow .15s}.input:focus,.select:focus,.textarea:focus{border-color:#b8860b8c;box-shadow:0 0 0 3px var(--accent-soft)}.textarea{min-height:100px;resize:vertical}.label{display:block;margin-bottom:6px;color:var(--muted);font-size:12px;letter-spacing:.02em}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-soft)}.chip{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--border);font-size:12px;cursor:pointer;transition:.15s}.chip:hover{border-color:var(--border-strong)}.chip.on{background:var(--accent-soft);border-color:#b8860b73;color:var(--accent-strong)}.seg{display:flex;gap:4px;padding:3px;background:var(--bg-soft);border:1px solid var(--border);border-radius:10px}.seg-item{flex:1;text-align:center;padding:7px 8px;border-radius:8px;font-size:12px;color:var(--muted);cursor:pointer;transition:.15s;border:none;background:transparent}.seg-item.on{background:#fff;color:var(--text);box-shadow:0 1px 4px #1c212814}.ratio-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.ratio-cell{aspect-ratio:1;display:grid;place-items:center;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;cursor:pointer;font-size:11px;color:var(--muted);transition:.15s}.ratio-cell.on{border-color:#b8860b8c;color:var(--accent-strong);background:var(--accent-soft)}.ratio-cell .box{width:22px;height:14px;border:1.5px solid currentColor;border-radius:2px;margin-bottom:4px;opacity:.7}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--border)}.table th{color:var(--muted);font-weight:500;font-size:12px}.toast{position:fixed;right:20px;bottom:20px;z-index:99;background:var(--bg-elevated);border:1px solid var(--border);padding:12px 16px;border-radius:10px;box-shadow:var(--shadow-soft)}.toast.error{border-color:#d1434380}.toast.ok{border-color:#2f9d6a80}.page-title{font-family:var(--font-display);font-size:26px;font-weight:800;letter-spacing:-.02em;margin:0 0 6px}.page-sub{color:var(--muted);margin:0 0 20px}.uc-page{max-width:920px;margin:0 auto;padding:28px 24px 48px}.uc-page .page-title{font-size:22px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:900px){.grid-2{grid-template-columns:1fr}.uc-page{padding:16px 14px calc(24px + var(--mobile-bottom-h) + env(safe-area-inset-bottom,0px))}.page-title{font-size:22px}.uc-page .page-title{font-size:20px}.table-wrap-card{overflow-x:auto;-webkit-overflow-scrolling:touch}}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes pulseBar{0%,to{opacity:.55;transform:translate(0)}50%{opacity:1;transform:translate(45%)}}@keyframes spinSoft{to{transform:rotate(360deg)}}