:root{color-scheme:dark;--bg: #0c0f14;--bg-elevated: #141a22;--bg-slot: #1a222d;--border: #2a3544;--text: #e8eef6;--muted: #8b9bb0;--accent: #5b8cff;--accent-soft: rgba(91, 140, 255, .16);--tripo: #7c6cff;--meshy: #2ec4b6;--danger: #ff6b7a;--ok: #3dd68c;--radius: 14px;--shadow: 0 18px 50px rgba(0, 0, 0, .35);font-family:DM Sans,system-ui,sans-serif;line-height:1.5;font-weight:400;color:var(--text);background:radial-gradient(1200px 600px at 10% -10%,rgba(91,140,255,.18),transparent 55%),radial-gradient(900px 500px at 90% 0%,rgba(46,196,182,.12),transparent 50%),var(--bg)}*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input{font:inherit}button{cursor:pointer}.app{max-width:1180px;margin:0 auto;padding:32px 20px 64px}.hero{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}.hero h1{margin:0;font-size:clamp(1.6rem,3vw,2.2rem);letter-spacing:-.03em}.hero p{margin:0;color:var(--muted);max-width:62ch}.gate,.panel{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.gate{max-width:420px;margin:80px auto;display:flex;flex-direction:column;gap:14px}.gate label,.field-label{font-size:.9rem;color:var(--muted)}.gate input,.field input[type=password]{width:100%;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);padding:12px 14px}.primary,.ghost{border-radius:10px;padding:11px 16px;border:1px solid transparent;transition:.15s ease}.primary{background:var(--accent);color:#041018;font-weight:600}.primary:disabled{opacity:.5;cursor:not-allowed}.primary:hover:not(:disabled){filter:brightness(1.08)}.ghost{background:transparent;border-color:var(--border);color:var(--text)}.ghost:hover{background:var(--accent-soft)}.stack{display:flex;flex-direction:column;gap:20px}.section-title{margin:0 0 12px;font-size:1rem;font-weight:600}.slots{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}@media(max-width:860px){.slots{grid-template-columns:repeat(2,minmax(0,1fr))}.results,.history-grid{grid-template-columns:1fr}}.slot{border:1px dashed var(--border);border-radius:12px;background:var(--bg-slot);min-height:180px;padding:12px;display:flex;flex-direction:column;gap:8px;position:relative}.slot.has-image{border-style:solid}.slot-title{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:var(--muted)}.slot-title strong{color:var(--text);font-weight:600}.slot img{width:100%;height:120px;object-fit:cover;border-radius:8px}.slot input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}.slot-empty{flex:1;display:grid;place-items:center;color:var(--muted);font-size:.85rem;text-align:center;pointer-events:none}.controls{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}.checks{display:flex;gap:16px;flex-wrap:wrap}.checks label{display:inline-flex;gap:8px;align-items:center;color:var(--muted)}.results{display:grid;grid-template-columns:1fr 1fr;gap:16px}.result-card{border:1px solid var(--border);border-radius:12px;background:var(--bg);overflow:hidden;display:flex;flex-direction:column;min-height:360px}.result-card header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border)}.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:.78rem;font-weight:600}.badge.tripo{background:#7c6cff2e;color:#c8c0ff}.badge.meshy{background:#2ec4b629;color:#8af0e4}.status{font-size:.85rem;color:var(--muted)}.status.ok{color:var(--ok)}.status.fail{color:var(--danger)}.viewer-wrap{flex:1;min-height:280px;background:#090c11}.viewer-stage{position:relative;width:100%;height:360px}.viewer-stage model-viewer{display:block;width:100%;height:360px;background:#090c11;--progress-bar-color: var(--accent)}.viewer-error{position:absolute;left:16px;right:16px;bottom:16px;margin:0;color:var(--danger);font-size:.85rem}.placeholder{min-height:280px;display:grid;place-items:center;color:var(--muted);padding:24px;text-align:center}.progress{height:6px;background:#1d2633;border-radius:999px;overflow:hidden;margin:0 16px 12px}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--meshy));transition:width .25s ease}.result-actions{display:flex;gap:10px;padding:0 16px 16px}.error-banner{border:1px solid rgba(255,107,122,.35);background:#ff6b7a1a;color:#ffc2c9;border-radius:10px;padding:12px 14px}.hint{color:var(--muted);font-size:.85rem}.info-banner{border:1px solid rgba(91,140,255,.35);background:#5b8cff1a;color:#c8d9ff;border-radius:10px;padding:12px 14px;margin-bottom:14px}.info-banner code{font-size:.85em}.history-panel{margin-top:4px}.history-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.history-header .section-title{margin:0}.history-list{display:flex;flex-direction:column;gap:16px}.history-group{border:1px solid var(--border);border-radius:12px;background:var(--bg);padding:14px}.history-group>header{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:12px}.history-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.history-card{display:flex;flex-direction:column;gap:10px;text-align:left;border:1px solid var(--border);border-radius:10px;background:var(--bg-slot);color:inherit;padding:12px;min-height:160px}.history-card.selected{border-color:var(--accent);box-shadow:0 0 0 1px #5b8cff59}.history-card.empty{justify-content:center;cursor:default}.history-card-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.history-thumb-fallback{height:72px;display:grid;place-items:center;border-radius:8px;background:#090c11;color:var(--muted);font-size:.85rem}.history-preview{margin-top:12px;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:#090c11}.history-preview-head{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-bottom:1px solid var(--border)}.recolor-panel{display:flex;flex-direction:column;gap:10px;padding:12px 14px 14px;border-top:1px solid var(--border);background:var(--bg)}.recolor-label{font-size:.85rem;color:var(--muted)}.recolor-prompt{width:100%;resize:vertical;min-height:64px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#090c11;color:inherit;font:inherit;line-height:1.4}.recolor-prompt:disabled{opacity:.7}.recolor-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.recolor-error{margin:0;color:var(--danger);font-size:.85rem}.usage-panel{margin-top:4px}.usage-current{margin:0 0 12px}.usage-table-wrap{overflow-x:auto}.usage-table{width:100%;border-collapse:collapse;font-size:.92rem}.usage-table th,.usage-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}.usage-table th{color:var(--muted);font-weight:600;font-size:.8rem}.usage-table tr.is-current td{background:#5b8cff14}.lang-switcher{display:inline-flex;gap:4px;align-items:center}.lang-switcher button{border:1px solid var(--border);background:transparent;color:var(--muted);border-radius:8px;padding:4px 10px;font-size:.8rem}.lang-switcher button.is-active{color:var(--text);border-color:var(--accent);background:var(--accent-soft)}.gate-header,.hero-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.gate-header h1,.hero-header h1{margin:0}