:root{--bg: #0f1216;--panel: #171b22;--panel-2: #1e2430;--stroke: #2a3240;--text: #e8edf5;--muted: #8b95a8;--accent: #2f6fed;--accent-2: #3d8bfd;--ok: #3ecf8e;--radius: 14px;--font: "Vazirmatn", system-ui, sans-serif}*{box-sizing:border-box}html,body,#app{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--font)}#app{display:grid;grid-template-rows:auto 1fr;grid-template-columns:320px 1fr;grid-template-areas:"top top" "dock view"}.topbar{grid-area:top;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;border-bottom:1px solid var(--stroke);background:linear-gradient(180deg,#141820,#10141a)}.brand{display:flex;gap:12px;align-items:center}.brand-mark{width:36px;height:36px;border-radius:10px;background:radial-gradient(circle at 30% 30%,#d4a574,transparent 55%),linear-gradient(135deg,#c4894a,#5c3d22);display:block;text-decoration:none;flex-shrink:0}.back-link{display:inline-block;color:#d4a574;text-decoration:none;font-size:13px}.back-link:hover{text-decoration:underline}.swatches{display:grid;grid-template-columns:1fr 1fr;gap:8px}.swatch{display:flex;flex-direction:column;gap:6px;align-items:stretch;padding:6px;border:1px solid #2a3544;border-radius:10px;background:#0f141c;color:#dce6f2;cursor:pointer;font:inherit;font-size:11px}.swatch img{width:100%;aspect-ratio:1.2;object-fit:cover;border-radius:6px;background:#1a222d}.swatch.on{border-color:#d4a574;box-shadow:0 0 0 1px #d4a57455}.swatch:disabled{opacity:.5;cursor:not-allowed}.brand strong{display:block;font-size:15px}.brand p{margin:2px 0 0;font-size:12px;color:var(--muted)}.status{font-size:12px;color:var(--muted);padding:6px 10px;border:1px solid var(--stroke);border-radius:999px;background:var(--panel)}.viewport{grid-area:view;position:relative;min-height:0;background:radial-gradient(ellipse at 50% 20%,#1a2230 0%,transparent 55%),radial-gradient(ellipse at 70% 80%,#152018 0%,transparent 40%),var(--bg)}#c{width:100%;height:100%;display:block;outline:none}.loading{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;gap:14px;background:#0a0c10b8;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);transition:opacity .35s ease}.loading.hide{opacity:0;pointer-events:none}.spinner{width:42px;height:42px;margin:0 auto;border-radius:50%;border:3px solid #2a3448;border-top-color:var(--accent-2);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#loading-text{margin:0;text-align:center;color:var(--muted);font-size:13px}.dock{grid-area:dock;border-inline-start:1px solid var(--stroke);background:var(--panel);overflow:auto;padding:16px;display:flex;flex-direction:column;gap:16px}.dock section{background:var(--panel-2);border:1px solid var(--stroke);border-radius:var(--radius);padding:14px}.dock h2{margin:0 0 12px;font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.02em}.btn-row{display:flex;gap:8px}.btn-row.wrap{flex-wrap:wrap}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--stroke);background:#232a38;color:var(--text);border-radius:10px;padding:9px 12px;font:inherit;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .1s ease}button:hover{background:#2b3344;border-color:#3a455a}button:active{transform:translateY(1px)}button.primary{background:var(--accent);border-color:transparent}button.primary:hover{background:var(--accent-2)}.slider-label{display:flex;justify-content:space-between;margin:14px 0 8px;font-size:12px;color:var(--muted)}input[type=range]{width:100%;accent-color:var(--accent)}.hint{margin:8px 0 0;font-size:11px;color:var(--muted);line-height:1.5}.check{display:flex;align-items:center;gap:8px;font-size:13px;margin:0 0 8px;color:var(--text)}.meta{font-size:12px;color:var(--muted);line-height:1.7}.meta strong{color:var(--text);font-weight:600}@media(max-width:900px){#app{grid-template-columns:1fr;grid-template-rows:auto 55vh auto;grid-template-areas:"top" "view" "dock"}.dock{border-left:none;border-top:1px solid var(--stroke)}}