:root{--bg: #0a0d12;--bg-raised: #121821;--bg-sunken: #070a0e;--line: #1e2733;--line-strong: #2b3644;--text: #e8edf3;--text-dim: #8b98a8;--accent: #ff6b35;--accent-soft: rgba(255, 107, 53, .14);--danger: #ff5d6c;--ok: #38d39f;--radius: 12px;--rail-width: 348px;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font:15px/1.5 Inter,Pretendard,Segoe UI,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}.shell{display:flex;flex-direction:column;height:100%}.topbar{display:flex;align-items:center;gap:16px;padding:14px 22px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#121821,#0d1218)}.brand{display:flex;align-items:center;gap:10px}.brand-mark{width:22px;height:22px;border-radius:50%;border:2px solid var(--accent);box-shadow:0 0 0 4px var(--accent-soft);position:relative}.brand-mark:after{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--accent)}.brand-name{font-weight:700;font-size:17px;letter-spacing:-.01em}.brand-tag{margin:0;color:var(--text-dim);font-size:13px}.topbar-actions{margin-left:auto;display:flex;gap:8px}.layout{display:grid;grid-template-columns:var(--rail-width) 1fr;flex:1;min-height:0}.rail{border-right:1px solid var(--line);overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:14px;background:var(--bg-sunken)}.card{background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:12px;transition:opacity .18s ease}.card.is-disabled{opacity:.4;pointer-events:none}.card h2{margin:0;font-size:12px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--text-dim)}.field,fieldset.field{display:flex;flex-direction:column;gap:7px;border:0;padding:0;margin:0;font-size:13px;color:var(--text-dim)}.field legend{padding:0;font-size:13px;color:var(--text-dim)}.field b{color:var(--text);font-variant-numeric:tabular-nums}.row{display:flex;gap:10px}.row>*{flex:1;min-width:0}input[type=text],input[type=date]{width:100%;padding:9px 11px;border-radius:9px;border:1px solid var(--line-strong);background:var(--bg-sunken);color:var(--text);font:inherit;font-size:14px}input[type=text]:focus-visible,input[type=date]:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input[type=range]{width:100%;accent-color:var(--accent)}.toggle{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text);cursor:pointer}.toggle input{accent-color:var(--accent);width:16px;height:16px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{padding:6px 11px;border-radius:999px;border:1px solid var(--line-strong);background:transparent;color:var(--text-dim);font:inherit;font-size:13px;cursor:pointer;transition:border-color .15s ease,color .15s ease,background .15s ease}.chip:hover{color:var(--text);border-color:var(--accent)}.chip[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent);color:var(--text)}.swatches{display:flex;gap:8px}.swatch{width:26px;height:26px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0;outline-offset:3px}.swatch[aria-pressed=true]{border-color:var(--text);box-shadow:0 0 0 3px #ffffff1f}button,a.primary{font:inherit}.primary{padding:11px 14px;border-radius:10px;border:0;background:var(--accent);color:#16100c;font-weight:650;cursor:pointer;text-align:center;text-decoration:none;display:block}.primary:hover{filter:brightness(1.08)}.primary:disabled{opacity:.45;cursor:not-allowed;filter:none}.ghost{padding:7px 12px;border-radius:8px;border:1px solid var(--line-strong);background:transparent;color:var(--text-dim);cursor:pointer;text-decoration:none;font-size:13px}.ghost:hover{color:var(--text);border-color:var(--accent)}.ghost.wide{display:block;width:100%;text-align:center}.link{background:none;border:0;padding:0;color:var(--accent);font-size:13px;cursor:pointer;text-align:left;text-decoration:underline;text-underline-offset:3px}.dropzone{border:1.5px dashed var(--line-strong);border-radius:var(--radius);padding:22px 14px;text-align:center;cursor:pointer;transition:border-color .15s ease,background .15s ease}.dropzone:hover,.dropzone:focus-visible,.dropzone.is-over{border-color:var(--accent);background:var(--accent-soft);outline:none}.dz-main{margin:0 0 4px;font-size:14px;font-weight:550}.dz-sub{margin:0;font-size:12px;color:var(--text-dim)}.hint{margin:0;font-size:12px;line-height:1.45;color:var(--text-dim)}.status{margin:0;font-size:12.5px;line-height:1.45;min-height:1em;color:var(--text-dim)}.status.is-error{color:var(--danger)}.status.is-ok{color:var(--ok)}.result{margin-top:2px}.rail-footer{margin-top:auto;padding-top:6px;font-size:11px;line-height:1.5;color:#5d6a7a}.rail-footer p{margin:0}.stage{display:flex;flex-direction:column;min-width:0;padding:22px;gap:16px;background:radial-gradient(1200px 600px at 60% -10%,rgba(255,107,53,.07),transparent 60%),var(--bg)}.stage-frame{flex:1;min-height:0;display:grid;place-items:center;position:relative}#preview{max-width:100%;max-height:100%;border-radius:14px;box-shadow:0 24px 60px #0000008c;background:var(--bg-sunken);display:block}.stage-empty,.stage-busy{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:14px;text-align:center;color:var(--text-dim);font-size:14px;border-radius:14px;background:#070a0eb8;backdrop-filter:blur(2px)}.stage-empty p,.stage-busy p{margin:0;max-width:32ch}.spinner{width:30px;height:30px;border-radius:50%;border:3px solid var(--line-strong);border-top-color:var(--accent);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation-duration:3s}}.transport{display:flex;align-items:center;gap:12px}.icon{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-strong);background:var(--bg-raised);color:var(--text);cursor:pointer;font-size:14px;flex:none}.icon:hover{border-color:var(--accent)}#scrub{flex:1}.readout{width:4.5ch;text-align:right;font-variant-numeric:tabular-nums;color:var(--text-dim);font-size:13px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:0}.stats>div{background:var(--bg-raised);border:1px solid var(--line);border-radius:10px;padding:10px 12px}.stats dt{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-dim)}.stats dd{margin:3px 0 0;font-size:17px;font-weight:650;font-variant-numeric:tabular-nums}@media(max-width:900px){.layout{grid-template-columns:1fr;overflow-y:auto}.rail{border-right:0;border-bottom:1px solid var(--line);overflow:visible}.stage{padding:16px}.stage-frame{min-height:52vh}.stats{grid-template-columns:repeat(2,1fr)}.brand-tag{display:none}}