:root{--bg:#0e1013;--panel:#14171c;--card:#1a1e25;--card-2:#1f242d;--border:#2a2f3a;--border-strong:#3a4150;--text:#eceef1;--muted:#98a1ae;--accent:#4f8cff;--accent-2:#8e4ec6;--accent-hover:#6b9fff}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{background:var(--bg);color:var(--text);font-family:Sora,system-ui,sans-serif;overflow:hidden}#app{display:flex}.mono{font-family:IBM Plex Mono,monospace}.muted{color:var(--muted);font-weight:400}#viewport{background:radial-gradient(1100px 700px at 46% 38%, #1c2434 0%, #1c243400 62%), var(--bg);flex:1;min-width:0;position:relative}#scene{width:100%;height:100%;display:block}#viewport-hint{color:var(--muted);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--border);pointer-events:none;white-space:nowrap;background:#0e1013b3;border-radius:999px;padding:7px 15px;font-family:IBM Plex Mono,monospace;font-size:11px;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}#drop-overlay{border:2px dashed var(--accent);z-index:10;pointer-events:none;background:#4f8cff1a;place-items:center;display:grid;position:absolute;inset:0}#drop-overlay[hidden]{display:none}.drop-card{background:var(--panel);border:1px solid var(--accent);border-radius:12px;padding:18px 28px;font-weight:600}#coach{z-index:12;pointer-events:none;position:absolute;top:18px;left:50%;transform:translate(-50%)}#coach[hidden]{display:none}.coach-card{border:1px solid var(--accent);text-align:center;white-space:nowrap;background:#14171cf5;border-radius:12px;flex-direction:column;gap:5px;padding:13px 20px;font-size:13px;line-height:1.8;animation:.3s coach-in;display:flex;box-shadow:0 8px 30px #00000080}@keyframes coach-in{0%{opacity:0;transform:translateY(-8px)}}.coach-card b{color:var(--accent)}#panel{background:var(--panel);border-left:1px solid var(--border);flex-direction:column;flex-shrink:0;gap:16px;width:336px;padding:24px 20px 16px;display:flex;overflow-y:auto}.brand{align-items:center;gap:10px;display:flex}.brand-mark{background:linear-gradient(135deg, var(--accent), var(--accent-2));border-radius:8px;flex-shrink:0;width:28px;height:28px;position:relative;box-shadow:0 2px 10px #4f8cff59}.brand-mark:after{content:"";background:#ffffffeb;border-radius:50%;position:absolute;inset:8px}#panel header h1{letter-spacing:-.02em;font-size:17px;font-weight:800}.subtitle{color:var(--muted);margin-top:10px;font-size:12.5px;line-height:1.55}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;flex-direction:column;gap:14px;padding:16px;display:flex}.card h2{letter-spacing:.01em;align-items:center;gap:9px;font-size:13.5px;font-weight:700;display:flex}.step{background:linear-gradient(135deg, var(--accent), var(--accent-2));color:#fff;border-radius:50%;flex-shrink:0;place-items:center;width:21px;height:21px;font-size:11.5px;font-weight:700;display:grid}.field{flex-direction:column;gap:9px;display:flex}.field-label{color:var(--muted);text-transform:uppercase;letter-spacing:.07em;justify-content:space-between;align-items:baseline;font-size:12px;font-weight:600;display:flex}.field-label .mono{color:var(--text);text-transform:none;letter-spacing:0;font-size:11px}.swatches{flex-wrap:wrap;gap:7px;display:flex}.swatch{outline-offset:-1px;cursor:pointer;border:2px solid #0000;border-radius:50%;outline:1px solid #ffffff24;flex-shrink:0;width:26px;height:26px;transition:transform .12s}.swatch:hover{transform:scale(1.15)}.swatch.selected{border-color:var(--panel);outline:2px solid var(--accent);outline-offset:1px}.custom-color{color:var(--muted);align-items:center;gap:10px;font-size:12px;display:flex}input[type=color]{border:1px solid var(--border);background:var(--card-2);cursor:pointer;border-radius:8px;flex:1;height:26px;padding:2px}.slot-row{gap:10px;display:flex}.slot{flex-direction:column;flex:1;gap:6px;display:flex;position:relative}.slot-title{font-size:12px;font-weight:600}.drop-zone{border:1.5px dashed var(--border-strong);cursor:pointer;background:repeating-conic-gradient(#20242c 0% 25%,#191d24 0% 50%) 0 0/18px 18px;border-radius:10px;place-items:center;transition:border-color .15s,background .15s;display:grid;position:relative;overflow:hidden}.drop-zone:hover{border-color:var(--accent)}.slot-zone{aspect-ratio:1}.slot-zone img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.drop-label-sm{z-index:1;text-align:center;color:var(--muted);background:#0e1013b8;border-radius:8px;flex-direction:column;align-items:center;gap:3px;padding:7px 11px;font-size:11px;display:flex;position:relative}.drop-label-sm[hidden]{display:none}.drop-label-sm .plus{color:var(--text);font-size:17px;font-weight:600;line-height:1}.slot-clear{z-index:2;border:1px solid var(--border);width:22px;height:22px;color:var(--text);cursor:pointer;background:#0e1013d9;border-radius:50%;place-items:center;font-size:14px;line-height:1;display:grid;position:absolute;top:28px;right:6px}.slot-clear[hidden]{display:none}.slot-clear:hover{color:#ff6b6b;border-color:#ff6b6b}#pattern-controls{border:1px solid var(--border);background:var(--card-2);border-radius:10px;flex-direction:column;gap:10px;padding:12px;display:flex}#pattern-controls[hidden]{display:none}#sticker-controls{background:#4f8cff12;border:1px solid #4f8cff59;border-radius:10px;flex-direction:column;gap:10px;padding:12px;display:flex}#sticker-controls[hidden]{display:none}.hint{color:var(--accent);font-size:12px;font-weight:600;line-height:1.9}kbd{border:1px solid var(--border);min-width:17px;color:var(--text);text-align:center;background:#12151a;border-bottom-width:2px;border-radius:4px;margin:0 1px;padding:1px 4px;font-family:IBM Plex Mono,monospace;font-size:10.5px;line-height:1.5;display:inline-block}.slider-row{align-items:center;gap:10px;font-size:12.5px;display:flex}.slider-row label{width:60px;color:var(--muted);flex-shrink:0}.slider-row input[type=range]{accent-color:var(--accent);flex:1}.check-row{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:8px;font-size:12.5px;display:flex}.check-row input{accent-color:var(--accent)}.finish-row{justify-content:space-between;align-items:center;font-size:12.5px;display:flex}.segmented{border:1px solid var(--border);background:#12151a;border-radius:8px;padding:2px;display:flex}.seg{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 12px;font-family:inherit;font-size:12px;font-weight:600;transition:background .15s,color .15s}.seg.selected{background:var(--card-2);color:var(--text);box-shadow:0 1px 3px #0006}.btn{border:1px solid var(--border);background:var(--card-2);color:var(--text);cursor:pointer;text-align:center;border-radius:9px;width:100%;padding:10px 12px;font-family:inherit;font-size:13px;font-weight:600;transition:background .15s,border-color .15s,transform .1s}.btn:hover{border-color:var(--border-strong);background:#262c37}.btn:active{transform:translateY(1px)}.btn.primary{background:linear-gradient(135deg, var(--accent), #3f7ae8);color:#fff;border-color:#0000;box-shadow:0 4px 14px #4f8cff47}.btn.primary:hover{background:linear-gradient(135deg, var(--accent-hover), #4f86f0)}.row{gap:8px;display:flex}.row .btn{flex:1}.file-btn{display:block}.export-note{color:var(--muted);text-align:center;font-size:11.5px;line-height:1.5}.export-note b{color:var(--text);font-weight:600}.model-name{color:var(--accent);word-break:break-all;font-family:IBM Plex Mono,monospace;font-size:12.5px}.stats{color:var(--muted);font-family:IBM Plex Mono,monospace;font-size:11px}.howto{color:var(--muted);font-size:12.5px}.howto summary{cursor:pointer;color:var(--text);font-weight:600}.howto ol{flex-direction:column;gap:6px;margin:8px 0 0 18px;line-height:1.45;display:flex}.howto b{color:var(--text)}#panel footer{color:var(--muted);text-align:center;margin-top:auto;padding-top:8px;font-size:11px}@media (width<=760px){#app{flex-direction:column}#viewport{flex:none;height:46vh}#panel{border-left:none;border-top:1px solid var(--border);flex:1;width:100%}}