@import "https://fonts.googleapis.com/css2?family=DM+Mono:ital,wght@0,300;0,400;0,500;1,400&family=Syne:wght@700;800&display=swap";:root{--bg:#0b0d11;--surface:#111318;--surface-2:#181b22;--border:#22262f;--border-hi:#2e3340;--accent:#39ff9a;--accent-dim:#1c7a4a;--accent-glow:#39ff9a26;--text:#e2e6ef;--text-muted:#5a6175;--text-dim:#8892a4;--red:#ff4d6a;--amber:#ffb830;--radius:6px;--radius-lg:12px;--mono:"DM Mono", "Courier New", monospace;--display:"Syne", sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{overscroll-behavior:none}html{height:100%}body{background:var(--bg);min-height:100%;color:var(--text);font-family:var(--mono);background-image:linear-gradient(#ffffff05 1px,#0000 1px),linear-gradient(90deg,#ffffff05 1px,#0000 1px);background-size:40px 40px;font-size:13px;line-height:1.6}main{width:100%;margin:0 auto;padding:32px}h1{font-family:var(--display);letter-spacing:-.02em;color:var(--text);margin-bottom:10px;font-size:clamp(24px,4vw,32px);font-weight:800;line-height:1;display:inline-block;position:relative}h1:after{content:"";background:var(--accent);width:40px;height:3px;box-shadow:0 0 10px var(--accent);border-radius:2px;position:absolute;bottom:-6px;left:0}.subtitle{font-family:var(--mono);color:var(--text-muted);letter-spacing:.04em;margin-top:10px;margin-bottom:20px;font-size:12px}.subtitle code{background:var(--surface-2);border:1px solid var(--border);color:var(--accent);border-radius:3px;padding:1px 6px;font-size:11px}.workspace{grid-template-columns:1fr 1fr;align-items:start;gap:24px;display:grid}.right-column{flex-direction:column;gap:24px;display:flex;position:sticky;top:32px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);scrollbar-width:none;-ms-overflow-style:none;height:calc(100vh - 64px);transition:border-color .2s;overflow-y:scroll}.panel:hover{border-color:var(--border-hi)}.panel__header{border-bottom:1px solid var(--border);background:var(--surface-2);align-items:center;gap:8px;padding:14px 20px;display:flex;position:sticky;top:0}.panel__dot{background:var(--accent);width:8px;height:8px;box-shadow:0 0 6px var(--accent);border-radius:50%}.panel__title{letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);font-size:10px;font-weight:500}.panel__body{flex-direction:column;gap:0;padding:24px;display:flex}#dropzone{cursor:pointer;border:1.5px dashed var(--border-hi);border-radius:var(--radius);background:var(--surface-2);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:36px 24px;transition:border-color .2s,background .2s,box-shadow .2s;display:flex;position:relative;overflow:hidden}#dropzone:before{content:"";background:radial-gradient(ellipse at 50% 120%, var(--accent-glow), transparent 70%);opacity:0;pointer-events:none;transition:opacity .3s;position:absolute;inset:0}#dropzone:hover:before,#dropzone.drag-over:before{opacity:1}#dropzone:hover,#dropzone.drag-over{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-dim), inset 0 0 30px var(--accent-glow);background:#12161f}#dropzone.has-file{border-style:solid;border-color:var(--accent-dim);background:#39ff9a0a}.dropzone__icon{filter:grayscale(.5);font-size:28px;line-height:1;transition:transform .2s,filter .2s}#dropzone:hover .dropzone__icon,#dropzone.drag-over .dropzone__icon{filter:none;transform:scale(1.1)}.dropzone__label{color:var(--text-dim);font-size:12px}.dropzone__label strong{color:var(--text)}.dropzone__filename{color:var(--accent);background:var(--accent-glow);border:1px solid var(--accent-dim);text-overflow:ellipsis;white-space:nowrap;border-radius:20px;max-width:100%;padding:3px 10px;font-size:11px;overflow:hidden}.config-section{border-top:1px solid var(--border);flex-direction:column;gap:20px;margin-top:24px;padding-top:24px;display:flex}.config-field{flex-direction:column;gap:8px;display:flex}.config-label{letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);justify-content:space-between;align-items:baseline;font-size:10px;font-weight:500;display:flex}.config-label span{color:var(--text-muted);opacity:.6;text-transform:none;letter-spacing:0;font-size:9px;font-weight:400}.config-textarea{resize:vertical;background:var(--surface-2);border:1px solid var(--border-hi);border-radius:var(--radius);width:100%;min-height:80px;color:var(--text);font-family:var(--mono);word-break:break-all;outline:none;padding:10px 12px;font-size:11px;line-height:1.7;transition:border-color .15s,box-shadow .15s}.config-textarea:focus{border-color:var(--accent-dim);box-shadow:0 0 0 2px #39ff9a14}.pow2-control{background:var(--surface-2);border:1px solid var(--border-hi);border-radius:var(--radius);display:flex;overflow:hidden}.pow2-control input[type=radio]{display:none}.pow2-control label{text-align:center;color:var(--text-muted);cursor:pointer;border-right:1px solid var(--border);-webkit-user-select:none;user-select:none;font-size:11px;font-family:var(--mono);flex:1;padding:8px 4px;transition:background .12s,color .12s}.pow2-control label:last-of-type{border-top-right-radius:var(--radius);border-bottom-right-radius:var(--radius);border-right:none}.pow2-control label:first-of-type{border-top-left-radius:var(--radius);border-bottom-left-radius:var(--radius)}.pow2-control input[type=radio]:checked+label{background:var(--accent-glow);color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent-dim);font-weight:500}.pow2-control label:hover{color:var(--text-dim);background:#ffffff08}.generate-btn{background:var(--accent);color:#04120a;border-radius:var(--radius);width:100%;font-family:var(--mono);letter-spacing:.05em;cursor:pointer;border:none;justify-content:center;align-items:center;gap:10px;margin-top:24px;padding:14px 24px;font-size:13px;font-weight:500;transition:background .15s,box-shadow .15s,transform .1s,opacity .15s;display:flex;position:relative;overflow:hidden}.generate-btn:before{content:"";pointer-events:none;background:linear-gradient(135deg,#ffffff26 0%,#0000 60%);position:absolute;inset:0}.generate-btn:hover:not(:disabled){background:#5fffac;transform:translateY(-1px);box-shadow:0 0 20px #39ff9a66,0 4px 12px #0006}.generate-btn:active:not(:disabled){transform:translateY(0);box-shadow:0 0 10px #39ff9a33}.generate-btn:disabled{opacity:.3;cursor:not-allowed}.generate-btn.loading{opacity:.7;cursor:wait}.generate-btn__icon{font-size:15px}.progress-container{align-items:center;gap:12px;display:flex}.progress-track{background:var(--border);border-radius:2px;flex:1;height:3px;overflow:hidden}.progress-fill{background:var(--accent);width:0%;height:100%;box-shadow:0 0 8px var(--accent);border-radius:2px;transition:width .15s ease-out}#progressText{color:var(--text-muted);text-align:right;font-variant-numeric:tabular-nums;min-width:32px;font-size:10px}.status{border-radius:var(--radius);border-left:3px solid #0000;align-items:center;gap:6px;margin-block:10px;padding:10px 14px;font-size:11px;transition:all .2s;display:flex}.status:empty{display:none}.status--info{border-left-color:var(--text-muted);color:var(--text-dim);background:#8892a40f}.status--success{border-left-color:var(--accent);color:var(--accent);background:#39ff9a0f}.status--error{border-left-color:var(--red);color:var(--red);background:#ff4d6a12}.downloads{flex-direction:column;gap:10px;margin-top:14px;display:flex}.downloads:empty{display:none}.download-btn{background:var(--surface-2);border:1px solid var(--border-hi);border-radius:var(--radius);color:var(--text);font-family:var(--mono);cursor:pointer;align-items:center;gap:10px;padding:12px 16px;font-size:12px;text-decoration:none;transition:border-color .15s,background .15s,color .15s,box-shadow .15s;display:flex}.download-btn:hover{background:var(--accent-glow);border-color:var(--accent);color:var(--accent);box-shadow:0 0 12px var(--accent-glow)}.preview-placeholder{min-height:260px;color:var(--text-muted);letter-spacing:.05em;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;font-size:11px;display:flex}.preview-placeholder svg{opacity:.2}.atlas-preview{aspect-ratio:1;object-fit:contain;border-radius:var(--radius);width:100%;image-rendering:pixelated;border:1px solid var(--border);background-image:linear-gradient(#ffffff0d 1px,#0000 1px),linear-gradient(90deg,#ffffff0d 1px,#0000 1px);background-size:20px 20px;display:block}@media (width<=720px){.workspace{grid-template-columns:1fr}.right-column{position:static}}