*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f0f1a;--panel-bg:#16162a;--surface:#1e1e3a;--border:#2a2a4a;--text:#e8e8f0;--text-dim:#88a;--accent:#6c5ce7;--accent-hover:#7c6cf7;--success:#00b894;--error:#e17055;--panel-width:360px}html,body{background:var(--bg);height:100%;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;overflow:hidden}#app{height:100vh;display:flex}#controls-panel{width:var(--panel-width);min-width:var(--panel-width);background:var(--panel-bg);border-right:1px solid var(--border);flex-direction:column;gap:20px;height:100vh;padding:24px 20px;display:flex;overflow-y:auto}#viewport{flex:1;height:100vh;position:relative}.panel-header h1{margin-bottom:4px;font-size:18px;font-weight:700}.panel-header .subtitle{color:var(--text-dim);font-size:13px}.control-section{flex-direction:column;gap:12px;display:flex}.control-section h2{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);font-size:12px;font-weight:600}.preset-grid{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.preset-btn{background:var(--surface);color:var(--text-dim);cursor:pointer;border:2px solid #0000;border-radius:8px;flex-direction:column;align-items:center;gap:4px;padding:8px 4px;font-size:10px;transition:all .15s;display:flex}.preset-btn:hover{border-color:var(--border);color:var(--text)}.preset-btn.active{border-color:var(--accent);color:var(--accent);background:#6c5ce71a}.preset-btn svg{width:32px;height:32px}.upload-btn{text-align:center;background:var(--surface);border:1px dashed var(--border);color:var(--text-dim);cursor:pointer;border-radius:8px;padding:10px;font-size:13px;transition:all .15s;display:block}.upload-btn:hover{border-color:var(--accent);color:var(--text)}.upload-status{min-height:18px;font-size:12px}.upload-status.success{color:var(--success)}.upload-status.error{color:var(--error)}.slider-group{flex-direction:column;gap:14px;display:flex}.slider-group label{flex-direction:column;gap:6px;display:flex}.label-row{justify-content:space-between;font-size:13px;display:flex}.label-row .value{color:var(--accent);font-variant-numeric:tabular-nums;font-weight:600}.hint{color:var(--text-dim);opacity:.7;font-size:11px}input[type=range]{appearance:none;background:var(--surface);border-radius:3px;outline:none;width:100%;height:6px}input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--accent);cursor:pointer;border-radius:50%;width:16px;height:16px;transition:transform .1s}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}input[type=range]::-moz-range-thumb{background:var(--accent);cursor:pointer;border:none;border-radius:50%;width:16px;height:16px}.toggle-row{cursor:pointer;justify-content:space-between;align-items:center;font-size:13px;display:flex}input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);cursor:pointer}input[type=color]{border:1px solid var(--border);background:var(--surface);cursor:pointer;border-radius:6px;width:100%;height:36px;padding:2px}.layer-item{background:var(--surface);border-radius:8px;margin-bottom:8px;padding:10px 12px}.layer-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.layer-color-swatch{border:2px solid #ffffff26;border-radius:4px;flex-shrink:0;width:20px;height:20px}.layer-name{flex:1;font-size:13px;font-weight:500}.layer-toggle{flex-shrink:0}.layer-fields{flex-direction:column;gap:10px;display:flex}.layer-field{flex-direction:column;gap:4px;display:flex}.layer-field-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;font-size:11px}.layer-field-input{align-items:center;gap:6px;display:flex}.num-input{background:var(--bg);border:1px solid var(--border);width:72px;color:var(--accent);text-align:right;font-variant-numeric:tabular-nums;border-radius:6px;padding:5px 10px;font-family:inherit;font-size:13px;font-weight:600}.num-input:focus{border-color:var(--accent);outline:none}.unit{color:var(--text-dim);font-size:12px}.export-group{flex-direction:column;gap:8px;margin-top:auto;padding-top:16px;display:flex}.export-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;width:100%;padding:14px;font-size:14px;font-weight:600;transition:background .15s;display:flex}.export-btn.secondary{background:var(--surface);border:1px solid var(--border);padding:10px;font-size:13px}.export-btn:hover{background:var(--accent-hover)}.export-btn.secondary:hover{background:var(--border)}.export-btn:active{transform:scale(.98)}#controls-panel::-webkit-scrollbar{width:6px}#controls-panel::-webkit-scrollbar-track{background:0 0}#controls-panel::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}#release-notes{background:var(--panel-bg);border:1px solid var(--border);z-index:100;border-radius:10px;width:260px;padding:14px 16px;font-size:12px;position:absolute;top:12px;right:12px;box-shadow:0 4px 20px #0006}#release-notes .release-notes-header{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);justify-content:space-between;align-items:center;margin-bottom:10px;font-size:11px;font-weight:600;display:flex}#release-notes-close{color:var(--text-dim);cursor:pointer;background:0 0;border:none;padding:0 2px;font-size:18px;line-height:1}#release-notes-close:hover{color:var(--text)}#release-notes ul{flex-direction:column;gap:6px;list-style:none;display:flex}#release-notes li{color:var(--text);padding-left:14px;line-height:1.4;position:relative}#release-notes li:before{content:"•";color:var(--accent);position:absolute;left:0}