@property --accent-start{syntax: "<color>"; inherits: true; initial-value: #FF5C00;}@property --accent-end{syntax: "<color>"; inherits: true; initial-value: #FF8A4C;}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0A0A0B;--bg-secondary: #111113;--bg-tertiary: #1A1A1D;--border-color: #2A2A2E;--text-primary: #FFFFFF;--text-secondary: #ADADB0;--text-muted: #6B6B70;--accent-start: #FF5C00;--accent-end: #FF8A4C;--glass-bg: rgba(10, 10, 11, .75);--glass-blur: blur(20px);--glass-border: 1px solid rgba(255, 255, 255, .06);transition:--accent-start .4s ease,--accent-end .4s ease}html,body{width:100%;height:100%;overflow:hidden;font-family:Inter,sans-serif;background:var(--bg-primary);color:var(--text-primary);-webkit-user-select:none;user-select:none}input,textarea{-webkit-user-select:text;user-select:text}#app{display:flex;width:100%;height:100%}.icon-rail{position:fixed;top:84px;left:16px;bottom:16px;width:56px;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:var(--glass-border);border-radius:16px;padding:12px 0;display:flex;flex-direction:column;align-items:center;gap:4px;z-index:21;box-shadow:0 8px 32px #0006;user-select:none;-webkit-user-select:none;transition:transform .3s ease,opacity .3s ease}.icon-rail.hidden{transform:translate(calc(-100% - 32px));opacity:0;pointer-events:none}.rail-group{display:flex;flex-direction:column;align-items:center;gap:4px}.rail-divider{width:28px;height:1px;background:#ffffff0f;margin:4px 0}.rail-spacer{flex:1}.rail-btn{width:40px;height:40px;border-radius:10px;border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:all .15s;position:relative}.rail-btn[data-panel=presets]{height:80px;font-size:22px}.rail-btn:hover{background:#ffffff0f;color:var(--text-secondary)}.rail-btn.active{background:#ff5c0026;color:var(--accent-start)}.rail-btn.active:after{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;border-radius:0 3px 3px 0;background:var(--accent-start)}.rail-btn[data-panel=presets].active:after{height:40px}.rail-hide-ui-btn{color:var(--text-muted)}.rail-hide-ui-btn:hover{color:var(--text-secondary)}#app.ui-hidden .header,#app.ui-hidden .icon-rail,#app.ui-hidden .detail-panel,#app.ui-hidden .controls-bar,#app.ui-hidden .sidebar-toggle,#app.ui-hidden .sidebar-backdrop,#app.ui-hidden .demo-banner{opacity:0;pointer-events:none;transition:opacity .3s ease}.detail-panel{position:fixed;top:84px;left:80px;bottom:16px;width:272px;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:var(--glass-border);border-radius:16px;display:flex;flex-direction:column;z-index:20;box-shadow:0 8px 32px #0006;user-select:none;-webkit-user-select:none;transform:translate(-20px);opacity:0;pointer-events:none;transition:transform .25s ease,opacity .2s ease;overflow:hidden}.detail-panel.open{transform:translate(0);opacity:1;pointer-events:auto}.detail-panel.hidden{transform:translate(calc(-100% - 100px));opacity:0;pointer-events:none}.detail-panel-header{padding:16px 16px 0;flex-shrink:0}.detail-panel-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted)}.detail-panel-drag-handle{display:none}.detail-panel-close{display:none;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;border:none;background:#ffffff14;color:var(--text-secondary);cursor:pointer;font-size:16px;flex-shrink:0;transition:background .15s,color .15s;-webkit-tap-highlight-color:transparent}.detail-panel-close:hover,.detail-panel-close:active{background:#ffffff26;color:var(--text-primary)}.detail-panel-body{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--bg-tertiary) transparent;padding:12px 16px 16px;display:flex;flex-direction:column;gap:12px}.sidebar-pill{position:fixed;bottom:28px;left:24px;width:40px;height:40px;border-radius:10px;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:var(--glass-border);color:var(--text-muted);cursor:pointer;display:none;align-items:center;justify-content:center;font-size:18px;z-index:21;box-shadow:0 8px 32px #0006;transition:all .15s}.sidebar-pill:hover{background:#ffffff0f;color:var(--text-primary);border-color:var(--accent-start)}.sidebar-pill.visible{display:flex}.sidebar-item{display:flex;flex-direction:column;gap:8px}.sidebar-label{font-size:11px;font-weight:500;color:var(--text-secondary);letter-spacing:.5px}.sidebar-label-row{display:flex;justify-content:space-between;align-items:center}.sidebar-value{font-size:11px;font-weight:500;color:var(--accent-start);font-family:DM Mono,monospace}.slider-track{position:relative;width:100%;height:6px;background:var(--bg-tertiary);border-radius:3px;cursor:pointer;padding:10px 0;background-clip:content-box;touch-action:none}.slider-track:before{content:"";position:absolute;top:50%;left:0;right:0;height:6px;transform:translateY(-50%);background:var(--bg-tertiary);border-radius:3px}.slider-fill{position:absolute;top:50%;left:0;height:6px;transform:translateY(-50%);border-radius:3px;background:linear-gradient(90deg,var(--accent-start),var(--accent-end));pointer-events:none}.slider-thumb{position:absolute;top:50%;width:16px;height:16px;background:#fff;border-radius:50%;transform:translate(-50%,-50%);pointer-events:none;box-shadow:0 0 6px #ff5c0066;transition:transform .1s,box-shadow .1s}.slider-track:hover .slider-thumb,.slider-track.dragging .slider-thumb{transform:translate(-50%,-50%) scale(1.25);box-shadow:0 0 10px #ff5c0099}.slider-track.dragging{cursor:grabbing}.seg-control{display:flex;gap:0;background:var(--bg-primary);border-radius:8px;padding:3px;border:1px solid var(--border-color)}.seg-btn{flex:1;padding:6px 2px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-family:Inter,sans-serif;font-size:10px;font-weight:600;cursor:pointer;transition:all .15s;white-space:nowrap;position:relative}.seg-btn:hover{color:var(--text-secondary);background:#ffffff0a}.seg-btn.active{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));color:#fff;box-shadow:0 1px 4px #ff5c004d}.slider-track[title]{cursor:pointer}.theme-list{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.theme-item{display:flex;flex-direction:column;align-items:center;gap:6px;padding:8px 4px 6px;border-radius:10px;cursor:pointer;border:2px solid transparent;transition:background .15s,border-color .2s,transform .1s;position:relative;overflow:hidden}.theme-item:before{content:"";position:absolute;inset:-50%;opacity:0;pointer-events:none;transition:opacity .15s;filter:url(#grain);background:transparent;mix-blend-mode:soft-light}.theme-item:hover{background:#ffffff0a}.theme-item:hover:before{opacity:.3}.theme-item:active{transform:scale(.96)}.theme-item.active{background:#ffffff0f;border-color:var(--text-muted)}.theme-item.active:before{opacity:.25}.theme-swatch{width:100%;height:32px;border-radius:6px;position:relative;z-index:1}.theme-item.active .theme-swatch{box-shadow:0 0 8px #ffffff26}.theme-name{font-size:10px;font-weight:600;color:var(--text-muted);letter-spacing:.3px;position:relative;z-index:1}.theme-item.active .theme-name{color:var(--text-primary)}.custom-color-picker{display:flex;flex-direction:column;gap:8px;margin-top:4px}.color-mode-toggle{display:flex;background:var(--bg-tertiary);border-radius:8px;padding:2px;gap:2px}.color-mode-btn{flex:1;padding:5px 0;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-size:11px;font-weight:600;cursor:pointer;transition:background .15s,color .15s}.color-mode-btn.active{background:#ffffff1a;color:var(--text-primary)}.color-mode-btn:hover:not(.active){color:var(--text-secondary)}.color-picker-colors{display:flex;gap:8px}.color-picker-input-wrap{display:flex;align-items:center;gap:8px;background:var(--bg-tertiary);border-radius:8px;padding:4px 8px 4px 4px;border:1px solid transparent;transition:border-color .15s;flex:1;min-width:0}.color-secondary-wrap{animation:fadeSlideIn .2s ease}@keyframes fadeSlideIn{0%{opacity:0;transform:translate(-6px)}to{opacity:1;transform:translate(0)}}.color-picker-input-wrap:hover{border-color:#ffffff14}.color-input-native{-webkit-appearance:none;appearance:none;width:28px;height:28px;border:none;border-radius:6px;cursor:pointer;padding:0;background:none;flex-shrink:0}.color-input-native::-webkit-color-swatch-wrapper{padding:0}.color-input-native::-webkit-color-swatch{border:1px solid rgba(255,255,255,.12);border-radius:6px}.color-input-native::-moz-color-swatch{border:1px solid rgba(255,255,255,.12);border-radius:6px}.color-picker-hex{font-family:DM Mono,monospace;font-size:11px;color:var(--text-secondary);text-transform:uppercase;user-select:all}.color-picker-preview-row{display:flex;align-items:center;gap:10px}.color-picker-preview{flex:1;height:32px;border-radius:8px;border:1px solid rgba(255,255,255,.08)}.color-picker-apply{padding:6px 16px;border-radius:8px;border:none;background:var(--bg-tertiary);color:var(--text-primary);font-size:12px;font-weight:600;cursor:pointer;transition:background .15s,transform .1s;white-space:nowrap}.color-picker-apply:hover{background:#ffffff1f}.color-picker-apply:active{transform:scale(.96)}.toggle-row{display:flex;align-items:center;justify-content:space-between}.toggle{width:44px;height:24px;border-radius:12px;background:var(--bg-tertiary);position:relative;cursor:pointer;transition:background .2s}.toggle.active{background:var(--accent-start)}.toggle-knob{width:20px;height:20px;border-radius:50%;background:#fff;position:absolute;top:2px;left:2px;transition:left .2s}.toggle.active .toggle-knob{left:22px}.rotation-arrow{width:28px;height:28px;border-radius:6px;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.rotation-arrow:hover{background:var(--bg-primary);border-color:var(--accent-start);color:var(--text-primary)}.rotation-arrow.active{background:var(--accent-start);border-color:var(--accent-start);color:#fff}.camera-dpad{display:grid;grid-template-columns:28px 28px 28px;grid-template-rows:28px 28px 28px;gap:4px;justify-content:center;margin:4px 0 2px}.dpad-up{grid-column:2;grid-row:1}.dpad-left{grid-column:1;grid-row:2}.dpad-center{grid-column:2;grid-row:2}.dpad-right{grid-column:3;grid-row:2}.dpad-down{grid-column:2;grid-row:3}.preset-filter-bar{display:flex;gap:4px;flex-wrap:wrap;padding:4px 16px 8px;flex-shrink:0}.preset-filter-chip{display:inline-flex;align-items:center;gap:4px;padding:5px 10px;border:1px solid var(--border-color);border-radius:6px;background:transparent;color:var(--text-muted);font-family:Inter,sans-serif;font-size:10px;font-weight:600;cursor:pointer;transition:all .15s;white-space:nowrap}.preset-filter-chip:hover{border-color:var(--text-muted);color:var(--text-secondary);background:#ffffff08}.preset-filter-chip.active{border-color:var(--accent-start);background:#ff5c001f;color:var(--accent-end)}.preset-category-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);padding:8px 0 6px}.preset-category.hidden{display:none}.preset-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;width:100%}.preset-card{position:relative;background:#ffffff08;border-radius:10px;cursor:pointer;transition:transform .15s,border-color .2s,box-shadow .2s;border:2px solid transparent;overflow:hidden;display:flex;flex-direction:column}.preset-card:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0000004d}.preset-card:active{transform:scale(.97)}.preset-card.active{border-color:var(--accent-start);box-shadow:0 0 16px #ff5c0033,0 4px 16px #ff5c001a}.preset-banner{height:56px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.preset-banner:after{content:"";position:absolute;inset:0;background:#00000040;pointer-events:none;transition:background .2s}.preset-card:hover .preset-banner:after{background:#0000001a}.preset-banner i,.preset-banner .preset-tag{position:relative;z-index:2}.preset-banner .preset-tag{position:absolute;top:5px;right:5px}.preset-meta{padding:8px 10px 10px;display:flex;flex-direction:column;gap:2px}.preset-name{font-size:11px;font-weight:600;color:var(--text-primary);line-height:1.2}.preset-card.active .preset-name{color:var(--accent-end)}.preset-desc{font-size:9px;color:var(--text-muted);line-height:1.3}.preset-tag{font-size:8px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;padding:2px 5px;border-radius:3px;white-space:nowrap;backdrop-filter:blur(4px)}.tag-geometry{background:#3b82f640;color:#93c5fd}.tag-particle{background:#a855f740;color:#d8b4fe}.tag-shader{background:#22c55e40;color:#86efac}.main-area{width:100%;height:100%;display:flex;flex-direction:column;min-width:0;position:relative}.header{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:var(--glass-border);border-radius:16px;gap:32px;position:fixed;top:16px;left:16px;right:16px;z-index:15;box-shadow:0 8px 32px #0006}.logo{display:flex;align-items:center;gap:12px}.logo-mark{position:relative;width:36px;height:36px;flex-shrink:0}.logo-mark svg{display:block;position:relative;z-index:1}.logo-pulse{position:absolute;inset:-4px;border-radius:14px;background:radial-gradient(circle,rgba(255,92,0,.35) 0%,transparent 70%);animation:logoPulse 3s ease-in-out infinite;z-index:0}@keyframes logoPulse{0%,to{opacity:.4;transform:scale(1)}50%{opacity:.8;transform:scale(1.15)}}.logo-wordmark{display:flex;flex-direction:column;gap:1px}.logo-text{font-family:DM Mono,monospace;font-size:17px;font-weight:600;letter-spacing:5px;background:linear-gradient(135deg,var(--accent-start),var(--accent-end));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1}.logo-sub{font-size:9px;font-weight:500;color:var(--text-muted);letter-spacing:1.5px;text-transform:uppercase}.header-right{display:flex;align-items:center;gap:16px}.btn{display:flex;align-items:center;gap:8px;background:var(--bg-tertiary);border:none;border-radius:8px;color:var(--text-primary);font-family:Inter,sans-serif;font-size:13px;font-weight:500;padding:10px 20px;cursor:pointer;transition:all .15s}.btn:hover{background:#252529}.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.1);color:var(--text-secondary)}.btn-ghost:hover{background:#ffffff0f;backdrop-filter:blur(10px);border-color:#ffffff26;color:var(--text-primary)}.btn-cta{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));color:#fff;border:none;box-shadow:0 2px 12px #ff5c004d}.btn-cta:hover{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));transform:translateY(-1px);box-shadow:0 4px 20px #ff5c0073}.format-select{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;padding:0 12px;height:40px;color:var(--text-primary);font-family:Inter,sans-serif;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;outline:none}.format-select:hover{background:#252529;border-color:var(--accent-start)}.format-select:focus{border-color:var(--accent-start)}.format-select option{background:var(--bg-secondary);color:var(--text-primary)}.btn-icon{width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center}.visualizer-wrapper{flex:1;display:flex;flex-direction:column;padding:0;gap:0;min-height:0;position:relative}.visualizer-canvas-container{position:absolute;inset:0;overflow:hidden;background:var(--bg-primary)}.viz-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;pointer-events:none;transition:opacity .6s;z-index:2}.viz-placeholder.hidden{opacity:0;pointer-events:none}.viz-placeholder .icon{color:var(--accent-start)}.viz-placeholder h2{font-size:24px;font-weight:600}.viz-placeholder p{font-size:14px;color:var(--text-muted)}.controls-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:var(--glass-border);border-radius:14px;padding:12px 20px;box-shadow:0 4px 24px #0000004d;position:fixed;bottom:16px;left:88px;right:16px;z-index:14;transition:left .25s ease}.left-controls{display:flex;align-items:center;gap:12px}.play-btn{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--accent-start),var(--accent-end));border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;transition:transform .15s,box-shadow .15s}.play-btn:hover{transform:scale(1.08);box-shadow:0 0 20px #ff5c0080}.track-info{display:flex;flex-direction:column;gap:4px;min-width:0}.track-title{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.track-artist{font-size:12px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.scrubber-container{flex:1;display:flex;align-items:center;gap:12px;min-width:0}.scrubber-container.disabled{opacity:.4;pointer-events:none}.scrubber-time{font-family:DM Mono,monospace;font-size:12px;color:var(--text-muted);white-space:nowrap;min-width:36px;text-align:center}.scrubber-track{position:relative;flex:1;height:4px;background:var(--bg-tertiary);border-radius:3px;cursor:pointer;transition:height .15s}.scrubber-track:hover{height:6px}.scrubber-fill{position:absolute;top:0;left:0;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--accent-start),var(--accent-end));pointer-events:none;width:0%}.scrubber-thumb{position:absolute;top:50%;left:0%;width:14px;height:14px;background:#fff;border-radius:50%;transform:translate(-50%,-50%);pointer-events:none;box-shadow:0 0 6px #ff5c0066;opacity:0;transition:opacity .15s}.scrubber-track:hover .scrubber-thumb,.scrubber-container.dragging .scrubber-thumb{opacity:1}.right-controls{display:flex;gap:8px}.icon-sm{font-size:16px}.icon-md{font-size:18px}.icon-lg{font-size:20px}.icon-xl{font-size:28px}.icon-hero{font-size:64px}#audioUpload{display:none}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;backdrop-filter:blur(8px);z-index:9999;align-items:center;justify-content:center}.modal.active{display:flex}.modal-content{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:var(--glass-border);border-radius:16px;width:90%;max-width:450px;max-height:90vh;overflow-y:auto;-webkit-overflow-scrolling:touch;box-shadow:0 20px 60px #00000080;animation:modalSlideIn .3s ease-out}.modal-content-wide{max-width:740px}@keyframes modalSlideIn{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:24px 24px 16px;border-bottom:1px solid rgba(255,255,255,.06)}.modal-header h3{font-size:18px;font-weight:600;margin:0}.modal-close{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:all .2s}.modal-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.modal-body{padding:24px}.modal-body p{margin:0 0 16px;color:var(--text-secondary);font-size:14px}.format-options{display:flex;flex-direction:column;gap:12px}.format-option{display:flex;align-items:center;gap:16px;background:var(--bg-tertiary);border:2px solid transparent;border-radius:12px;padding:16px;cursor:pointer;transition:all .2s;text-align:left;width:100%}.format-option:hover{border-color:var(--accent-start);transform:translate(4px)}.format-option i{font-size:32px;color:var(--accent-start)}.format-option div{flex:1;display:flex;flex-direction:column;gap:4px}.format-option strong{font-size:16px;font-weight:600;color:var(--text-primary)}.format-option span{font-size:13px;color:var(--text-secondary)}.modal-body-split{display:flex;gap:0;padding:0!important}.export-panel{flex:1;padding:20px 24px 24px;display:flex;flex-direction:column}.export-panel:first-child{border-right:1px solid rgba(255,255,255,.06)}.export-panel-title{display:flex;align-items:center;gap:6px;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-muted);margin-bottom:18px}.export-row{display:flex;gap:16px}.export-section-half{flex:1;min-width:0}.export-section{margin-bottom:16px}.export-section:last-of-type{margin-bottom:0}.export-label{display:block;font-size:11px;font-weight:500;color:var(--text-muted);margin-bottom:6px;letter-spacing:.2px}.format-toggle{display:flex;background:var(--bg-primary);border-radius:8px;padding:3px;border:1px solid var(--border-color)}.format-toggle-btn{flex:1;padding:7px 12px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);font-family:Inter,sans-serif;font-size:12px;font-weight:600;cursor:pointer;transition:all .15s}.format-toggle-btn:hover{color:var(--text-secondary)}.format-toggle-btn.active{background:var(--bg-tertiary);color:var(--text-primary);box-shadow:0 1px 3px #0000004d}.opt-row{display:flex;gap:6px}.opt-chip{flex:1;position:relative;display:flex;align-items:center;justify-content:center;gap:4px;padding:8px 6px;border:1px solid var(--border-color);border-radius:8px;background:transparent;color:var(--text-muted);font-family:Inter,sans-serif;font-size:11px;font-weight:500;cursor:pointer;transition:all .15s;white-space:nowrap}.opt-chip small{font-size:9px;opacity:.6;font-family:DM Mono,monospace}.opt-chip:hover{border-color:var(--text-muted);color:var(--text-secondary);background:#ffffff05}.opt-chip.active{border-color:var(--accent-start);background:#ffffff0a;color:var(--text-primary);font-weight:600}.opt-chip.active 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