:root{--bg: #FAFAFA;--surface: transparent;--surface-solid: #FFFFFF;--surface-alt: transparent;--text-1: #0A0A0A;--text-2: #555555;--text-3: #999999;--border: rgba(0, 0, 0, .08);--border-light: rgba(0, 0, 0, .04);--border-focus: rgba(0, 0, 0, .2);--radius-sm: 0px;--radius-md: 0px;--radius-lg: 0px;--shadow-soft: none;--shadow-medium: none;--transition: .2s cubic-bezier(.4, 0, .2, 1);--font: "Inter", -apple-system, sans-serif;--font-serif: "Playfair Display", serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text-1);height:100vh;overflow:hidden;-webkit-font-smoothing:antialiased;position:relative}.glow-orb{position:absolute;top:50%;left:50%;width:65vw;height:65vw;background:radial-gradient(circle,#a2c4f073,#f2a69a40,#fafafa00 70%);filter:blur(120px);transform:translate(-50%,-50%);pointer-events:none;z-index:0;will-change:transform}.app-container{display:flex;height:100vh;width:100vw;position:relative;z-index:10}.sidebar{width:320px;min-width:320px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column}.sidebar-header{padding:32px 32px 16px}.hero-title{font-family:var(--font-serif);font-size:2.8rem;font-weight:400;line-height:1.1;color:var(--text-1);letter-spacing:-.02em;margin-bottom:8px}.designer-badge{display:block;font-family:var(--font);font-size:.65rem;color:var(--text-3);text-transform:uppercase;letter-spacing:.05em;font-weight:500}.sidebar-scroll{flex:1;overflow-y:auto;overflow-x:hidden;padding:16px 32px 40px;display:flex;flex-direction:column;gap:40px}.sidebar-scroll::-webkit-scrollbar{width:4px}.sidebar-scroll::-webkit-scrollbar-track{background:transparent}.sidebar-scroll::-webkit-scrollbar-thumb{background:var(--border)}.panel-section{display:flex;flex-direction:column;gap:12px}.panel-title{font-family:var(--font);font-size:.65rem;text-transform:uppercase;font-weight:500;color:var(--text-2);letter-spacing:.05em}.panel-row{display:flex;justify-content:space-between;align-items:center}.icon-btn{font-size:.8rem;background:none;border:none;color:var(--text-2);cursor:pointer;transition:color var(--transition);font-family:var(--font)}.icon-btn:hover{color:var(--text-1)}.file-upload-area{display:flex;align-items:center;gap:12px}input[type=file]{display:none}.upload-label{border:1px solid var(--border-focus);padding:6px 14px;font-size:.75rem;font-weight:400;color:var(--text-1);cursor:pointer;transition:all var(--transition)}.upload-label:hover{background:var(--text-1);color:#fff;border-color:var(--text-1)}.file-name-display{font-size:.75rem;color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.mapping-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.mapping-card{display:flex;flex-direction:column;gap:4px;min-width:0}.mapping-preview{width:100%;aspect-ratio:1;border:1px solid var(--border);cursor:pointer;transition:border-color var(--transition)}.mapping-preview:hover{border-color:var(--border-focus)}.mapping-preview canvas{width:100%;height:100%;display:block}.mapping-card select{font-size:.6rem;font-family:var(--font);padding:2px 0;border:none;border-bottom:1px solid var(--border);background:transparent;color:var(--text-1);cursor:pointer;outline:none;-moz-appearance:none;appearance:none;-webkit-appearance:none;border-radius:0;width:100%;min-width:0;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.mapping-card select:focus{border-bottom-color:var(--border-focus)}.color-row{display:flex;align-items:center;gap:4px;justify-content:space-between}.mapping-card input[type=color]{width:16px;height:16px;padding:0;border:1px solid var(--border);cursor:pointer;background:transparent;-webkit-appearance:none}.mapping-card input[type=color]::-webkit-color-swatch-wrapper{padding:0}.mapping-card input[type=color]::-webkit-color-swatch{border:none}.hex-label{font-size:.55rem;color:var(--text-2);text-transform:uppercase;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.custom-extras{display:flex;margin-top:2px}.custom-text-input,.custom-img-upload-btn{width:100%;font-size:.7rem;padding:2px 0;border:none;border-bottom:1px dashed var(--border);background:transparent;color:var(--text-1);outline:none;font-family:var(--font);border-radius:0}.custom-img-upload-btn{cursor:pointer;color:var(--text-2);text-align:left}.custom-img-upload-btn:hover{color:var(--text-1)}.custom-img-input{display:none}.threshold-bar-container{padding:4px 0}.threshold-bar{position:relative;height:16px;display:flex;border:1px solid var(--border)}.threshold-segment{height:100%;transition:background var(--transition)}.threshold-handle{position:absolute;top:-4px;width:2px;height:24px;background:var(--text-1);cursor:ew-resize;z-index:5;transform:translate(-50%)}.num-badge{font-size:.75rem;color:var(--text-1)}.slider-track-wrapper{padding:4px 0}input[type=range]{-webkit-appearance:none;width:100%;background:transparent;outline:none}input[type=range]::-webkit-slider-runnable-track{width:100%;height:1px;background:var(--border-focus)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;height:12px;width:2px;background:var(--text-1);margin-top:-5px;cursor:pointer}.slider-labels{display:flex;justify-content:space-between;font-size:.65rem;color:var(--text-3);margin-top:8px}.small-color-input{width:20px;height:20px;border:1px solid var(--border);cursor:pointer;padding:0;background:transparent;-webkit-appearance:none}.small-color-input::-webkit-color-swatch-wrapper{padding:0}.small-color-input::-webkit-color-swatch{border:none}.viewport{flex:1;display:flex;flex-direction:column;position:relative;background:transparent}.viewport-header{height:64px;display:flex;align-items:center;padding:0 40px;justify-content:flex-end}.resolution-badge{font-size:.7rem;color:var(--text-2);letter-spacing:.05em}.empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--text-2)}.empty-title{font-family:var(--font-serif);font-size:2rem;font-weight:400;color:var(--text-1)}.canvas-stage{flex:1;position:relative;display:flex;align-items:center;justify-content:center;padding:0 40px 40px}#output-canvas{display:block;max-width:100%;max-height:100%;object-fit:contain;border:1px solid var(--border-light)}.hidden-el{position:absolute;width:0;height:0;opacity:0;pointer-events:none}.bottom-bar{height:64px;min-height:64px;border-top:1px solid var(--border);display:flex;align-items:center;padding:0 40px;gap:24px;background:transparent}.play-btn{font-family:var(--font);font-size:.75rem;background:none;border:none;color:var(--text-1);cursor:pointer;display:flex;align-items:center;justify-content:center;width:48px}.play-btn:hover{color:var(--text-2)}.time-display{font-size:.75rem;color:var(--text-2);font-variant-numeric:tabular-nums}.time-sep{margin:0 4px;color:var(--text-3)}.progress-wrapper{flex:1;position:relative;height:16px;display:flex;align-items:center}.progress-bg{width:100%;height:1px;background:var(--border-focus);position:relative}.progress-fill{position:absolute;left:0;top:0;height:100%;background:var(--text-1)}.progress-scrubber{position:absolute;width:100%;height:100%;opacity:0;cursor:pointer;z-index:2}.bottom-actions{display:flex;gap:16px}.action-btn{display:flex;align-items:center;gap:6px;background:none;border:none;color:var(--text-2);font-size:.75rem;font-family:var(--font);cursor:pointer;transition:color var(--transition)}.action-btn:hover{color:var(--text-1)}.record-dot{width:6px;height:6px;background:#e85d5d;border-radius:50%}.btn-record.is-recording{color:#e85d5d}.btn-record.is-recording .record-dot{border-radius:0}@media (max-width: 900px){.sidebar{width:280px;min-width:280px}.hero-title{font-size:2.2rem;padding:24px 24px 12px}.sidebar-scroll{padding:12px 24px 32px;gap:32px}}