*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-deepest: #08080a;--bg-base: #0d0d10;--bg-raised: #121215;--bg-surface: #18181c;--bg-elevated: #1e1e23;--bg-hover: #242429;--bg-active: #2a2a30;--border-hard: #2c2c33;--border-soft: #1f1f25;--border-subtle: #161619;--text-bright: #f5f5f8;--text: #dddde4;--text-mid: #bbbbc6;--text-dim: #8e8e9c;--text-ghost: #5e5e68;--a-color: #c9943e;--a-bright: #dba84e;--a-dim: #8a6a30;--a-ghost: #3d2f16;--a-surface: rgba(201, 148, 62, .06);--a-glow: rgba(201, 148, 62, .12);--b-color: #5a9ab8;--b-bright: #72b0ce;--b-dim: #3d6e85;--b-ghost: #1a3040;--b-surface: rgba(90, 154, 184, .06);--b-glow: rgba(90, 154, 184, .12);--error: #b85a5a;--playing: rgba(201, 148, 62, .08);--header-h: 60px;--transport-h: 156px;--sidebar-w: 380px;--font-mono: "Azeret Mono", "Courier New", monospace;--font-sans: "Albert Sans", -apple-system, sans-serif;--radius: 2px;--radius-sm: 1px;--transition: .1s ease;--transition-slow: .22s 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16px;line-height:1}.logo-text{font-size:20px;letter-spacing:.3em;color:var(--text-bright);font-weight:600}.picker-sub{font-family:var(--font-sans);font-size:20px;font-weight:400;color:var(--text);margin-top:-16px;letter-spacing:.02em}.picker-modes{width:100%;display:flex;flex-direction:column;gap:0;border:1px solid var(--border-hard);overflow:hidden}.picker-mode-block{padding:26px 28px 24px;display:flex;flex-direction:column;gap:8px;background:var(--bg-raised)}.picker-mode-block:first-child{border-bottom:1px solid var(--border-subtle)}.picker-mode-label{font-size:15px;font-weight:600;letter-spacing:.2em;color:var(--text-bright);text-transform:uppercase}.picker-mode-desc{font-size:16px;color:var(--text);line-height:1.5;margin-bottom:6px}.picker-divider{display:flex;align-items:center;gap:12px;padding:0 20px;background:var(--bg-base);border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle)}.picker-divider span{font-size:14px;letter-spacing:.16em;color:var(--text);padding:6px 0;text-transform:uppercase}.picker-row{display:flex;gap:6px;width:100%}.picker-input{flex:1;background:var(--bg-base);border:1px solid var(--border-hard);color:var(--text-bright);font-family:var(--font-mono);font-size:16px;padding:14px 18px;outline:none;transition:border-color var(--transition)}.picker-input:focus{border-color:var(--a-dim)}.picker-input::placeholder{color:var(--text-dim);opacity:.4}.picker-input:disabled{opacity:.35}.picker-btn{padding:14px 22px;background:var(--a-dim);color:var(--bg-deepest);font-size:15px;font-weight:600;letter-spacing:.12em;transition:all var(--transition);white-space:nowrap;font-family:var(--font-mono);text-transform:uppercase}.picker-btn:hover:not(:disabled){background:var(--a-color)}.picker-btn:disabled{opacity:.3;cursor:not-allowed}.picker-btn--full{width:100%;padding:16px;background:var(--bg-base);color:var(--text-bright);border:1px solid var(--border-hard);font-size:15px}.picker-btn--full:hover:not(:disabled){border-color:var(--a-dim);color:var(--a-color);background:var(--a-surface)}.picker-btn--muted{opacity:.3}.picker-error{font-size:10px;color:var(--error);letter-spacing:.04em}.picker-hint{font-size:9px;color:var(--text-dim);letter-spacing:.08em;opacity:.5}.picker-hint--warn{color:var(--text-dim);opacity:.5}.spectral-view{display:flex;flex-direction:column;height:100%;overflow:hidden}.spectral-header{display:flex;align-items:center;gap:16px;padding:12px 20px;border-bottom:1px solid var(--border-hard);min-height:48px}.spectral-back{display:flex;align-items:center;gap:6px;background:none;border:1px solid var(--border-soft);color:var(--text-dim);font:500 9px/1 var(--font-mono);letter-spacing:.1em;padding:6px 10px;border-radius:var(--radius);cursor:pointer;transition:all .15s}.spectral-back:hover{color:var(--text-bright);border-color:var(--text-ghost)}.spectral-title-group{display:flex;flex-direction:column;gap:2px;flex:1}.spectral-label{font:500 9px/1 var(--font-mono);letter-spacing:.12em;color:var(--text-ghost);text-transform:uppercase}.spectral-title{font:600 16px/1.2 var(--font-sans);color:var(--text-bright)}.spectral-version-count{font:500 9px/1 var(--font-mono);letter-spacing:.1em;color:var(--text-ghost)}.spectral-content{display:flex;flex:1;overflow:hidden}.spectral-main{flex:1;position:relative;overflow:hidden}.spectral-canvas-wrap{width:100%;height:100%}.spectral-canvas{display:block}.spectral-loading{position:absolute;top:12px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:8px;font:500 9px/1 var(--font-mono);letter-spacing:.1em;color:var(--text-dim);background:var(--bg-raised);border:1px solid var(--border-soft);padding:6px 14px;border-radius:var(--radius);z-index:10}.spectral-loading-dot{width:6px;height:6px;border-radius:50%;background:var(--a-color);animation:spectral-pulse 1s ease-in-out infinite}@keyframes spectral-pulse{0%,to{opacity:.3}50%{opacity:1}}.spectral-sidebar{width:260px;border-left:1px solid var(--border-hard);background:var(--bg-raised);overflow-y:auto;flex-shrink:0}.spectral-sidebar-section{padding:14px 16px;border-bottom:1px solid var(--border-hard)}.spectral-sidebar-heading{font:600 9px/1 var(--font-mono);letter-spacing:.12em;color:var(--text-ghost);margin-bottom:10px}.spectral-version-toggle{display:flex;align-items:center;gap:4px;margin-bottom:4px}.spectral-toggle-btn{flex:1;display:flex;align-items:center;gap:8px;background:var(--bg-inset);border:1px solid var(--border-soft);color:var(--text-dim);font:400 11px/1 var(--font-sans);padding:6px 8px;border-radius:var(--radius);cursor:pointer;transition:all .15s;text-align:left}.spectral-toggle-btn:hover,.spectral-toggle-btn.active{border-color:var(--text-ghost);color:var(--text-bright)}.spectral-toggle-btn:disabled{opacity:.35;cursor:default}.spectral-toggle-swatch{display:inline-block;width:8px;height:8px;border-radius:1px;flex-shrink:0}.spectral-toggle-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.spectral-toggle-status{font:400 9px/1 var(--font-mono);color:var(--text-ghost)}.spectral-ref-btn{background:none;border:1px solid var(--border-soft);color:var(--text-ghost);font:600 8px/1 var(--font-mono);letter-spacing:.1em;padding:6px;border-radius:var(--radius);cursor:pointer;transition:all .15s}.spectral-ref-btn:hover{border-color:var(--text-ghost);color:var(--text-dim)}.spectral-ref-btn.active{background:var(--a-color);border-color:var(--a-color);color:var(--bg-deepest)}.spectral-tooltip{position:absolute;pointer-events:none;z-index:20;background:var(--bg-elevated);border:1px solid var(--border-hard);border-radius:var(--radius);padding:8px 10px;min-width:140px}.spectral-tooltip-freq{font:600 10px/1 var(--font-mono);color:var(--text-bright);margin-bottom:6px;letter-spacing:.04em}.spectral-tooltip-row{display:flex;align-items:center;gap:6px;margin-bottom:2px;font:400 10px/1.4 var(--font-mono);color:var(--text-dim)}.spectral-tooltip-swatch{display:inline-block;width:6px;height:6px;border-radius:1px;flex-shrink:0}.spectral-tooltip-label{color:var(--text-ghost);min-width:20px}.spectral-tooltip-db{color:var(--text-bright)}.spectral-tooltip-delta{font-size:9px;letter-spacing:.04em}.spectral-tooltip-delta.positive{color:var(--a-color)}.spectral-tooltip-delta.negative{color:var(--b-color)}.band-summary{display:flex;flex-direction:column;gap:8px}.band-row{display:flex;flex-direction:column;gap:3px}.band-label{font:600 8px/1 var(--font-mono);letter-spacing:.1em;color:var(--text-ghost)}.band-bar-row{display:flex;align-items:center;gap:8px}.band-bar-track{flex:1;height:6px;background:var(--bg-inset);border-radius:1px;position:relative;overflow:hidden}.band-bar-center{position:absolute;left:50%;top:0;bottom:0;width:1px;background:var(--border-hard)}.band-bar-fill{position:absolute;top:0;bottom:0;border-radius:1px;opacity:.7}.band-bar-fill.positive{border-radius:0 1px 1px 0}.band-bar-fill.negative{border-radius:1px 0 0 1px}.band-delta-value{font:500 9px/1 var(--font-mono);min-width:42px;text-align:right}.similarity-scores{display:flex;flex-direction:column;gap:6px}.similarity-row{display:flex;align-items:center;gap:6px;font:400 10px/1 var(--font-mono)}.similarity-swatch{display:inline-block;width:6px;height:6px;border-radius:1px;flex-shrink:0}.similarity-version{color:var(--text-ghost);min-width:20px}.similarity-pct{font-weight:600;color:var(--text-bright);min-width:32px}.similarity-label{font-size:8px;letter-spacing:.08em;color:var(--text-dim)}.similarity-mad{margin-left:auto;font-size:9px;color:var(--text-ghost)}.song-view-spectral-btn{display:flex;align-items:center;gap:6px;background:none;border:1px solid var(--border-soft);color:var(--text-dim);font:600 9px/1 var(--font-mono);letter-spacing:.1em;padding:6px 12px;border-radius:var(--radius);cursor:pointer;transition:all .15s;margin-left:auto}.song-view-spectral-btn:hover{color:var(--a-color);border-color:var(--a-color)}.song-view-spectral-btn svg{opacity:.7}.spectral-target-select-wrap{position:relative}.spectral-target-select{width:100%;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-inset);border:1px solid var(--border-soft);color:var(--text-bright);font:500 10px/1 var(--font-mono);letter-spacing:.06em;padding:7px 28px 7px 10px;border-radius:var(--radius);cursor:pointer;transition:border-color .15s;background-image:url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%235e5e68' stroke-width='1.2'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}.spectral-target-select:hover{border-color:var(--text-ghost)}.spectral-target-select:focus{outline:none;border-color:var(--a-color)}.spectral-target-select option{background:var(--bg-elevated);color:var(--text-bright)}.spectral-target-desc{margin:6px 0 0;font:400 9px/1.4 var(--font-sans);color:var(--text-ghost)}