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240);--studio-muted:oklch(30% .02 240);--latin-accent:oklch(65% .2 25);--latin-warm:oklch(70% .15 45);--latin-vibrant:oklch(60% .25 15);--audio-wave:oklch(60% .15 200);--audio-spectrum:oklch(55% .2 160);--audio-peak:oklch(70% .3 30);--audio-silence:oklch(40% .05 240);--cultural-authentic:oklch(65% .2 120);--cultural-regional:oklch(60% .15 60);--cultural-traditional:oklch(55% .18 40);--collaboration-active:oklch(60% .2 140);--collaboration-pending:oklch(65% .15 60);--collaboration-offline:oklch(50% .05 240);--track-height:3rem;--mixer-width:4rem;--studio-padding:6rem;--audio-control-size:2.5rem;--font-size-audio-label:.75rem;--font-size-bpm:1.25rem;--font-size-key-signature:1rem;--font-weight-audio-label:500;--font-weight-bpm:600;--shadow-studio:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;--shadow-mixer:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;--shadow-equipment:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.dark{--background:oklch(22.44% .0074 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#00000017;--shadow-xs:2px 2px 10px 4px #00000017;--shadow-sm:2px 2px 10px 4px #0000002e,2px 1px 2px 3px #0000002e;--shadow:2px 2px 10px 4px #0000002e,2px 1px 2px 3px #0000002e;--shadow-md:2px 2px 10px 4px #0000002e,2px 2px 4px 3px #0000002e;--shadow-lg:2px 2px 10px 4px #0000002e,2px 4px 6px 3px #0000002e;--shadow-xl:2px 2px 10px 4px #0000002e,2px 8px 10px 3px #0000002e;--shadow-2xl:2px 2px 10px 4px #00000073}:root,:host{--font-sans:var(--font-sans);--font-mono:var(--font-mono);--font-serif:var(--font-serif);--shadow-2xs:var(--shadow-2xs);--shadow-xs:var(--shadow-xs);--shadow-sm:var(--shadow-sm);--shadow:var(--shadow);--shadow-md:var(--shadow-md);--shadow-lg:var(--shadow-lg);--shadow-xl:var(--shadow-xl);--shadow-2xl:var(--shadow-2xl)}*{box-sizing:border-box}body{font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--background);color:var(--foreground);margin:0;padding:0;transition:background-color .3s,color .3s}.clay-card{background:var(--card);color:var(--card-foreground);border-radius:var(--radius);box-shadow:var(--shadow-lg);border:1px solid var(--border);transition:all .3s}.clay-card:hover{box-shadow:var(--shadow-xl);transform:translateY(-2px)}.clay-button{background:var(--primary);color:var(--primary-foreground);border-radius:calc(var(--radius) - 4px);box-shadow:var(--shadow-md);cursor:pointer;border:none;padding:.75rem 1.5rem;font-weight:500;transition:all .3s}.clay-button:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}.clay-button:active{box-shadow:var(--shadow-sm);transform:translateY(0)}.clay-input{background:var(--input);color:var(--foreground);border:1px solid var(--border);border-radius:calc(var(--radius) - 4px);box-shadow:var(--shadow-sm);padding:.75rem 1rem;transition:all .3s}.clay-input:focus{border-color:var(--ring);box-shadow:var(--shadow-md),0 0 0 2px var(--ring);outline:none}.app-loading{background:var(--background);min-height:100vh;color:var(--foreground);flex-direction:column;justify-content:center;align-items:center;display:flex}.app-loading .loading-spinner{border:4px solid var(--muted);border-top:4px solid var(--primary);width:50px;height:50px;box-shadow:var(--shadow-md);border-radius:50%;margin-bottom:20px;animation:1s linear infinite spin}.app-loading p{color:var(--foreground);margin:0;font-size:1.2rem;font-weight:500}button,input,textarea,select{font-family:var(--font-sans)}:focus{outline:none}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--muted);border-radius:calc(var(--radius)/2)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:calc(var(--radius)/2);box-shadow:var(--shadow-xs)}::-webkit-scrollbar-thumb:hover{background:var(--accent);box-shadow:var(--shadow-sm)}.clay-surface{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border)}.clay-elevated{box-shadow:var(--shadow-xl)}.clay-pressed{box-shadow:var(--shadow-xs);transform:scale(.98)}.clay-text-primary{color:var(--primary)}.clay-text-secondary{color:var(--secondary-foreground)}.clay-text-muted{color:var(--muted-foreground)}.clay-bg-primary{background:var(--primary);color:var(--primary-foreground)}.clay-bg-secondary{background:var(--secondary);color:var(--secondary-foreground)}.clay-bg-accent{background:var(--accent);color:var(--accent-foreground)}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-pan-x{syntax:"*";inherits:false}@property --tw-pan-y{syntax:"*";inherits:false}@property --tw-pinch-zoom{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-space-x-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-divide-x-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-leading{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}.auth-page{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);position:relative;overflow:hidden}.auth-background{position:absolute;inset:0;z-index:1}.auth-pattern{position:absolute;inset:0;background-image:radial-gradient(circle at 25% 25%,rgba(255,255,255,.1) 0%,transparent 50%),radial-gradient(circle at 75% 75%,rgba(255,255,255,.1) 0%,transparent 50%);animation:float 20s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) 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#28a7454d}.auth-button:disabled{opacity:.6;cursor:not-allowed}.auth-footer{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid #e2e8f0}.auth-footer p{margin:0;color:#718096}.link-button{background:none;border:none;color:#28a745;font-weight:600;cursor:pointer;text-decoration:underline;transition:color .3s ease}.link-button:hover{color:#20c997}.error-message{background:#fed7d7;color:#c53030;padding:12px 16px;border-radius:8px;border:1px solid #feb2b2;font-size:.95rem}.cultural-note{margin-top:30px;padding:20px;background:linear-gradient(135deg,#f7fafc 0%,#edf2f7 100%);border-radius:12px;border-left:4px solid #28a745}.cultural-note p{margin:5px 0;color:#4a5568;font-size:.95rem}.auth-features{display:flex;justify-content:center;gap:30px;padding:40px 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.2s}.remove-button:hover{background:#fee2e2;border-color:#fca5a5}.activity-list{display:flex;flex-direction:column;gap:12px}.activity-item{display:flex;align-items:flex-start;gap:12px;padding:12px;background:#f9fafb;border-radius:8px}.activity-icon{width:32px;height:32px;border-radius:50%;background:#e5e7eb;display:flex;align-items:center;justify-content:center;color:#6b7280;flex-shrink:0}.activity-content{flex:1}.activity-message{font-weight:500;color:#1f2937;margin-bottom:2px}.activity-time{font-size:.75rem;color:#6b7280}.empty-state{text-align:center;padding:32px 16px;color:#6b7280}.empty-state svg{margin-bottom:12px;color:#9ca3af}.empty-state p{margin:0 0 4px;font-weight:500}.empty-hint{font-size:.875rem;color:#9ca3af!important}.loading-state{display:flex;flex-direction:column;align-items:center;padding:32px 16px;color:#6b7280}.loading-state .spinner{margin-bottom:12px}.loading-state p{margin:0;font-weight:500}.spinner{width:20px;height:20px;border:2px solid #e5e7eb;border-top:2px solid #10b981;border-radius:50%;animation:spin 1s linear infinite}.spinner.small{width:16px;height:16px;border-width:2px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.project-view{min-height:100vh;background:#f9fafb}.project-header{background:white;border-bottom:1px solid #e5e7eb;padding:20px 24px;display:flex;align-items:center;justify-content:space-between}.header-left{display:flex;align-items:center;gap:16px}.back-button{background:#f3f4f6;border:none;border-radius:8px;padding:12px;cursor:pointer;color:#6b7280;transition:all .2s}.back-button:hover{background:#e5e7eb;color:#374151}.project-title h1{margin:0 0 8px;color:#1f2937;font-size:1.75rem;font-weight:700}.title-input{font-size:1.75rem;font-weight:700;border:1px solid #d1d5db;border-radius:6px;padding:8px 12px;background:white}.project-meta{display:flex;align-items:center;gap:12px}.genre-badge,.style-badge{padding:4px 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