:root{--color-brand-900:#004a00;--color-brand-800:#0f350f;--color-brand-700:#1a5c1a;--color-brand-600:#3d8a3e;--color-brand-500:#5fbc60;--color-brand-400:#7ad27b;--color-brand-300:#9ee09f;--color-brand-200:#b8e5b9;--color-brand-100:#d9f0da;--color-brand-500-rgb:95, 188, 96;--color-success:#22c55e;--color-success-muted:#22c55e33;--color-warning:#f59e0b;--color-error:#ef4444;--color-info:#3b82f6;--color-background:#0b120c;--color-surface:#131d14;--color-surface-elevated:#1f4a1f;--color-surface-muted:#19281a;--color-text-primary:#e5f6e5;--color-text-secondary:#c5e8c5;--color-text-muted:#8ab58a;--color-text-disabled:#4a6b4a;--color-border:#2d5a2d;--color-border-light:#1f4a1f;--font-primary:"Inter", system-ui, sans-serif;--font-mono:"Fira Code", "Courier New", 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1px 2px #0000000d;--shadow-md:0 4px 6px #0000001a;--shadow-lg:0 10px 15px #0000001a;--shadow-xl:0 20px 25px #00000026}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-primary);font-size:var(--text-base);color:var(--color-text-primary);background-color:var(--color-background);min-height:100vh;line-height:1.5}#root{width:100%;min-height:100vh}a{color:var(--color-brand-500);transition:color var(--transition-fast) var(--ease-out);text-decoration:none}a:hover{color:var(--color-brand-400)}button{cursor:pointer;font-family:inherit;font-size:inherit;background:0 0;border:none}img{max-width:100%;height:auto}.container{max-width:1200px;padding:0 var(--space-md);margin:0 auto}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-sm)}.btn{justify-content:center;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-weight:var(--font-medium);transition:all var(--transition-fast) var(--ease-out);display:inline-flex}.btn-primary:hover{background:var(--color-brand-600)}.btn-secondary{background:var(--color-surface-muted);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-border-light)}input,select,textarea{font-family:inherit;font-size:inherit;padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-primary);transition:border-color var(--transition-fast) var(--ease-out)}input:focus,select:focus,textarea:focus{border-color:var(--color-brand-500);box-shadow:0 0 0 3px 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auto;display:flex;overflow:hidden}.header{margin-bottom:var(--space-xl);flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.title{font-size:var(--text-3xl);font-weight:var(--font-bold);align-items:center;gap:var(--space-lg);background:linear-gradient(to right, var(--color-brand-400), var(--color-brand-300));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;display:flex}.controls{gap:var(--space-md);display:flex}.header-actions{gap:var(--space-md);align-items:center;display:flex}.btn-header-lg{align-items:center;gap:var(--space-sm);border-radius:var(--radius-lg);font-weight:var(--font-bold);font-size:var(--text-base);cursor:pointer;transition:all var(--transition-base) var(--ease-out);box-shadow:var(--shadow-md);text-transform:uppercase;letter-spacing:.025em;border:1px solid #0000;padding:.75rem 1.5rem;display:flex}.btn-header-lg:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.btn-header-lg:active{transform:translateY(0)}.btn-header-lg.generate{background:linear-gradient(135deg, var(--color-brand-600), var(--color-brand-500));color:#fff}.btn-header-lg.youtube-link{color:#ef4444;background:#ef44441a;border-color:#ef44444d}.btn-header-lg.youtube-link.linked{color:var(--color-success);background:#22c55e1a;border:1px solid #22c55e4d}.btn-header-lg.export{color:#3b82f6;background:#3b82f61a;border:1px solid #3b82f64d}.btn-header-lg.import{color:#f59e0b;background:#f59e0b1a;border:1px solid #f59e0b4d}.btn-header-sm{align-items:center;gap:var(--space-xs);border-radius:var(--radius-md);font-weight:var(--font-semibold);font-size:var(--text-sm);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);padding:.5rem 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input[type=range]::-moz-range-thumb{background:var(--color-brand-500);cursor:pointer;width:18px;height:18px;transition:all var(--transition-fast);border:none;border-radius:50%}.slider-group input[type=range]::-moz-range-thumb:hover{background:var(--color-brand-400);transform:scale(1.1)}.slider-group input[type=range].disabled{opacity:.4;cursor:not-allowed}.slider-group input[type=range].disabled::-webkit-slider-thumb{cursor:not-allowed;background:var(--color-text-muted)}.slider-group input[type=range].disabled::-moz-range-thumb{cursor:not-allowed;background:var(--color-text-muted)}.slider-labels{margin-top:var(--space-xs);font-size:var(--text-xs);color:var(--color-text-muted);justify-content:space-between;display:flex}.genre-accordion{border:1px solid var(--color-border);border-radius:var(--radius-md);max-height:500px;overflow-y:auto}.genre-section{border-bottom:1px solid var(--color-border)}.genre-section:last-child{border-bottom:none}.genre-header{align-items:center;gap:var(--space-sm);padding:var(--space-md);background:var(--color-surface-muted);cursor:pointer;transition:background var(--transition-fast);display:flex}.genre-header:hover{background:var(--color-surface-elevated)}.genre-header.expanded{background:var(--color-surface-elevated);border-bottom:1px solid var(--color-border)}.genre-name{font-weight:var(--font-semibold);color:var(--color-text-primary)}.subgenre-total{color:var(--color-text-muted);font-size:var(--text-sm);margin-left:auto}.selected-badge{background:var(--color-brand-600);color:#fff;border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium);padding:2px 8px}.select-all-btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-muted);font-size:var(--text-xs);cursor:pointer;margin-left:var(--space-sm);transition:all var(--transition-fast);background:0 0;padding:4px 10px}.select-all-btn:hover{background:var(--color-brand-800);border-color:var(--color-brand-600);color:var(--color-text-primary)}.select-all-btn.all-selected{background:var(--color-brand-600);border-color:var(--color-brand-600);color:#fff}.subgenres-grid{gap:var(--space-xs);padding:var(--space-md);background:var(--color-background);flex-wrap:wrap;display:flex}.subgenre-chip{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-secondary);font-size:var(--text-xs);cursor:pointer;transition:all var(--transition-fast) var(--ease-out);align-items:center;gap:4px;padding:4px 10px;display:flex}.subgenre-chip:hover{background:var(--color-surface-elevated);border-color:var(--color-brand-500)}.subgenre-chip.selected{background:var(--color-brand-600);border-color:var(--color-brand-600);color:#fff}.subgenre-chip .sub-name{text-overflow:ellipsis;white-space:nowrap;max-width:200px;overflow:hidden}.subgenre-chip .track-count{border-radius:var(--radius-full);text-align:center;background:#0003;min-width:18px;padding:1px 5px;font-size:10px}.subgenre-chip .track-count.has-tracks{background:#22c55e4d}.subgenre-chip.selected .track-count{background:#fff3}.subgenre-chip.selected .track-count.has-tracks{background:#ffffff4d}.loading-genres{color:var(--color-text-muted);padding:var(--space-lg);font-style:italic}.generate-btn{justify-content:center;align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-md) var(--space-xl);background:linear-gradient(135deg, var(--color-brand-600), var(--color-brand-500));border-radius:var(--radius-lg);color:#fff;font-size:var(--text-lg);font-weight:var(--font-semibold);cursor:pointer;transition:all var(--transition-base) var(--ease-out);border:none;display:flex}.generate-btn:hover:not(:disabled){background:linear-gradient(135deg, var(--color-brand-500), var(--color-brand-400));box-shadow:var(--shadow-lg);transform:translateY(-2px)}.generate-btn:disabled{opacity:.6;cursor:not-allowed}.error-message{align-items:center;gap:var(--space-sm);margin-top:var(--space-md);padding:var(--space-md);border:1px solid var(--color-error);border-radius:var(--radius-md);color:var(--color-error);background:#ef44441a;display:flex}.generated-results{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-xl)}.generated-results h2{margin:0 0 var(--space-lg) 0;color:var(--color-brand-400)}.results-grid{gap:var(--space-md);margin-bottom:var(--space-lg);grid-template-columns:repeat(auto-fill,minmax(350px,1fr));display:grid}.result-card{background:var(--color-surface-muted);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-md)}.result-card .track-header{margin-bottom:var(--space-sm)}.result-card .track-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-text-primary);display:block}.result-card .track-artist{color:var(--color-text-muted);font-style:italic}.track-meta{gap:var(--space-xs);margin-bottom:var(--space-sm);flex-wrap:wrap;display:flex}.genre-badge,.subgenre-badge,.type-badge{border-radius:var(--radius-sm);font-size:var(--text-xs);padding:2px 8px}.genre-badge{background:var(--color-brand-800);color:var(--color-brand-200)}.subgenre-badge{background:var(--color-surface-elevated);color:var(--color-text-secondary)}.type-badge{color:#fff;background:#3b82f6}.type-badge.instrumental{background:#8b5cf6}.track-vibe{font-size:var(--text-sm);color:var(--color-text-secondary);margin:var(--space-sm) 0;line-height:1.5}.track-params{gap:var(--space-md);font-size:var(--text-xs);color:var(--color-text-muted);display:flex}.negative-tags{margin-top:var(--space-sm);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);font-size:var(--text-xs);color:var(--color-error);background:#ef44441a}.view-tracks-btn{width:100%;padding:var(--space-md);background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--text-base);cursor:pointer;transition:all var(--transition-fast) var(--ease-out);display:block}.view-tracks-btn:hover{background:var(--color-brand-800);border-color:var(--color-brand-600)}.custom-add-track{background:var(--color-background);min-height:100vh;color:var(--color-text-primary);padding:var(--space-lg)}.custom-add-header{align-items:center;gap:var(--space-lg);margin-bottom:var(--space-xl);display:flex}.custom-add-header h1{align-items:center;gap:var(--space-sm);font-size:var(--text-2xl);color:var(--color-brand-400);margin:0;display:flex}.custom-add-header .icon{color:var(--color-brand-500)}.back-btn{align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-md);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);cursor:pointer;display:flex}.back-btn:hover{background:var(--color-surface-elevated);color:var(--color-text-primary)}.custom-add-content{max-width:1200px;margin:0 auto}.custom-add-controls{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-xl)}.custom-form-grid{gap:var(--space-lg);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.control-group{margin-bottom:var(--space-lg)}.control-group label{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);color:var(--color-text-secondary);font-weight:var(--font-medium);display:flex}.control-group input,.control-group select,.control-group textarea{width:100%;padding:var(--space-sm) var(--space-md);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--text-base)}.control-group small{color:var(--color-text-muted);font-size:var(--text-xs);margin-top:4px;display:block}.search-wrap{align-items:center;gap:var(--space-sm);padding:0 var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-background);display:flex}.search-wrap input{background:0 0;border:none;padding-left:0}.search-wrap input:focus{outline:none}.selected-subgenre{color:var(--color-brand-400);font-size:var(--text-sm)}.action-row{justify-content:flex-end;display:flex}.save-btn{align-items:center;gap:var(--space-sm);border-radius:var(--radius-md);cursor:pointer;background:var(--color-brand-600);color:#fff;font-weight:var(--font-semibold);border:1px solid #0000;padding:.75rem 1.25rem;display:inline-flex}.save-btn:disabled{opacity:.65;cursor:not-allowed}.spin{animation:1s linear infinite spin}@media (width<=900px){.custom-form-grid{grid-template-columns:1fr}.custom-add-header{flex-direction:column;align-items:flex-start}}.settings-container{max-width:1400px;margin:0 auto;padding:2rem}.settings-header{border-bottom:2px solid var(--color-border);align-items:center;gap:1rem;margin-bottom:2rem;padding-bottom:1rem;display:flex}.settings-header svg{color:var(--color-brand-500)}.settings-header h1{font-size:var(--text-4xl);color:var(--color-text-primary);margin:0}.settings-header p{color:var(--color-text-muted);font-size:var(--text-base);margin:.25rem 0 0}.btn-back{background:var(--color-surface-elevated);color:var(--color-text-primary);border:1px solid var(--color-border);border-radius:var(--radius-lg);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:all var(--transition-base) var(--ease-out);align-items:center;gap:.5rem;padding:.75rem 1.25rem;display:inline-flex}.btn-back:hover{background:var(--color-brand-500);border-color:var(--color-brand-500);box-shadow:0 4px 12px rgba(var(--color-brand-500-rgb), .2);transform:translateY(-1px)}.btn-back svg{color:inherit}.settings-grid{grid-template-columns:repeat(auto-fill,minmax(400px,1fr));gap:1.5rem;display:grid}.service-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);transition:all var(--transition-base) var(--ease-out);overflow:hidden}.service-panel:hover{border-color:var(--color-brand-500);box-shadow:0 4px 12px rgba(var(--color-brand-500-rgb), .15)}.panel-header{background:linear-gradient(135deg, rgba(var(--color-brand-500-rgb), .1) 0%, rgba(var(--color-brand-500-rgb), .05) 100%);border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:flex-start;padding:1.5rem;display:flex}.panel-header h3{font-size:var(--text-xl);color:var(--color-text-primary);margin:0}.panel-header p{color:var(--color-text-muted);font-size:var(--text-sm);margin:.5rem 0 0}.default-badge{background:var(--color-success-muted);color:var(--color-success);border-radius:var(--radius-md);font-size:var(--text-xs);font-weight:var(--font-semibold);white-space:nowrap;align-items:center;gap:.375rem;padding:.375rem .75rem;display:inline-flex}.panel-content{padding:1.5rem}.form-group{margin-bottom:1.5rem}.form-group:last-of-type{margin-bottom:0}.form-group label{color:var(--color-text-primary);font-weight:var(--font-medium);font-size:var(--text-sm);margin-bottom:.5rem;display:block}.form-group select{background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;color:var(--color-text-primary);font-size:var(--text-base);transition:all var(--transition-base) var(--ease-out);padding:.75rem}.form-group select:hover:not(:disabled){border-color:var(--color-brand-500)}.form-group select:focus{border-color:var(--color-brand-500);box-shadow:0 0 0 3px rgba(var(--color-brand-500-rgb), .1);outline:none}.form-group select:disabled{opacity:.5;cursor:not-allowed}.model-description{color:var(--color-text-muted);font-size:var(--text-sm);margin-top:.5rem;font-style:italic;display:block}.panel-actions{border-top:1px solid var(--color-border);gap:.75rem;margin-top:1.5rem;padding-top:1.5rem;display:flex}.panel-actions button{border-radius:var(--radius-lg);font-size:var(--text-sm);font-weight:var(--font-semibold);cursor:pointer;transition:all var(--transition-base) var(--ease-out);border:none;flex:1;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1rem;display:inline-flex}.btn-primary{background:var(--color-brand-500);color:var(--color-background)}.btn-primary:hover:not(:disabled){background:var(--color-brand-600);box-shadow:0 4px 12px rgba(var(--color-brand-500-rgb), .3);transform:translateY(-1px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{color:var(--color-text-muted);border:1px solid var(--color-border);background:0 0}.btn-secondary:hover:not(:disabled){background:var(--color-surface-muted);border-color:var(--color-text-muted);color:var(--color-text-primary)}.btn-secondary:disabled{opacity:.3;cursor:not-allowed}.loading-message,.error-message{text-align:center;color:var(--color-text-muted);font-size:var(--text-lg);padding:3rem}.error-message{color:var(--color-error)}@media (width<=900px){.settings-grid{grid-template-columns:1fr}}@media (width<=640px){.settings-container{padding:1rem}.settings-header{flex-direction:column;align-items:flex-start}.panel-header{flex-direction:column;gap:1rem}.panel-actions{flex-direction:column}.panel-actions button{width:100%}}.login-container{background:var(--color-background);min-height:100vh;padding:var(--space-md);justify-content:center;align-items:center;display:flex}.login-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-2xl);width:100%;max-width:400px;box-shadow:var(--shadow-xl)}.login-header{text-align:center;margin-bottom:var(--space-xl)}.login-icon{width:64px;height:64px;margin:0 auto var(--space-md);background:var(--color-brand-500);border-radius:var(--radius-lg);color:#fff;justify-content:center;align-items:center;display:flex}.login-header h1{font-size:var(--text-xl);font-weight:var(--font-bold);color:var(--color-text-primary);margin-bottom:var(--space-xs)}.login-header p{color:var(--color-text-muted);font-size:var(--text-sm)}.login-form{gap:var(--space-md);flex-direction:column;display:flex}.input-group{position:relative}.input-icon{left:var(--space-md);color:var(--color-text-muted);position:absolute;top:50%;transform:translateY(-50%)}.input-group input{width:100%;padding:var(--space-md) var(--space-md) var(--space-md) 2.75rem;background:var(--color-surface-muted);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--text-base);transition:all var(--transition-fast) var(--ease-out)}.input-group input:focus{border-color:var(--color-brand-500);box-shadow:0 0 0 3px rgba(var(--color-brand-500-rgb), .15);outline:none}.input-group input::placeholder{color:var(--color-text-muted)}.error-message{align-items:center;gap:var(--space-sm);color:var(--color-error);font-size:var(--text-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);background:#ef44441a;display:flex}.login-btn{padding:var(--space-md);background:var(--color-brand-500);color:#fff;border-radius:var(--radius-md);font-weight:var(--font-semibold);font-size:var(--text-base);cursor:pointer;transition:background var(--transition-fast) var(--ease-out);border:none}.login-btn:hover:not(:disabled){background:var(--color-brand-600)}.login-btn:disabled{opacity:.6;cursor:not-allowed}.app{background-color:var(--color-background);width:100%;min-height:100vh}