:root{--bg-dark: #0d0f14;--bg-card: #151820;--bg-card-hover: #1b1e28;--bg-subtle: #1a1d26;--border-color: #242834;--border-hover: #373c4d;--primary: #3b82f6;--primary-hover: #2563eb;--primary-subtle: rgba(59, 130, 246, .12);--accent-green: #10b981;--accent-green-subtle: rgba(16, 185, 129, .12);--text-main: #f3f4f6;--text-muted: #9ca3af;--text-dim: #6b7280;--font-main: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-code: "SF Mono", Menlo, Monaco, Consolas, monospace;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);font-family:var(--font-main);min-height:100vh;padding:20px 24px;overflow-x:hidden;line-height:1.5;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:#2b303e;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#3f4659}.app-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;padding:14px 20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);margin-bottom:20px}.brand{display:flex;align-items:center;gap:14px}.menu-trigger-btn,.home-link{display:inline-flex;align-items:center;gap:6px;background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-main);text-decoration:none;padding:7px 12px;border-radius:var(--radius-sm);font-size:.82rem;font-weight:500;cursor:pointer;transition:all .15s ease}.menu-trigger-btn:hover,.home-link:hover{background:var(--border-color);border-color:var(--border-hover)}.brand-divider{width:1px;height:24px;background:var(--border-color)}.brand-title h1{font-size:1.15rem;font-weight:700;color:var(--text-main);letter-spacing:-.3px}.brand-title p{font-size:.78rem;color:var(--text-muted)}.header-right{display:flex;align-items:center;gap:12px}.lang-switcher{display:flex;align-items:center;gap:6px}.lang-select{background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-main);padding:6px 10px;border-radius:var(--radius-sm);font-size:.8rem;font-family:var(--font-main);cursor:pointer;outline:none;transition:border-color .15s ease}.lang-select:focus,.lang-select:hover{border-color:var(--border-hover)}.header-badges{display:flex;gap:8px}.badge{background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-muted);padding:5px 10px;border-radius:var(--radius-sm);font-size:.75rem;font-weight:500;display:flex;align-items:center;gap:5px}.badge.ai-badge{color:var(--primary);background:var(--primary-subtle);border-color:#3b82f64d}.menu-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#0009;z-index:999;opacity:0;visibility:hidden;transition:all .2s ease}.menu-overlay.active{opacity:1;visibility:visible}.menu-drawer{position:fixed;top:0;left:0;width:320px;max-width:85vw;height:100vh;background:#13161f;border-right:1px solid var(--border-color);box-shadow:10px 0 30px #0006;z-index:1000;transform:translate(-100%);transition:transform .25s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column}.menu-drawer.active{transform:translate(0)}.drawer-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border-color)}.drawer-title-group h2{font-size:1rem;font-weight:700;color:var(--text-main)}.drawer-title-group p{font-size:.75rem;color:var(--text-muted)}.btn-close-menu{background:transparent;border:1px solid var(--border-color);color:var(--text-muted);width:28px;height:28px;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.85rem;transition:all .15s ease}.btn-close-menu:hover{background:var(--bg-subtle);color:var(--text-main)}.drawer-content{padding:16px;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:18px}.cat-header{font-size:.75rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px;padding-left:4px}.site-link-list{list-style:none;display:flex;flex-direction:column;gap:4px}.site-link{display:flex;align-items:center;padding:8px 12px;background:var(--bg-subtle);border:1px solid transparent;border-radius:var(--radius-sm);color:var(--text-main);text-decoration:none;font-size:.82rem;font-weight:500;transition:all .15s ease}.site-link:hover{background:#1e222e;border-color:var(--border-hover)}.site-link.active-current{background:var(--primary-subtle);border-color:#3b82f666;color:#93c5fd}.site-icon{margin-right:10px;font-size:1rem}.site-name{flex:1}.site-arrow{color:var(--text-dim);font-size:.75rem}.current-badge{background:var(--primary);color:#fff;font-size:.62rem;font-weight:700;padding:2px 6px;border-radius:4px}.main-container{display:grid;grid-template-columns:1fr 360px;gap:20px}@media (max-width: 1024px){.main-container{grid-template-columns:1fr}}.panel{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;margin-bottom:20px}.panel-title{display:flex;align-items:center;justify-content:space-between;font-size:.95rem;font-weight:600;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border-color);color:var(--text-main)}.ai-engine-bar{display:flex;align-items:center;margin-bottom:14px}.engine-switch-group{display:inline-flex;background:var(--bg-subtle);border:1px solid var(--border-color);padding:3px;border-radius:var(--radius-sm);gap:4px}.engine-tab-btn{background:transparent;border:none;color:var(--text-muted);font-family:var(--font-main);font-size:.78rem;font-weight:500;padding:6px 14px;border-radius:4px;cursor:pointer;transition:all .15s ease}.engine-tab-btn:hover{color:var(--text-main)}.engine-tab-btn.active{background:var(--bg-card);color:var(--text-main);font-weight:600;border:1px solid var(--border-color);box-shadow:0 1px 3px #0003}.ai-prompt-box{display:flex;flex-direction:column;gap:12px}.prompt-input-wrapper{position:relative;display:flex;align-items:center}.prompt-input{width:100%;padding:14px 140px 14px 18px;background:var(--bg-subtle);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-main);font-size:.92rem;font-family:var(--font-main);outline:none;transition:border-color .15s ease}.prompt-input:focus{border-color:var(--primary)}.prompt-input::placeholder{color:var(--text-dim)}.btn-generate-ai{position:absolute;right:6px;padding:9px 18px;background:var(--primary);border:none;border-radius:var(--radius-sm);color:#fff;font-size:.85rem;font-weight:600;font-family:var(--font-main);cursor:pointer;transition:background-color .15s ease}.btn-generate-ai:hover{background:var(--primary-hover)}.quick-tags-container{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.tag-label{font-size:.75rem;color:var(--text-dim);font-weight:500;margin-right:2px}.tag-btn{background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-muted);font-size:.76rem;font-weight:500;font-family:var(--font-main);padding:4px 10px;border-radius:var(--radius-sm);cursor:pointer;transition:all .15s ease}.tag-btn:hover{background:var(--border-color);color:var(--text-main);border-color:var(--border-hover)}.ai-thought-log{background:#0f1118;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:10px 14px;max-height:90px;overflow-y:auto;font-family:var(--font-code);font-size:.76rem;color:var(--text-muted);line-height:1.6}.log-item{color:var(--text-muted)}.visualizer-container{display:flex;flex-direction:column;gap:14px}.audio-canvas{width:100%;height:140px;background:#0f1118;border:1px solid var(--border-color);border-radius:var(--radius-md);display:block}.viz-controls{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}.viz-mode-toggle{display:inline-flex;background:var(--bg-subtle);border:1px solid var(--border-color);padding:3px;border-radius:var(--radius-sm);gap:4px}.toggle-btn{background:transparent;border:none;color:var(--text-muted);padding:5px 12px;font-size:.76rem;font-weight:500;border-radius:4px;cursor:pointer;transition:all .15s ease}.toggle-btn.active{background:var(--bg-card);color:var(--text-main);font-weight:600;border:1px solid var(--border-color)}.player-action-btns{display:flex;gap:8px}.btn-primary-action{background:var(--accent-green);color:#fff;border:none;font-weight:600;font-family:var(--font-main);padding:8px 16px;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:6px;font-size:.85rem;transition:opacity .15s ease}.btn-primary-action:hover{opacity:.9}.btn-export{background:var(--bg-subtle);border:1px solid var(--border-color);color:var(--text-main);font-weight:500;font-family:var(--font-main);padding:8px 14px;border-radius:var(--radius-sm);cursor:pointer;font-size:.82rem;transition:all .15s ease}.btn-export:hover{background:var(--border-color)}.synth-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.synth-card{background:var(--bg-subtle);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:14px}.synth-card-title{font-size:.82rem;font-weight:600;color:var(--text-main);margin-bottom:12px;display:flex;align-items:center;gap:6px}.control-group{display:flex;flex-direction:column;gap:5px;margin-bottom:10px}.control-group label{display:flex;justify-content:space-between;font-size:.74rem;color:var(--text-muted)}.control-group label span.val{color:var(--text-main);font-family:var(--font-code);font-weight:500}select.synth-select{width:100%;padding:6px 10px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-main);font-size:.78rem;outline:none;font-family:var(--font-main)}select.synth-select:focus{border-color:var(--primary)}input.synth-slider{-webkit-appearance:none;width:100%;height:4px;background:#2b303e;border-radius:2px;outline:none;cursor:pointer}input.synth-slider::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;border-radius:50%;background:#d1d5db;border:2px solid #1f2430;transition:background-color .15s ease,transform .1s ease}input.synth-slider::-webkit-slider-thumb:hover{background:var(--primary);transform:scale(1.15)}input.synth-slider::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:#d1d5db;border:2px solid #1f2430}.preset-section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.upload-btn-label{font-size:.75rem;font-weight:500;color:var(--primary);cursor:pointer;padding:4px 8px;background:var(--primary-subtle);border-radius:var(--radius-sm);transition:opacity .15s ease}.upload-btn-label:hover{opacity:.8}.preset-list{display:flex;flex-direction:column;gap:6px;max-height:440px;overflow-y:auto;padding-right:4px}.preset-card{display:flex;align-items:center;justify-content:space-between;background:var(--bg-subtle);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:8px 12px;cursor:pointer;transition:all .15s ease}.preset-card:hover{background:#1d212c;border-color:var(--border-hover)}.preset-card.active{background:var(--primary-subtle);border-color:#3b82f666}.preset-info{display:flex;align-items:center;gap:10px}.preset-icon{font-size:1.1rem}.preset-details .name{font-size:.82rem;font-weight:500;color:var(--text-main)}.preset-details .cat{font-size:.7rem;color:var(--text-dim)}.preset-btns{display:flex;gap:4px}.btn-icon-sm{background:transparent;border:1px solid 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var(--border-color);border-radius:var(--radius-md);padding:10px;margin-bottom:20px;text-align:center;min-height:80px;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden}.ad-slot-label{font-size:.6rem;color:var(--text-dim);letter-spacing:1px;text-transform:uppercase;margin-bottom:4px}.app-footer{text-align:center;margin-top:30px;padding:20px;font-size:.8rem;color:var(--text-dim);border-top:1px solid var(--border-color)}.app-footer a{color:var(--text-muted);text-decoration:none;transition:color .15s ease}.app-footer a:hover{color:var(--primary)}