:root{--bg-primary: #0a0a0f;--bg-secondary: #111118;--bg-tertiary: #1a1a24;--bg-card: #151520;--bg-hover: #1f1f2e;--accent-cyan: #06b6d4;--accent-cyan-light: #22d3ee;--accent-purple: #8b5cf6;--accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);--accent-button: linear-gradient(135deg, #0891b2 0%, #06b6d4 50%, #22d3ee 100%);--text-primary: #ffffff;--text-secondary: #a1a1aa;--text-muted: #71717a;--border-color: #27272a;--border-subtle: rgba(255, 255, 255, .08);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(6, 182, 212, .3);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--header-height: 80px;--sidebar-width: 240px;--sidebar-collapsed-width: 72px;--nav-height: 72px;--mini-player-height: 72px;--safe-area-bottom: env(safe-area-inset-bottom, 0px)}.loading-screen{position:fixed;inset:0;background:var(--bg-primary);display:flex;align-items:center;justify-content:center;z-index:10000;transition:opacity .3s ease,visibility .3s ease}.loading-screen.hidden{opacity:0;visibility:hidden;pointer-events:none}.loading-content{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-lg);text-align:center}.loading-logo{width:80px;height:80px;background:var(--accent-gradient);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow);animation:pulse 2s ease-in-out infinite}.loading-icon{width:48px;height:48px;fill:#fff}.loading-title{font-size:var(--font-size-2xl);font-weight:700;color:var(--text-primary);margin:0}.loading-spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-cyan);border-radius:50%;animation:spin 1s linear infinite}.loading-text{font-size:var(--font-size-sm);color:var(--text-secondary);margin:0}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{transform:scale(1);box-shadow:var(--shadow-glow)}50%{transform:scale(1.05);box-shadow:0 0 40px #06b6d480}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;min-height:100dvh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--accent-cyan);text-decoration:none}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;color:inherit}input{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;color:inherit}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:#06b6d44d;color:var(--text-primary)}#app{display:flex;min-height:100vh;min-height:100dvh}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-width);height:100vh;height:100dvh;background:var(--bg-secondary);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;z-index:200;transition:width var(--transition-base),transform var(--transition-base)}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.mobile-sidebar-overlay{position:fixed;inset:0;background:#00000080;z-index:199;opacity:0;visibility:hidden;transition:opacity var(--transition-base),visibility var(--transition-base)}.mobile-sidebar-overlay.active{opacity:1;visibility:visible}}.sidebar-logo{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);height:var(--header-height);border-bottom:1px solid var(--border-subtle)}.logo-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.logo-icon svg{width:24px;height:24px;fill:#fff}.logo-icon img{width:100%;height:100%;object-fit:cover}.logo-text{font-size:var(--font-size-xl);font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;white-space:nowrap}.sidebar-nav{flex:1;padding:var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-xs);overflow-y:auto}.nav-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--radius-md);background:transparent;color:var(--text-secondary);font-size:var(--font-size-base);font-weight:500;transition:all var(--transition-fast);cursor:pointer;width:100%;text-align:left}.nav-item svg{width:24px;height:24px;fill:currentColor;flex-shrink:0}.nav-item span{white-space:nowrap;overflow:hidden}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:#06b6d426;color:var(--accent-cyan)}.nav-item.active svg{fill:var(--accent-cyan)}.sidebar-footer{padding:var(--spacing-md);border-top:1px solid var(--border-subtle);display:flex;flex-direction:column;gap:var(--spacing-sm)}.sidebar-now-playing{background:var(--bg-tertiary);border-radius:var(--radius-md);padding:var(--spacing-md);display:flex;flex-direction:column;gap:var(--spacing-md)}.sidebar-track-info{display:flex;align-items:center;gap:var(--spacing-md)}.sidebar-track-thumb{width:48px;height:48px;border-radius:var(--radius-sm);background:var(--bg-hover);display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.sidebar-track-thumb svg{width:24px;height:24px;fill:var(--text-muted)}.sidebar-track-thumb img{width:100%;height:100%;object-fit:cover}.sidebar-track-text{flex:1;min-width:0}.sidebar-track-title{font-size:var(--font-size-sm);font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-track-artist{font-size:var(--font-size-xs);color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-controls{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm)}.sidebar-control-btn{width:40px;height:40px;border-radius:var(--radius-full);background:transparent;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);cursor:pointer}.sidebar-control-btn svg{width:20px;height:20px;fill:var(--text-secondary)}.sidebar-control-btn:hover{background:var(--bg-hover)}.sidebar-control-btn:hover svg{fill:var(--text-primary)}.sidebar-play-btn{width:48px;height:48px;border-radius:var(--radius-full);background:var(--accent-button);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);cursor:pointer;box-shadow:0 2px 8px #06b6d44d}.sidebar-play-btn svg{width:24px;height:24px;fill:#fff}.sidebar-play-btn:hover{transform:scale(1.05);box-shadow:0 4px 12px #06b6d466}.main-container{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;width:calc(100% - var(--sidebar-width));transition:margin-left var(--transition-base),width var(--transition-base)}@media (max-width: 768px){.main-container{margin-left:0;width:100%}#header{left:0}}#header{position:fixed;top:0;left:var(--sidebar-width);right:0;height:var(--header-height);background:linear-gradient(180deg,var(--bg-primary) 0%,rgba(10,10,15,.95) 100%);transition:left var(--transition-base);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;padding:0 var(--spacing-md);z-index:100;border-bottom:1px solid var(--border-subtle)}#pageTitle{font-size:var(--font-size-xl);font-weight:700;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-actions{display:flex;align-items:center;gap:var(--spacing-sm)}.mobile-only{display:none!important}@media (max-width: 768px){.mobile-only{display:flex!important}}.mobile-menu-btn{position:fixed;top:var(--spacing-md);left:var(--spacing-md);z-index:201;width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;background:var(--bg-primary);border:1px solid var(--border-subtle);cursor:pointer;transition:all var(--transition-fast);color:var(--text-primary);box-shadow:0 2px 8px #0003}.mobile-menu-btn:hover{background:var(--bg-hover)}.mobile-menu-btn svg{width:24px;height:24px}.icon-btn{width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast);-webkit-tap-highlight-color:transparent}.icon-btn:hover{background:var(--bg-hover)}.icon-btn:active{background:var(--bg-tertiary)}.icon-btn svg{width:24px;height:24px;fill:var(--text-secondary);transition:fill var(--transition-fast)}.icon-btn:hover svg{fill:var(--text-primary)}#main{flex:1;margin-top:var(--header-height);margin-bottom:calc(var(--mini-player-height) + var(--safe-area-bottom));overflow-y:auto;overflow-x:hidden}.page{display:none;padding:var(--spacing-md);min-height:calc(100vh - var(--header-height) - var(--nav-height) - var(--mini-player-height))}.page.active{display:block;animation:fadeIn var(--transition-base)}@keyframes 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#06b6d426}.search-icon{width:20px;height:20px;fill:var(--text-muted);flex-shrink:0}.search-box input{flex:1;padding:var(--spacing-md);background:transparent;color:var(--text-primary)}.search-box input::placeholder{color:var(--text-muted)}.clear-btn{width:32px;height:32px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast)}.clear-btn:hover{background:var(--bg-hover)}.clear-btn svg{width:18px;height:18px;fill:var(--text-muted)}.clear-btn.hidden{display:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-lg);font-weight:500;transition:all var(--transition-fast);white-space:nowrap}.btn-primary{background:var(--accent-button);color:var(--bg-primary);box-shadow:var(--shadow-glow)}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-hover);border-color:var(--text-muted)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary)}.btn svg{width:20px;height:20px;fill:currentColor}.artists-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--spacing-lg);padding:var(--spacing-sm) 0}@media (min-width: 640px){.artists-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:var(--spacing-xl)}}@media (min-width: 1024px){.artists-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}}.h-scroll{display:flex;gap:var(--spacing-md);overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding:var(--spacing-sm) 0;margin:0 calc(-1 * var(--spacing-md));padding-left:var(--spacing-md);padding-right:var(--spacing-md)}.h-scroll::-webkit-scrollbar{display:none}.h-scroll>*{flex-shrink:0;scroll-snap-align:start}.artist-card{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-md);border-radius:var(--radius-lg);cursor:pointer;transition:background var(--transition-fast);text-align:center;min-width:140px}.artist-card:hover{background:var(--bg-hover)}.artist-card:active{background:var(--bg-tertiary)}.artist-avatar{width:120px;height:120px;border-radius:50%;margin-bottom:var(--spacing-md);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-3xl);font-weight:700;color:var(--text-primary);position:relative;overflow:hidden;background:var(--bg-tertiary);box-shadow:0 4px 20px #0006;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.artist-card:hover .artist-avatar{transform:scale(1.05);box-shadow:0 8px 30px #06b6d433}.artist-avatar img{width:100%;height:100%;object-fit:cover}.artist-avatar-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;border-radius:50%;color:#fff;font-size:2.5rem;font-weight:700;text-transform:uppercase;text-shadow:0 2px 4px rgba(0,0,0,.3);position:relative;overflow:hidden}.artist-avatar-placeholder:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0%,transparent 50%,rgba(0,0,0,.2) 100%);pointer-events:none}.artist-name{font-size:var(--font-size-sm);font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%;line-height:1.4}.artist-subtitle{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:2px}.h-scroll .artist-card{min-width:130px;padding:var(--spacing-sm)}.h-scroll .artist-avatar{width:100px;height:100px;font-size:var(--font-size-2xl)}@media (max-width: 480px){.artists-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:var(--spacing-md)}.artist-avatar{width:90px;height:90px;font-size:var(--font-size-xl)}.artist-name{font-size:var(--font-size-xs)}.h-scroll .artist-avatar{width:80px;height:80px}}.section{margin-bottom:var(--spacing-xl)}.section-title{font-size:var(--font-size-lg);font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-md)}.list-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast)}.list-item:hover{background:var(--bg-hover)}.list-item:active{background:var(--bg-tertiary)}.list-thumb{width:48px;height:48px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:var(--bg-tertiary)}.list-thumb img{width:100%;height:100%;object-fit:cover}.list-info{flex:1;min-width:0}.list-title{font-size:var(--font-size-base);font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-sub{font-size:var(--font-size-sm);color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.favorite-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full);background:transparent;transition:all var(--transition-fast);flex-shrink:0}.favorite-btn svg{width:20px;height:20px;fill:var(--text-muted);transition:fill var(--transition-fast),transform var(--transition-fast)}.favorite-btn:hover{background:var(--bg-hover)}.favorite-btn:hover svg{fill:var(--text-secondary)}.favorite-btn.active svg{fill:#ef4444}.favorite-btn:active svg{transform:scale(.9)}.grid-item{display:flex;flex-direction:column;cursor:pointer;transition:transform var(--transition-fast);min-width:140px;width:140px}.h-scroll .grid-item{width:140px;flex-shrink:0}.grid-item:hover{transform:translateY(-4px)}.grid-item .thumb{width:100%;aspect-ratio:1;border-radius:var(--radius-md);overflow:hidden;background:var(--bg-tertiary);margin-bottom:var(--spacing-sm)}.grid-item .thumb img{width:100%;height:100%;object-fit:cover}.grid-title{font-size:var(--font-size-sm);font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.grid-sub{font-size:var(--font-size-xs);color:var(--text-muted)}.song-list{display:flex;flex-direction:column;gap:var(--spacing-xs)}.song-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast)}.song-item:hover{background:var(--bg-hover)}.song-item:active{background:var(--bg-tertiary)}.song-item.playing{background:#06b6d41a}.song-item.playing .song-title{color:var(--accent-cyan)}.song-thumb{width:48px;height:48px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:var(--bg-tertiary)}.song-thumb img{width:100%;height:100%;object-fit:cover}.song-thumb-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.song-thumb-placeholder svg{width:24px;height:24px;fill:var(--text-muted)}.song-info{flex:1;min-width:0}.song-title{font-size:var(--font-size-base);font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.song-artist{font-size:var(--font-size-sm);color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.song-duration{font-size:var(--font-size-sm);color:var(--text-muted);flex-shrink:0}.song-actions{display:flex;gap:var(--spacing-xs);opacity:0;transition:opacity var(--transition-fast)}.song-item:hover .song-actions{opacity:1}@media (hover: none){.song-actions{opacity:1}}.album-card{background:var(--bg-card);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent;display:flex;flex-direction:column;height:100%}.album-card:hover{background:var(--bg-hover);border-color:var(--border-color);transform:translateY(-2px)}.album-artwork{aspect-ratio:1;background:var(--bg-tertiary);position:relative;overflow:hidden}.album-artwork img{width:100%;height:100%;object-fit:cover}.album-artwork-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.album-artwork-placeholder svg{width:48px;height:48px;fill:var(--text-muted)}.album-info{padding:var(--spacing-md);flex:1;display:flex;flex-direction:column;justify-content:flex-start}.album-title{font-size:var(--font-size-sm);font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.album-year{font-size:var(--font-size-xs);color:var(--text-muted);margin-top:var(--spacing-xs)}.albums-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:var(--spacing-md)}.mini-player{position:fixed;bottom:var(--safe-area-bottom);left:var(--sidebar-width);right:0;height:var(--mini-player-height);background:var(--bg-secondary);border-top:1px solid var(--border-subtle);z-index:90;cursor:pointer;transition:transform var(--transition-base),left var(--transition-base)}.mini-player.hidden{transform:translateY(100%)}.mini-player.active{transform:translateY(0)}.mini-progress{height:3px;background:var(--bg-tertiary);position:absolute;top:0;left:0;right:0}.mini-progress-bar{height:100%;background:var(--accent-cyan);width:0%;transition:width .1s linear}.mini-content{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);height:100%}.mini-thumb{width:48px;height:48px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:var(--bg-tertiary)}.mini-thumb img{width:100%;height:100%;object-fit:cover}.placeholder-thumb{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.placeholder-thumb svg{width:24px;height:24px;fill:var(--text-muted)}.mini-info{flex:1;min-width:0}.mini-title{font-size:var(--font-size-base);font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mini-artist{font-size:var(--font-size-sm);color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.play-btn{width:44px;height:44px;border-radius:50%;background:var(--accent-cyan);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-fast)}.play-btn:hover{background:var(--accent-cyan-light);transform:scale(1.05)}.play-btn:active{transform:scale(.95)}.play-btn svg{width:24px;height:24px;fill:var(--bg-primary)}.player-sheet{position:fixed;inset:0;background:var(--bg-primary);z-index:200;transform:translateY(100%);transition:transform var(--transition-slow);overflow-y:auto}.player-sheet.open{transform:translateY(0)}.player-container{max-width:480px;margin:0 auto;padding:var(--spacing-lg);padding-bottom:calc(var(--spacing-2xl) + var(--safe-area-bottom));min-height:100%;display:flex;flex-direction:column}.player-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-xl)}.player-header-title{font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.player-artwork{flex:1;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg) 0}.artwork{width:100%;max-width:320px;aspect-ratio:1;border-radius:var(--radius-lg);overflow:hidden;background:var(--bg-tertiary);box-shadow:var(--shadow-lg)}.artwork img{width:100%;height:100%;object-fit:cover}.placeholder-artwork{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary)}.placeholder-artwork svg{width:80px;height:80px;fill:var(--text-muted)}.player-info{text-align:center;margin-bottom:var(--spacing-xl)}.track-title{font-size:var(--font-size-xl);font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-xs)}.track-artist{font-size:var(--font-size-base);color:var(--text-secondary)}.player-progress{margin-bottom:var(--spacing-lg)}.progress-bar{height:6px;background:var(--bg-tertiary);border-radius:var(--radius-full);cursor:pointer;position:relative;overflow:hidden}.progress-fill{height:100%;background:var(--accent-cyan);border-radius:var(--radius-full);width:0%;transition:width .1s linear}.progress-bar:hover .progress-fill{background:var(--accent-cyan-light)}.progress-time{display:flex;justify-content:space-between;margin-top:var(--spacing-sm);font-size:var(--font-size-xs);color:var(--text-muted)}.player-controls{display:flex;align-items:center;justify-content:center;gap:var(--spacing-lg)}.control-btn{width:48px;height:48px}.control-btn svg{width:28px;height:28px}.control-btn.active svg{fill:var(--accent-cyan)}.main-play{width:64px;height:64px}.main-play svg{width:32px;height:32px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:calc(var(--nav-height) + var(--safe-area-bottom));padding-bottom:var(--safe-area-bottom);background:var(--bg-secondary);border-top:1px solid var(--border-subtle);display:flex;z-index:100}.nav-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-xs);color:var(--text-muted);transition:color var(--transition-fast);-webkit-tap-highlight-color:transparent}.nav-btn svg{width:24px;height:24px;fill:currentColor}.nav-btn span{font-size:var(--font-size-xs);font-weight:500}.nav-btn.active{color:var(--accent-cyan)}.nav-btn:hover:not(.active){color:var(--text-secondary)}.detail-overlay{position:fixed;inset:0;background:#0009;z-index:150;opacity:0;visibility:hidden;transition:opacity var(--transition-base),visibility var(--transition-base)}.detail-overlay.open{opacity:1;visibility:visible}.detail-panel{position:absolute;top:0;right:0;bottom:0;width:100%;max-width:480px;background:var(--bg-primary);transform:translate(100%);transition:transform var(--transition-slow);overflow-y:auto}.detail-overlay.open .detail-panel{transform:translate(0)}.detail-header{position:sticky;top:0;background:var(--bg-primary);display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-bottom:1px solid var(--border-subtle);z-index:10}.detail-title{flex:1;font-size:var(--font-size-lg);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.detail-content{padding:var(--spacing-md);padding-bottom:calc(var(--spacing-2xl) + var(--safe-area-bottom))}.queue-overlay{position:fixed;inset:0;background:#0009;z-index:150;opacity:0;visibility:hidden;transition:opacity var(--transition-base),visibility var(--transition-base)}.queue-overlay.open{opacity:1;visibility:visible}.queue-drawer{position:absolute;top:0;right:0;bottom:0;width:100%;max-width:400px;background:var(--bg-primary);transform:translate(100%);transition:transform var(--transition-slow);display:flex;flex-direction:column}.queue-overlay.open .queue-drawer{transform:translate(0)}.queue-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md);border-bottom:1px solid var(--border-subtle)}.queue-header h2{font-size:var(--font-size-lg);font-weight:600}.queue-actions{display:flex;gap:var(--spacing-sm);padding:var(--spacing-md);border-bottom:1px solid var(--border-subtle)}.queue-list{flex:1;overflow-y:auto;padding:var(--spacing-sm)}.queue-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm);border-radius:var(--radius-md);transition:background var(--transition-fast)}.queue-item:hover{background:var(--bg-hover)}.queue-item.playing{background:#06b6d41a}.queue-drag-handle{width:24px;height:24px;display:flex;align-items:center;justify-content:center;cursor:grab;color:var(--text-muted)}.queue-drag-handle:active{cursor:grabbing}.toast{position:fixed;bottom:calc(var(--nav-height) + var(--mini-player-height) + var(--spacing-md) + var(--safe-area-bottom));left:50%;transform:translate(-50%) translateY(100px);background:var(--bg-tertiary);color:var(--text-primary);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-lg);font-size:var(--font-size-sm);font-weight:500;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transition:all var(--transition-base);z-index:300;max-width:calc(100% - var(--spacing-xl));text-align:center}.toast.show{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}#yt-player{position:fixed;top:-9999px;left:-9999px;width:1px;height:1px;pointer-events:none;opacity:0}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-artist{width:100%;aspect-ratio:1}.skeleton-song{height:64px}.skeleton-text{height:16px;width:60%}.empty-state,.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);text-align:center;color:var(--text-muted)}.empty-state svg,.empty svg{width:64px;height:64px;fill:var(--text-muted);margin-bottom:var(--spacing-md);opacity:.5}.empty-state h3,.empty-title{font-size:var(--font-size-lg);font-weight:600;color:var(--text-secondary);margin-bottom:var(--spacing-sm)}.empty-state p,.empty-text{font-size:var(--font-size-sm);color:var(--text-muted)}.empty-icon{font-size:48px;margin-bottom:var(--spacing-md);opacity:.7}.artist-detail-header{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--bg-primary);border-bottom:1px solid var(--border-subtle);position:sticky;top:0;z-index:10}.artist-detail-header h2{flex:1;font-size:var(--font-size-lg);font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.artist-detail-content{padding:var(--spacing-md);padding-bottom:calc(var(--spacing-2xl) + var(--safe-area-bottom))}.close-artist{flex-shrink:0}.skeleton-container{display:flex;flex-direction:column;gap:var(--spacing-sm)}.skeleton-box{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.skeleton-line{height:14px;border-radius:var(--radius-sm);background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.list-item.skeleton{pointer-events:none}.list-item.skeleton .list-thumb{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.grid-item.skeleton{pointer-events:none}.grid-item.skeleton .thumb{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}.gradient-text{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background:var(--bg-tertiary);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:500;color:var(--text-secondary)}.badge-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-cyan)}.sound-wave{display:flex;align-items:center;justify-content:center;gap:3px;height:24px}.sound-wave span{width:3px;background:var(--accent-cyan);border-radius:var(--radius-full);animation:wave 1s ease-in-out infinite}.sound-wave span:nth-child(1){animation-delay:0s;height:8px}.sound-wave span:nth-child(2){animation-delay:.1s;height:16px}.sound-wave span:nth-child(3){animation-delay:.2s;height:24px}.sound-wave span:nth-child(4){animation-delay:.3s;height:16px}.sound-wave span:nth-child(5){animation-delay:.4s;height:8px}@keyframes wave{0%,to{transform:scaleY(.5)}50%{transform:scaleY(1)}}@media (max-width: 360px){:root{--spacing-md: 10px;--spacing-lg: 14px;--header-height: 52px;--nav-height: 64px;--mini-player-height: 64px}.artists-grid{grid-template-columns:repeat(3,1fr);gap:var(--spacing-sm)}.artist-card{padding:var(--spacing-sm);min-width:auto}.artist-avatar{width:60px;height:60px;font-size:var(--font-size-lg)}.artist-name{font-size:11px}.h-scroll .artist-avatar{width:56px;height:56px}.list-thumb,.song-thumb,.mini-thumb{width:40px;height:40px}.nav-btn span{font-size:10px}#pageTitle{font-size:var(--font-size-lg)}}@media (max-width: 480px){:root{--spacing-md: 12px;--spacing-lg: 16px}.artists-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:var(--spacing-sm)}.artist-avatar{width:72px;height:72px;font-size:var(--font-size-xl)}.artist-name{font-size:var(--font-size-xs)}.h-scroll .artist-card{min-width:100px}.h-scroll .artist-avatar{width:64px;height:64px}.icon-btn{width:48px;height:48px}.list-item,.song-item{padding:var(--spacing-md);min-height:64px}.nav-btn{min-height:56px}.queue-drawer{max-width:100%}.artwork{max-width:280px}.player-controls{gap:var(--spacing-md)}.control-btn{width:44px;height:44px}.main-play{width:56px;height:56px}}@media (min-width: 768px){.detail-panel{width:480px}.player-container{padding:var(--spacing-xl)}.artists-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.h-scroll .artist-card{min-width:140px}}@media (min-width: 1024px){.artists-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:var(--spacing-xl)}.artist-avatar{width:140px;height:140px}}@media (hover: none) and (pointer: coarse){.song-actions{opacity:1}.artist-card:hover,.list-item:hover,.song-item:hover{background:transparent}.artist-card:active,.list-item:active,.song-item:active{background:var(--bg-hover)}.play-btn:active{transform:scale(.9)}.nav-btn:active{background:var(--bg-hover)}.h-scroll{scroll-snap-type:x mandatory;scroll-padding:var(--spacing-md)}.h-scroll>*{scroll-snap-align:start}}@media (max-height: 500px) and (orientation: landscape){.player-container{flex-direction:row;flex-wrap:wrap;padding:var(--spacing-md)}.player-artwork{width:40%;padding:var(--spacing-sm)}.artwork{max-width:200px}.player-info,.player-progress,.player-controls{width:55%}}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent-cyan);outline-offset:2px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}