:root{--color-bg-primary: #141312;--color-bg-secondary: #1b1917;--color-bg-tertiary: #22201d;--color-bg-elevated: #262420;--color-bg-glass: rgba(20, 19, 18, .92);--color-accent-primary: #0ea5e9;--color-accent-secondary: #0284c7;--color-accent-tertiary: #06b6d4;--gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);--gradient-secondary: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);--gradient-glow: linear-gradient(135deg, rgba(14, 165, 233, .25) 0%, rgba(2, 132, 199, .25) 100%);--color-text-primary: #f1ece4;--color-text-secondary: #c9c2b8;--color-text-muted: #9a948c;--color-text-accent: #0ea5e9;--color-border: #3a3631;--color-border-hover: #4a453f;--color-bg-glass-strong: rgba(27, 25, 23, .98);--color-overlay-gradient: linear-gradient(to bottom, transparent 40%, rgba(20, 19, 18, .95) 100%);--color-bg-stats: rgba(255, 255, 255, .04);--color-hover-overlay: rgba(255, 255, 255, .04);--color-bg-subtle: rgba(255, 255, 255, .05);--color-grid-line: rgba(255, 255, 255, .03);--color-bg-separator: rgba(255, 255, 255, .08);--color-toast-success: #1f8f5f;--color-toast-error: #c94b3a;--color-toast-warning: #d58b2e;--color-toast-info: #3b78b7;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .35);--shadow-md: 0 6px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 12px 28px rgba(0, 0, 0, .45);--shadow-glow: 0 0 20px rgba(14, 165, 233, .2);--font-display: "IBM Plex Sans Condensed", "IBM Plex Sans", sans-serif;--font-body: "IBM Plex Sans", sans-serif;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 10px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .22s ease;--transition-slow: .36s ease;--sidebar-width: 260px;--app-sidebar-width: 84px;--header-height: 64px;--max-content-width: 1400px}[data-theme=light]{--color-bg-primary: #f4f1ea;--color-bg-secondary: #ece7dd;--color-bg-tertiary: #e3ddd3;--color-bg-elevated: #f8f5ef;--color-bg-glass: rgba(244, 241, 234, .95);--color-accent-primary: #0284c7;--color-accent-secondary: #0369a1;--color-accent-tertiary: #0891b2;--gradient-primary: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);--gradient-secondary: linear-gradient(135deg, #0284c7 0%, #0891b2 100%);--gradient-glow: linear-gradient(135deg, rgba(2, 132, 199, .2) 0%, rgba(3, 105, 161, .2) 100%);--color-text-primary: #1b1a17;--color-text-secondary: #5c5850;--color-text-muted: #7a756b;--color-text-accent: #0284c7;--color-border: #d6d0c6;--color-border-hover: #bdb6aa;--color-bg-glass-strong: rgba(244, 241, 234, .98);--color-overlay-gradient: linear-gradient(to bottom, transparent 40%, rgba(244, 241, 234, .96) 100%);--color-bg-stats: rgba(0, 0, 0, .04);--color-hover-overlay: rgba(0, 0, 0, .04);--color-bg-subtle: rgba(0, 0, 0, .04);--color-grid-line: rgba(0, 0, 0, .06);--color-bg-separator: rgba(0, 0, 0, .08);--color-toast-success: #1f8f5f;--color-toast-error: #c94b3a;--color-toast-warning: #d58b2e;--color-toast-info: #2b6aa3;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .08);--shadow-md: 0 6px 16px rgba(0, 0, 0, .12);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .16);--shadow-glow: 0 0 18px rgba(2, 132, 199, .18)}body,.left-rail,.footer,.music-player,.card,.glass,.glass-strong,.sidebar-section,.music-card,.song-card,.auth-card,.chat-window,.btn,.input,.badge{transition:background-color .3s ease,color .3s ease,border-color .3s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-body);background-color:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:600;line-height:1.2;letter-spacing:-.01em}h1{font-size:clamp(2.4rem,5vw,3.6rem);font-weight:700}h2{font-size:clamp(2rem,4vw,3rem)}h3{font-size:clamp(1.5rem,3vw,2rem)}h4{font-size:1.25rem}p{color:var(--color-text-secondary)}a{color:var(--color-text-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-primary)}.gradient-text{color:var(--color-text-accent)}.accent-border{border:1px solid var(--color-accent-primary)}.accent-glow{box-shadow:0 0 12px #0ea5e933}.accent-text-primary{color:var(--color-accent-primary)}.accent-text-secondary{color:var(--color-accent-secondary)}.section-divider{height:1px;background:var(--color-border);opacity:1;margin:var(--space-3xl) 0}.gradient-border{position:relative;border-radius:var(--radius-lg)}.gradient-border:before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--color-accent-primary);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude}.glass{background:var(--color-bg-secondary);border:1px solid var(--color-border)}.glass-strong{background:var(--color-bg-elevated);border:1px solid var(--color-border)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);font-family:var(--font-body);font-size:.95rem;font-weight:600;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);text-decoration:none}.btn-primary{background:var(--color-accent-primary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background:var(--color-accent-secondary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--color-bg-secondary);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-bg-elevated);border-color:var(--color-border-hover)}.btn-ghost{background:transparent;color:var(--color-text-secondary);padding:var(--space-sm) var(--space-md)}.btn-ghost:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.btn-sm{padding:var(--space-sm) var(--space-md);font-size:.85rem}.btn-md{padding:var(--space-md) var(--space-lg);font-size:.9rem}.btn-lg{padding:var(--space-lg) var(--space-2xl);font-size:1.05rem}.card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg);transition:all var(--transition-normal)}.card:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-sm)}.card-glass{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg)}.badge{display:inline-flex;align-items:center;padding:var(--space-xs) var(--space-md);font-size:.75rem;font-weight:600;border-radius:var(--radius-full);background:var(--color-bg-secondary);color:var(--color-text-secondary);border:1px solid var(--color-border)}.badge-accent{background:#0ea5e91f;color:var(--color-accent-primary);border-color:#0ea5e94d}.avatar{width:48px;height:48px;border-radius:var(--radius-full);object-fit:cover;border:2px solid var(--color-border)}.avatar-lg{width:80px;height:80px;border-width:3px}.avatar-xl{width:120px;height:120px;border-width:4px}.input{width:100%;padding:var(--space-md) var(--space-lg);font-family:var(--font-body);font-size:.95rem;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);transition:all var(--transition-fast)}.input:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 2px #0ea5e933}.input::placeholder{color:var(--color-text-muted)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-bg-elevated);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes 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22%),var(--color-bg-primary);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:1200;display:flex;flex-direction:column;gap:10px;box-shadow:14px 0 34px #00000047;transition:width .32s cubic-bezier(.22,1,.36,1),transform .22s ease,box-shadow .22s ease,border-color .22s ease;overflow-x:clip;overflow-y:auto;scrollbar-gutter:stable;scrollbar-width:none;-ms-overflow-style:none}.left-rail::-webkit-scrollbar{width:0;height:0;display:none}.left-rail:after{content:"";position:absolute;right:0;top:0;bottom:0;width:1px;background:linear-gradient(180deg,#ffffff38,#fff0);opacity:.65;pointer-events:none}.left-rail.collapsed{width:84px;box-shadow:10px 0 26px #0003}.left-rail.hover-expanded{box-shadow:18px 0 44px #00000057}.left-rail-edge-trigger{position:fixed;left:0;top:0;bottom:0;width:14px;z-index:1195;pointer-events:none}.left-rail-edge-trigger.active{pointer-events:auto}.left-rail-header{display:flex;align-items:center;gap:8px;padding:4px}.left-rail-logo{flex:1;border:none;border-radius:0;background:transparent;color:var(--color-text-primary);display:flex;align-items:center;gap:10px;padding:6px 4px;cursor:pointer;font-family:var(--font-display);font-size:1.05rem;font-weight:600;letter-spacing:.01em;transition:color .2s ease,transform .2s ease}.left-rail-logo:hover{color:#e2f8ff;transform:translate(1px)}.logo-mark-svg{flex-shrink:0;width:38px;height:38px;transition:transform .25s ease,filter .25s ease}.left-rail-logo:hover .logo-mark-svg{transform:translate(2px) scale(1.02);filter:drop-shadow(0 0 14px rgba(45,212,191,.46))}.logo-text{letter-spacing:.02em;white-space:nowrap}.left-rail-mobile-close{width:34px;height:34px;border:1px solid var(--color-border);border-radius:10px;background:var(--color-bg-secondary);color:var(--color-text-secondary);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s ease}.left-rail-mobile-close:hover{color:var(--color-text-primary);border-color:var(--color-border-hover);background:var(--color-bg-elevated)}.left-rail-mobile-close{display:none}.left-rail-nav{display:flex;flex-direction:column;gap:4px;padding:2px 4px}.left-rail-section{border-top:1px solid var(--color-border);margin-top:2px;padding:8px 4px 0;display:flex;flex-direction:column;gap:4px}.left-rail-section-title{font-size:.72rem;text-transform:uppercase;letter-spacing:.09em;color:var(--color-text-muted);padding:0 12px 6px}.rail-link,.rail-action-btn{width:100%;display:flex;align-items:center;gap:10px;text-decoration:none;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--color-text-secondary);font-size:.9rem;font-weight:500;padding:10px 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var(--space-xl)}.footer:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--color-border);opacity:1}.footer-grid{display:grid;grid-template-columns:1.2fr 2fr;gap:var(--space-3xl);margin-bottom:var(--space-2xl)}.footer-newsletter{grid-column:span 2;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-2xl);margin-top:var(--space-xl);text-align:center}.footer-newsletter h4{font-size:1.25rem;margin-bottom:var(--space-sm);color:var(--color-text-primary)}.footer-newsletter p{font-size:.95rem;color:var(--color-text-secondary);margin-bottom:var(--space-lg)}.newsletter-form{display:flex;gap:var(--space-sm);max-width:500px;margin:0 auto;flex-wrap:wrap;justify-content:center}.newsletter-input{flex:1;min-width:250px;padding:var(--space-md) var(--space-lg);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-primary);font-size:.95rem;transition:all var(--transition-fast)}.newsletter-input:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 2px #0ea5e933;background:var(--color-bg-primary)}.newsletter-input::placeholder{color:var(--color-text-muted)}.newsletter-btn{padding:var(--space-md) var(--space-2xl);white-space:nowrap}.footer-brand{max-width:320px}.footer-logo{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-lg)}.footer-logo-mark{width:36px;height:36px;flex-shrink:0}.footer-logo span{font-family:var(--font-display);font-size:1.5rem;font-weight:700}.footer-tagline{font-size:.95rem;line-height:1.7;margin-bottom:var(--space-xl)}.footer-social{display:flex;gap:var(--space-md)}.social-link{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);transition:all var(--transition-fast)}.social-link:hover{background:var(--color-accent-primary);border-color:var(--color-accent-primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-sm)}.footer-links{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-xl)}.footer-col h4{font-size:.9rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--space-lg);text-transform:uppercase;letter-spacing:.05em}.footer-col ul{list-style:none}.footer-col li{margin-bottom:var(--space-sm)}.footer-col a{font-size:.9rem;color:var(--color-text-secondary);transition:color var(--transition-fast)}.footer-col a{display:inline-block}.footer-col a:hover{color:var(--color-accent-primary);transform:translate(4px)}.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:var(--space-xl);border-top:1px solid var(--color-border)}.footer-bottom p{font-size:.85rem}.footer-bottom-links{display:flex;gap:var(--space-lg)}.footer-bottom-links a{font-size:.85rem;color:var(--color-text-muted)}.footer-bottom-links a:hover{color:var(--color-text-secondary)}.footer-theme-toggle{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-secondary);font-size:.85rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);font-family:var(--font-body);white-space:nowrap}.footer-theme-toggle:hover{background:var(--color-accent-primary);border-color:var(--color-accent-primary);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm)}@media(max-width:1024px){.footer-grid{grid-template-columns:1fr}.footer-brand{max-width:100%;text-align:center}.footer-social{justify-content:center}.footer-links{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.footer-links{grid-template-columns:repeat(2,1fr);text-align:center}.footer-bottom{flex-direction:column;gap:var(--space-md);text-align:center}.footer-theme-toggle{justify-content:center}}@media(max-width:480px){.footer-links{grid-template-columns:1fr}}.animated-bg{position:fixed;inset:0;z-index:0;pointer-events:none;background-color:var(--color-bg-primary);background-image:linear-gradient(180deg,rgba(0,0,0,.02),transparent 55%),linear-gradient(var(--color-grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--color-grid-line) 1px,transparent 1px);background-size:100% 100%,96px 96px,96px 96px;background-position:top left,top left,top left}[data-theme=dark] .animated-bg{background-image:linear-gradient(180deg,rgba(255,255,255,.02),transparent 55%),linear-gradient(var(--color-grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--color-grid-line) 1px,transparent 1px)}.toast-container{position:fixed;top:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:12px;pointer-events:none}.toast{min-width:320px;max-width:420px;padding:16px;border-radius:var(--radius-lg, 16px);background:#121212f2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #00000080;display:flex;align-items:center;gap:12px;animation:slideInRight .3s ease;pointer-events:auto;cursor:grab;-webkit-user-select:none;user-select:none;position:relative;overflow:hidden}.toast:active{cursor:grabbing}.toast-exit{animation:fadeOut .3s ease forwards}.toast-icon{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center}.toast-message{flex:1;color:var(--text-primary, #f5f5f5);font-size:14px;font-weight:500;line-height:1.4}.toast-close{flex-shrink:0;width:24px;height:24px;border:none;background:transparent;color:var(--text-secondary, #a3a3a3);cursor:pointer;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.toast-close:hover{background:#ffffff1a;color:var(--text-primary, #f5f5f5)}.toast-progress{position:absolute;bottom:0;left:0;height:3px;width:100%;background:linear-gradient(90deg,var(--accent-primary, #0ea5e9) 0%,var(--accent-secondary, #0284c7) 100%);animation:shrink linear forwards;transform-origin:left}.toast-success .toast-icon{color:var(--color-toast-success)}.toast-success .toast-progress{background:var(--color-toast-success)}.toast-error .toast-icon{color:var(--color-toast-error)}.toast-error .toast-progress{background:var(--color-toast-error)}.toast-warning .toast-icon{color:var(--color-toast-warning)}.toast-warning .toast-progress{background:var(--color-toast-warning)}.toast-info .toast-icon{color:var(--color-toast-info)}.toast-info .toast-progress{background:var(--color-toast-info)}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeOut{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}@keyframes shrink{0%{transform:scaleX(1)}to{transform:scaleX(0)}}@media(max-width:640px){.toast-container{top:10px;right:10px;left:10px}.toast{min-width:auto;width:100%}}body.body-mobile .toast-container{top:auto;right:10px;left:10px;bottom:calc(var(--mobile-tabbar-height) + var(--mobile-safe-bottom) + 10px)}body.body-mobile-has-player .toast-container{bottom:calc(var(--mobile-tabbar-height) + var(--mobile-player-height) + var(--mobile-safe-bottom) + 10px)}body.body-mobile .toast{min-width:auto;max-width:none;width:100%}[data-theme=light] .toast{background:#fffffff2;border-color:#0000001a;box-shadow:0 8px 32px #00000026}[data-theme=light] .toast-message{color:var(--text-primary, #0a0a0a)}[data-theme=light] .toast-close{color:var(--text-secondary, #525252)}[data-theme=light] .toast-close:hover{background:#0000000d;color:var(--text-primary, #0a0a0a)}@media(prefers-reduced-motion:reduce){.toast,.toast-progress{animation-duration:.01ms!important}}.music-player{position:fixed;bottom:0;left:var(--app-sidebar-width, 0px);right:0;height:80px;z-index:999;background:var(--color-bg-primary);border-top:1px solid var(--color-border);box-shadow:var(--shadow-sm);animation:slideUpPlayer .4s cubic-bezier(.16,1,.3,1)}.music-player-container{max-width:var(--max-content-width);height:100%;margin:0 auto;padding:0 1.5rem;display:grid;grid-template-columns:minmax(180px,1fr) 2fr minmax(140px,1fr);gap:1.5rem;align-items:center}.player-track-info{display:flex;align-items:center;gap:.75rem;min-width:0}.player-album-art{width:48px;height:48px;border-radius:8px;overflow:hidden;flex-shrink:0;background:var(--color-bg-secondary);box-shadow:var(--shadow-sm);position:relative}.player-album-art img{width:100%;height:100%;object-fit:cover}.player-album-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:var(--color-accent-primary);color:#ffffffe6}.player-track-details{flex:1;min-width:0}.player-track-title{font-weight:600;font-size:.88rem;color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px;letter-spacing:-.01em}.player-track-artist{font-size:.78rem;color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-like-btn{width:32px;height:32px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border:none;background:none;color:var(--color-text-muted);cursor:pointer;border-radius:50%;transition:all .2s ease}.player-like-btn:hover{color:var(--color-accent-primary);background:#0ea5e91a;transform:scale(1.1)}.player-controls{display:flex;flex-direction:column;gap:4px;align-items:center}.player-control-buttons{display:flex;align-items:center;gap:.75rem}.player-control-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:none;background:none;color:var(--color-text-muted);cursor:pointer;border-radius:50%;transition:all .2s ease;padding:0}.player-control-btn:hover{color:var(--color-text-primary);transform:scale(1.1)}.player-play-btn{width:36px;height:36px;border-radius:50%;background:var(--color-accent-primary);border:none;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;box-shadow:var(--shadow-sm)}.player-play-btn:hover{transform:scale(1.08);background:var(--color-accent-secondary)}.player-play-btn:active{transform:scale(.95)}.player-progress-container{display:flex;align-items:center;gap:.5rem;width:100%;max-width:600px}.player-time{font-size:.7rem;color:var(--color-text-muted);font-variant-numeric:tabular-nums;min-width:36px;text-align:center;font-family:var(--font-body);opacity:.7}.player-progress-bar{flex:1;height:24px;display:flex;align-items:center;cursor:pointer;padding:0}.player-progress-track{width:100%;height:3px;background:var(--color-border);border-radius:999px;position:relative;overflow:visible;transition:height .15s ease}.player-progress-bar:hover .player-progress-track{height:5px}.player-progress-fill{height:100%;background:var(--color-accent-primary);border-radius:999px;position:relative;transition:width .1s linear}.player-progress-handle{position:absolute;right:-5px;top:50%;transform:translateY(-50%) scale(0);width:10px;height:10px;background:var(--color-accent-primary);border-radius:50%;box-shadow:0 1px 6px #0006;transition:transform .15s ease}.player-progress-bar:hover .player-progress-handle{transform:translateY(-50%) scale(1)}.player-right-actions{display:flex;align-items:center;gap:1rem;justify-content:flex-end}.player-queue-info{display:flex;align-items:center;gap:.35rem;color:var(--color-text-muted);cursor:pointer;transition:color .2s ease;border:none;background:none;padding:0}.player-queue-info:hover{color:var(--color-text-primary)}.queue-count{font-size:.78rem;font-weight:500}.player-volume{display:flex;align-items:center;gap:.4rem;color:var(--color-text-muted)}.volume-slider{width:90px;height:3px;-webkit-appearance:none;appearance:none;background:#ffffff14;border-radius:999px;outline:none;cursor:pointer;transition:height .15s ease}.volume-slider:hover{height:5px}.volume-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:10px;height:10px;background:var(--color-accent-primary);border-radius:50%;cursor:pointer;box-shadow:0 1px 6px #00000059;transition:all .15s ease}.volume-slider::-moz-range-thumb{width:10px;height:10px;background:var(--color-accent-primary);border-radius:50%;cursor:pointer;border:none;box-shadow:0 1px 6px #00000059;transition:all .15s ease}.volume-slider:hover::-webkit-slider-thumb{transform:scale(1.25)}.volume-slider:hover::-moz-range-thumb{transform:scale(1.25)}.volume-slider{background:linear-gradient(to right,rgba(14,165,233,.7) 0%,rgba(14,165,233,.7) var(--volume-percentage, 70%),rgba(255,255,255,.08) var(--volume-percentage, 70%),rgba(255,255,255,.08) 100%)}@keyframes slideUpPlayer{0%{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}[data-theme=light] .music-player{background:var(--color-bg-primary);border-top:1px solid var(--color-border);box-shadow:var(--shadow-sm)}[data-theme=light] .player-play-btn{background:var(--color-accent-primary);color:#fff;box-shadow:var(--shadow-sm)}[data-theme=light] .player-progress-track{background:var(--color-border)}[data-theme=light] .player-progress-handle{background:var(--color-accent-primary);box-shadow:var(--shadow-sm)}[data-theme=light] .volume-slider{background:linear-gradient(to right,rgba(14,165,233,.6) 0%,rgba(14,165,233,.6) var(--volume-percentage, 70%),rgba(0,0,0,.06) var(--volume-percentage, 70%),rgba(0,0,0,.06) 100%)}[data-theme=light] .volume-slider::-webkit-slider-thumb{background:var(--color-accent-primary)}[data-theme=light] .volume-slider::-moz-range-thumb{background:var(--color-accent-primary)}@media(max-width:1024px){.music-player{left:0}.music-player-container{grid-template-columns:1fr auto;gap:.75rem}.player-controls{order:-1;grid-column:1 / -1;padding-bottom:0}.player-right-actions{display:none}.player-progress-container{max-width:100%}}@media(max-width:640px){.music-player{height:auto;padding:8px 0 max(8px,env(safe-area-inset-bottom))}.music-player-container{padding:0 1rem;display:flex;flex-direction:column;gap:6px}.player-track-info{width:100%}.player-album-art{width:40px;height:40px}.player-controls{width:100%;gap:2px}.player-control-buttons{gap:1rem}.player-progress-container{width:100%}.player-like-btn{display:none}}.music-player-mobile{position:fixed;left:10px;right:10px;bottom:calc(var(--mobile-tabbar-height) + var(--mobile-safe-bottom) + 8px);z-index:1330;display:flex;flex-direction:column;gap:8px}.music-player-mobile-bar{border:1px solid var(--color-border);border-radius:14px;padding:8px 10px;display:flex;align-items:center;gap:10px}.mobile-track-identity{border:none;background:transparent;color:inherit;display:flex;align-items:center;gap:10px;min-width:0;flex:1;text-align:left;padding:0}.music-player-mobile .player-album-art{width:38px;height:38px}.music-player-mobile .player-track-title{font-size:.82rem}.music-player-mobile .player-track-artist{font-size:.72rem}.mobile-track-controls{display:inline-flex;align-items:center;gap:2px}.mobile-track-controls .player-control-btn,.mobile-track-controls .player-play-btn,.mobile-player-expand-btn{width:34px;height:34px}.mobile-player-expand-btn{border:1px solid var(--color-border);border-radius:9px;background:var(--color-bg-secondary);color:var(--color-text-secondary);display:inline-flex;align-items:center;justify-content:center;padding:0}.music-player-mobile-panel{border:1px solid var(--color-border);border-radius:14px;padding:10px 12px;box-shadow:var(--shadow-md)}.music-player-mobile-panel .player-progress-container{max-width:100%}.music-player-mobile-panel .player-progress-handle{transform:translateY(-50%) scale(1)}.music-player-mobile-panel .mobile-panel-meta{margin-top:8px;display:flex;align-items:center;justify-content:space-between;gap:12px}.music-player-mobile-panel .player-queue-info{flex-shrink:0}.music-player-mobile-panel .queue-count{font-size:.7rem}.music-player-mobile-panel .player-volume{flex:1;justify-content:flex-end}.music-player-mobile-panel .volume-slider{width:80px}@media(max-width:360px){.music-player-mobile{left:8px;right:8px}.mobile-track-controls .player-control-btn{display:none}}@media(prefers-reduced-motion:reduce){.music-player{animation:none}.player-play-btn:hover,.player-control-btn:hover{transform:none}}body:has(.music-player) main{padding-bottom:80px}.chat-widget{position:fixed;bottom:20px;right:20px;z-index:1000;display:flex;flex-direction:column;align-items:flex-end;font-family:var(--font-body)}.chat-toggle-btn{height:48px;padding:0 24px;border-radius:24px;background:var(--color-bg-elevated);border:1px solid var(--color-border);box-shadow:var(--shadow-md);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s cubic-bezier(.175,.885,.32,1.275);z-index:1002;color:var(--color-text-primary);font-family:var(--font-body);font-weight:600;font-size:.95rem}.chat-toggle-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);background:var(--color-bg-tertiary);border-color:var(--color-border-hover)}.chat-toggle-btn.open{width:48px;height:48px;padding:0;border-radius:50%;transform:rotate(90deg);background:var(--color-bg-elevated);border:1px solid var(--color-border);color:var(--color-text-secondary)}.chat-toggle-btn.open .chat-btn-text{display:none}.chat-window{position:absolute;bottom:80px;right:0;width:360px;height:520px;background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:16px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;transform-origin:bottom right;animation:openChat .2s cubic-bezier(.1,.9,.2,1) forwards;font-family:var(--font-body)}.chat-header-main{padding:16px 20px;display:flex;justify-content:space-between;align-items:center;background:transparent}.header-title-group{display:flex;align-items:center;gap:8px}.chat-header-main h4,.chat-header-active h4{margin:0;font-size:1.1rem;font-weight:700;color:var(--color-text-primary)}.badge-count{background:var(--color-toast-error);color:#fff;font-size:.75rem;font-weight:700;height:18px;min-width:18px;padding:0 6px;border-radius:9px;display:flex;align-items:center;justify-content:center}.header-actions{display:flex;gap:12px}.icon-btn{background:transparent;border:none;color:var(--color-text-muted);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center}.icon-btn:hover{color:var(--color-text-primary)}.conversation-list{flex:1;overflow-y:auto;padding:0}.conversation-item{display:flex;align-items:center;gap:12px;padding:12px 20px;cursor:pointer;position:relative;transition:background-color .1s}.conversation-item:hover,.conversation-item.selected{background-color:var(--color-bg-secondary)}.chat-avatar-lg{width:48px;height:48px;border-radius:50%;background:var(--color-bg-tertiary);background-size:cover;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}.conversation-info{flex:1;min-width:0}.conversation-top h5{margin:0 0 2px;font-size:1rem;font-weight:500;color:var(--color-text-primary)}.conversation-bottom{display:flex;align-items:center;color:var(--color-text-muted);font-size:.9rem;line-height:1.3}.conversation-preview{margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.conversation-preview.highlight{color:var(--color-text-primary);font-weight:500}.you-prefix{color:var(--color-text-muted);font-weight:400}.dot-separator{margin:0 4px}.unread-dot{width:12px;height:12px;background:var(--color-accent-primary);border-radius:50%;margin-left:8px;flex-shrink:0}.new-message-fab{position:absolute;bottom:24px;right:24px;width:48px;height:48px;border-radius:50%;background:var(--color-bg-tertiary);color:var(--color-text-primary);border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-md);transition:background .2s}.new-message-fab:hover{background:var(--color-bg-elevated)}.chat-header-active{display:flex;align-items:center;padding:12px 16px;border-bottom:1px solid var(--color-border)}.chat-back-btn{background:transparent;border:none;color:var(--color-text-muted);cursor:pointer;margin-right:12px;padding:4px}.chat-user-details h4{margin:0;font-size:1rem;color:var(--color-text-primary)}.active-status{font-size:.75rem;color:var(--color-text-muted)}.chat-messages{background:var(--color-bg-primary);flex:1;overflow-y:auto;padding:8px 12px;display:flex;flex-direction:column;gap:8px}.message{max-width:75%;padding:8px 12px;border-radius:18px;font-size:.95rem;line-height:1.4;margin-bottom:2px}.message.bot{background:var(--color-bg-tertiary);color:var(--color-text-primary);border:none;align-self:flex-start}.message.user{background:var(--color-accent-primary);color:#fff;align-self:flex-end}.chat-input-area{background:transparent;border-top:none;padding:16px}.chat-input{background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:20px;color:var(--color-text-primary);padding:10px 16px;font-size:.95rem}.chat-input::placeholder{color:var(--color-text-muted)}.chat-send-btn{color:var(--color-accent-primary)}.chat-send-btn:hover{background:transparent;color:var(--color-accent-secondary)}.chat-widget-mobile{bottom:calc(var(--mobile-tabbar-height) + var(--mobile-safe-bottom) + 12px);right:12px;z-index:1340}body.body-mobile-has-player .chat-widget-mobile{bottom:calc(var(--mobile-tabbar-height) + var(--mobile-player-height) + var(--mobile-safe-bottom) + 10px)}.chat-toggle-btn-mobile{min-height:44px;border-radius:999px;padding:0 16px}.chat-widget-mobile .chat-toggle-btn.open{position:fixed;top:calc(12px + env(safe-area-inset-top));right:12px;z-index:1410}.chat-window-mobile{position:fixed;inset:0;width:100vw;height:100dvh;border-radius:0;border:none;animation:none;z-index:1390}.chat-window-mobile .chat-header-main,.chat-window-mobile .chat-header-active{padding-top:calc(12px + env(safe-area-inset-top));border-bottom:1px solid var(--color-border)}.chat-window-mobile .conversation-list,.chat-window-mobile .chat-messages{flex:1;overflow-y:auto}.chat-window-mobile .chat-input-area{border-top:1px solid var(--color-border);padding-bottom:calc(10px + env(safe-area-inset-bottom))}@media(max-width:768px){.chat-toggle-btn{min-height:44px}}@keyframes openChat{0%{opacity:0;transform:scale(.8) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding-top:var(--header-height);overflow:hidden}.hero-bg{position:absolute;inset:0;overflow:hidden;z-index:0}.hero-gradient-orb{display:none}.hero-content{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3xl);align-items:center;padding:var(--space-3xl) var(--space-lg)}.hero-text{display:flex;flex-direction:column;gap:var(--space-lg)}.hero-badge{width:fit-content}.hero-title{font-size:clamp(3rem,6vw,4.5rem);line-height:1.1;letter-spacing:-.02em}.hero-description{font-size:1.15rem;line-height:1.7;max-width:500px}.hero-actions{display:flex;gap:var(--space-md);margin-top:var(--space-md)}.btn-lg{padding:var(--space-lg) var(--space-2xl);font-size:1rem}.hero-stats{display:flex;align-items:center;gap:var(--space-xl);margin-top:var(--space-xl);padding-top:var(--space-xl);border-top:1px solid 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h3{font-size:.84rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px;color:var(--color-text-muted)}.feed-mobile-chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}.feed-mobile-chips::-webkit-scrollbar{display:none}.feed-mobile-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.feed-mobile-links .sidebar-link{min-height:44px;text-align:center}.feed-filters{display:flex;gap:8px;flex-wrap:wrap}.filter-btn{padding:8px 16px;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-secondary);font-size:.88rem;font-weight:600;cursor:pointer;transition:all .2s 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p{font-size:.88rem;margin-bottom:var(--space-lg);color:var(--color-text-secondary)}.collab-content .btn{width:100%;border-radius:14px}[data-theme=light] .feed-section{background:transparent}[data-theme=light] .filter-btn,[data-theme=light] .sidebar-section,[data-theme=light] .genre-pill{background:var(--color-bg-secondary);border-color:var(--color-border)}[data-theme=light] .genre-pill:hover{color:var(--color-accent-secondary)}@media(max-width:1200px){.feed-layout{grid-template-columns:1fr}.feed-sidebar{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.feed-main{order:1}.feed-sidebar-left{order:2}.feed-sidebar-right{order:3}.artists-list{flex-direction:row;overflow-x:auto;padding-bottom:var(--space-sm)}.artists-list .artist-card{min-width:240px}}@media(max-width:768px){.feed-section{padding-top:var(--mobile-space-sm)}.feed-header{flex-direction:column;align-items:flex-start;margin-bottom:var(--mobile-space-sm)}.feed-header-text h2{font-size:1.5rem}.feed-header-text p{font-size:.95rem}.feed-mobile-controls{display:grid;gap:10px;margin-bottom:14px}.feed-layout,.music-grid{grid-template-columns:1fr;gap:var(--mobile-space-md)}.feed-sidebar{display:none}.feed-main .feed-empty{padding:1.2rem!important}.filter-btn,.genre-pill{min-height:40px;display:inline-flex;align-items:center;justify-content:center}}@media(max-width:430px){.feed-mobile-links{grid-template-columns:repeat(2,minmax(0,1fr))}}.app{min-height:100vh;display:flex;flex-direction:column;position:relative;z-index:1}.app main{flex:1;position:relative;margin-left:var(--app-sidebar-width, 0px);transition:margin-left .32s cubic-bezier(.22,1,.36,1)}.app .footer{margin-left:var(--app-sidebar-width, 0px);transition:margin-left .32s cubic-bezier(.22,1,.36,1)}.app.app-auth main,.app.app-auth .footer{margin-left:0}@media(max-width:1024px){.app main,.app .footer{margin-left:0}}.sr{will-change:transform,opacity,filter}.sr-fade-up{opacity:0;transform:translateY(40px);transition:opacity var(--sr-duration, 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0s)}.sr-fade-right.sr-visible{opacity:1;transform:translate(0)}.sr-scale-in{opacity:0;transform:scale(.88);transition:opacity var(--sr-duration, .7s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s),transform var(--sr-duration, .7s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s)}.sr-scale-in.sr-visible{opacity:1;transform:scale(1)}.sr-blur-in{opacity:0;filter:blur(12px);transform:translateY(20px) scale(.97);transition:opacity var(--sr-duration, .8s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s),filter var(--sr-duration, .8s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s),transform var(--sr-duration, .8s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s)}.sr-blur-in.sr-visible{opacity:1;filter:blur(0);transform:translateY(0) scale(1)}.sr-slide-up-large{opacity:0;transform:translateY(80px);transition:opacity var(--sr-duration, 1s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s),transform var(--sr-duration, 1s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s)}.sr-slide-up-large.sr-visible{opacity:1;transform:translateY(0)}.sr-zoom-rotate{opacity:0;transform:scale(.8) rotate(-3deg);transition:opacity var(--sr-duration, .8s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s),transform var(--sr-duration, .8s) cubic-bezier(.16,1,.3,1) var(--sr-delay, 0s)}.sr-zoom-rotate.sr-visible{opacity:1;transform:scale(1) rotate(0)}.sr-visible>.sr-stagger-child:nth-child(1){transition-delay:calc(var(--sr-stagger, .08s) * 0)}.sr-visible>.sr-stagger-child:nth-child(2){transition-delay:calc(var(--sr-stagger, .08s) * 1)}.sr-visible>.sr-stagger-child:nth-child(3){transition-delay:calc(var(--sr-stagger, .08s) * 2)}.sr-visible>.sr-stagger-child:nth-child(4){transition-delay:calc(var(--sr-stagger, .08s) * 3)}.sr-visible>.sr-stagger-child:nth-child(5){transition-delay:calc(var(--sr-stagger, .08s) * 4)}.sr-visible>.sr-stagger-child:nth-child(6){transition-delay:calc(var(--sr-stagger, .08s) * 5)}.sr-visible>.sr-stagger-child:nth-child(7){transition-delay:calc(var(--sr-stagger, .08s) * 6)}.sr-visible>.sr-stagger-child:nth-child(8){transition-delay:calc(var(--sr-stagger, .08s) * 7)}.sr-visible>.sr-stagger-child:nth-child(9){transition-delay:calc(var(--sr-stagger, .08s) * 8)}.sr-visible>.sr-stagger-child:nth-child(10){transition-delay:calc(var(--sr-stagger, .08s) * 9)}.sr-visible>.sr-stagger-child:nth-child(11){transition-delay:calc(var(--sr-stagger, .08s) * 10)}.sr-visible>.sr-stagger-child:nth-child(12){transition-delay:calc(var(--sr-stagger, .08s) * 11)}.sr-stagger-child{opacity:0;transform:translateY(30px);transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1)}.sr-visible>.sr-stagger-child{opacity:1;transform:translateY(0)}@media(prefers-reduced-motion:reduce){.sr,.sr-stagger-child{opacity:1!important;transform:none!important;filter:none!important;transition:none!important}}:root{--mobile-safe-top: env(safe-area-inset-top, 0px);--mobile-safe-bottom: env(safe-area-inset-bottom, 0px);--mobile-header-height: 64px;--mobile-tabbar-height: 74px;--mobile-player-height: 76px;--mobile-touch-target: 44px;--mobile-space-xs: 6px;--mobile-space-sm: 10px;--mobile-space-md: 14px;--mobile-space-lg: 18px}.app.app-mobile:not(.app-auth) main{margin-left:0;padding-top:calc(var(--mobile-header-height) + var(--mobile-safe-top));padding-bottom:calc(var(--mobile-tabbar-height) + var(--mobile-safe-bottom) + var(--mobile-space-sm))}.app.app-mobile.app-mobile-has-player:not(.app-auth) main{padding-bottom:calc(var(--mobile-tabbar-height) + var(--mobile-player-height) + var(--mobile-safe-bottom) + var(--mobile-space-sm))}.app.app-mobile .footer{margin-left:0}.mobile-header{position:fixed;top:0;left:0;right:0;z-index:1320;height:calc(var(--mobile-header-height) + var(--mobile-safe-top));padding:calc(var(--mobile-space-sm) + var(--mobile-safe-top)) var(--mobile-space-md) 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var(--color-border);border-radius:12px;background:var(--color-bg-secondary);color:var(--color-text-primary);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;padding:0 10px}.mobile-header-avatar{width:30px;height:30px;border-radius:999px;color:#fff;font-size:.78rem;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.mobile-header-auth-btn{font-size:.8rem;font-weight:700;border-radius:999px}.mobile-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:1320;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;padding:8px 10px calc(8px + var(--mobile-safe-bottom));border-top:1px solid rgba(148,163,184,.24);background:linear-gradient(180deg,#ffffff0f,#fff0),var(--color-bg-primary);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.mobile-tab{min-height:var(--mobile-touch-target);border-radius:12px;border:none;background:transparent;color:var(--color-text-muted);text-decoration:none;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:.68rem;font-weight:700;letter-spacing:.02em}.mobile-tab.active,.mobile-tab-more:hover{color:#d4f9ff;background:#22d3ee24}.mobile-tab span{line-height:1}.mobile-sheet-root{position:fixed;inset:0;z-index:1500}.mobile-sheet-overlay{position:absolute;inset:0;border:none;background:#0000008a}.mobile-sheet{position:absolute;left:0;right:0;bottom:0;padding:10px var(--mobile-space-md) calc(var(--mobile-space-lg) + var(--mobile-safe-bottom));border-radius:18px 18px 0 0;border:1px solid rgba(148,163,184,.28);background:var(--color-bg-elevated);box-shadow:0 -10px 34px #00000073;animation:mobileSheetUp .22s ease forwards}.mobile-sheet-handle{width:44px;height:4px;border-radius:999px;margin:0 auto 10px;background:#94a3b880}.mobile-sheet-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.mobile-sheet-header h3{font-size:.95rem;letter-spacing:.01em}.mobile-sheet-close{width:var(--mobile-touch-target);height:var(--mobile-touch-target);border:1px solid var(--color-border);border-radius:12px;background:var(--color-bg-secondary);color:var(--color-text-primary);display:inline-flex;align-items:center;justify-content:center}.mobile-sheet-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.mobile-sheet-action{min-height:48px;border-radius:12px;border:1px solid var(--color-border);background:var(--color-bg-secondary);color:var(--color-text-primary);font-size:.84rem;font-weight:700;letter-spacing:.01em}.mobile-sheet-action-danger{color:#f59e91}@keyframes mobileSheetUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}@media(max-width:768px){html,body,#root{max-width:100%;overflow-x:clip}}