/* MUSIC — complete responsive player UI */
:root {
    --bg:#101113; --sidebar:#0d0e10; --surface:#17191c; --surface-hover:#1e2024;
    --border:#25272b; --text:#f1f1f2; --secondary:#a0a2a7; --muted:#686b72;
    --accent:#78a9ff; --accent-hover:#94baff; --player-height:94px; --sidebar-width:245px;
    --radius:10px; --transition:.2s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{min-height:100vh;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;line-height:1.5;overflow-x:hidden;-webkit-font-smoothing:antialiased}
button,input{font:inherit}button{color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}svg{display:block}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
::-webkit-scrollbar{width:7px;height:7px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#35383e;border-radius:20px}
.app-layout{min-height:100vh}
.sidebar{position:fixed;inset:0 auto 0 0;z-index:100;width:var(--sidebar-width);padding:29px 18px 20px;background:var(--sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:11px;margin:0 0 48px 5px}
.brand-icon{width:39px;height:39px;display:grid;place-items:center;background:linear-gradient(145deg,#263d61,#17243a);border:1px solid rgba(120,169,255,.2);border-radius:11px;color:var(--accent)}
.brand-icon svg{width:22px;height:22px}
.brand-name{font-size:22px;font-weight:750;letter-spacing:-1.2px}.brand-dot{color:var(--accent)}
.sidebar-section{margin-bottom:25px}.sidebar-label{display:block;margin:0 0 10px 11px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:1.5px}
.sidebar-link{min-height:42px;display:flex;align-items:center;gap:12px;padding:0 12px;margin-bottom:4px;border-radius:8px;color:var(--secondary);font-size:12px;font-weight:550;transition:background var(--transition),color var(--transition)}
.sidebar-link:hover{background:var(--surface);color:var(--text)}.sidebar-link.active{background:rgba(120,169,255,.11);color:var(--accent)}
.sidebar-link svg{width:17px;height:17px;flex-shrink:0}.nav-count{margin-left:auto;color:var(--muted);font-size:11px}
.sidebar-bottom{margin-top:auto}.sidebar-divider{height:1px;background:var(--border);margin-bottom:17px}
.sidebar-status{display:flex;align-items:center;gap:9px;padding:0 7px;color:var(--secondary);font-size:11px}.sidebar-status strong{margin-left:auto;color:var(--text);font-weight:600}
.status-dot,.eyebrow span{width:7px;height:7px;border-radius:50%;background:#55c98b;box-shadow:0 0 10px rgba(85,201,139,.45)}
.admin-link{display:flex;align-items:center;gap:9px;margin-top:18px;padding:10px 8px;border-radius:8px;color:var(--muted);font-size:11px;transition:.2s}.admin-link:hover{background:var(--surface);color:var(--accent)}.admin-link svg{width:16px;height:16px}.admin-link span{margin-left:auto}
.main-content{min-width:0;margin-left:var(--sidebar-width);padding-bottom:calc(var(--player-height) + 40px)}
.topbar{height:72px;padding:0 42px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--border)}
.breadcrumb{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;white-space:nowrap}.breadcrumb-separator{color:#45484e}.breadcrumb-current{color:var(--secondary)}
.search-container{position:relative;width:min(360px,45%);display:flex;align-items:center}
.search-container>svg{position:absolute;left:14px;width:17px;height:17px;color:var(--muted);pointer-events:none}
.search-container input{width:100%;height:40px;padding:0 60px 0 41px;background:var(--surface);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:12px;outline:none;transition:.2s}
.search-container input::placeholder{color:var(--muted)}.search-container input:focus{border-color:rgba(120,169,255,.6);box-shadow:0 0 0 3px rgba(120,169,255,.07)}
.search-container kbd{position:absolute;right:11px;padding:3px 6px;border:1px solid var(--border);border-radius:4px;color:var(--muted);font-size:9px}
.content-container{width:100%;max-width:1390px;margin:0 auto;padding:43px 42px}
.page-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:29px}
.eyebrow{display:flex;align-items:center;gap:9px;margin-bottom:13px;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:1.7px}.eyebrow span{width:6px;height:6px;background:var(--accent);box-shadow:0 0 9px rgba(120,169,255,.5)}
.page-intro h1{font-size:clamp(27px,3vw,37px);font-weight:750;letter-spacing:-1.7px;line-height:1.2}.page-intro h1 span{color:var(--accent)}
.page-intro p{margin-top:9px;color:var(--secondary);font-size:13px}
.library-counter{display:flex;flex-direction:column;align-items:flex-end;padding-bottom:3px}.counter-number{font-size:34px;font-weight:750;letter-spacing:-1.5px;line-height:1.1}.counter-label{margin-top:6px;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:1.3px}
.quick-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-bottom:42px}
.quick-stat{min-height:76px;display:flex;align-items:center;gap:13px;padding:14px 16px;background:linear-gradient(135deg,#171a20,#141619);border:1px solid var(--border);border-radius:10px}
.quick-stat-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:9px}.quick-stat-icon svg{width:18px;height:18px}
.quick-stat-icon.blue{background:rgba(120,169,255,.11);color:#83b2ff}.quick-stat-icon.violet{background:rgba(167,139,250,.11);color:#b49afa}.quick-stat-icon.green{background:rgba(85,201,139,.1);color:#66d69b}
.quick-stat div{display:flex;flex-direction:column;gap:2px}.quick-stat strong{font-size:15px;font-weight:700}.quick-stat div span{color:var(--muted);font-size:10px}
.library-section{scroll-margin-top:25px}
.section-header{display:flex;align-items:flex-end;justify-content:space-between;gap:15px;margin-bottom:17px}
.section-kicker{margin-bottom:5px;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:1.4px}
.section-header h2{font-size:19px;font-weight:700;letter-spacing:-.5px}.section-header p{margin-top:4px;color:var(--muted);font-size:11px}
.section-tools{display:flex;align-items:center;gap:14px}.track-count{color:var(--muted);font-size:11px}
.sort-button{display:flex;align-items:center;gap:7px;padding:7px 10px;background:var(--surface);border:1px solid var(--border);border-radius:7px;color:var(--secondary);font-size:10px;transition:.2s}.sort-button:hover{border-color:#414957;color:var(--text)}.sort-button svg{width:14px;height:14px}
.track-table{width:100%;overflow:hidden;border:1px solid var(--border);border-radius:11px;background:rgba(23,25,28,.45)}
.track-table-header,.song-item{display:grid;grid-template-columns:48px minmax(180px,1fr) minmax(130px,.65fr) 58px;align-items:center;gap:14px}
.track-table-header{min-height:43px;padding:0 17px;background:rgba(255,255,255,.018);border-bottom:1px solid var(--border);color:var(--muted);font-size:9px;font-weight:700;letter-spacing:1px}
.song-item{min-height:70px;padding:0 17px;border-bottom:1px solid rgba(255,255,255,.035);transition:background .18s}
.song-item:last-child{border-bottom:0}.song-item:hover{background:var(--surface-hover)}.song-item.playing{background:rgba(120,169,255,.065)}
.song-number{color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}.song-item.playing .song-number{color:var(--accent)}
.track-info{min-width:0;display:flex;align-items:center;gap:12px}
.track-cover{width:39px;height:39px;flex-shrink:0;display:grid;place-items:center;background:linear-gradient(145deg,#27354a,#171e29);border:1px solid rgba(120,169,255,.12);border-radius:8px;color:#8ab5ff}
.track-cover svg{width:19px;height:19px}
.track-details{min-width:0}.song-title{overflow:hidden;color:var(--text);font-size:12px;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.mobile-artist{display:none}
.track-artist{overflow:hidden;color:var(--secondary);font-size:11px;text-overflow:ellipsis;white-space:nowrap}
.play-track{width:32px;height:32px;display:grid;place-items:center;margin-left:auto;background:transparent;border:0;border-radius:50%;color:var(--secondary);transition:.18s}
.play-track:hover,.song-item.playing .play-track{background:rgba(120,169,255,.13);color:var(--accent)}.play-track svg{width:17px;height:17px}
.empty-state{padding:65px 20px;text-align:center}.empty-icon{width:54px;height:54px;display:grid;place-items:center;margin:0 auto 15px;background:var(--surface);border-radius:14px;color:var(--muted)}.empty-icon svg{width:25px;height:25px}
.empty-state h3{font-size:14px}.empty-state p{margin-top:6px;color:var(--muted);font-size:11px}.empty-action{display:inline-flex;gap:8px;margin-top:17px;padding:9px 13px;background:rgba(120,169,255,.1);border-radius:7px;color:var(--accent);font-size:11px;font-weight:600}
.no-results{padding:35px 15px;color:var(--secondary);font-size:12px;text-align:center}.hidden{display:none!important}
.page-footer{display:flex;justify-content:space-between;margin-top:35px;padding-top:17px;border-top:1px solid var(--border);color:var(--muted);font-size:10px}
.player-bar{position:fixed;right:0;bottom:0;left:var(--sidebar-width);z-index:200;height:var(--player-height);padding:0 28px;background:rgba(17,18,20,.96);border-top:1px solid var(--border);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.player-inner{height:100%;display:grid;grid-template-columns:minmax(170px,1fr) minmax(270px,1.5fr) minmax(130px,1fr);align-items:center;gap:24px}
.player-track{min-width:0;display:flex;align-items:center;gap:12px}.player-cover{width:45px;height:45px;flex-shrink:0;display:grid;place-items:center;background:linear-gradient(145deg,#27354a,#171e29);border:1px solid rgba(120,169,255,.14);border-radius:9px;color:var(--accent)}
.player-cover svg{width:21px;height:21px}.player-track-info{min-width:0}.player-title{overflow:hidden;color:var(--text);font-size:11px;font-weight:650;text-overflow:ellipsis;white-space:nowrap}.player-artist{overflow:hidden;margin-top:3px;color:var(--secondary);font-size:10px;text-overflow:ellipsis;white-space:nowrap}
.player-center{min-width:0;display:flex;flex-direction:column;align-items:center;gap:9px}.player-controls{display:flex;align-items:center;justify-content:center;gap:19px}
.control-btn,.volume-button{position:relative;width:27px;height:27px;display:grid;place-items:center;background:transparent;border:0;color:var(--secondary);transition:color .18s,transform .18s}
.control-btn:hover,.volume-button:hover{color:var(--text);transform:scale(1.08)}.control-btn svg{width:16px;height:16px}.control-btn.active{color:var(--accent)}
.main-play-btn{width:34px;height:34px;display:grid;place-items:center;background:#f1f1f2;border:0;border-radius:50%;color:#111214;transition:.18s}.main-play-btn:hover{background:var(--accent);transform:scale(1.06)}.main-play-btn svg{width:16px;height:16px}.pause-icon{display:none}.main-play-btn.is-playing .play-icon{display:none}.main-play-btn.is-playing .pause-icon{display:block}
.repeat-one{display:none;position:absolute;right:-1px;bottom:-1px;font-size:8px;font-weight:800}.control-btn.repeat-one-active .repeat-one{display:block}
.progress-container{width:100%;max-width:560px;display:flex;align-items:center;gap:9px}
#currentTime,#duration{min-width:31px;color:var(--muted);font-size:9px;font-variant-numeric:tabular-nums}#currentTime{text-align:right}
#progressBar,#volumeBar{appearance:none;-webkit-appearance:none;height:4px;border:0;border-radius:20px;outline:none;cursor:pointer}
#progressBar{--progress:0%;width:100%;background:linear-gradient(to right,var(--accent) 0%,var(--accent) var(--progress),#393c42 var(--progress),#393c42 100%)}
#progressBar::-webkit-slider-thumb,#volumeBar::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:10px;height:10px;background:var(--accent);border:2px solid #fff;border-radius:50%;opacity:0;transition:opacity .15s}
#progressBar:hover::-webkit-slider-thumb,#progressBar:focus::-webkit-slider-thumb,#volumeBar:hover::-webkit-slider-thumb{opacity:1}
#progressBar::-moz-range-thumb,#volumeBar::-moz-range-thumb{width:8px;height:8px;background:var(--accent);border:2px solid #fff;border-radius:50%;opacity:0}
.player-volume{display:flex;align-items:center;justify-content:flex-end;gap:10px}.volume-button svg{width:18px;height:18px}#volumeBar{width:88px;background:linear-gradient(to right,var(--accent) 0%,var(--accent) 80%,#393c42 80%,#393c42 100%)}
@media(max-width:1050px){:root{--sidebar-width:215px}.topbar{padding:0 28px}.content-container{padding:35px 28px}.player-bar{padding:0 18px}.player-inner{grid-template-columns:minmax(140px,1fr) minmax(250px,1.5fr) minmax(100px,.7fr);gap:14px}.player-controls{gap:13px}}
@media(max-width:760px){:root{--sidebar-width:0px;--player-height:112px}.sidebar{display:none}.main-content{margin-left:0;padding-bottom:calc(var(--player-height) + 25px)}.topbar{height:63px;padding:0 17px}.breadcrumb{display:none}.search-container{width:100%}.content-container{padding:29px 17px}.page-intro{margin-bottom:23px}.page-intro h1{font-size:29px}.counter-number{font-size:28px}.quick-stats{gap:8px;margin-bottom:31px}.quick-stat{min-height:67px;padding:10px}.quick-stat-icon{width:32px;height:32px}.quick-stat div span{font-size:9px}.section-header h2{font-size:17px}.track-table-header,.song-item{grid-template-columns:29px minmax(0,1fr) 44px;gap:9px;padding-left:11px;padding-right:11px}.artist-column{display:none}.song-item{min-height:63px}.mobile-artist{display:block;margin-top:3px;color:var(--muted);font-size:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.track-cover{width:36px;height:36px}.player-bar{left:0;height:var(--player-height);padding:9px 14px}.player-inner{grid-template-columns:minmax(0,1fr) auto;grid-template-rows:48px 31px;gap:3px 10px}.player-track{grid-column:1;grid-row:1;gap:9px}.player-cover{width:37px;height:37px}.player-title{font-size:10px}.player-artist{font-size:9px}.player-center{display:contents}.player-controls{grid-column:2;grid-row:1;gap:10px}.player-controls #shuffleBtn,.player-controls #repeatBtn{display:none}.main-play-btn{width:33px;height:33px}.progress-container{grid-column:1/-1;grid-row:2;max-width:none;gap:7px}#currentTime,#duration{min-width:29px;font-size:9px}.player-volume{display:none}.page-footer{margin-top:25px}}
@media(max-width:420px){.content-container{padding:24px 12px}.page-intro h1{font-size:25px}.library-counter{display:none}.quick-stat{gap:7px;padding:9px 7px}.quick-stat-icon{width:28px;height:28px}.quick-stat div span{font-size:8px}.quick-stat strong{font-size:13px}.section-tools{gap:7px}.track-count{display:none}.sort-button{padding:7px}.player-bar{padding-left:10px;padding-right:10px}.player-controls{gap:7px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}