:root{--font-body:'Jost',-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-display:'Unbounded',sans-serif;--font-mono:'JetBrains Mono',monospace;--bg:#070707;--bg-card:#111;--bg-elevated:#161616;--bg-input:#0f0f0f;--bg-sidebar:#0a0a0a;--border:#1a1a1a;--border-hover:#252525;--text:#fff;--text-dim:#888;--text-muted:#555;--text-ghost:#333;--green:#1db954;--red:#ef4444;--blue:#3b82f6;--purple:#a855f7;--radius:12px;--radius-sm:8px;--player-h:80px;--sidebar-w:240px}
*{margin:0;padding:0;box-sizing:border-box}
*::-webkit-scrollbar{width:6px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background:#222;border-radius:3px}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);overflow:hidden;height:100vh}
a{color:inherit;text-decoration:none}
#app{display:flex;height:calc(100vh - var(--player-h))}
#sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--bg-sidebar);border-right:1px solid #111;display:flex;flex-direction:column;overflow:hidden}
#content{flex:1;overflow-y:auto;overflow-x:hidden}
#player-bar{position:fixed;bottom:0;left:0;right:0;height:var(--player-h);background:#0a0a0a;border-top:1px solid var(--border);z-index:99;display:flex;align-items:center}
.sidebar-brand{padding:20px 20px 16px;display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted)}
.sidebar-brand svg{opacity:.6}
.sidebar-nav{padding:0 10px;display:flex;flex-direction:column;gap:2px}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:.84rem;font-weight:600;cursor:pointer;transition:all .2s;border:none;background:none;width:100%;text-align:left}
.nav-item:hover{color:#fff;background:rgba(255,255,255,.04)}.nav-item.active{color:#fff;background:rgba(255,255,255,.06)}
.nav-item svg{opacity:.5;flex-shrink:0}.nav-item.active svg{opacity:1}
.sidebar-divider{height:1px;background:#111;margin:10px 12px}
.sidebar-section{padding:10px 16px 4px;font-size:.55rem;font-weight:700;color:var(--text-ghost);text-transform:uppercase;letter-spacing:.12em;display:flex;align-items:center;justify-content:space-between}
.sidebar-section button{background:none;border:none;cursor:pointer;color:var(--text-ghost);transition:color .2s;display:flex}.sidebar-section button:hover{color:#fff}
.pl-list{flex:1;overflow-y:auto;padding:0 8px 12px}
.pl-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:6px;cursor:pointer;transition:background .15s;font-size:.8rem;color:var(--text-dim)}
.pl-item:hover{background:rgba(255,255,255,.04)}.pl-item.active{background:rgba(255,255,255,.06);color:#fff}
.pl-icon{width:36px;height:36px;border-radius:6px;background:#161616;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.pl-icon img{width:100%;height:100%;object-fit:cover}
.content-inner{padding:28px 32px 120px;max-width:1200px}
.page-header{margin-bottom:28px;animation:fadeIn .4s ease-out}
.page-title{font-family:var(--font-display);font-size:clamp(1.4rem,3vw,2.2rem);font-weight:800;margin-bottom:6px;display:flex;align-items:center;gap:12px}
.page-title svg{opacity:.6}
.page-subtitle{color:var(--text-muted);font-size:.82rem}
.hero{padding:40px;border-radius:16px;margin-bottom:32px;background:linear-gradient(135deg,#111 0%,#1a1a2e 100%);border:1px solid var(--border);position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(29,185,84,.08),transparent 60%)}
.hero-title{font-family:var(--font-display);font-size:1.6rem;font-weight:800;margin-bottom:8px;position:relative;z-index:1}
.hero-sub{color:var(--text-dim);font-size:.88rem;margin-bottom:20px;position:relative;z-index:1}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;cursor:pointer;transition:all .25s}
.card:hover{background:var(--bg-elevated);border-color:var(--border-hover);transform:translateY(-2px)}
.card-cover{width:100%;aspect-ratio:1;border-radius:8px;background:#161616;margin-bottom:12px;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.card-cover img{width:100%;height:100%;object-fit:cover}
.card-cover:hover .card-play{opacity:1;transform:translateY(0)}
.card-play{position:absolute;right:8px;bottom:8px;width:40px;height:40px;border-radius:50%;background:var(--green);display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(8px);transition:all .25s;border:none;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.4)}
.card-play:hover{transform:translateY(0) scale(1.06)!important}
.card-title{font-size:.84rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card-sub{font-size:.72rem;color:var(--text-muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track-table{width:100%}
.track-header{display:grid;grid-template-columns:40px 1fr 1fr 80px;gap:12px;padding:0 16px 12px;font-size:.6rem;font-weight:700;color:var(--text-ghost);text-transform:uppercase;letter-spacing:.1em;border-bottom:1px solid var(--border)}
.track-row{display:grid;grid-template-columns:40px 1fr 1fr 80px;gap:12px;padding:8px 16px;align-items:center;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s}
.track-row:hover{background:rgba(255,255,255,.04)}.track-row.playing{background:rgba(29,185,84,.06)}
.track-num{font-size:.82rem;color:var(--text-muted);text-align:center}
.track-info{display:flex;align-items:center;gap:12px;overflow:hidden}
.track-cover{width:40px;height:40px;border-radius:4px;background:#161616;flex-shrink:0;overflow:hidden;display:flex;align-items:center;justify-content:center}
.track-cover img{width:100%;height:100%;object-fit:cover}
.track-text{overflow:hidden}.track-title{font-size:.86rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track-artist{font-size:.72rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track-album{font-size:.8rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track-dur{font-size:.76rem;color:var(--text-muted);text-align:right;font-family:var(--font-mono)}
.track-row.playing .track-title{color:var(--green)}
.track-actions{display:flex;gap:4px;opacity:0;transition:opacity .2s}.track-row:hover .track-actions{opacity:1}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-family:var(--font-display);font-weight:700;font-size:.65rem;text-transform:uppercase;letter-spacing:.06em;border:1px solid transparent;cursor:pointer;transition:all .25s;white-space:nowrap}
.btn-primary{background:#fff;color:#000;border-color:#fff}.btn-primary:hover{background:#eee;color:#000}.btn-primary:disabled{opacity:.3;cursor:not-allowed}
.btn-green{background:var(--green);color:#000;border-color:var(--green)}.btn-green:hover{filter:brightness(1.1)}
.btn-secondary{background:var(--bg-elevated);color:var(--text);border-color:#222}.btn-secondary:hover{background:#1a1a1a;border-color:var(--border-hover)}
.btn-sm{padding:6px 14px;font-size:.58rem}.btn-ghost{background:none;border:none;color:var(--text-dim);padding:6px;cursor:pointer}.btn-ghost:hover{color:#fff}
.btn-danger{background:rgba(239,68,68,.1);color:var(--red);border-color:rgba(239,68,68,.3)}.btn-danger:hover{background:rgba(239,68,68,.2)}
.form-group{margin-bottom:16px}.form-label{display:block;font-size:.68rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}
.form-input,.form-select,.form-textarea{width:100%;padding:11px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-input);color:var(--text);font-family:var(--font-body);font-size:.86rem;transition:all .25s;outline:none}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--border-hover);background:var(--bg-card)}
.form-input::placeholder,.form-textarea::placeholder{color:var(--text-ghost)}
.form-textarea{resize:vertical;min-height:80px}
.form-select{cursor:pointer;appearance:none;background-image:url('data:image/svg+xml;charset=UTF-8,%3csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 24 24%27 fill=%27none%27 stroke=%27%23555%27 stroke-width=%272%27%3e%3cpath d=%27m6 9 6 6 6-6%27/%3e%3c/svg%3e');background-repeat:no-repeat;background-position:right 12px center;background-size:16px;padding-right:40px}
.form-select option{background:var(--bg-input);color:#fff}
.badge{display:inline-flex;padding:2px 8px;border-radius:4px;font-size:.55rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.badge-green{background:rgba(29,185,84,.12);color:var(--green);border:1px solid rgba(29,185,84,.3)}
.badge-purple{background:rgba(168,85,247,.12);color:var(--purple);border:1px solid rgba(168,85,247,.3)}
.badge-red{background:rgba(239,68,68,.12);color:var(--red);border:1px solid rgba(239,68,68,.3)}
.badge-blue{background:rgba(59,130,246,.12);color:var(--blue);border:1px solid rgba(59,130,246,.3)}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:200;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s}
.modal{background:#0f0f0f;border:1px solid var(--border);border-radius:16px;max-width:480px;width:90%;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease-out}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:24px 24px 0}
.modal-title{font-family:var(--font-display);font-size:.85rem;font-weight:700;text-transform:uppercase}
.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.4rem;cursor:pointer;padding:4px}.modal-close:hover{color:#fff}
.modal-body{padding:20px 24px 24px}
.player-inner{display:grid;grid-template-columns:var(--sidebar-w) 1fr var(--sidebar-w);align-items:center;height:100%;padding:0 16px}
.player-left{display:flex;align-items:center;gap:12px;overflow:hidden}
.player-cover{width:56px;height:56px;border-radius:6px;background:#161616;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.player-cover img{width:100%;height:100%;object-fit:cover}
.player-info{overflow:hidden}.player-title{font-size:.82rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-artist{font-size:.68rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}.player-artist:hover{text-decoration:underline}
.player-center{display:flex;flex-direction:column;align-items:center;gap:6px}
.player-controls{display:flex;align-items:center;gap:16px}
.p-btn{background:none;border:none;cursor:pointer;color:var(--text-dim);display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;transition:all .2s}
.p-btn:hover{color:#fff;transform:scale(1.1)}.p-btn.active{color:var(--green)}
.p-btn-play{width:36px;height:36px;background:#fff;color:#000;border-radius:50%}.p-btn-play:hover{transform:scale(1.06);background:#eee}
.progress-wrap{display:flex;align-items:center;gap:8px;width:100%;max-width:600px}
.p-time{font-size:.58rem;color:var(--text-muted);font-family:var(--font-mono);width:36px}.p-time-r{text-align:right}
.progress-bar{flex:1;height:4px;background:#333;border-radius:2px;cursor:pointer;position:relative}.progress-bar:hover{height:6px}
.progress-fill{height:100%;background:#fff;border-radius:2px;transition:width .1s linear}.progress-bar:hover .progress-fill{background:var(--green)}
.player-right{display:flex;align-items:center;justify-content:flex-end;gap:8px}
.vol-wrap{display:flex;align-items:center;gap:6px}
.vol-bar{width:90px;height:4px;background:#333;border-radius:2px;cursor:pointer}.vol-bar:hover{height:6px}
.vol-fill{height:100%;background:#fff;border-radius:2px}.vol-bar:hover .vol-fill{background:var(--green)}
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 40px;text-align:center;color:var(--text-ghost)}
.empty svg{margin-bottom:16px;opacity:.3}.empty p{font-size:.88rem;margin-bottom:16px}
.search-box{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:20px;max-width:400px;transition:border-color .25s}
.search-box:focus-within{border-color:var(--border-hover)}.search-box input{flex:1;background:none;border:none;outline:none;color:#fff;font-family:var(--font-body);font-size:.86rem}
.search-box input::placeholder{color:var(--text-ghost)}
.section-title{font-family:var(--font-display);font-size:.85rem;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.auth-wrap{display:flex;align-items:center;justify-content:center;height:100%}
.auth-card{width:380px;padding:48px 40px;background:var(--bg-card);border:1px solid var(--border);border-radius:16px;text-align:center;animation:slideUp .4s ease-out}
.auth-logo{margin-bottom:24px;display:flex;align-items:center;justify-content:center;gap:10px}
.auth-brand{font-family:var(--font-display);font-size:1rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.auth-sub{color:var(--text-muted);font-size:.82rem;margin-bottom:24px}
.auth-divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--text-ghost);font-size:.72rem}
.auth-divider::before,.auth-divider::after{content:'';flex:1;height:1px;background:var(--border)}
.auth-error{color:var(--red);font-size:.78rem;margin-top:12px;animation:fadeIn .3s}
.auth-link{color:var(--text-muted);font-size:.82rem;margin-top:20px}.auth-link a{color:#fff;font-weight:600}
.profile-card{text-align:center;padding:40px}.profile-avatar{width:100px;height:100px;border-radius:50%;object-fit:cover;border:3px solid var(--border);margin-bottom:16px;background:#161616}
.profile-name{font-family:var(--font-display);font-size:1.4rem;font-weight:800;margin-bottom:8px}
.toast{position:fixed;top:20px;right:20px;padding:12px 20px;border-radius:8px;font-size:.82rem;font-weight:600;z-index:9999;animation:slideIn .3s ease-out;background:var(--bg-card);border:1px solid var(--border);color:#fff}
.toast.error{border-color:rgba(239,68,68,.3);color:var(--red)}
.api-doc{background:var(--bg-input);border:1px solid var(--border);border-radius:8px;padding:20px;margin-top:12px}
.api-doc pre{font-family:var(--font-mono);font-size:.72rem;color:var(--text-dim);line-height:1.8;white-space:pre-wrap;word-break:break-all}
.api-endpoint{display:flex;align-items:center;gap:8px;padding:10px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:6px;margin-bottom:6px;font-family:var(--font-mono);font-size:.72rem}
.api-method{padding:2px 8px;border-radius:4px;font-weight:700;font-size:.55rem;text-transform:uppercase}
.api-get{background:rgba(34,197,94,.12);color:#22c55e}.api-post{background:rgba(59,130,246,.12);color:#3b82f6}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin-bottom:28px}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center}
.stat-num{font-family:var(--font-display);font-size:1.8rem;font-weight:800;margin-bottom:4px}.stat-label{font-size:.68rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}
.import-wrap{max-width:500px}.import-status{padding:12px 16px;border-radius:8px;margin-top:8px;font-size:.82rem;display:flex;align-items:center;gap:10px}
.import-status.done{background:rgba(29,185,84,.08);border:1px solid rgba(29,185,84,.2);color:var(--green)}
.import-status.error{background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.2);color:var(--red)}
.import-status.pending,.import-status.processing{background:rgba(59,130,246,.08);border:1px solid rgba(59,130,246,.2);color:var(--blue)}
.spinner{width:16px;height:16px;border:2px solid #333;border-top-color:var(--green);border-radius:50%;animation:spin .6s linear infinite}
.admin-table{width:100%;border-collapse:collapse}.admin-table th{text-align:left;padding:8px 12px;font-size:.6rem;font-weight:700;color:var(--text-ghost);text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--border)}
.admin-table td{padding:10px 12px;font-size:.82rem;border-bottom:1px solid #111}.admin-table tr:hover td{background:rgba(255,255,255,.02)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:768px){#sidebar{display:none}#app{flex-direction:column}.player-inner{grid-template-columns:1fr;gap:8px;padding:8px}.player-left{display:none}.player-right{display:none}.content-inner{padding:16px 16px 120px}}