*{margin:0;padding:0;box-sizing:border-box}
:root{
    --color-miku:#33ccbb;--color-miku-dark:#26998d;--color-miku-rgb:51,204,187;
    --color-comp:#ff75a8;--color-comp-rgb:255,117,168;
    --color-mid:#ffe58a;--color-mid-rgb:255,229,138;
    --bg-base:#f5f5f8;--bg-surface:rgba(255,255,255,0.72);--bg-surface-thick:rgba(255,255,255,0.88);
    --bg-surface-chrome:rgba(255,255,255,0.6);--bg-hover:rgba(0,0,0,0.04);--bg-active:rgba(0,0,0,0.06);
    --text-primary:#1a1a2e;--text-secondary:#64748b;--text-muted:#94a3b8;
    --border-color:rgba(0,0,0,0.06);
    --shadow-island:0 4px 24px rgba(0,0,0,0.08),0 0 0 1px rgba(255,255,255,0.5) inset;
    --shadow-md:0 4px 16px rgba(0,0,0,0.06);--shadow-lg:0 8px 32px rgba(0,0,0,0.08);
    --radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;
    --duration-fast:150ms;--duration-base:250ms;
    --ease-out-soft:cubic-bezier(0.25,0.46,0.45,0.94);
    --sidebar-width:260px;--player-height:90px;--nav-height:52px;
}
[data-theme="dark"]{
    --bg-base:#0f0f1a;--bg-surface:rgba(30,30,50,0.72);--bg-surface-thick:rgba(30,30,50,0.88);
    --bg-surface-chrome:rgba(30,30,50,0.6);--bg-hover:rgba(255,255,255,0.06);--bg-active:rgba(255,255,255,0.08);
    --text-primary:#e8e8f0;--text-secondary:#94a3b8;--text-muted:#64748b;
    --border-color:rgba(255,255,255,0.08);
    --shadow-island:0 4px 24px rgba(0,0,0,0.3),0 0 0 1px rgba(255,255,255,0.06) inset;
    --shadow-md:0 4px 16px rgba(0,0,0,0.3);--shadow-lg:0 8px 32px rgba(0,0,0,0.4);
}
body{font-family:'Inter',-apple-system,sans-serif;background:var(--bg-base);color:var(--text-primary);overflow:hidden;height:100vh;transition:background var(--duration-base),color var(--duration-base)}
::selection{background:var(--color-miku);color:white}

/* Background */
.bg-pattern{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.parallax-layer{position:absolute;inset:0}
.shape-float{position:absolute;animation:shapeFloat1 20s ease-in-out infinite alternate}
.shape-float:nth-child(even){animation-name:shapeFloat2;animation-duration:25s}
.shape-circle{border-radius:50%;background:currentColor}
@keyframes shapeFloat1{0%{transform:translate(0,0) rotate(0)}33%{transform:translate(15px,-20px) rotate(5deg)}100%{transform:translate(5px,-5px) rotate(2deg)}}
@keyframes shapeFloat2{0%{transform:translate(0,0) rotate(0)}50%{transform:translate(-20px,15px) rotate(-8deg)}100%{transform:translate(10px,-10px) rotate(4deg)}}
.blob{position:absolute;border-radius:50%;pointer-events:none}
.blob-1{animation:blobF1 18s ease-in-out infinite alternate}
.blob-2{animation:blobF2 22s ease-in-out infinite alternate}
@keyframes blobF1{0%{transform:translate(0) scale(1)}50%{transform:translate(30px,-40px) scale(1.05)}100%{transform:translate(10px,-10px) scale(1.02)}}
@keyframes blobF2{0%{transform:translate(0) scale(1)}50%{transform:translate(-40px,30px) scale(1.08)}100%{transform:translate(20px,-20px) scale(0.97)}}

/* Glass */
.island-panel{background:var(--bg-surface);backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4);border:1px solid var(--border-color);box-shadow:var(--shadow-island)}
.material-chrome{background:var(--bg-surface-chrome);backdrop-filter:blur(24px) saturate(1.6);-webkit-backdrop-filter:blur(24px) saturate(1.6)}
.material-thick{background:var(--bg-surface-thick);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3)}

/* Layout */
.app{display:flex;height:calc(100vh - var(--player-height));position:relative;z-index:1}

/* Nav */
.floating-nav{position:fixed;top:12px;left:12px;right:12px;z-index:100;padding:0 8px;border-radius:var(--radius-xl);animation:navIn .6s var(--ease-out-soft) both}
@keyframes navIn{from{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
.nav-inner{display:flex;align-items:center;height:var(--nav-height);gap:8px}
.nav-left{display:flex;align-items:center;gap:4px;flex-shrink:0}
.nav-center{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}
.nav-right{display:flex;align-items:center;gap:4px;flex-shrink:0}
.nav-btn-icon{width:36px;height:36px;border:none;background:transparent;color:var(--text-secondary);border-radius:var(--radius-full);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast) var(--ease-out-soft);flex-shrink:0}
.nav-btn-icon:hover{background:var(--bg-hover);color:var(--color-miku)}
.nav-btn-icon svg{width:18px;height:18px}
.nav-brand{display:flex;align-items:center;gap:8px;padding:6px 12px;text-decoration:none;color:var(--text-primary);font-weight:700;font-size:15px;border-radius:var(--radius-full);transition:all var(--duration-fast) var(--ease-out-soft);flex-shrink:0}
.nav-brand:hover{background:var(--bg-hover)}
.nav-brand-icon{width:28px;height:28px;background:var(--color-miku);border-radius:8px;display:flex;align-items:center;justify-content:center;color:white;font-weight:800;font-size:13px;flex-shrink:0}
.nav-brand-text{white-space:nowrap}
.nav-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;border:none;background:transparent;color:var(--text-secondary);font-size:13px;font-weight:500;border-radius:var(--radius-full);cursor:pointer;transition:all var(--duration-fast) var(--ease-out-soft);white-space:nowrap;font-family:inherit}
.nav-btn:hover{background:var(--bg-hover);color:var(--color-miku)}
.nav-btn.active{background:var(--color-miku);color:white}
.nav-btn svg{width:16px;height:16px;flex-shrink:0}
.nav-user-area{display:flex;align-items:center;gap:4px}

/* User avatar in nav */
.user-avatar-sm{width:32px;height:32px;border-radius:50%;background:var(--color-miku);display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:12px;cursor:pointer;border:2px solid transparent;transition:border-color var(--duration-fast)}
.user-avatar-sm:hover{border-color:var(--color-miku)}

/* User dropdown */
.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;border-radius:var(--radius-lg);padding:8px;z-index:200;animation:dropIn .2s var(--ease-out-soft)}
@keyframes dropIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.user-dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius-md);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--duration-fast);border:none;background:none;width:100%;font-family:inherit;text-align:left}
.user-dropdown-item:hover{background:var(--bg-hover);color:var(--text-primary)}
.user-dropdown-item svg{width:16px;height:16px;flex-shrink:0}
.user-dropdown-divider{height:1px;background:var(--border-color);margin:4px 0}

/* Sidebar */
.sidebar{position:fixed;left:12px;top:calc(var(--nav-height) + 28px);bottom:calc(var(--player-height) + 12px);width:var(--sidebar-width);z-index:60;border-radius:var(--radius-xl);padding:20px 12px;display:flex;flex-direction:column;overflow-y:auto;flex-shrink:0;transition:transform var(--duration-base) var(--ease-out-soft),opacity var(--duration-base)}
body:not(.mobile) .sidebar.hidden{transform:translateX(calc(-100% - 24px));opacity:0;pointer-events:none}
body:not(.mobile).sidebar-hidden .main{margin-left:12px}
.sidebar::-webkit-scrollbar{width:4px}
.sidebar::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}
.sidebar-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:0 12px;margin-bottom:8px}
.sidebar-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:20px}
.sidebar-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:all var(--duration-fast);cursor:pointer}
.sidebar-item:hover{background:var(--bg-hover);color:var(--text-primary)}
.sidebar-item.active{background:rgba(var(--color-miku-rgb),0.12);color:var(--color-miku)}
.sidebar-item svg{width:18px;height:18px;flex-shrink:0}
.sidebar-playlists{flex:1}
.sidebar-playlist-list{list-style:none;margin-bottom:12px}
.sidebar-playlist-item{padding:8px 12px;border-radius:var(--radius-sm);font-size:13px;color:var(--text-secondary);cursor:pointer;transition:all var(--duration-fast)}
.sidebar-playlist-item:hover{background:var(--bg-hover);color:var(--text-primary)}
.sidebar-playlist-item.active{color:var(--color-miku);background:rgba(var(--color-miku-rgb),0.08)}
.btn-new-playlist{width:100%;padding:10px;border:1px dashed var(--border-color);border-radius:var(--radius-md);background:transparent;color:var(--text-muted);font-size:13px;cursor:pointer;transition:all var(--duration-fast);font-family:inherit;font-weight:500}
.btn-new-playlist:hover{border-color:var(--color-miku);color:var(--color-miku);background:rgba(var(--color-miku-rgb),0.04)}

/* Main */
.main{flex:1;margin-left:calc(var(--sidebar-width) + 24px);margin-right:12px;overflow-y:auto;padding:calc(var(--nav-height) + 32px) 24px 24px;scroll-behavior:smooth}
.main::-webkit-scrollbar{width:6px}
.main::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}

/* Hero */
.hero{margin-bottom:32px;padding:48px;border-radius:var(--radius-xl);background:linear-gradient(135deg,rgba(var(--color-miku-rgb),0.15),rgba(var(--color-comp-rgb),0.1) 50%,rgba(var(--color-mid-rgb),0.08));border:1px solid rgba(var(--color-miku-rgb),0.15);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40%;right:-15%;width:400px;height:400px;border-radius:50%;background:rgba(var(--color-miku-rgb),0.12);filter:blur(60px);pointer-events:none}
.hero-content{position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:var(--radius-full);background:rgba(var(--color-miku-rgb),0.15);color:var(--color-miku);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-bottom:16px;border:1px solid rgba(var(--color-miku-rgb),0.2)}
.hero h1{font-size:42px;font-weight:800;margin-bottom:8px;line-height:1.1;letter-spacing:-.02em}
.hero p{font-size:15px;color:var(--text-secondary);margin-bottom:24px;max-width:500px}
.btn-hero-play{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border:none;border-radius:var(--radius-full);background:var(--color-miku);color:white;font-size:14px;font-weight:600;cursor:pointer;transition:all var(--duration-fast);font-family:inherit;box-shadow:0 4px 16px rgba(var(--color-miku-rgb),0.3)}
.btn-hero-play:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(var(--color-miku-rgb),0.4);filter:brightness(1.05)}
.btn-hero-play svg{width:18px;height:18px}

/* Sections */
.section{margin-bottom:36px}
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.section h2{font-size:20px;font-weight:700}

/* Tracks */
.track-list{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-color)}
.track-item{display:grid;grid-template-columns:44px 1fr 1fr 80px 48px;align-items:center;gap:14px;padding:10px 16px;cursor:pointer;transition:background var(--duration-fast);background:var(--bg-surface);backdrop-filter:blur(8px);border-bottom:1px solid var(--border-color)}
.track-item:last-child{border-bottom:none}
.track-item:hover{background:var(--bg-hover)}
.track-item.playing{background:rgba(var(--color-miku-rgb),0.06)}
.track-num{font-size:14px;color:var(--text-muted);text-align:center;font-variant-numeric:tabular-nums;width:44px}
.track-item.playing .track-num{color:var(--color-miku)}
.eq-bars{display:flex;align-items:flex-end;gap:2px;height:16px;justify-content:center}
.eq-bar{width:3px;background:var(--color-miku);border-radius:1px;animation:eq .8s ease-in-out infinite alternate}
.eq-bar:nth-child(1){animation-delay:0s;height:50%}
.eq-bar:nth-child(2){animation-delay:.2s;height:100%}
.eq-bar:nth-child(3){animation-delay:.4s;height:35%}
.eq-bar:nth-child(4){animation-delay:.1s;height:75%}
@keyframes eq{0%{height:15%}100%{height:100%}}
.track-cover{width:44px;height:44px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0}
.track-info{display:flex;align-items:center;gap:12px;min-width:0}
.track-meta{min-width:0}
.track-title{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track-item.playing .track-title{color:var(--color-miku)}
.track-artist{font-size:12px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track-uploader{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.track-album{font-size:13px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.empty-state{padding:40px;text-align:center;color:var(--text-muted);font-size:14px}
.track-duration{font-size:13px;color:var(--text-muted);font-variant-numeric:tabular-nums;text-align:right}
.track-actions{display:flex;align-items:center;justify-content:center}
.btn-track-action{width:32px;height:32px;border:none;background:transparent;color:var(--text-muted);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast);opacity:0}
.track-item:hover .btn-track-action{opacity:1}
.btn-track-action:hover{background:var(--bg-active);color:var(--color-comp)}
.btn-track-action.fav-active{color:var(--color-comp);opacity:1}
.btn-delete-track:hover{color:#e53e3e;background:rgba(229,62,62,0.1)}
.btn-track-action svg{width:16px;height:16px}

/* Artists */
.artists-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:16px}
.artist-card{text-align:center;padding:24px 16px;border-radius:var(--radius-lg);background:var(--bg-surface);backdrop-filter:blur(8px);border:1px solid var(--border-color);cursor:pointer;transition:all var(--duration-base)}
.artist-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(var(--color-miku-rgb),0.2)}
.artist-avatar{width:88px;height:88px;border-radius:50%;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;color:white}
.artist-name{font-size:14px;font-weight:600;margin-bottom:2px}
.artist-genre{font-size:12px;color:var(--text-muted)}

/* Player */
.player-bar{height:var(--player-height);background:var(--bg-surface-thick);backdrop-filter:blur(24px) saturate(1.5);-webkit-backdrop-filter:blur(24px) saturate(1.5);border-top:1px solid var(--border-color);display:grid;grid-template-columns:1fr 2fr 1fr;align-items:center;padding:0 20px;position:fixed;bottom:0;left:0;right:0;z-index:100}
.player-left{display:flex;align-items:center;gap:14px;min-width:0}
.player-cover{width:52px;height:52px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0;box-shadow:0 1px 3px rgba(0,0,0,0.1)}
.player-track-info{display:flex;flex-direction:column;min-width:0}
.player-track-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-track-artist{font-size:12px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.btn-fav{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:6px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast);flex-shrink:0}
.btn-fav:hover,.btn-fav.active{color:var(--color-comp)}
.btn-fav svg{width:20px;height:20px}
.player-center{display:flex;flex-direction:column;align-items:center;gap:6px}
.player-controls{display:flex;align-items:center;gap:8px}
.btn-ctrl{width:36px;height:36px;border:none;background:transparent;color:var(--text-secondary);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast)}
.btn-ctrl:hover{color:var(--text-primary);background:var(--bg-hover)}
.btn-ctrl.active{color:var(--color-miku)}
.btn-ctrl svg{width:18px;height:18px}
.btn-play-main{width:40px;height:40px;background:var(--color-miku) !important;color:white !important;box-shadow:0 2px 12px rgba(var(--color-miku-rgb),0.3)}
.btn-play-main:hover{transform:scale(1.06);box-shadow:0 4px 18px rgba(var(--color-miku-rgb),0.4)}
.progress-container{display:flex;align-items:center;gap:10px;width:100%;max-width:560px}
.time-label{font-size:11px;color:var(--text-muted);font-variant-numeric:tabular-nums;min-width:34px;text-align:center}
.progress-bar{flex:1;height:4px;background:var(--bg-active);border-radius:4px;cursor:pointer;position:relative;overflow:hidden;transition:height var(--duration-fast)}
.progress-bar:hover{height:6px}
.progress-fill{height:100%;background:var(--color-miku);border-radius:4px;width:0%;transition:width .1s linear}
.player-right{display:flex;align-items:center;justify-content:flex-end;gap:8px}
.volume-wrap{display:flex;align-items:center;gap:6px}
.volume-slider{width:100px}
.volume-slider input[type="range"]{width:100%;height:4px;-webkit-appearance:none;appearance:none;background:var(--bg-active);border-radius:4px;outline:none;cursor:pointer}
.volume-slider input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:var(--text-primary);cursor:pointer;opacity:0;transition:opacity var(--duration-fast)}
.volume-wrap:hover .volume-slider input[type="range"]::-webkit-slider-thumb{opacity:1}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.4);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn var(--duration-fast)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{background:var(--bg-surface-thick);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:28px;width:400px;max-width:90vw;box-shadow:var(--shadow-lg);animation:modalIn var(--duration-base) var(--ease-out-soft);max-height:90vh;overflow-y:auto}
@keyframes modalIn{from{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal h3{font-size:18px;font-weight:700;margin-bottom:16px}
.modal input{width:100%;padding:10px 14px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-hover);color:var(--text-primary);font-size:14px;outline:none;font-family:inherit;margin-bottom:12px;transition:border-color var(--duration-fast)}
.modal input:focus{border-color:var(--color-miku)}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}
.btn-modal{padding:8px 20px;border:none;border-radius:var(--radius-full);font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;transition:all var(--duration-fast)}
.btn-modal-cancel{background:var(--bg-hover);color:var(--text-secondary)}
.btn-modal-cancel:hover{background:var(--bg-active);color:var(--text-primary)}
.btn-modal-confirm{background:var(--color-miku);color:white;box-shadow:0 2px 8px rgba(var(--color-miku-rgb),0.3)}
.btn-modal-confirm:hover{filter:brightness(1.05)}

/* Auth */
.auth-tabs{display:flex;gap:4px;margin-bottom:16px;background:var(--bg-hover);border-radius:var(--radius-full);padding:4px}
.auth-tab{flex:1;padding:8px;border:none;background:transparent;color:var(--text-secondary);font-size:13px;font-weight:600;border-radius:var(--radius-full);cursor:pointer;font-family:inherit;transition:all var(--duration-fast)}
.auth-tab.active{background:var(--color-miku);color:white}
.auth-form{display:flex;flex-direction:column;gap:0}

/* Profile */
.modal-profile{width:480px;max-height:85vh;overflow-y:auto}
.profile-banner-section{margin-bottom:12px}
.profile-banner-preview{width:100%;height:100px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--color-miku),var(--color-comp));display:flex;align-items:center;justify-content:center;cursor:pointer;transition:opacity var(--duration-fast);background-size:cover;background-position:center;position:relative}
.profile-banner-preview span{color:white;font-size:13px;font-weight:500;text-shadow:0 1px 4px rgba(0,0,0,.4)}
.profile-banner-preview:hover span{opacity:1!important}
.profile-avatar-section{display:flex;flex-direction:column;align-items:center;gap:10px;margin-bottom:16px;margin-top:-40px;position:relative;z-index:1}
.profile-avatar-large{width:80px;height:80px;border-radius:50%;background:var(--color-miku);display:flex;align-items:center;justify-content:center;color:white;font-size:28px;font-weight:700;overflow:hidden;border:3px solid var(--bg-surface);box-shadow:0 2px 8px rgba(0,0,0,.3)}
.profile-avatar-large img{width:100%;height:100%;object-fit:cover}
.profile-label{font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:4px;display:block;margin-top:8px}
.profile-colors{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px;align-items:center}
.color-pick{width:28px;height:28px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:all var(--duration-fast)}
.color-pick:hover{transform:scale(1.15)}
.color-pick.active{border-color:white;box-shadow:0 0 0 2px var(--color-miku)}
.color-pick-custom{display:flex;align-items:center;gap:6px;cursor:pointer}
.color-pick-custom input[type="color"]{width:28px;height:28px;border:none;border-radius:50%;cursor:pointer;padding:0;background:none}
.color-pick-custom input[type="color"]::-webkit-color-swatch-wrapper{padding:0}
.color-pick-custom input[type="color"]::-webkit-color-swatch{border:2px solid var(--border-color);border-radius:50%}
.color-pick-custom span{font-size:11px;color:var(--text-muted)}
.sticker-grid{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.sticker-btn{width:32px;height:32px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-hover);cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast)}
.sticker-btn:hover{background:var(--bg-active);transform:scale(1.1)}
.sticker-btn.active{border-color:var(--color-miku);background:rgba(var(--color-miku-rgb),0.15)}
.modal textarea{width:100%;padding:10px 14px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-hover);color:var(--text-primary);font-size:14px;outline:none;font-family:inherit;margin-bottom:8px;resize:vertical;min-height:60px;transition:border-color var(--duration-fast)}
.modal textarea:focus{border-color:var(--color-miku)}
.modal input[type="text"]{margin-bottom:8px}
.dropdown-user-info{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--border-color)}
.dropdown-avatar{width:40px;height:40px;border-radius:50%;background:var(--color-miku);display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:16px;flex-shrink:0;overflow:hidden}
.dropdown-avatar img{width:100%;height:100%;object-fit:cover}
.dropdown-user-info .dropdown-bio{font-size:12px;color:var(--text-muted)}
.dropdown-user-info .dropdown-location{font-size:11px;color:var(--text-muted);margin-top:2px}
.dropdown-user-info .dropdown-links{display:flex;gap:8px;margin-top:4px}
.dropdown-user-info .dropdown-links a{font-size:11px;color:var(--color-miku);text-decoration:none}
.detail-uploader{font-size:12px;color:var(--color-comp);font-weight:500;margin-top:4px}
.detail-banner{width:100%;height:80px;border-radius:var(--radius-md);background-size:cover;background-position:center;margin-bottom:12px}

/* Crop Modal */
.modal-crop{width:420px}
.crop-container{position:relative;width:360px;height:360px;margin:12px auto;border-radius:var(--radius-md);overflow:hidden;background:#111;cursor:grab}
.crop-container canvas{width:100%;height:100%}
.crop-circle{position:absolute;border:3px solid white;border-radius:50%;pointer-events:none;box-shadow:0 0 0 9999px rgba(0,0,0,.5)}
.crop-controls{display:flex;align-items:center;gap:12px;padding:8px 0}
.crop-controls label{font-size:13px;color:var(--text-secondary)}
.crop-controls input[type="range"]{flex:1;accent-color:var(--color-miku)}

/* Upload */
.modal-upload{width:480px}
.upload-zone{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:40px 20px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px;transition:all var(--duration-fast);cursor:pointer}
.upload-zone:hover,.upload-zone.dragover{border-color:var(--color-miku);background:rgba(var(--color-miku-rgb),0.04)}
.upload-zone p{font-size:14px;font-weight:500;color:var(--text-secondary)}
.upload-zone span{font-size:12px;color:var(--text-muted)}
.upload-preview{display:flex;flex-direction:column;gap:0}
.upload-file-info{padding:10px 14px;background:var(--bg-hover);border-radius:var(--radius-md);margin-bottom:12px;font-size:13px;color:var(--text-secondary);display:flex;align-items:center;gap:8px}
.upload-file-info::before{content:'🎵';font-size:16px}
.upload-cover-row{display:flex;align-items:center;gap:12px;padding:12px 0}
.upload-cover-preview{width:60px;height:60px;border-radius:var(--radius-md);background:var(--bg-active);display:flex;align-items:center;justify-content:center;color:var(--text-muted);overflow:hidden;flex-shrink:0;border:1px solid var(--border-color)}
.upload-cover-preview img{width:100%;height:100%;object-fit:cover}
.upload-cover-preview svg{opacity:0.5}

/* Track Detail Modal */
.modal-detail{width:520px;max-width:95vw;max-height:85vh;overflow-y:auto;padding:0}
.modal-detail::-webkit-scrollbar{width:4px}
.modal-detail::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}
.detail-header{display:flex;align-items:center;gap:16px;padding:24px 24px 16px;position:relative}
.detail-cover{width:100px;height:100px;border-radius:var(--radius-md);object-fit:cover;flex-shrink:0;box-shadow:var(--shadow-md)}
.detail-info{flex:1;min-width:0}
.detail-title{font-size:20px;font-weight:700;margin-bottom:4px}
.detail-artist{font-size:14px;color:var(--color-miku);font-weight:500;margin-bottom:2px}
.detail-album{font-size:13px;color:var(--text-muted)}
.detail-duration{font-size:12px;color:var(--text-muted);margin-top:4px}
.detail-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border:none;background:var(--bg-hover);color:var(--text-secondary);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast)}
.detail-close:hover{background:var(--bg-active);color:var(--text-primary)}
.detail-close svg{width:18px;height:18px}
.detail-actions{display:flex;gap:8px;padding:0 24px 16px;flex-wrap:wrap}
.detail-action-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border-color);border-radius:var(--radius-full);background:var(--bg-hover);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;transition:all var(--duration-fast)}
.detail-action-btn:hover{background:var(--bg-active);color:var(--text-primary);border-color:var(--color-miku)}
.detail-action-btn.active{background:rgba(var(--color-miku-rgb),0.12);color:var(--color-miku);border-color:var(--color-miku)}
.detail-action-btn svg{width:16px;height:16px}
.detail-repost-count{padding:0 24px 12px;font-size:12px;color:var(--color-comp);font-weight:500}

/* Comments */
.detail-comments{padding:0 24px 24px;border-top:1px solid var(--border-color);margin-top:0}
.detail-comments-title{font-size:14px;font-weight:600;padding:16px 0 12px;color:var(--text-primary)}
.detail-comments-title span{color:var(--text-muted);font-weight:400}
.comment-input-wrap{display:flex;gap:8px;margin-bottom:16px}
.comment-input-wrap input{flex:1;padding:10px 14px;border:1px solid var(--border-color);border-radius:var(--radius-full);background:var(--bg-hover);color:var(--text-primary);font-size:13px;outline:none;font-family:inherit;transition:border-color var(--duration-fast)}
.comment-input-wrap input:focus{border-color:var(--color-miku)}
.btn-send-comment{width:36px;height:36px;border:none;background:var(--color-miku);color:white;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--duration-fast);flex-shrink:0}
.btn-send-comment:hover{filter:brightness(1.1);transform:scale(1.05)}
.btn-send-comment svg{width:16px;height:16px}
.comments-list{display:flex;flex-direction:column;gap:12px;max-height:300px;overflow-y:auto}
.comments-list::-webkit-scrollbar{width:4px}
.comments-list::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}
.comment-item{display:flex;gap:10px;padding:10px;border-radius:var(--radius-md);background:var(--bg-hover)}
.comment-avatar{width:32px;height:32px;border-radius:50%;background:var(--color-miku);display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:12px;flex-shrink:0}
.comment-body{flex:1;min-width:0}
.comment-author{font-size:13px;font-weight:600;margin-bottom:2px}
.comment-text{font-size:13px;color:var(--text-secondary);word-break:break-word}
.comment-time{font-size:11px;color:var(--text-muted);margin-top:4px}
.comment-delete{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:2px;border-radius:4px;transition:color var(--duration-fast);font-size:11px}
.comment-delete:hover{color:var(--color-comp)}

/* Toast */
.toast{position:fixed;bottom:calc(var(--player-height) + 20px);right:24px;background:var(--bg-surface-thick);backdrop-filter:blur(16px);border:1px solid var(--border-color);padding:12px 20px;border-radius:var(--radius-full);font-size:13px;font-weight:500;z-index:300;animation:toastIn .3s var(--ease-out-soft),toastOut .3s var(--ease-out-soft) 2.7s forwards;box-shadow:var(--shadow-md)}
@keyframes toastIn{from{transform:translateY(20px) scale(.95);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}
@keyframes toastOut{from{transform:translateY(0) scale(1);opacity:1}to{transform:translateY(20px) scale(.95);opacity:0}}

/* Responsive */
@media(max-width:900px){
    body{--_sidebar-visible:0}
    .sidebar{transform:translateX(calc(-100% - 24px));opacity:0;pointer-events:none}
    .sidebar.open{transform:translateX(0);opacity:1;pointer-events:auto}
    .main{margin-left:12px}
    .track-item{grid-template-columns:36px 1fr 80px 40px}
    .track-album{display:none}
    .hero h1{font-size:28px}
    .player-bar{grid-template-columns:1fr 1fr}
    .player-right{display:none}
}
@media(max-width:600px){
    .nav-center{display:none}
    .nav-brand-text{display:none}
    .hero{padding:32px 24px}
    .hero h1{font-size:24px}
    .track-item{grid-template-columns:30px 1fr 60px;padding:8px 12px}
    .track-duration{display:none}
}