:root{--c-video:#6495ed;--c-music:#dc143c;--c-game:#25b8aa;--c-book:#e08a3c;--front:rgba(255,255,255,.92);--bg:#faf9f8;--ink:#1d1d1f;--card:#fff;--glass:rgba(255,255,255,.74);--mute:rgba(128,128,128,.28);--sh:0 4px 20px rgba(0,0,0,.13);--cw:min(1120px,92vw);--pad:calc((100vw - var(--cw))/2);--pw:calc(var(--cw)/2 - .75rem)}
@media(prefers-color-scheme:dark){:root{--front:rgba(44,48,58,.92);--bg:#14161b;--ink:#eee;--card:#22262e;--glass:rgba(30,34,42,.74);--sh:0 4px 20px rgba(0,0,0,.3)}}
*{box-sizing:border-box}
html::-webkit-scrollbar{display:none}
body{margin:0;background:var(--bg);color:var(--ink);font-size: 16px;line-height: 1.5;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;cursor:pointer}
:focus-visible{outline:2px solid #4596fb;outline-offset:2px}

/* hero */
.top{position:relative}
#hero{position:relative;height:min(64vh,680px);min-height:360px;overflow:hidden}
.slide{position:absolute;inset:0;opacity:0;filter:blur(20px);transition:all .5s cubic-bezier(.4,0,.2,1)}
.slide.on{opacity:1;filter:none}
.slide img{width:100%;height:100%;object-fit:cover}


/* tags + category cards */
.dock{position:relative;z-index:3;width:min(1120px,92vw);margin:-10rem auto 0}
.tags{display:flex;align-items:center;overflow:hidden}
.tags[hidden]{display:none}
.vp{width:100%;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.track{display:flex;width:max-content;animation:mq var(--d,60s) linear infinite}
.track span{flex:none;margin-right:.5rem;padding:.35rem .8rem;border-radius:.5rem;border:1px solid var(--mute);background:rgba(128,128,128,.07);font-weight:600;font-size:.95rem;white-space:nowrap}
@keyframes mq{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.track{animation:none}}

.row{display:flex;flex-wrap:wrap;align-items:center;gap:.9rem;margin-top:1rem}
#cats{display:contents}
/* category folder cards */
.cat{--c:#888;--ih:4.8rem;--sp:1rem;--rot:12deg;position:relative;display:block;width:11.8rem;height:10.4rem;color:var(--ink)}
.cat.video{--c:var(--c-video)}.cat.music{--c:var(--c-music);--ih:4.2rem;--sp:1rem;--rot:17deg}
.cat.game{--c:var(--c-game);--ih:4.2rem;--sp:1rem;--rot:17deg}.cat.book{--c:var(--c-book)}
/* back panel of the folder */
.cat::before{content:'';position:absolute;z-index:0;left:.45rem;right:.45rem;top:1.2rem;bottom:0;border-radius:1.1rem;background:var(--glass);backdrop-filter:blur(15px) saturate(180%);-webkit-backdrop-filter:blur(15px) saturate(180%);box-shadow:var(--sh)}
/* covers: half hidden behind the front panel */
.stack{position:absolute;z-index:1;left:0;right:0;bottom:calc(6rem - var(--ih)/2);display:flex;justify-content:center;align-items:flex-end;pointer-events:none}
.stack img{--r:0deg;--y:0rem;--s:1;--lift:0rem;--x:0rem;height:var(--ih);aspect-ratio:2/3;object-fit:cover;margin:0 -.4rem;border:.2rem solid #fff;border-radius:.45rem;background:#fff;box-shadow:0 3px 10px rgba(0,0,0,.22);transform-origin:50% 100%;transform:translateX(var(--x)) translateY(calc(var(--y) - var(--lift))) rotate(var(--r)) scale(var(--s));transition:transform .5s cubic-bezier(.3,1.35,.5,1)}
.cat.music .stack img,.cat.game .stack img{aspect-ratio:1;margin:0 -.7rem}
.stack img:nth-child(1){order:2;z-index:3;--y:-.45rem}
.stack img:nth-child(2){order:1;z-index:2;--r:-9deg}
.stack img:nth-child(3){order:3;z-index:1;--r:9deg}
.cat:hover .stack img,.cat:focus-visible .stack img{--lift:1.1rem;--s:1.3}
.cat:hover .stack img:nth-child(1),.cat:focus-visible .stack img:nth-child(1){--lift:1.4rem}
.cat:hover .stack img:nth-child(2),.cat:focus-visible .stack img:nth-child(2){--r:calc(-1 * var(--rot));--x:calc(-1 * var(--sp))}
.cat:hover .stack img:nth-child(3),.cat:focus-visible .stack img:nth-child(3){--r:var(--rot);--x:var(--sp)}
/* front panel */
.front{position:absolute;z-index:2;left:0;right:0;bottom:0;height:6rem;border-radius:1.3rem;background:var(--glass);backdrop-filter:blur(15px) saturate(180%);-webkit-backdrop-filter:blur(15px) saturate(180%);box-shadow:0 -2px 10px rgba(0,0,0,.06),var(--sh)}
.front b{position:absolute;right:.8rem;top:.8rem;display:flex;align-items:center;gap:.5rem;padding:.3rem .8rem;border-radius:99px;background:rgba(128,128,128,.08);box-shadow:inset 0 1px 3px rgba(0,0,0,.12);font-size:1rem;font-weight:500;color:var(--ink);}
.front b::after{content:'';width:.65rem;height:.65rem;border-radius:50%;background:var(--c);box-shadow:0 0 0 .18rem color-mix(in srgb,var(--c) 28%,transparent)}
.front i{position:absolute;left:1rem;bottom:.3rem;font-style:normal;font-weight:900;font-size:2.9rem;line-height:1;color:rgba(128,128,128,.2)}
.more{position:absolute;right:1rem;bottom:.6rem;opacity:.4}
.blank{position:absolute;z-index:1;left:0;right:0;top:2rem;text-align:center;font-size:.8rem;line-height:1.5;opacity:.55}
.blank::before{content:'♫';display:block;margin-bottom:.2rem;font-size:1.6rem}
@media(prefers-reduced-motion:reduce){.stack img{transition:none}}
.tools{display:flex;gap:.9rem;margin-left:1rem}
.rb{width:3.4rem;height:3.4rem;border-radius:50%;background:var(--glass);backdrop-filter:blur(15px) saturate(180%);-webkit-backdrop-filter:blur(15px) saturate(180%);box-shadow:var(--sh);display:grid;place-items:center}
.rb svg{width:1.5rem;height:1.5rem;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

/* Top10 panels */
.tops{width:min(1120px,92vw);margin:2.5rem auto 0}
.duo{width:100vw;margin:0 0 2rem calc(50% - 50vw);overflow:hidden}
.trk{display:flex;gap:1.5rem;width:max-content;padding-left:var(--pad);transition:transform .5s cubic-bezier(.4,0,.2,1)}
.duo[data-open="1"] .trk{transform:translateX(calc(-1 * (var(--pw) + 1.5rem)))}
.panel{position:relative;flex:0 0 var(--pw);min-width:0;overflow:hidden;transition:flex-basis .5s cubic-bezier(.4,0,.2,1),opacity .4s}
.duo[data-open] .panel.open{flex-basis:calc(100vw - var(--pad))}
.duo[data-open] .panel:not(.open){opacity:.45}
.duo[data-open] .panel:not(.open) .tg{display:none}
.lab{display:inline-flex;align-items:baseline;gap:.6rem;padding:.4rem .9rem;border-radius:.7rem .7rem 0 0;background:var(--glass);white-space:nowrap}
.lab small{opacity:.55}.lab b{font-size:1.05rem}
.lw{border-radius:0 1rem 1rem 1rem;background:var(--glass)}
.list{display:flex;min-height:13.5rem;padding:1.1rem 1rem 1.2rem;overflow-x:auto;scrollbar-width:thin;
  --l:0px;--r:0px;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 var(--l),#000 calc(100% - var(--r)),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 var(--l),#000 calc(100% - var(--r)),transparent 100%)}
.it{flex:none;height:11rem;position:relative;transition:margin .5s cubic-bezier(.4,0,.2,1)}
.it+.it{margin-left:-3.4rem}
.panel.open .it+.it{margin-left:.7rem}
.it img{display:block;height:100%;width:auto;min-width:5rem;border-radius:.2rem;box-shadow:0 2px 10px rgba(0,0,0,.28)}
.empty{margin:auto;opacity:.55}
.tg{position:absolute;right:.7rem;top:calc(50%);width:2.5rem;height:2.5rem;border-radius:50%;background:var(--glass);backdrop-filter:blur(15px) saturate(180%);-webkit-backdrop-filter:blur(15px) saturate(180%);box-shadow:0 5px 16px rgba(0,0,0,.3);z-index:20;font-size:1.4rem;line-height:1}
.tg svg{transform: rotate(0deg);margin-top:3px;color:var(--ink);}.panel.open .tg svg{transform: rotate(180deg);}

.bottom-box{margin-top:2rem;padding:1.5rem 1rem 2rem;background:rgba(125,125,145,.06);text-align:center}
.bottom-box small{display:block}
.bottom-box .sub{margin-top:.6rem;opacity:.6}
.bottom-box img{height:1.6rem;vertical-align:middle;cursor:pointer}

.bottom-box img.logo{width: 20vw; height: auto;}

/* search modal */
#modal{position:fixed;inset:0;z-index:100;display:grid;align-content:start;justify-items:center;padding:20vh 1rem 0;background:rgba(0,0,0,.28);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
#modal.on{opacity:1;visibility:visible}
.sbox{width:min(46rem,100%);padding:.8rem;border-radius:1.2rem;background:var(--glass);box-shadow:0 20px 60px rgba(0,0,0,.25);transform:scale(.97);transition:transform .25s}
#modal.on .sbox{transform:none}
.sbox label{display:flex;align-items:center;gap:.6rem;height:3.4rem;padding:0 .9rem;border:1px solid var(--mute);border-radius:.7rem;background:rgba(128,128,128,.05)}
.sbox label:focus-within{border-color:#4596fb}
.sbox label svg{width:1.1rem;flex:none;opacity:.5;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
#q{flex:1;min-width:0;border:0;outline:0;background:none;font:inherit;color:inherit}
#res{max-height:50vh;margin-top:.7rem;overflow-y:auto}
#res:empty{display:none}
.hint{margin:0;padding:1.2rem 0;text-align:center;opacity:.6}
.si{display:flex;align-items:center;gap:.9rem;padding:.6rem;border-radius:.7rem}
.si:hover{background:rgba(128,128,128,.1)}
.si img{width:3rem;height:3rem;flex:none;object-fit:cover;border-radius:.2rem}
.si div{flex:1;min-width:0}
.si b,.si small{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.si small{font-size:.8rem;opacity:.6}
.si em{flex:none;padding:.3rem .6rem;border-radius:.5rem;font-style:normal;font-weight:700;font-size:.7rem}
.si em.video{background:rgba(100,149,237,.2);color:var(--c-video)}
.si em.music{background:rgba(220,20,60,.2);color:var(--c-music)}
.si em.game{background:rgba(64,224,208,.2);color:var(--c-game)}
.si em.book{background:rgba(244,164,96,.2);color:var(--c-book)}

@media(max-width:800px){
  .dock{margin-top:-9rem}
  .duo{width:auto;margin-left:0}
  .trk{flex-direction:column;width:auto;padding-left:0;transform:none!important}
  .panel,.duo[data-open] .panel.open{flex-basis:auto!important}
  .duo[data-open] .panel:not(.open){opacity:1}
  .tg{display:none!important}
  .it+.it,.panel.open .it+.it{margin-left:.5rem}
  .cat{width:calc(50% - .45rem)}
  .tools{width:100%;justify-content:center;margin:0}
}