:root{
  --bg:#0b0b12; --bg2:#13131d; --card:#171724; --line:#262636;
  --text:#f2f2f7; --muted:#9a9ab0; --accent:#c8ff3e; --accent-ink:#111;
  --yt:#ff3b30; --tt:#25f4ee; --ig:#e1306c; --err:#ff6b6b;
  --r:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,sans-serif;
  background:radial-gradient(1200px 600px at 80% -10%,#1e2a0a 0%,transparent 60%),var(--bg);
  color:var(--text);min-height:100vh;
  padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
a{color:var(--accent)}
.hidden{display:none!important}
.muted{color:var(--muted)} .small{font-size:.85rem} .center{text-align:center}

.top{display:flex;align-items:center;justify-content:space-between;max-width:720px;margin:0 auto;padding:16px 20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:800;font-size:1.2rem;letter-spacing:-.02em}
.brand img{border-radius:10px}
.top-right{display:flex;gap:8px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;color:var(--muted);background:var(--bg2);border:1px solid var(--line);padding:5px 10px;border-radius:99px}
.pill b{font-weight:600}
.pill i{width:8px;height:8px;border-radius:50%;background:#666}
.pill.on i{background:#3ddc84;box-shadow:0 0 8px #3ddc84}
.pill.off i{background:var(--err)}

main{max-width:720px;margin:0 auto;padding:0 20px 40px}
.hero{padding:28px 0 18px}
h1{font-size:clamp(2.2rem,8vw,3.4rem);line-height:1.02;letter-spacing:-.04em;font-weight:850}
h1 em{font-style:normal;color:var(--accent)}
.lead{color:var(--muted);margin-top:12px;max-width:34ch}
.chips{display:flex;gap:8px;margin:18px 0 22px;flex-wrap:wrap}
.chip{font-size:.8rem;font-weight:600;padding:4px 12px;border-radius:99px;border:1px solid var(--line);background:var(--bg2)}
.chip.yt{color:var(--yt)} .chip.tt{color:var(--tt)} .chip.ig{color:var(--ig)}

.search{display:flex;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:8px}
.search:focus-within{border-color:#4a5a1a;box-shadow:0 0 0 4px #c8ff3e14}
.search input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--text);font-size:1rem;padding:10px 8px}
.search input::placeholder{color:#6d6d82}

.btn,.btn-ghost{font:inherit;font-weight:700;border-radius:12px;cursor:pointer;border:0;white-space:nowrap;transition:transform .08s,opacity .2s}
.btn{background:var(--accent);color:var(--accent-ink);padding:10px 18px}
.btn-ghost{background:var(--bg2);color:var(--text);border:1px solid var(--line);padding:9px 14px}
.btn:active,.btn-ghost:active{transform:scale(.97)}
.btn[disabled],.btn-ghost[disabled]{opacity:.5;cursor:default}
.link{background:none;border:0;color:var(--muted);font:inherit;font-size:.85rem;cursor:pointer;text-decoration:underline}

.error{margin-top:12px;color:var(--err);background:#ff6b6b14;border:1px solid #ff6b6b40;padding:10px 14px;border-radius:12px;font-size:.95rem}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-top:8px;animation:in .25s ease}
@keyframes in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.media{position:relative;border-radius:14px;overflow:hidden;background:#0e0e16;aspect-ratio:16/9}
.media img{width:100%;height:100%;object-fit:contain;display:block}
.badge,.dur{position:absolute;font-size:.75rem;font-weight:700;padding:3px 9px;border-radius:8px;background:#000c;backdrop-filter:blur(4px)}
.badge{top:10px;left:10px} .dur{bottom:10px;right:10px}
.badge.youtube{color:var(--yt)} .badge.tiktok{color:var(--tt)} .badge.instagram{color:var(--ig)}
.card h2{font-size:1.05rem;line-height:1.35;margin:14px 0 2px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.label{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:16px 0 8px;font-weight:700}

.formats{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}
.fmt{display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:left;font:inherit;color:var(--text);background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:12px 14px;cursor:pointer;transition:border-color .15s,background .15s}
.fmt:hover{border-color:#4a5a1a}
.fmt b{font-size:1rem}
.fmt span{font-size:.8rem;color:var(--muted)}
.fmt.best{border-color:#c8ff3e66;background:linear-gradient(180deg,#c8ff3e12,transparent)}
.fmt.active{border-color:var(--accent);background:#c8ff3e1c}
.fmt[disabled]{opacity:.45;cursor:default}

.progress{margin-top:16px}
.bar{height:10px;background:var(--bg2);border-radius:99px;overflow:hidden;border:1px solid var(--line)}
.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#9be21e,var(--accent));border-radius:99px;transition:width .5s ease}
.progress p{margin-top:8px;font-size:.9rem}
.save{display:block;text-align:center;text-decoration:none;margin-top:16px;padding:14px;font-size:1.05rem}
#savehint{margin-top:8px;text-align:center}

.skel{background:linear-gradient(90deg,#1c1c2a 25%,#25253a 50%,#1c1c2a 75%);background-size:200% 100%;animation:sh 1.2s infinite;border-radius:10px}
.skel.media{aspect-ratio:16/9;border-radius:14px}
.skel.line{height:14px;margin-top:14px} .skel.line.short{width:55%;margin-top:8px}
#loadmsg{margin-top:14px}
@keyframes sh{to{background-position:-200% 0}}

.history,.how{margin-top:34px}
.hhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
h3{font-size:1rem;letter-spacing:-.01em}
#hist{list-style:none;display:grid;gap:8px}
#hist li{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:8px;cursor:pointer}
#hist li:hover{border-color:#34344a}
#hist img{width:64px;height:44px;object-fit:cover;border-radius:8px;background:#0e0e16;flex:none}
#hist .t{font-size:.9rem;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
#hist .p{font-size:.75rem;color:var(--muted)}
.how ol{margin:10px 0 10px 20px;color:var(--muted)} .how li{margin:6px 0} .how b{color:var(--text)}

footer{max-width:720px;margin:0 auto;padding:24px 20px 40px;color:var(--muted);font-size:.9rem;border-top:1px solid var(--line)}
footer p+p{margin-top:4px}

@media (max-width:480px){
  .search{flex-wrap:wrap}
  .search input{flex-basis:100%}
  .search .btn-ghost{flex:1} .search .btn{flex:2}
}