:root{
  --bg:#f4f6fb;--fg:#0f172a;--muted:#64748b;--card:rgba(255,255,255,.8);--line:rgba(15,23,42,.1);
  --accent:#4f46e5;--accent2:#06b6d4;--ok:#16a34a;--err:#dc2626;--shadow:0 10px 40px -12px rgba(30,41,90,.25);
  --glow1:rgba(79,70,229,.18);--glow2:rgba(6,182,212,.16);
}
@media(prefers-color-scheme:dark){:root{
  --bg:#0b0f1a;--fg:#e6e9f2;--muted:#8a94ad;--card:rgba(22,28,45,.75);--line:rgba(255,255,255,.09);
  --accent:#7c83ff;--accent2:#22d3ee;--shadow:0 10px 40px -12px rgba(0,0,0,.6);
  --glow1:rgba(124,131,255,.18);--glow2:rgba(34,211,238,.12);
}}
*{box-sizing:border-box}
html{min-height:100%}
body{margin:0;min-height:100vh;color:var(--fg);font:16px/1.55 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:radial-gradient(900px 500px at 15% -10%,var(--glow1),transparent 60%),radial-gradient(800px 500px at 90% 0%,var(--glow2),transparent 60%),var(--bg);
  background-attachment:fixed;-webkit-font-smoothing:antialiased}
main{max-width:680px;margin:0 auto;padding:28px 18px 56px}
a{color:var(--accent)}

.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:44px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.01em;color:inherit;text-decoration:none}
.logo{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 6px 18px -6px var(--accent)}
.logo svg{width:19px;height:19px}
.back{font-size:14px;color:var(--muted);text-decoration:none}.back:hover{color:var(--fg)}

h1{margin:0 0 10px;font-size:clamp(30px,6vw,44px);line-height:1.1;letter-spacing:-.03em}
h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{color:var(--muted);margin:0 0 30px;font-size:17px}

.card{background:var(--card);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}

.drop{display:block;text-align:center;cursor:pointer;padding:48px 20px;border:2px dashed var(--line);border-radius:22px;background:var(--card);backdrop-filter:blur(14px);transition:.2s;box-shadow:var(--shadow)}
.drop:hover,.drop.over{border-color:var(--accent);transform:translateY(-2px);background:color-mix(in srgb,var(--accent) 7%,var(--card))}
.drop .ico{width:64px;height:64px;margin:0 auto 14px;border-radius:20px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 10px 26px -8px var(--accent)}
.drop .ico svg{width:30px;height:30px}
.drop strong{display:block;font-size:20px;letter-spacing:-.01em}
.drop span{color:var(--muted);font-size:14px}

.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:18px}
.chip{font-size:13px;color:var(--muted);padding:5px 12px;border:1px solid var(--line);border-radius:999px;background:var(--card)}

#list{margin-top:18px;display:grid;gap:12px}
.item{padding:14px 16px;animation:in .25s ease}
@keyframes in{from{opacity:0;transform:translateY(8px)}}
.row{display:flex;gap:12px;align-items:center}
.badge{flex:none;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:11px;font-weight:700;letter-spacing:.03em;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);text-transform:uppercase}
.info{min-width:0;flex:1}
.name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.meta{color:var(--muted);font-size:13px}
.bar{height:6px;background:var(--line);border-radius:3px;overflow:hidden;margin-top:12px}
.bar i{display:block;height:100%;width:0;border-radius:3px;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .15s}
.err{color:var(--err);font-size:14px;margin-top:8px}
.done .badge{color:var(--ok);background:color-mix(in srgb,var(--ok) 14%,transparent)}
.link{display:flex;gap:8px;margin-top:12px}
.link input{flex:1;min-width:0;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--fg);font:inherit;font-size:14px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border:0;border-radius:10px;color:#fff;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;
  background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent) 60%,var(--accent2)));box-shadow:0 8px 20px -8px var(--accent);transition:.15s}
.btn:hover{transform:translateY(-1px);filter:brightness(1.07)}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line);box-shadow:none}
.btn.big{padding:15px 28px;font-size:17px;width:100%;margin-top:22px}
.btn svg{width:18px;height:18px}

.filecard{padding:32px 26px;text-align:center}
.filecard .badge{width:72px;height:72px;font-size:16px;border-radius:20px;margin:0 auto 18px}
.file{font-size:21px;font-weight:700;word-break:break-word;letter-spacing:-.01em}
.facts{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:12px}

footer{margin-top:40px;color:var(--muted);font-size:13px;text-align:center}