:root{
  --bg:#04122a;
  --bg2:#071936;
  --panel:#0b1f44;
  --panel2:#0c2149;
  --line:rgba(255,255,255,.08);
  --text:#f4f7fb;
  --muted:#a9bad8;
  --blue:#4f8cff;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,sans-serif;background:radial-gradient(circle at top,#0a234c 0,#04122a 45%,#030b1a 100%);color:var(--text)}
a{text-decoration:none;color:inherit}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;background:rgba(5,14,33,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-size:22px;font-weight:800}
.nav{display:flex;align-items:center;gap:14px}
.nav a,.logout{padding:12px 18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02);color:#fff}
.logout{background:var(--blue);border:none;cursor:pointer;font-weight:700}
.page{max-width:1320px;margin:0 auto;padding:30px}
.hero,.auth-card{background:linear-gradient(180deg,rgba(10,31,68,.98),rgba(8,26,58,.98));border:1px solid var(--line);border-radius:28px;padding:28px 30px;box-shadow:0 18px 50px rgba(0,0,0,.22)}
.hero h1{font-size:64px;line-height:1.04;margin:0 0 12px;font-weight:850;letter-spacing:-1.8px}
.hero p{margin:0 0 24px;color:var(--muted);font-size:16px}
.uploader-card{display:flex;flex-direction:column;gap:18px}
.dropzone{border:2px dashed rgba(255,255,255,.08);border-radius:24px;min-height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;cursor:pointer;background:rgba(5,17,39,.35)}
.dropzone span{font-size:18px;font-weight:700}
.dropzone small{margin-top:8px;color:var(--muted)}
.dropzone input{display:none}
button{padding:16px 22px;border:none;border-radius:16px;background:var(--blue);color:#fff;font-size:18px;font-weight:800;cursor:pointer;align-self:flex-start}
.alert{padding:16px 18px;border-radius:16px;margin:0 0 18px}
.alert.error{background:rgba(127,32,62,.28);border:1px solid rgba(255,88,120,.28);color:#ffdbe3}
.source-info{display:flex;gap:18px;color:var(--muted);font-size:14px;flex-wrap:wrap}
.results{margin-top:36px}
.results h2,.results h1{margin:0 0 10px;font-size:30px}
.results p{margin:0 0 22px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.card{background:linear-gradient(180deg,rgba(7,23,50,.97),rgba(5,18,40,.97));border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 16px 32px rgba(0,0,0,.20)}
.preview{padding:16px;background:rgba(255,255,255,.03);border-bottom:1px solid var(--line)}
.preview img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:18px;background:#e9eef5}
.meta{padding:18px}
.title-row{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-bottom:14px}
.title-row h3{font-size:17px;margin:0}
.pill{font-size:12px;color:#d7e5ff;border:1px solid rgba(122,162,255,.24);padding:7px 10px;border-radius:999px;white-space:nowrap}
.sizes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.sizes div{padding:12px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.sizes span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.sizes strong{font-size:20px}
.downloads{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.downloads a{padding:12px 0;border:1px solid var(--line);border-radius:14px;text-align:center;font-weight:700;background:rgba(255,255,255,.02)}
.auth-wrap{display:flex;min-height:70vh;align-items:center;justify-content:center}
.auth-card{width:430px}
.auth-card h1{margin:0 0 6px;font-size:34px}
.auth-card p{color:var(--muted);margin:0 0 18px}
.auth-form{display:flex;flex-direction:column;gap:14px}
.auth-form label{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted)}
.auth-form input{padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:#081631;color:#fff}
.muted{color:var(--muted)}
@media (max-width: 1200px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero h1{font-size:48px}}
@media (max-width: 720px){.grid{grid-template-columns:1fr}.topbar,.page{padding:16px}.hero h1{font-size:38px}.title-row{flex-direction:column;align-items:flex-start}}