:root{--bg:#020617;--panel:#0f172a;--cyan:#22d3ee;--yellow:#facc15;--muted:#cbd5e1;--green:#22c55e;--red:#ef4444;--line:rgba(148,163,184,.25)}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Arial,Helvetica,sans-serif;color:#fff;background:radial-gradient(circle at 10% 0%,rgba(34,211,238,.18),transparent 30%),linear-gradient(145deg,#020617,#07111f)}header{padding:18px;display:flex;justify-content:space-between;align-items:center;background:rgba(2,6,23,.9);border-bottom:1px solid rgba(34,211,238,.35)}a{color:var(--yellow);text-decoration:none;font-weight:900}.wrap{max-width:1200px;margin:0 auto;padding:18px}.card,.file-card,.login-box{background:linear-gradient(180deg,rgba(15,23,42,.96),rgba(2,6,23,.92));border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 18px 50px rgba(0,0,0,.35);margin-bottom:14px}.login-box{width:min(430px,calc(100vw - 28px));margin:10vh auto;text-align:center}.login-box h1,header h1{color:var(--cyan);margin:0 0 8px}input,button{width:100%;padding:14px;border-radius:14px;border:1px solid var(--line);margin:8px 0;font-size:16px}input{background:#020617;color:#fff}button,.download{display:inline-block;border:0;background:linear-gradient(180deg,#22c55e,#15803d);color:#fff;font-weight:900;cursor:pointer;padding:12px 16px;border-radius:999px;text-align:center}.alert{padding:12px;border-radius:14px;background:rgba(239,68,68,.18);border:1px solid rgba(239,68,68,.5);margin-bottom:14px}.alert.ok{background:rgba(34,197,94,.16);border-color:rgba(34,197,94,.5)}.search{display:grid;grid-template-columns:1fr auto;gap:10px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}.file-card{display:flex;justify-content:space-between;gap:12px;align-items:center}.file-card small,.muted{display:block;color:var(--muted);margin-top:6px}.green{color:var(--green)}.red{color:var(--red)}.big{font-size:36px;font-weight:900;color:var(--yellow);margin:0}.admin-form{display:grid;grid-template-columns:1fr auto;gap:10px}.admin-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.pagination{display:flex;justify-content:center;gap:18px;align-items:center}pre{white-space:pre-wrap;background:#020617;border-radius:12px;padding:12px;color:#cbd5e1}@media(max-width:720px){header,.file-card{display:block}.search,.admin-form,.admin-actions{grid-template-columns:1fr}.download{margin-top:12px}}