* { box-sizing: border-box; }
body { margin: 0; background: #080c13; color: #eef4ff; font-family: Arial, sans-serif; }
main { width: min(1180px, calc(100% - 28px)); margin: 38px auto; background: #151b28; border: 1px solid #2d374c; border-radius: 18px; padding: 28px; }
h1 { font-size: 40px; margin: 0 0 16px; }
h2 { margin-top: 0; }
p, li { color: #c2d3f5; line-height: 1.35; }
.top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.card { background: #0d121c; border: 1px solid #2d374c; border-radius: 14px; padding: 20px; margin: 18px 0; }
label { display: block; margin-bottom: 8px; font-weight: 700; }
input[type=password], input[type=url], input[type=file] { width: 100%; padding: 12px 14px; border: 1px solid #40506d; border-radius: 10px; background: #121a2a; color: #eef4ff; margin-bottom: 14px; }
button, .button { display: inline-block; border: 0; border-radius: 10px; padding: 12px 18px; background: #5791ff; color: white; font-weight: 700; text-decoration: none; cursor: pointer; margin: 3px; }
.secondary { background: #30394e; }
.danger { background: #9b2c2c; }
.error { color: #ff8b8b; font-weight: 700; }
pre { min-height: 140px; white-space: pre-wrap; background: #06090e; color: #ffffff; border: 1px solid #263149; border-radius: 12px; padding: 16px; overflow: auto; }
progress { width: 100%; height: 18px; margin-top: 14px; }
#downloadBox a { display: inline-block; margin-top: 12px; padding: 12px 18px; border-radius: 10px; background: #63e68a; color: #07100a; font-weight: 800; text-decoration: none; }
@media (max-width: 760px) { main { margin: 16px auto; padding: 18px; } .grid { grid-template-columns: 1fr; } h1 { font-size: 32px; } .top { display: block; } }