*{box-sizing:border-box}
body{font-family:system-ui,Segoe UI,Roboto,Arial,sans-serif;margin:0;padding:0;background:#0b1020;color:#e7ebff}
.container{max-width:980px;margin:40px auto;padding:24px;background:#121735;border-radius:20px;box-shadow:0 10px 30px rgba(0,0,0,.3)}
h1{margin-top:0;font-size:28px}
.card{background:#0f1330;border:1px solid rgba(255,255,255,.08);padding:16px;border-radius:16px;margin:16px 0}
label{display:block;margin:8px 0 6px}
input[type=file]{display:block;padding:10px;background:#0b1027;border:1px solid #223;border-radius:12px;color:#cfe1ff;width:100%}
.row{display:flex;gap:16px;flex-wrap:wrap}
.col{flex:1 1 260px}
.btn{display:inline-block;background:#1d4ed8;color:#fff;border:none;border-radius:14px;padding:12px 18px;font-weight:600;cursor:pointer;text-decoration:none}
.small{font-size:12px;opacity:.8}
.note{color:#aab8ff}
.badge{display:inline-block;padding:4px 8px;background:#1e293b;border-radius:999px;font-size:12px;margin-left:8px}
.success{color:#86efac}
.error{color:#fca5a5}