:root{
  --bg:#070b16; --card:#0e172a; --border:#233653; --text:#f5f7ff;
  --muted:#9ba9c4; --accent:#5d5ce8; --red:#ef4444; --green:#22c55e;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(circle at 50% 0,#20215b 0,#070b16 35%);color:var(--text);font-family:Inter,system-ui,Arial,sans-serif}
header{padding:44px 20px 34px;text-align:center;border-bottom:1px solid var(--border)}
.brand{font-size:42px;font-weight:800}
.sub{font-size:20px;color:var(--muted);margin-top:8px}
.container{max-width:900px;margin:40px auto;padding:0 18px}
.card{background:rgba(14,23,42,.92);border:1px solid var(--border);border-radius:22px;padding:28px;margin-bottom:24px;box-shadow:0 20px 50px rgba(0,0,0,.22)}
.card.narrow{max-width:620px;margin:60px auto}
h1{font-size:32px;margin:12px 0 8px}
h2{margin-top:28px}
label{display:block;font-weight:700;margin:18px 0 8px}
input,select{width:100%;padding:14px 15px;border-radius:12px;border:1px solid #314663;background:#081121;color:var(--text);font-size:16px}
input[type=file]{padding:12px}
button,.linkbtn{display:inline-block;width:100%;border:0;border-radius:13px;background:var(--accent);color:white;font-size:17px;font-weight:800;padding:15px 18px;margin-top:24px;text-decoration:none;text-align:center;cursor:pointer}
.linkbtn{width:auto;margin-top:22px}
.badge{display:inline-block;background:#1d9bf0;color:#fff;padding:8px 14px;border-radius:999px;font-weight:800}
.badge.red{background:#dc2626}.badge.green{background:#16a34a}
.muted,.hint{color:var(--muted)}.hint{font-size:13px}
.alert{padding:15px;border-radius:12px;margin-bottom:18px;border:1px solid}
.alert.error{background:#4a0a0a;border-color:#991b1b}.alert.success{background:#073b24;border-color:#15803d}
.hidden{display:none!important}
.check{font-weight:500;margin:8px 0}.check input{width:auto;margin-right:8px}
.note{background:#091426;border:1px dashed #3d5c80;padding:16px;border-radius:12px;margin-bottom:20px}
.small{font-size:15px}.topbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}
.tablewrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:720px}th,td{padding:12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{color:#cbd5e1}
.score{display:flex;gap:20px;margin:24px 0}.score>div{background:#091426;border:1px solid var(--border);border-radius:15px;padding:20px;flex:1}.score span{display:block;color:var(--muted)}.score strong{display:block;font-size:32px;margin-top:5px}
footer{padding:30px 18px;color:var(--muted);text-align:center}
@media(max-width:650px){.brand{font-size:30px}.sub{font-size:16px}.card{padding:20px}.topbar{align-items:flex-start;flex-direction:column}.score{flex-direction:column}}