:root {
  --bg: #0b1220;
  --card: #111b2e;
  --card-2: #16233a;
  --text: #eef4ff;
  --muted: #bdd0f3;
  --line: rgba(255,255,255,.08);
  --brand: #1d4ed8;
  --brand-2: #1e40af;
  --ok: #16a34a;
  --warn: #f59e0b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #0a1324 0%, #0b1220 100%);
  color: var(--text);
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 34px 18px 44px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 14px 40px rgba(0,0,0,.24);
}
.hero { margin-bottom: 18px; }
.badge {
  display: inline-block;
  background: rgba(29,78,216,.16);
  border: 1px solid rgba(96,165,250,.32);
  color: #dbeafe;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  margin-bottom: 12px;
}
h1, h2 { margin: 0 0 12px; }
h1 { font-size: 34px; }
h2 { font-size: 21px; }
p { line-height: 1.6; margin: 0 0 12px; }
label { display: block; margin: 14px 0 8px; color: var(--muted); font-weight: 700; }
input[type="file"], input[type="text"] {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--card-2);
  color: var(--text);
}
button, .link-btn {
  display: inline-block;
  margin-top: 18px;
  background: linear-gradient(180deg, var(--brand), var(--brand-2));
  color: #fff;
  border: 0;
  border-radius: 12px;
  padding: 14px 18px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
button:hover, .link-btn:hover { filter: brightness(1.08); }
.mapping, .notes { padding-left: 18px; line-height: 1.8; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
th, td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
thead th {
  background: rgba(255,255,255,.04);
}
.stats { margin-top: 18px; }
.stat {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.03);
}
.stat strong { display: block; font-size: 28px; margin-bottom: 8px; }
.stat span { color: var(--muted); }