:root{
  --red:#911E1D; --red2:#CC3137; --ink:#222; --muted:#666;
  --line:#e7e2e4; --ok:#1f8a4c; --bad:#b3261e; --bg:#f4f1ee;
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:Georgia,'Times New Roman',serif;color:var(--ink);
  background:var(--bg);min-height:100vh;display:flex;align-items:center;
  justify-content:center;padding:24px;
}
.card{
  background:#fff;max-width:560px;width:100%;border-radius:14px;
  padding:40px 36px;box-shadow:0 12px 40px rgba(60,30,15,.12);
  border-top:6px solid var(--red);text-align:center;
}
.brand{
  font-family:Arial,Helvetica,sans-serif;font-weight:800;letter-spacing:.5px;
  color:var(--red);font-size:20px;margin-bottom:6px;
}
h1{font-size:26px;color:var(--ink);margin-bottom:10px;font-weight:700}
.sub{color:var(--muted);font-size:14px;line-height:1.5;margin-bottom:26px}
label{display:block;text-align:left;font-size:15px;margin-bottom:8px;color:#333}
input[type=email]{
  width:100%;padding:13px 14px;font-size:16px;border:1px solid #cfc8cb;
  border-radius:8px;margin-bottom:16px;font-family:inherit;
}
input[type=email]:focus{outline:none;border-color:var(--red2);box-shadow:0 0 0 3px rgba(204,49,55,.12)}
.btn{
  display:inline-block;background:var(--red);color:#fff;border:0;cursor:pointer;
  font-family:Arial,Helvetica,sans-serif;font-weight:700;font-size:16px;
  padding:13px 26px;border-radius:8px;text-decoration:none;transition:background .15s;
}
.btn:hover{background:#7a1917}
.result{margin-top:22px;padding:18px;border-radius:10px;font-size:15px}
.result.ok{background:#f3f8f4;border:1px solid #cfe6d6}
.result.err{background:#fdf3f2;border:1px solid #f2cfcc;color:var(--bad)}
.result .name{font-size:22px;font-weight:700;color:var(--red);margin:6px 0 2px}
.result .org{font-style:italic;color:#555;margin-bottom:8px}
.muted{color:var(--muted);font-size:13px;margin-bottom:16px}
.again{margin-top:18px;font-size:14px}
.again a,a{color:var(--red2)}
.badge{
  display:inline-block;font-family:Arial,Helvetica,sans-serif;font-weight:800;
  font-size:18px;padding:10px 22px;border-radius:30px;margin:6px 0 18px;
}
.badge.valid{background:#e8f6ee;color:var(--ok);border:2px solid var(--ok)}
.badge.invalid{background:#fdeceb;color:var(--bad);border:2px solid var(--bad)}
.details{width:100%;border-collapse:collapse;margin-top:18px;text-align:left}
.details th,.details td{padding:11px 8px;border-bottom:1px solid var(--line);font-size:15px;vertical-align:top}
.details th{width:38%;color:var(--muted);font-weight:600}
footer{margin-top:28px;color:var(--muted);font-size:12px;font-family:Arial,Helvetica,sans-serif}