:root {
  --azul: #1b3a6b;
  --azul-claro: #2e5aa8;
  --verde: #1e8e5a;
  --rojo: #c0392b;
  --gris: #f4f6f9;
  --borde: #d9dee6;
  --texto: #1f2733;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--gris);
  color: var(--texto);
}
.topbar {
  background: var(--azul);
  color: #fff;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar h1 { font-size: 18px; margin: 0; font-weight: 600; }
.topbar .user { font-size: 13px; opacity: 0.9; display: flex; gap: 12px; align-items: center; }
.container { max-width: 760px; margin: 28px auto; padding: 0 16px; }
.card {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
}
.card h2 { margin-top: 0; font-size: 16px; }
label { display: block; font-size: 13px; font-weight: 600; margin: 14px 0 6px; }
input, select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--borde);
  border-radius: 8px;
  font-size: 14px;
}
.btn {
  border: none;
  border-radius: 8px;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary { background: var(--azul-claro); color: #fff; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.5); }
.btn-google { background: #fff; color: #444; border: 1px solid var(--borde); }
.center { min-height: 80vh; display: flex; align-items: center; justify-content: center; }
.code-box {
  font-size: 30px;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--azul);
  text-align: center;
  background: var(--gris);
  border: 2px dashed var(--azul-claro);
  border-radius: 12px;
  padding: 20px;
  margin: 12px 0;
}
.msg { padding: 10px 14px; border-radius: 8px; font-size: 13px; margin: 10px 0; }
.msg-ok { background: #e6f5ee; color: var(--verde); }
.msg-err { background: #fbeae8; color: var(--rojo); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--borde); }
th { color: #5b6573; font-weight: 600; }
.badge { padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-ok { background: #e6f5ee; color: var(--verde); }
.badge-wait { background: #fef3e0; color: #b9770e; }
.muted { color: #7a8694; font-size: 12px; }
.row { display: flex; gap: 12px; }
.row > div { flex: 1; }