:root {
  --blue: #0b4f8a;
  --blue-dark: #083a66;
  --sand: #f6f4ef;
  --ink: #1e2a33;
  --line: #d8d5cc;
  --ok: #1a7f4e;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--sand);
  line-height: 1.55;
}
main { max-width: 760px; margin: 0 auto; padding: 0 1rem 3rem; }

.site-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.8rem 1.2rem; background: var(--blue); color: #fff;
}
.brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 1.15rem; }
.lang-switch a {
  color: #cfe3f5; text-decoration: none; margin-left: 0.6rem; font-weight: 600;
}
.lang-switch a.active { color: #fff; text-decoration: underline; }

.hero { text-align: center; padding: 2.2rem 0 0.5rem; }
.hero h1 { font-size: 1.6rem; color: var(--blue-dark); margin-bottom: 0.4rem; }

.how ol { padding-left: 1.2rem; }
.how li { margin: 0.35rem 0; }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 1.4rem; margin: 1.2rem 0;
}
.card h2 { margin-top: 0; color: var(--blue-dark); }
.card.center { text-align: center; }

.field { margin: 0.8rem 0; }
.field-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.field-row .field { flex: 1 1 180px; }
label, .label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
label.radio { font-weight: 400; display: block; margin: 0.15rem 0; }
input, select, textarea {
  width: 100%; padding: 0.5rem 0.6rem; border: 1px solid var(--line);
  border-radius: 6px; font: inherit; background: #fff;
}
input[type="radio"], input[type="checkbox"] { width: auto; margin-right: 0.4rem; }
small, .hint { color: #5c6a75; }

.price-box {
  margin-top: 1rem; padding: 0.9rem 1rem; background: var(--sand);
  border-radius: 8px; min-height: 2.2rem;
}
.price-row { display: flex; justify-content: space-between; padding: 0.15rem 0; }
.price-row.discount { color: var(--ok); }
.price-row.subtotal { border-top: 1px solid var(--line); margin-top: 0.3rem; padding-top: 0.4rem; }
.price-row.total { font-weight: 700; font-size: 1.1rem; border-top: 2px solid var(--blue); margin-top: 0.3rem; padding-top: 0.4rem; }

.pay-button {
  display: block; width: 100%; margin-top: 1.2rem; padding: 0.9rem;
  background: var(--blue); color: #fff; border: 0; border-radius: 8px;
  font-size: 1.05rem; font-weight: 700; cursor: pointer;
}
.pay-button:hover { background: var(--blue-dark); }

.error {
  background: #fdecea; border: 1px solid #e5b4ae; color: #8a1f11;
  padding: 0.7rem 1rem; border-radius: 8px;
}
.ref { font-size: 1.15rem; }

.rules ul { padding-left: 1.2rem; }
.rules li { margin: 0.35rem 0; }

.site-footer {
  border-top: 1px solid var(--line); padding: 1.2rem; text-align: center;
  font-size: 0.85rem; color: #5c6a75;
}
.site-footer nav a { margin: 0 0.5rem; color: var(--blue-dark); }
.disclaimer { max-width: 700px; margin: 0 auto 0.8rem; }