:root {
  --navy: #0f2a43;
  --navy-2: #16395c;
  --teal: #0e9f8a;
  --teal-dark: #0b806f;
  --bg: #f6f8fa;
  --card: #ffffff;
  --ink: #1c2b3a;
  --muted: #5b6b7b;
  --line: #e3e9ef;
  --green: #0e9f4a;
  --amber: #c77d0a;
  --red: #c0392b;
  --radius: 14px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; background: var(--bg); color: var(--ink); line-height: 1.6; }
a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 960px; margin: 0 auto; padding: 0 20px; }
header.site { background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 10; }
header.site .container { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { color: #fff; font-weight: 700; font-size: 1.15rem; letter-spacing: .2px; }
.brand span { color: #6fe3d2; }
nav.main { display: flex; gap: 18px; flex-wrap: wrap; }
nav.main a { color: #cfe0ee; font-size: .95rem; }
nav.main a:hover { color: #fff; text-decoration: none; }
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 60%, #1d5a72 100%); color: #fff; padding: 64px 0 72px; }
.hero h1 { font-size: 2.1rem; line-height: 1.25; max-width: 640px; }
.hero p.sub { margin-top: 14px; font-size: 1.08rem; color: #d7e6f2; max-width: 560px; }
.cta { display: inline-block; background: var(--teal); color: #fff; font-weight: 700; padding: 14px 26px; border-radius: 10px; font-size: 1.05rem; margin-top: 22px; border: none; cursor: pointer; }
.cta:hover { background: var(--teal-dark); text-decoration: none; }
.cta.small { padding: 10px 18px; font-size: .95rem; margin-top: 10px; }
.trust { margin-top: 26px; display: flex; gap: 22px; flex-wrap: wrap; color: #bcd3e4; font-size: .92rem; }
.trust b { color: #fff; }
section { padding: 48px 0; }
h2 { font-size: 1.5rem; margin-bottom: 18px; color: var(--navy); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.card h3 { color: var(--navy); font-size: 1.05rem; margin-bottom: 8px; }
.card p, .card li { color: var(--muted); font-size: .95rem; }
.step-n { display: inline-flex; width: 30px; height: 30px; border-radius: 50%; background: var(--teal); color: #fff; align-items: center; justify-content: center; font-weight: 700; margin-bottom: 10px; }
table.amounts { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--radius); overflow: hidden; font-size: .95rem; }
table.amounts th, table.amounts td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
table.amounts th { background: #eef4f8; color: var(--navy); }
.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.price-card { background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); padding: 24px; text-align: center; }
.price-card.featured { border-color: var(--teal); }
.price { font-size: 2rem; font-weight: 800; color: var(--navy); }
.price small { font-size: 1rem; color: var(--muted); font-weight: 500; }
.price-card ul { list-style: none; margin: 14px 0; }
.price-card li { padding: 5px 0; color: var(--muted); font-size: .93rem; }
details.faq { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin-bottom: 10px; }
details.faq summary { font-weight: 600; cursor: pointer; color: var(--navy); }
details.faq p { margin-top: 10px; color: var(--muted); font-size: .95rem; }
form.checker { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: grid; gap: 16px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.f-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
label { font-weight: 600; font-size: .9rem; color: var(--navy); display: block; margin-bottom: 5px; }
input[type=text], input[type=number], input[type=email], select {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 9px; font-size: 1rem; background: #fbfdfe; color: var(--ink);
}
input:focus, select:focus { outline: 2px solid var(--teal); border-color: transparent; }
.radio-set { display: flex; gap: 10px; flex-wrap: wrap; }
.radio-set label { display: flex; align-items: center; gap: 7px; font-weight: 500; border: 1px solid var(--line); padding: 9px 14px; border-radius: 9px; cursor: pointer; margin: 0; }
.radio-set input { accent-color: var(--teal); }
.result { border-radius: var(--radius); padding: 24px; margin-top: 20px; border: 2px solid; }
.result.ok { background: #eefaf3; border-color: var(--green); }
.result.no { background: #fdf3f2; border-color: #e5b4ae; }
.result.warn { background: #fdf8ee; border-color: var(--amber); }
.result .amt { font-size: 2.3rem; font-weight: 800; }
.result.ok .amt { color: var(--green); }
.result .meta { color: var(--muted); font-size: .92rem; margin-top: 8px; }
.breadcrumb { font-size: .85rem; color: var(--muted); margin: 18px 0; }
article.legal, article.airline { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
article h1 { color: var(--navy); font-size: 1.6rem; margin-bottom: 16px; }
article h2 { font-size: 1.15rem; margin: 22px 0 8px; }
article p, article li { color: var(--ink); font-size: .97rem; margin-bottom: 8px; }
article ul { padding-left: 20px; margin-bottom: 10px; }
footer.site { background: var(--navy); color: #9fb8cc; padding: 34px 0; margin-top: 40px; font-size: .88rem; }
footer.site .container { display: grid; gap: 10px; }
footer.site a { color: #cfe0ee; }
.notice { background: #fff8e6; border: 1px solid #f0dfa8; color: #6b5410; padding: 12px 16px; border-radius: 10px; font-size: .9rem; margin: 16px 0; }
.airline-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.airline-grid a { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; color: var(--navy); font-weight: 600; }
.airline-grid a small { display: block; color: var(--muted); font-weight: 400; }
@media (max-width: 640px) {
  .f-row, .f-row-3 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.6rem; }
  nav.main { display: none; }
}