* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #f4f6fb; color: #12233f;
  -webkit-font-smoothing: antialiased;
}
.top {
  background: #0a1f44; color: #fff;
  padding: 14px 16px 12px;
}
.top h1 { margin: 0; font-size: 22px; letter-spacing: .2px; }
.top h1::after { content: ""; }
.benefit { margin: 4px 0 0; font-size: 14px; color: #d7e0f2; line-height: 1.35; }
main { max-width: 860px; margin: 0 auto; padding: 12px 12px 32px; }
.tabs { display: flex; gap: 8px; margin-bottom: 12px; }
.tab {
  flex: 1; padding: 12px 8px; font-size: 16px; font-weight: 600;
  border: 2px solid #0a1f44; border-radius: 10px; background: #fff; color: #0a1f44;
  cursor: pointer;
}
.tab.active { background: #0a1f44; color: #fff; }
.panel { display: block; }
.panel[hidden] { display: none; }
@media (min-width: 720px) {
  .panel { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: start; }
  .panel[hidden] { display: none; }
}
.card {
  background: #fff; border: 1px solid #dde3ef; border-radius: 12px;
  padding: 14px; margin-bottom: 12px;
  box-shadow: 0 1px 3px rgba(10,31,68,.06);
}
.inputs label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 12px; }
.inputs label:last-child { margin-bottom: 0; }
.opt { font-weight: 400; color: #68779a; }
.field {
  display: flex; align-items: center; gap: 6px; margin-top: 5px;
  border: 1.5px solid #b9c4da; border-radius: 9px; padding: 0 10px; background: #fff;
}
.field:focus-within { border-color: #c9a227; }
.field .pre, .field .post { color: #68779a; font-size: 16px; }
.field input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
  font-size: 18px; padding: 10px 0; color: #12233f;
}
.seg { display: flex; gap: 8px; margin-bottom: 12px; }
.segbtn {
  flex: 1; padding: 9px 6px; font-size: 14px; font-weight: 600;
  border: 1.5px solid #0a1f44; border-radius: 8px; background: #fff; color: #0a1f44; cursor: pointer;
}
.segbtn.active { background: #0a1f44; color: #fff; }
.hero {
  background: #0a1f44; border-radius: 10px; color: #fff;
  padding: 14px; text-align: center; margin-bottom: 10px;
}
.hero-label { display: block; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: #c9a227; font-weight: 700; }
.hero-num { display: block; font-size: 40px; font-weight: 800; line-height: 1.15; }
.lines { margin: 0; }
.lines > div {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 8px 2px; border-bottom: 1px solid #eef1f7; font-size: 15px;
}
.lines > div:last-child { border-bottom: 0; }
.lines dt { color: #46587a; }
.lines dd { margin: 0; font-weight: 700; white-space: nowrap; }
.fine { font-size: 13px; color: #68779a; line-height: 1.45; margin: 6px 2px; }
.version { font-size: 12px; color: #9aa7c2; margin: 10px 2px 0; }