:root { color-scheme: light dark; --bg: #f6f8fc; --panel: #fff; --text: #172338; --muted: #5b687b; --line: #dce3ef; --accent: #205bc8; --soft: #edf3ff; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, select { font: inherit; }
a, select { -webkit-tap-highlight-color: transparent; }
a:focus-visible, select:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.page { width: min(1120px, calc(100% - 64px)); margin: auto; }
.site-header { min-height: 100px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 19px; font-weight: 700; }
.brand img { border-radius: 10px; }
.brand-label { margin-left: 6px; color: var(--muted); font-weight: 400; }
nav { display: flex; align-items: center; gap: 14px; }
nav a, footer a { display: inline-flex; align-items: center; padding: 10px 0; min-height: 44px; }
nav a { padding: 10px; font-size: 14px; }
nav a:hover, footer a:hover { color: var(--accent); }
select { min-height: 44px; max-width: 100%; padding: 8px 28px 8px 12px; border: 1px solid var(--line); border-radius: 8px; background-color: var(--panel); color: var(--text); cursor: pointer; font-size: 14px; }
.hero { padding: 80px 0 72px; display: grid; grid-template-columns: 1.15fr 1fr; align-items: center; gap: 70px; }
.eyebrow { margin: 0 0 18px; color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .13em; }
h1 { font-size: clamp(42px, 5.4vw, 66px); line-height: 1.09; letter-spacing: -.035em; margin: 0; font-weight: 650; white-space: pre-line; }
.lead { max-width: 500px; margin: 24px 0 0; color: var(--muted); font-size: 18px; line-height: 1.75; }
.contact { padding: 30px; border: 1px solid #cbdaf3; border-radius: 20px; background: var(--soft); box-shadow: 0 14px 40px #233c6310; }
.mail-icon { color: var(--accent); display: block; margin-bottom: 22px; }
.contact h2 { font-size: 19px; line-height: 1.4; margin: 0 0 6px; }
.email-address { display: inline-flex; align-items: center; min-height: 44px; font-size: clamp(19px, 2.2vw, 25px); letter-spacing: -.02em; color: var(--accent); font-weight: 650; overflow-wrap: anywhere; }
.contact p { margin: 12px 0 22px; font-size: 14px; color: var(--muted); }
.button { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 50px; padding: 12px 18px; border-radius: 9px; font-size: 15px; font-weight: 600; }
.primary { background: var(--accent); color: white; }
.primary:hover { filter: brightness(1.12); }
.contact .mail-note { margin: 14px 0 0; font-size: 12px; }
.products { padding: 12px 0 58px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 26px; }
.section-heading .eyebrow { margin-bottom: 10px; }
h2 { margin: 0; font-size: 28px; line-height: 1.3; letter-spacing: -.02em; }
.section-heading > p { margin: 0; max-width: 260px; font-size: 14px; color: var(--muted); }
.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.product-card { display: flex; align-items: flex-start; gap: 20px; padding: 26px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); transition: border-color .15s ease, transform .15s ease; }
.product-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.product-card img { border-radius: 13px; flex: 0 0 56px; object-fit: cover; }
.product-copy { flex: 1; min-width: 0; }
h3 { margin: 0; font-size: 20px; line-height: 1.3; letter-spacing: -.01em; }
.product-copy p { color: var(--muted); font-size: 14px; line-height: 1.6; margin: 7px 0 16px; max-width: 300px; }
.product-action { font-size: 13px; font-weight: 600; color: var(--accent); }
.arrow { font-size: 21px; color: var(--muted); line-height: 1; }
.other-products { display: flex; align-items: baseline; justify-content: center; flex-wrap: wrap; gap: 0 5px; font-size: 14px; color: var(--muted); margin: 18px 0 0; }
.other-products a { color: var(--accent); font-weight: 600; display: inline-flex; align-items: center; min-height: 44px; padding: 8px 4px; }
.details { border-top: 1px solid var(--line); padding: 42px 0 44px; }
.detail-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 38px; list-style: none; padding: 0; margin: 30px 0; }
.step { color: var(--accent); font-size: 12px; font-weight: 600; display: block; margin-bottom: 14px; font-variant-numeric: tabular-nums; }
.detail-grid h3 { font-size: 16px; }
.detail-grid p { color: var(--muted); font-size: 14px; margin: 10px 0 0; }
.privacy-note { border-left: 2px solid var(--line); padding: 0 0 0 14px; font-size: 12px; color: var(--muted); margin: 0; }
footer { border-top: 1px solid var(--line); padding: 20px 0 28px; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: var(--muted); font-size: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; top: -100px; left: 20px; padding: 12px 18px; z-index: 10; color: white; background: var(--accent); border-radius: 8px; }
.skip-link:focus { top: 12px; }
@media (max-width: 900px) { .hero { gap: 32px; padding-top: 56px; } .product-card { padding: 22px; gap: 16px; } .contact { padding: 25px; } }
@media (max-width: 680px) {
  .page { width: calc(100% - 40px); }
  .site-header { min-height: 86px; gap: 12px; flex-wrap: wrap; padding: 16px 0; }
  .brand { font-size: 17px; gap: 10px; }
  .brand-label { display: none; }
  nav { gap: 4px; }
  nav a { padding: 8px; }
  .hero { grid-template-columns: 1fr; gap: 30px; padding: 42px 0; }
  h1 { font-size: clamp(40px, 10vw, 56px); }
  .lead { margin-top: 20px; font-size: 16px; }
  .contact { padding: 24px; }
  .email-address { font-size: 24px; }
  .section-heading { display: block; margin-bottom: 22px; }
  .section-heading > p { margin-top: 12px; max-width: none; }
  h2 { font-size: 25px; }
  .product-grid { grid-template-columns: 1fr; gap: 12px; }
  .product-card { padding: 22px 20px; }
  .other-products { justify-content: flex-start; }
  .products { padding-bottom: 32px; }
  .details { padding-top: 32px; }
  .detail-grid { grid-template-columns: 1fr; gap: 24px; }
  .step { margin-bottom: 8px; }
  footer { align-items: flex-start; flex-direction: column; gap: 4px; }
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #101721; --panel: #182230; --text: #edf2fa; --muted: #a5b3c7; --line: #2e3b50; --accent: #9bbfff; --soft: #1a2a43; }
  .contact { border-color: #364c6d; box-shadow: none; }
  .primary { background: #2462d1; color: white; }
  .skip-link { color: #101721; }
}
@media (prefers-reduced-motion: reduce) { .product-card { transition: none; } .product-card:hover { transform: none; } }