:root {
  --navy: #0e1b2e;
  --navy-2: #16294a;
  --ink: #1d2736;
  --slate: #5a6675;
  --line: #e3e8ef;
  --paper: #ffffff;
  --mist: #f4f6f9;
  --blue: #2b62d9;
  --blue-dark: #1f4bb0;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 720px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; font-size: 1.15rem; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.mark { width: 30px; height: 30px; display: block; }
.site-nav a { color: var(--slate); font-weight: 600; font-size: 0.95rem; margin-left: 28px; }
.site-nav a:hover { color: var(--ink); text-decoration: none; }
.site-nav a.cta { color: #fff; background: var(--navy); padding: 9px 16px; border-radius: 6px; }
.site-nav a.cta:hover { background: var(--navy-2); }

/* Hero */
.hero { background: var(--navy); color: #fff; padding: 104px 0 96px; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(700px 400px at 85% 10%, rgba(43,98,217,0.35), transparent 60%),
  linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: auto, 72px 72px; pointer-events: none; }
.hero .wrap { position: relative; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 20px; max-width: 14ch; font-weight: 800; }
.hero p { font-size: 1.2rem; color: rgba(255,255,255,0.78); max-width: 52ch; margin: 0 0 36px; }
.btn { display: inline-block; font-weight: 700; padding: 14px 24px; border-radius: 6px; font-size: 1rem; }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }
.btn-ghost { color: #fff; border: 1px solid rgba(255,255,255,0.35); margin-left: 12px; }
.btn-ghost:hover { border-color: #fff; }

/* Sections */
section { padding: 88px 0; }
section + section { border-top: 1px solid var(--line); }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head h2 { font-size: 2rem; letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 12px; font-weight: 800; }
.section-head p { color: var(--slate); font-size: 1.1rem; margin: 0; }

.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: start; }
.about-grid p { margin: 0 0 16px; font-size: 1.05rem; }
.facts { border-left: 3px solid var(--blue); padding-left: 24px; }
.facts dt { color: var(--slate); font-size: 0.9rem; font-weight: 600; }
.facts dd { margin: 2px 0 20px; font-weight: 700; font-size: 1.1rem; }
.facts dd:last-child { margin-bottom: 0; }

.product { background: var(--mist); border: 1px solid var(--line); border-radius: 12px; padding: 48px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.product h3 { font-size: 1.7rem; margin: 0 0 12px; letter-spacing: -0.02em; font-weight: 800; }
.product .tag { display: inline-block; font-size: 0.85rem; font-weight: 700; color: #b9421b; background: #fde9e1; padding: 4px 10px; border-radius: 999px; margin-bottom: 16px; }
.product p { color: var(--slate); margin: 0 0 24px; font-size: 1.05rem; }
.product ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.product li { padding-left: 30px; position: relative; font-weight: 600; }
.product li::before { content: ""; position: absolute; left: 0; top: 7px; width: 18px; height: 18px; border-radius: 50%; background: var(--blue); mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat; }

.contact-box { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-box h2 { font-size: 2rem; letter-spacing: -0.02em; margin: 0 0 12px; font-weight: 800; }
.contact-box p { color: var(--slate); margin: 0; font-size: 1.1rem; }
.contact-card { border: 1px solid var(--line); border-radius: 12px; padding: 32px; }
.contact-card dt { color: var(--slate); font-size: 0.9rem; font-weight: 600; }
.contact-card dd { margin: 2px 0 18px; font-size: 1.15rem; font-weight: 700; }
.contact-card dd:last-child { margin-bottom: 0; }

/* Legal pages */
.page-head { background: var(--mist); border-bottom: 1px solid var(--line); padding: 64px 0 48px; }
.page-head h1 { font-size: 2.4rem; letter-spacing: -0.03em; margin: 0 0 8px; font-weight: 800; }
.page-head .meta { color: var(--slate); margin: 0; }
.legal { padding: 56px 0 88px; }
.legal h2 { font-size: 1.3rem; margin: 40px 0 10px; letter-spacing: -0.01em; }
.legal p { margin: 0 0 14px; }
.legal .intro { font-size: 1.1rem; color: var(--slate); }

/* Footer */
.site-footer { background: var(--navy); color: rgba(255,255,255,0.7); padding: 40px 0; font-size: 0.92rem; }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.site-footer a { color: rgba(255,255,255,0.85); margin-left: 24px; }

@media (max-width: 820px) {
  .about-grid, .product, .contact-box { grid-template-columns: 1fr; gap: 32px; }
  .product { padding: 32px; }
  section { padding: 64px 0; }
  .hero { padding: 72px 0 64px; }
  .site-nav a { margin-left: 16px; }
  .site-nav a.cta { padding: 8px 12px; }
  .site-nav a.hide-sm { display: none; }
  .btn-ghost { margin-left: 0; margin-top: 12px; }
}