:root {
  --ink: #06152c;
  --ink-soft: #31415b;
  --paper: #f7f9fc;
  --white: #ffffff;
  --line: #dbe3ef;
  --blue: #0b5cff;
  --blue-dark: #0638a4;
  --accent: #8ea8ff;
  --accent-soft: #dce5ff;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(6, 21, 44, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-size: 16px;
  line-height: 1.6;
}
a { color: inherit; }
button, input, textarea { font: inherit; }
.shell { width: min(1200px, calc(100% - 48px)); margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px; margin: 0 0 14px;
  font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em;
  color: var(--blue-dark);
}
.eyebrow::before { content: ""; width: 18px; height: 3px; border-radius: 2px; background: var(--blue); }

.site-header {
  position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(219,227,239,.85);
  background: rgba(247,249,252,.88); backdrop-filter: blur(18px);
}
.nav { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: inherit; }
.brand-mark { width: 38px; height: 38px; flex: 0 0 auto; display: block; }
.brand-word { display: flex; flex-direction: column; line-height: 1; }
.brand-word strong { font-size: 1.02rem; font-weight: 900; letter-spacing: .12em; }
.brand-word small { margin-top: 5px; color: #65758d; font-size: .55rem; font-weight: 800; letter-spacing: .24em; }
.site-footer .brand-word small { color: #8395af; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { text-decoration: none; color: var(--ink-soft); font-size: .94rem; font-weight: 700; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--blue); }
.menu-btn { display: none; border: 0; background: transparent; padding: 10px; color: var(--ink); }

.button {
  display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 10px;
  padding: 0 22px; border-radius: 999px; text-decoration: none; font-weight: 800;
  border: 1px solid var(--blue); background: var(--blue); color: white; transition: .2s ease;
}
.button:hover { transform: translateY(-2px); background: var(--blue-dark); }
.button.secondary { background: transparent; color: var(--ink); border-color: #aebbd0; }
.button.secondary:hover { background: white; border-color: var(--ink); }

.hero { padding: 86px 0 68px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.04fr .96fr; gap: 72px; align-items: center; }
.hero h1 { margin: 0; max-width: 660px; font-size: clamp(2.8rem, 4.7vw, 4.45rem); line-height: 1.045; letter-spacing: -.052em; }
.hero h1 span { color: var(--blue); }
.hero-copy { margin: 30px 0 32px; max-width: 630px; font-size: 1.15rem; line-height: 1.72; color: var(--ink-soft); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-note { margin-top: 24px; color: #52627b; font-size: .9rem; }

.system-card {
  position: relative; min-height: 520px; padding: 30px; border-radius: 30px;
  color: white; background: linear-gradient(145deg, #07172f 0%, #0a1c3b 100%); box-shadow: var(--shadow); overflow: hidden;
}
.system-card::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(rgba(142,168,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(142,168,255,.035) 1px, transparent 1px); background-size: 32px 32px; mask-image: linear-gradient(to bottom, black, transparent 88%); }
.system-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; position: relative; z-index: 1; }
.system-label { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: #9cb1cf; }
.live { display: flex; align-items: center; gap: 8px; font-size: .82rem; color: #cfdaeb; }
.live i { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 0 6px rgba(142,168,255,.14); }
.flow { position: relative; z-index: 1; margin-top: 32px; display: grid; gap: 11px; }
.flow-step { display: grid; grid-template-columns: 42px 1fr auto; gap: 14px; align-items: center; padding: 16px; border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.055); border-radius: 15px; }
.flow-step b { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: rgba(11,92,255,.25); color: #a9c2ff; }
.flow-step strong { display: block; font-size: .98rem; }
.flow-step small { color: #99abc5; }
.flow-step em { color: #b9c9ff; font-style: normal; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.system-stat { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.14); }
.system-stat strong { color: #fff; font-size: 1.55rem; line-height: 1.1; letter-spacing: -.035em; white-space: nowrap; }
.system-stat span { display: block; max-width: 220px; color: #aebed6; font-size: .79rem; line-height: 1.5; text-align: right; }

.proof { padding: 18px 0 78px; }
.proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.64); }
.proof-item { padding: 24px 26px; }
.proof-item + .proof-item { border-left: 1px solid var(--line); }
.proof-item strong { display: block; font-size: 1.03rem; }
.proof-item span { color: #61718a; font-size: .9rem; }

.section { padding: 90px 0; }
.section.white { background: white; }
.section.dark { background: var(--ink); color: white; }
.section-head { display: flex; justify-content: space-between; gap: 48px; align-items: end; margin-bottom: 42px; }
.section h2 { margin: 0; max-width: 700px; font-size: clamp(2.15rem, 3.8vw, 3.7rem); line-height: 1.08; letter-spacing: -.045em; }
.section-head p { margin: 0; max-width: 440px; color: #5a6a83; }
.dark .section-head p { color: #aebbd0; }
.dark .eyebrow { color: #9eb9ff; }

.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.service-card { min-height: 305px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: #fbfcfe; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-4px); border-color: #a7bdf2; box-shadow: 0 18px 40px rgba(6,21,44,.08); }
.service-card .num { display: inline-block; padding: 6px 9px; border-radius: 999px; background: #e8efff; color: var(--blue); font-size: .69rem; font-weight: 850; letter-spacing: .1em; }
.service-card h3 { margin: 68px 0 12px; font-size: 1.4rem; line-height: 1.15; letter-spacing: -.03em; }
.service-card p { margin: 0; color: #5d6c83; }

.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius); overflow: hidden; }
.process article { min-height: 270px; padding: 28px 24px; background: var(--ink); }
.process b { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: var(--ink); }
.process h3 { margin: 68px 0 10px; font-size: 1.25rem; }
.process p { color: #9fb0c8; margin: 0; font-size: .93rem; }

.product-panel { display: grid; grid-template-columns: .94fr 1.06fr; background: var(--blue); color: white; border-radius: 30px; overflow: hidden; box-shadow: var(--shadow); }
.product-copy { padding: 54px; }
.product-copy .eyebrow { color: #d7e3ff; }
.product-copy h2 { font-size: clamp(2.35rem, 4.2vw, 4rem); }
.product-copy p { max-width: 560px; color: #e0e8ff; }
.product-copy .button { margin-top: 18px; background: white; color: var(--ink); border-color: white; }
.product-visual { padding: 42px; display: flex; align-items: center; background: #e8efff; color: var(--ink); }
.mini-window { width: 100%; min-height: 360px; padding: 20px; background: white; border-radius: 22px; box-shadow: 0 18px 45px rgba(6,21,44,.16); }
.window-bar { display: flex; gap: 7px; margin-bottom: 24px; }
.window-bar i { width: 9px; height: 9px; border-radius: 50%; background: #c6d0df; }
.window-row { display: grid; grid-template-columns: 48px 1fr auto; align-items: center; gap: 14px; padding: 15px; border: 1px solid var(--line); border-radius: 14px; margin-top: 10px; }
.window-row b { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: #e7efff; color: var(--blue); }
.window-row small { display: block; color: #6d7b90; }
.window-row em { font-style: normal; color: var(--blue-dark); font-weight: 800; font-size: .76rem; }

.company-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 84px; align-items: start; }
.company-copy p { color: #5b6a81; font-size: 1.08rem; }
.facts { border-top: 1px solid var(--line); }
.fact { display: grid; grid-template-columns: .8fr 1.2fr; gap: 20px; padding: 21px 0; border-bottom: 1px solid var(--line); }
.fact span { color: #718097; font-size: .88rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 800; }
.fact strong { font-size: 1rem; }

.contact-box { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 38px; padding: 58px 62px; border-radius: 28px; color: white; background: linear-gradient(135deg, #0b5cff 0%, #5147d9 100%); box-shadow: 0 24px 65px rgba(11,92,255,.2); }
.contact-box .eyebrow { color: #dce5ff; }
.contact-box .eyebrow::before { background: #fff; }
.contact-box h2 { font-size: clamp(2.1rem, 3.9vw, 3.8rem); }
.contact-box p { margin: 12px 0 0; color: #e3e9ff; }
.contact-box .button { background: white; border-color: white; color: var(--ink); white-space: nowrap; }

.site-footer { padding: 56px 0 30px; background: #040e20; color: white; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 48px; }
.footer-brand p { max-width: 440px; color: #9faec3; }
.footer-col h3 { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: #7f93b0; }
.footer-col a, .footer-col span { display: block; margin: 8px 0; color: #d3dceb; text-decoration: none; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; gap: 25px; margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); color: #8090a8; font-size: .84rem; }

.legal { padding: 88px 0 110px; }
.legal-wrap { max-width: 860px; }
.legal h1 { margin: 0 0 10px; font-size: clamp(2.6rem, 4.8vw, 4.5rem); letter-spacing: -.052em; line-height: 1.03; }
.legal .updated { color: #6a7890; }
.legal article { margin-top: 55px; padding: 40px; border: 1px solid var(--line); border-radius: 24px; background: white; }
.legal h2 { margin: 34px 0 8px; font-size: 1.35rem; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { color: #4e5e76; }
.legal a { color: var(--blue); }

@media (max-width: 900px) {
  .hero-grid, .product-panel, .company-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 64px; }
  .system-card { min-height: 500px; }
  .service-grid, .process { grid-template-columns: repeat(2, 1fr); }
  .section-head { display: block; }
  .section-head p { margin-top: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .shell { width: min(100% - 28px, 1180px); }
  .nav { min-height: 66px; }
  .nav-links { display: none; position: absolute; top: 66px; left: 14px; right: 14px; padding: 18px; flex-direction: column; align-items: stretch; gap: 8px; background: white; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 9px; }
  .menu-btn { display: block; }
  .hero h1 { font-size: 2.75rem; }
  .system-card { min-height: auto; }
  .system-stat { align-items: flex-start; flex-direction: column; gap: 8px; }
  .system-stat span { max-width: none; text-align: left; }
  .proof-grid, .service-grid, .process { grid-template-columns: 1fr; }
  .proof-item + .proof-item { border-left: 0; border-top: 1px solid var(--line); }
  .section { padding: 72px 0; }
  .product-copy, .product-visual, .contact-box { padding: 30px; }
  .contact-box { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { display: block; }
  .fact { grid-template-columns: 1fr; gap: 4px; }
  .legal article { padding: 25px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }