:root {
  --ink: #12171f;
  --ink-soft: #232b35;
  --paper: #f5f2ed;
  --paper-deep: #e9e4dc;
  --white: #fff;
  --coral: #ee878c;
  --coral-bright: #ff9aa0;
  --coral-deep: #d96d73;
  --mint: #a7decf;
  --line: rgba(18, 23, 31, .13);
  --line-dark: rgba(255, 255, 255, .14);
  --container: min(1180px, calc(100vw - 48px));
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.55; text-rendering: optimizeLegibility; }
a { color: inherit; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }
::selection { color: var(--ink); background: var(--coral); }
.container { width: var(--container); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; top: 10px; left: 10px; transform: translateY(-150%); padding: 10px 16px; color: var(--white); background: var(--ink); border-radius: 8px; }
.skip-link:focus { transform: none; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; padding: 18px 0; transition: background .25s ease, box-shadow .25s ease, padding .25s ease; }
.site-header.scrolled, .site-header.solid { padding: 11px 0; background: rgba(245, 242, 237, .93); backdrop-filter: blur(18px); box-shadow: 0 1px 0 var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { width: 220px; flex: 0 0 auto; }
.brand img { width: 100%; height: auto; }
.site-nav { display: flex; align-items: center; gap: 34px; font-size: 14px; font-weight: 650; letter-spacing: .01em; }
.site-nav a { position: relative; text-decoration: none; }
.site-nav a:not(.nav-accent)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -5px; height: 1px; background: currentColor; transition: right .2s ease; }
.site-nav a:hover::after { right: 0; }
.nav-accent { padding: 10px 16px; border: 1px solid var(--line); border-radius: 999px; transition: color .2s ease, background .2s ease; }
.nav-accent:hover, .nav-accent.active { color: var(--white); background: var(--ink); }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 11px; border: 1px solid var(--line); background: transparent; border-radius: 50%; }
.menu-toggle > span:not(.sr-only) { display: block; width: 100%; height: 1px; margin: 5px 0; background: var(--ink); }

.hero { position: relative; min-height: 900px; overflow: hidden; padding: 170px 0 44px; background: var(--paper); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .23; background-image: linear-gradient(rgba(18,23,31,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(18,23,31,.055) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to bottom, #000, transparent 82%); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(3px); pointer-events: none; }
.hero-glow-one { width: 480px; height: 480px; left: -250px; top: 160px; background: radial-gradient(circle, rgba(238,135,140,.28), transparent 70%); }
.hero-glow-two { width: 520px; height: 520px; right: -250px; bottom: -120px; background: radial-gradient(circle, rgba(167,222,207,.22), transparent 70%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 80px; }
.eyebrow { display: flex; align-items: center; gap: 11px; margin: 0 0 22px; text-transform: uppercase; font-size: 11px; line-height: 1.2; font-weight: 800; letter-spacing: .18em; }
.eyebrow > span { width: 34px; height: 1px; background: var(--coral-deep); }
.eyebrow.light { color: rgba(255,255,255,.7); }
.eyebrow.light > span { background: var(--coral-bright); }
.hero h1, .section-heading h2, .about h2, .contacts h2, .legal-hero h1 { margin: 0; font-weight: 560; letter-spacing: -.055em; line-height: .99; }
.hero h1 { max-width: 720px; font-size: clamp(54px, 6vw, 84px); }
.hero h1 em, .product-copy h2 em, .contacts h2 em, .legal-hero h1 em { color: var(--coral-deep); font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
.hero-lead { max-width: 620px; margin: 30px 0 0; color: rgba(18,23,31,.68); font-size: 19px; line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 54px; padding: 0 24px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; font-size: 14px; font-weight: 750; transition: transform .2s ease, background .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--ink); border-color: var(--ink); }
.button-primary:hover { background: var(--coral-deep); border-color: var(--coral-deep); }
.button-ghost:hover { background: var(--white); }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 660px; margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-facts div { padding-right: 18px; }
.hero-facts div + div { padding-left: 18px; border-left: 1px solid var(--line); }
.hero-facts strong { display: block; margin-bottom: 5px; font-size: 18px; }
.hero-facts span { display: block; color: rgba(18,23,31,.56); font-size: 11px; line-height: 1.4; }

.system-map { position: relative; aspect-ratio: 1; isolation: isolate; border: 1px solid rgba(18,23,31,.1); border-radius: 50%; background: radial-gradient(circle at 50% 50%, rgba(255,255,255,.9), rgba(255,255,255,.35) 47%, transparent 48%), linear-gradient(145deg, rgba(238,135,140,.08), rgba(167,222,207,.15)); box-shadow: 0 40px 100px rgba(18,23,31,.09); }
.map-grid { position: absolute; inset: 7%; z-index: -2; border-radius: 50%; opacity: .42; background-image: linear-gradient(rgba(18,23,31,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(18,23,31,.12) 1px, transparent 1px); background-size: 38px 38px; mask-image: radial-gradient(circle, #000 40%, transparent 74%); }
.map-orbit { position: absolute; inset: 16%; z-index: -1; border: 1px dashed rgba(18,23,31,.14); border-radius: 50%; animation: spin 30s linear infinite; }
.orbit-two { inset: 29%; border-style: solid; animation-direction: reverse; animation-duration: 22s; }
.map-node { position: absolute; display: grid; place-items: center; width: 98px; aspect-ratio: 1; padding: 10px; border: 1px solid rgba(18,23,31,.13); border-radius: 50%; background: rgba(245,242,237,.9); box-shadow: 0 14px 36px rgba(18,23,31,.12); text-align: center; }
.map-node small { align-self: end; font-size: 7px; font-weight: 800; letter-spacing: .14em; color: rgba(18,23,31,.45); }
.map-node strong { align-self: start; font-size: 17px; letter-spacing: .02em; }
.node-core { inset: 50% auto auto 50%; width: 130px; color: var(--white); background: var(--ink); border: 7px solid rgba(238,135,140,.35); transform: translate(-50%, -50%); }
.node-core small { color: rgba(255,255,255,.55); }
.node-core strong { font-size: 28px; }
.node-pulse { position: absolute; inset: -14px; z-index: -1; border: 1px solid rgba(238,135,140,.6); border-radius: 50%; animation: pulse 2.8s ease-out infinite; }
.node-api { left: 13%; top: 14%; }
.node-data { right: 11%; top: 19%; }
.node-app { right: 13%; bottom: 10%; }
.map-lines { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; }
.map-lines path { fill: none; stroke: rgba(18,23,31,.38); stroke-width: 1.2; stroke-dasharray: 7 8; }
.map-lines circle { fill: var(--coral-deep); }
.map-status { position: absolute; left: 50%; bottom: 3%; display: flex; align-items: center; gap: 8px; transform: translateX(-50%); color: rgba(18,23,31,.45); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 9px; text-transform: uppercase; letter-spacing: .1em; white-space: nowrap; }
.map-status span { width: 6px; height: 6px; border-radius: 50%; background: #4db884; box-shadow: 0 0 0 4px rgba(77,184,132,.13); }
.scroll-cue { position: relative; display: flex; align-items: center; gap: 12px; margin-top: 62px; color: rgba(18,23,31,.42); font-size: 10px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.scroll-cue span { width: 7px; height: 7px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg); }

.section { padding: 120px 0; }
.services { background: var(--white); }
.section-heading { display: grid; grid-template-columns: 1.05fr .95fr; column-gap: 80px; align-items: end; margin-bottom: 62px; }
.section-heading .eyebrow { grid-column: 1 / -1; }
.section-heading h2, .about h2, .contacts h2 { font-size: clamp(42px, 5vw, 66px); }
.section-heading > p:last-child { max-width: 490px; margin: 0 0 3px; color: rgba(18,23,31,.62); font-size: 16px; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { position: relative; min-height: 480px; padding: 34px; overflow: hidden; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); transition: color .3s ease, background .3s ease, transform .3s ease; }
.service-card::after { content: ""; position: absolute; width: 240px; height: 240px; right: -130px; bottom: -150px; border-radius: 50%; background: var(--coral); opacity: .12; transition: transform .4s ease, opacity .4s ease; }
.service-card:hover { z-index: 2; color: var(--white); background: var(--ink); transform: translateY(-8px); box-shadow: 0 28px 70px rgba(18,23,31,.16); }
.service-card:hover::after { opacity: .35; transform: scale(1.4); }
.service-number { margin-bottom: 62px; color: rgba(18,23,31,.35); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.service-card:hover .service-number { color: rgba(255,255,255,.4); }
.service-icon { width: 52px; height: 52px; margin-bottom: 28px; }
.service-icon svg { width: 100%; height: 100%; fill: none; stroke: var(--coral-deep); stroke-width: 1.5; }
.service-card h3 { margin: 0 0 14px; font-size: 28px; letter-spacing: -.03em; }
.service-card > p { min-height: 76px; margin: 0; color: rgba(18,23,31,.6); font-size: 14px; }
.service-card:hover > p { color: rgba(255,255,255,.62); }
.service-card ul { position: absolute; left: 34px; right: 34px; bottom: 28px; margin: 0; padding: 20px 0 0; border-top: 1px solid currentColor; border-color: rgba(18,23,31,.12); list-style: none; color: rgba(18,23,31,.55); font-size: 12px; }
.service-card:hover ul { color: rgba(255,255,255,.58); border-color: rgba(255,255,255,.13); }
.service-card li + li { margin-top: 5px; }

.product-section { background: var(--white); padding-top: 0; }
.product-panel { position: relative; display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; min-height: 520px; padding: 64px; overflow: hidden; color: var(--white); background: var(--ink); border-radius: var(--radius); }
.product-panel::after { content: ""; position: absolute; width: 520px; height: 520px; right: -260px; top: -240px; border-radius: 50%; background: rgba(238,135,140,.12); }
.product-copy { position: relative; z-index: 2; }
.product-copy h2 { margin: 0 0 24px; font-size: clamp(42px, 4.2vw, 62px); font-weight: 560; line-height: 1; letter-spacing: -.05em; }
.product-copy p:not(.eyebrow) { max-width: 450px; color: rgba(255,255,255,.62); }
.text-link { display: inline-flex; align-items: center; gap: 28px; margin-top: 24px; padding-bottom: 6px; border-bottom: 1px solid rgba(255,255,255,.25); text-decoration: none; font-size: 14px; font-weight: 750; }
.text-link span { color: var(--coral-bright); }
.product-flow { position: relative; z-index: 2; display: flex; align-items: center; justify-content: flex-end; }
.flow-box { display: flex; flex-direction: column; justify-content: center; width: 136px; aspect-ratio: 1; padding: 20px; border: 1px solid rgba(255,255,255,.18); border-radius: 18px; background: rgba(255,255,255,.04); }
.flow-box small { color: rgba(255,255,255,.38); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 8px; letter-spacing: .13em; }
.flow-box strong { margin: 12px 0 2px; font-size: 18px; }
.flow-box span { color: rgba(255,255,255,.42); font-size: 9px; }
.flow-center { width: 166px; background: rgba(238,135,140,.12); border-color: rgba(238,135,140,.45); }
.flow-center strong { font-size: 15px; }
.flow-arrow { display: flex; gap: 5px; padding: 0 15px; }
.flow-arrow i { width: 4px; height: 4px; border-radius: 50%; background: var(--coral); opacity: .3; animation: flow 1.5s ease infinite; }
.flow-arrow i:nth-child(2) { animation-delay: .2s; }.flow-arrow i:nth-child(3) { animation-delay: .4s; }

.about { background: var(--paper); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; padding-bottom: 80px; border-bottom: 1px solid var(--line); }
.about-copy { padding-top: 45px; }
.about-copy .large-copy { margin: 0 0 28px; color: var(--ink); font-size: 22px; line-height: 1.55; letter-spacing: -.015em; }
.about-copy > p:last-child { color: rgba(18,23,31,.58); }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; padding-top: 60px; }
.principle span { color: var(--coral-deep); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; }
.principle h3 { margin: 30px 0 10px; font-size: 20px; }
.principle p { margin: 0; color: rgba(18,23,31,.55); font-size: 14px; }

.contacts { padding-top: 0; background: var(--paper); }
.contacts-panel { display: grid; grid-template-columns: 1.15fr .85fr; min-height: 560px; color: var(--white); background: var(--ink); border-radius: var(--radius); overflow: hidden; }
.contact-main { padding: 68px; }
.contact-main h2 em { color: var(--coral-bright); }
.contact-email { display: flex; align-items: center; justify-content: space-between; max-width: 550px; margin-top: 65px; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.2); text-decoration: none; font-size: clamp(22px, 3vw, 34px); letter-spacing: -.02em; }
.contact-email span { color: var(--coral-bright); font-size: 22px; }
.contact-phone { display: inline-block; margin-top: 16px; color: rgba(255,255,255,.52); text-decoration: none; font-size: 16px; }
.company-details { padding: 68px 56px; color: var(--ink); background: var(--coral); }
.company-details h3 { margin: 0 0 44px; font-size: 24px; }
.company-details dl { margin: 0; }
.company-details dl div { display: grid; grid-template-columns: 100px 1fr; padding: 13px 0; border-top: 1px solid rgba(18,23,31,.15); }
.company-details dt { color: rgba(18,23,31,.5); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.company-details dd { margin: 0; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.company-details .details-address { padding-top: 24px; }
.company-details .details-address dd { font-family: inherit; font-size: 14px; line-height: 1.6; }

.site-footer { padding: 34px 0; background: var(--paper); border-top: 1px solid var(--line); }
.footer-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; }
.footer-brand { width: 170px; }
.footer-links { display: flex; gap: 28px; }
.footer-links a { color: rgba(18,23,31,.58); font-size: 12px; text-decoration: none; }
.footer-inner > p { margin: 0; text-align: right; color: rgba(18,23,31,.42); font-size: 11px; }

/* IT activity */
.legal-page { background: #f8f6f2; }
.legal-hero { padding: 180px 0 84px; color: var(--white); background: var(--ink); }
.legal-hero h1 { font-size: clamp(54px, 7vw, 90px); }
.legal-hero > .container > p:last-child { margin: 30px 0 0; color: rgba(255,255,255,.5); font-size: 13px; }
.legal-layout { display: grid; grid-template-columns: 250px 1fr; gap: 100px; padding-top: 90px; padding-bottom: 120px; }
.legal-nav { position: sticky; top: 110px; align-self: start; }
.legal-nav > p { margin: 0 0 18px; color: rgba(18,23,31,.4); font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.legal-nav nav { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.legal-nav a { padding: 11px 0; border-bottom: 1px solid var(--line); color: rgba(18,23,31,.58); text-decoration: none; font-size: 12px; transition: color .2s ease, padding-left .2s ease; }
.legal-nav a:hover { padding-left: 7px; color: var(--coral-deep); }
.legal-content { min-width: 0; }
.legal-section { position: relative; padding: 0 0 86px; }
.legal-section + .legal-section { padding-top: 86px; border-top: 1px solid var(--line); }
.legal-index { margin-bottom: 28px; color: var(--coral-deep); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.legal-section h2 { max-width: 740px; margin: 0 0 30px; font-size: clamp(34px, 4vw, 52px); font-weight: 560; line-height: 1.08; letter-spacing: -.045em; }
.legal-section > p { max-width: 820px; color: rgba(18,23,31,.68); font-size: 16px; line-height: 1.75; }
.code-list { display: grid; gap: 12px; margin-top: 34px; }
.code-list > div { display: grid; grid-template-columns: 110px 1fr; gap: 24px; padding: 24px; border: 1px solid var(--line); background: var(--white); border-radius: 14px; }
.code-list strong { color: var(--coral-deep); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 20px; }
.code-list p { margin: 0; color: rgba(18,23,31,.68); font-size: 14px; }
.legal-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 36px; }
.legal-cards > div { min-height: 210px; padding: 24px; border: 1px solid var(--line); background: var(--white); border-radius: 14px; }
.legal-cards span { color: var(--coral-deep); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; }
.legal-cards h3 { margin: 40px 0 9px; font-size: 19px; }
.legal-cards p { margin: 0; color: rgba(18,23,31,.58); font-size: 12px; }
.product-legal { padding: 70px !important; margin: 0 0 86px; color: var(--white); background: var(--ink); border: 0 !important; border-radius: 22px; }
.product-legal .legal-index { color: var(--coral-bright); }
.product-legal .tag { margin-bottom: 15px; color: var(--coral-bright); font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.product-legal h2 { color: var(--white); }
.product-legal > p { color: rgba(255,255,255,.65); }
.product-legal > p strong { color: var(--white); }
.product-legal h3 { margin: 45px 0 18px; font-size: 18px; }
.feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; margin: 0; padding: 0; list-style: none; }
.feature-list li { position: relative; padding: 13px 0 13px 24px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.65); font-size: 12px; }
.feature-list li::before { content: ""; position: absolute; left: 2px; top: 20px; width: 6px; height: 6px; border-radius: 50%; background: var(--coral); }
.certificate { position: relative; padding: 36px 36px 36px 150px; overflow: hidden; border: 1px solid rgba(238,135,140,.35); background: rgba(238,135,140,.08); border-radius: 18px; }
.certificate-mark { position: absolute; left: 36px; top: 36px; display: grid; place-items: center; width: 80px; aspect-ratio: 1; color: var(--coral-deep); border: 1px solid var(--coral); border-radius: 50%; font-family: Georgia, serif; font-size: 28px; }
.certificate > p { margin: 0; font-size: 15px; }
.certificate dl { display: flex; gap: 60px; margin: 28px 0 0; }
.certificate dl div { display: flex; flex-direction: column; }
.certificate dt { color: rgba(18,23,31,.42); font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.certificate dd { margin: 5px 0 0; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.tech-list { display: flex; flex-wrap: wrap; gap: 9px; }
.tech-list span { padding: 10px 16px; border: 1px solid var(--line); background: var(--white); border-radius: 999px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.notice { display: flex; align-items: center; gap: 20px; padding: 24px; border: 1px solid var(--line); background: var(--white); border-radius: 14px; }
.notice > span { display: grid; place-items: center; flex: 0 0 auto; width: 34px; height: 34px; color: var(--white); background: var(--ink); border-radius: 50%; font-family: Georgia, serif; font-style: italic; }
.notice p { margin: 0; font-size: 14px; }
.requisites { display: grid; grid-template-columns: 1fr 1fr; margin: 36px 0 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.requisites div { min-width: 0; padding: 22px 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }
.requisites dt { margin-bottom: 8px; color: rgba(18,23,31,.45); font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.requisites dd { margin: 0; color: rgba(18,23,31,.75); font-size: 14px; line-height: 1.55; overflow-wrap: anywhere; }
.requisites a { color: var(--coral-deep); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal-delay { transition-delay: .18s; }.reveal-delay-short { transition-delay: .1s; }.reveal-delay-long { transition-delay: .2s; }
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0% { transform: scale(.92); opacity: .8; } 75%,100% { transform: scale(1.23); opacity: 0; } }
@keyframes flow { 0%,100% { opacity: .25; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.15); } }

@media (max-width: 1050px) {
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; gap: 70px; }
  .hero-copy { max-width: 800px; }
  .hero-visual { width: min(620px, 82vw); margin-inline: auto; }
  .section-heading { grid-template-columns: 1fr; gap: 24px; }
  .section-heading > p:last-child { max-width: 640px; }
  .product-panel { grid-template-columns: 1fr; gap: 70px; }
  .product-flow { justify-content: center; }
  .contacts-panel { grid-template-columns: 1fr; }
  .legal-layout { grid-template-columns: 200px 1fr; gap: 52px; }
  .product-legal { padding: 50px !important; }
}

@media (max-width: 780px) {
  :root { --container: min(100% - 32px, 1180px); --radius: 18px; }
  html { scroll-padding-top: 74px; }
  .site-header, .site-header.scrolled, .site-header.solid { padding: 9px 0; background: rgba(245,242,237,.96); backdrop-filter: blur(18px); }
  .brand { width: 174px; }
  .menu-toggle { display: block; }
  .site-nav { position: fixed; inset: 73px 16px auto; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 18px; background: var(--paper); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 24px 60px rgba(18,23,31,.18); }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 14px 8px; border-bottom: 1px solid var(--line); }
  .site-nav a::after { display: none; }
  .site-nav .nav-accent { margin-top: 8px; text-align: center; border: 0; background: var(--ink); color: var(--white); }
  body.menu-open { overflow: hidden; }
  .hero { padding: 126px 0 38px; }
  .hero h1 { font-size: clamp(46px, 14vw, 66px); }
  .hero-lead { font-size: 16px; }
  .hero-facts { grid-template-columns: 1fr; gap: 16px; }
  .hero-facts div + div { padding: 16px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .hero-visual { width: 100%; }
  .map-node { width: 76px; }
  .node-core { width: 108px; }
  .node-api { left: 7%; top: 11%; }.node-data { right: 5%; }.node-app { right: 7%; bottom: 5%; }
  .scroll-cue { display: none; }
  .section { padding: 84px 0; }
  .section-heading h2, .about h2, .contacts h2 { font-size: 42px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 420px; }
  .product-panel { padding: 42px 24px; }
  .product-flow { justify-content: flex-start; overflow-x: auto; padding-bottom: 12px; }
  .flow-box { flex: 0 0 116px; }.flow-center { flex-basis: 145px; }
  .flow-arrow { padding: 0 9px; }
  .about-grid { grid-template-columns: 1fr; gap: 18px; padding-bottom: 60px; }
  .about-copy { padding-top: 0; }
  .principles { grid-template-columns: 1fr; gap: 42px; }
  .principle h3 { margin-top: 16px; }
  .contact-main, .company-details { padding: 42px 24px; }
  .contact-email { margin-top: 45px; font-size: 23px; }
  .company-details dl div { grid-template-columns: 90px 1fr; }
  .footer-inner { grid-template-columns: 1fr; justify-items: start; }
  .footer-links { flex-direction: column; gap: 8px; }
  .footer-inner > p { text-align: left; }
  .legal-hero { padding: 136px 0 64px; }
  .legal-hero h1 { font-size: clamp(48px, 14vw, 66px); }
  .legal-layout { grid-template-columns: 1fr; gap: 55px; padding-top: 60px; }
  .legal-nav { position: static; }
  .legal-nav nav { display: grid; grid-template-columns: 1fr 1fr; }
  .legal-nav a:nth-child(odd) { margin-right: 14px; }
  .legal-section { padding-bottom: 62px; }
  .legal-section + .legal-section { padding-top: 62px; }
  .legal-section h2 { font-size: 36px; }
  .legal-cards { grid-template-columns: 1fr; }
  .legal-cards > div { min-height: 170px; }
  .product-legal { padding: 38px 24px !important; margin-bottom: 62px; }
  .feature-list { grid-template-columns: 1fr; }
  .certificate { padding: 120px 24px 28px; }
  .certificate-mark { left: 24px; top: 24px; }
  .certificate dl { flex-direction: column; gap: 14px; }
  .requisites { grid-template-columns: 1fr; }
}

@media (max-width: 430px) {
  .hero-actions .button { width: 100%; }
  .hero h1 { font-size: 45px; }
  .map-node small { font-size: 6px; }.map-node strong { font-size: 13px; }.node-core strong { font-size: 23px; }
  .section-heading h2, .about h2, .contacts h2 { font-size: 37px; }
  .legal-nav nav { grid-template-columns: 1fr; }
  .legal-nav a:nth-child(odd) { margin-right: 0; }
  .code-list > div { grid-template-columns: 1fr; gap: 10px; }
  .contact-email { font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}