:root {
    --bg: #07101d;
    --bg-deep: #040a12;
    --surface: #0b1625;
    --surface-2: #101d2e;
    --surface-soft: rgba(255,255,255,.035);
    --line: rgba(255,255,255,.11);
    --line-strong: rgba(90,174,255,.28);
    --text: #f4f7fb;
    --muted: #9baabd;
    --muted-2: #708196;
    --accent: #3aa6ff;
    --accent-2: #78c6ff;
    --accent-soft: rgba(58,166,255,.12);
    --success: #6dd6a7;
    --danger: #ff7b86;
    --max: 1220px;
    --radius: 24px;
    --radius-sm: 14px;
    --shadow: 0 24px 80px rgba(0,0,0,.28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg-deep); }
body {
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at 90% 5%, rgba(34,120,210,.12), transparent 28rem),
        radial-gradient(circle at 5% 26%, rgba(58,166,255,.06), transparent 24rem),
        var(--bg);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
img, svg { max-width: 100%; }
::selection { background: var(--accent); color: #03101d; }

.page-noise {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 100;
    opacity: .018;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.75'/%3E%3C/svg%3E");
}
.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.container.narrow { max-width: 920px; }

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 50;
    border-bottom: 1px solid transparent;
    transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.is-scrolled {
    background: rgba(5,12,21,.78);
    border-color: var(--line);
    backdrop-filter: blur(18px);
}
.header-inner { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 740; letter-spacing: .16em; line-height: 1; }
.brand-mark { width: 34px; height: 34px; color: var(--accent); flex: 0 0 auto; }
.brand-mark circle { fill: var(--text); }
.brand-word { font-size: 15px; }
.main-nav { display: flex; align-items: center; gap: 28px; font-size: 14px; color: #c9d4df; }
.main-nav > a:not(.button) { transition: color .2s ease; }
.main-nav > a:not(.button):hover { color: var(--text); }
.language-switch { display: flex; align-items: center; gap: 7px; padding-left: 7px; border-left: 1px solid var(--line); }
.language-switch a { color: var(--muted-2); font-size: 11px; letter-spacing: .08em; padding: 5px; }
.language-switch a:hover, .language-switch a.is-active { color: var(--accent-2); }
.menu-button { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; }
.menu-button span { display: block; width: 17px; height: 1px; background: var(--text); margin: 5px auto; transition: transform .2s ease; }
.menu-open .menu-button span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-open .menu-button span:last-child { transform: translateY(-3px) rotate(-45deg); }

.button {
    display: inline-flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 0 20px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 650;
    cursor: pointer;
    transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: #03111f; background: var(--accent); box-shadow: 0 10px 28px rgba(58,166,255,.16); }
.button-primary:hover { background: #66b9ff; }
.button-ghost { border-color: var(--line); background: rgba(255,255,255,.025); }
.button-ghost:hover { border-color: var(--line-strong); background: var(--accent-soft); }
.button-small { min-height: 40px; padding-inline: 17px; font-size: 13px; }
.button-light { background: #f7fbff; color: #07101d; }
.button-wide { width: 100%; }
.text-link { display: inline-flex; margin-top: 22px; color: var(--accent-2); font-weight: 600; }

.hero { position: relative; min-height: 820px; padding: 180px 0 100px; overflow: hidden; display: flex; align-items: center; }
.hero::after { content: ""; position: absolute; width: 580px; height: 580px; right: -180px; top: 80px; border-radius: 50%; background: rgba(33,135,226,.08); filter: blur(80px); }
.hero-grid {
    position: absolute; inset: 0;
    background-image: linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), transparent 88%);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.eyebrow, .kicker { color: var(--accent-2); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .16em; }
.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 26px; height: 1px; background: var(--accent); }
.hero h1, .page-hero h1 { margin: 20px 0 24px; font-size: clamp(54px, 6.4vw, 94px); line-height: .98; letter-spacing: -.055em; font-weight: 630; }
.hero h1 em { font-style: normal; color: var(--accent-2); }
.hero-lead { max-width: 690px; font-size: 19px; line-height: 1.72; color: #b6c4d4; }
.hero-actions { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 10px; margin-top: 38px; flex-wrap: wrap; }
.hero-meta span { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 11px; letter-spacing: .05em; }

.hero-system { position: relative; min-height: 530px; }
.system-orbit { position: absolute; border: 1px solid rgba(76,165,247,.13); border-radius: 50%; left: 50%; top: 50%; transform: translate(-50%,-50%); }
.orbit-a { width: 440px; height: 440px; }
.orbit-b { width: 310px; height: 310px; border-style: dashed; animation: rotate 30s linear infinite; }
.system-lines { position: absolute; width: 100%; height: 100%; overflow: visible; }
.system-lines path { fill: none; stroke: rgba(87,176,255,.28); stroke-width: 1.4; stroke-dasharray: 5 7; }
.system-lines circle { fill: var(--accent); filter: drop-shadow(0 0 8px var(--accent)); }
.system-node { position: absolute; display: grid; place-content: center; text-align: center; border: 1px solid var(--line-strong); background: rgba(8,18,31,.92); box-shadow: 0 16px 50px rgba(0,0,0,.34), inset 0 0 30px rgba(58,166,255,.035); backdrop-filter: blur(8px); }
.system-node span, .system-node strong { color: var(--accent-2); font-size: 22px; }
.system-node small { margin-top: 4px; font-size: 9px; letter-spacing: .18em; color: var(--muted); }
.node-core { width: 126px; height: 126px; border-radius: 30px; left: calc(50% - 63px); top: calc(50% - 63px); }
.node-core strong { font-size: 48px; font-weight: 500; }
.node-a,.node-b,.node-c { width: 90px; height: 90px; border-radius: 50%; }
.node-a { left: 40px; top: 58px; }
.node-b { right: 22px; top: 64px; }
.node-c { right: 28px; bottom: 28px; }
@keyframes rotate { to { transform: translate(-50%,-50%) rotate(360deg); } }

.section { padding: 110px 0; border-top: 1px solid var(--line); }
.section-slogan { padding-block: 0; }
.slogan-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.slogan-grid article { padding: 60px 44px 64px; border-left: 1px solid var(--line); }
.slogan-grid article:last-child { border-right: 1px solid var(--line); }
.slogan-grid span, .process-grid > article > span, .values-grid > article > span { color: var(--accent); font-size: 11px; letter-spacing: .13em; }
.slogan-grid h2 { margin: 50px 0 8px; font-size: 38px; letter-spacing: -.04em; }
.slogan-grid p { margin: 0; color: var(--muted); max-width: 300px; }
.section-heading { display: grid; grid-template-columns: 1fr .72fr; gap: 80px; align-items: end; margin-bottom: 54px; }
.section-heading h2, .split-layout h2, .detail-intro h2 { margin: 10px 0 0; font-size: clamp(38px,4.7vw,68px); line-height: 1.05; letter-spacing: -.045em; font-weight: 600; }
.section-heading p, .section-lead { margin: 0; color: var(--muted); font-size: 17px; }

.services-grid { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 360px; padding: 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.015); transition: background .25s ease, transform .25s ease; }
.service-card:hover { background: var(--accent-soft); transform: translateY(-3px); }
.service-card-top { display: flex; justify-content: space-between; align-items: center; color: var(--muted-2); }
.service-card .arrow { font-size: 24px; color: var(--accent); }
.service-card h3 { margin: 72px 0 12px; font-size: 30px; letter-spacing: -.035em; }
.service-card p { color: var(--muted); max-width: 470px; margin-bottom: 28px; }
.tags { display: flex; gap: 7px; flex-wrap: wrap; }
.tags span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; font-size: 10px; color: #a8b8c9; }

.muted-section { background: rgba(3,9,17,.28); }
.split-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 110px; align-items: start; }
.prose { font-size: 18px; color: #b0bfd0; }
.prose p:first-child { margin-top: 0; }
.prose p + p { margin-top: 26px; }
.layer-stack { display: grid; border-top: 1px solid var(--line); }
.layer { display: grid; grid-template-columns: 50px 1fr 1fr; gap: 20px; align-items: center; min-height: 86px; border-bottom: 1px solid var(--line); padding: 0 18px; transition: background .2s ease; }
.layer:hover { background: var(--accent-soft); }
.layer > span { color: var(--accent); font-size: 10px; }
.layer strong { font-size: 17px; }
.layer small { color: var(--muted); }

.process-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); }
.process-grid article { padding: 34px 28px 30px 0; border-right: 1px solid var(--line); }
.process-grid article:not(:first-child) { padding-left: 28px; }
.process-grid article:last-child { border-right: 0; }
.process-grid h3 { margin: 54px 0 12px; font-size: 21px; }
.process-grid p { color: var(--muted); margin: 0; font-size: 14px; }

.cta-section { border-top: 0; padding-top: 30px; }
.cta-card { position: relative; overflow: hidden; display: flex; align-items: end; justify-content: space-between; gap: 50px; padding: 64px; border-radius: var(--radius); background: linear-gradient(135deg,#1588df,#55b8ff); color: #04101c; box-shadow: var(--shadow); }
.cta-card::after { content:""; position:absolute; width:380px; height:380px; border:1px solid rgba(255,255,255,.2); border-radius:50%; right:-110px; top:-180px; }
.cta-card .kicker { color: rgba(4,16,28,.64); }
.cta-card h2 { margin: 10px 0; font-size: clamp(36px,4.4vw,62px); line-height: 1.02; letter-spacing: -.045em; }
.cta-card p { max-width: 680px; margin: 0; color: rgba(4,16,28,.7); }
.cta-card .button { position: relative; z-index: 2; flex: 0 0 auto; }

.page-hero { padding: 190px 0 100px; min-height: 550px; display: flex; align-items: end; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 70% 20%,rgba(48,148,235,.11),transparent 28rem); }
.page-hero h1 { max-width: 1050px; font-size: clamp(52px,7vw,92px); }
.page-hero p { max-width: 800px; color: var(--muted); font-size: 20px; }
.back-link { display: block; margin-bottom: 34px; color: var(--muted); font-size: 13px; }
.service-hero { min-height: 610px; }
.services-grid-large .service-card { min-height: 390px; }
.detail-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; }
.detail-intro { position: sticky; top: 120px; align-self: start; }
.detail-intro p { color: var(--muted); font-size: 16px; }
.capability-list { border-top: 1px solid var(--line); }
.capability-list article { display: grid; grid-template-columns: 60px 1fr; gap: 18px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.capability-list article > span { color: var(--accent); font-size: 10px; }
.capability-list h3 { margin: 0 0 7px; font-size: 22px; }
.capability-list p { margin: 0; color: var(--muted); }
.engagement-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.engagement-card { min-height: 390px; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 32px; background: rgba(255,255,255,.018); }
.engagement-card > span { color: var(--accent); font-size: 11px; }
.engagement-card h2 { margin: 86px 0 16px; font-size: 31px; letter-spacing: -.04em; }
.engagement-card p { color: var(--muted); }
.engagement-card .tags { margin-top: 28px; }
.values-grid { display: grid; grid-template-columns: repeat(6,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.values-grid article { grid-column: span 2; min-height: 280px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.values-grid article:nth-child(4), .values-grid article:nth-child(5) { grid-column: span 3; }
.values-grid h3 { margin: 70px 0 10px; font-size: 22px; }
.values-grid p { color: var(--muted); font-size: 14px; }
.statement-card { padding: 70px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: linear-gradient(135deg,rgba(58,166,255,.08),rgba(255,255,255,.018)); }
.statement-card > span { color: var(--accent-2); font-size: 13px; letter-spacing: .14em; text-transform: uppercase; }
.statement-card h2 { max-width: 950px; margin: 26px 0 0; font-size: clamp(38px,5vw,70px); line-height: 1.08; letter-spacing: -.045em; }

.contact-hero { min-height: 520px; }
.contact-section { padding-top: 70px; }
.contact-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; align-items: start; }
.contact-aside { position: sticky; top: 120px; }
.contact-aside h2 { font-size: 34px; letter-spacing: -.035em; margin-top: 0; }
.contact-aside > p { color: var(--muted); }
.contact-method { margin-top: 50px; display: grid; gap: 5px; }
.contact-method span { color: var(--muted-2); text-transform: uppercase; letter-spacing: .12em; font-size: 10px; }
.contact-method a { font-size: 20px; color: var(--accent-2); }
.contact-note { margin-top: 45px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.form-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 42px; background: rgba(255,255,255,.018); }
.form-row.two-col { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.form-card form > div, .form-row > div { margin-bottom: 20px; }
.form-card label { display: block; margin-bottom: 8px; font-size: 12px; font-weight: 650; color: #cbd6e2; }
.form-card input[type="text"], .form-card input[type="email"], .form-card textarea, .form-card select {
    width: 100%; border: 1px solid var(--line); border-radius: 12px; background: rgba(3,9,17,.5); color: var(--text); padding: 14px 15px; outline: 0; transition: border-color .2s ease, box-shadow .2s ease; }
.form-card textarea { resize: vertical; min-height: 165px; }
.form-card input:focus, .form-card textarea:focus, .form-card select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(58,166,255,.1); }
.form-card select option { background: var(--surface); color: var(--text); }
.form-card input[type="checkbox"] { width: 17px; height: 17px; accent-color: var(--accent); }
.form-card div:has(> input[type="checkbox"]) { display: grid; grid-template-columns: 20px 1fr; align-items: start; gap: 10px; }
.form-card div:has(> input[type="checkbox"]) label { margin: 0; color: var(--muted); font-weight: 400; font-size: 12px; }
.form-card ul { list-style: none; padding: 0; margin: 7px 0 0; color: var(--danger); font-size: 12px; }
.hp-field { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.flash-wrap { padding-top: 102px; margin-bottom: -72px; position: relative; z-index: 4; }
.flash { border: 1px solid var(--line); border-radius: 12px; padding: 13px 16px; font-size: 13px; }
.flash-success { border-color: rgba(109,214,167,.3); background: rgba(109,214,167,.08); color: #a2e5c6; }
.flash-error { border-color: rgba(255,123,134,.3); background: rgba(255,123,134,.08); color: #ffc0c5; }

.site-footer { margin-top: 70px; padding: 80px 0 30px; border-top: 1px solid var(--line); background: var(--bg-deep); }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3,1fr); gap: 70px; }
.footer-brand > p { max-width: 340px; color: var(--muted); font-size: 14px; margin: 24px 0; }
.footer-slogan { color: var(--accent-2); font-size: 12px; letter-spacing: .1em; }
.footer-grid h3 { margin: 0 0 20px; font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: #d4dee8; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; color: var(--muted); font-size: 13px; }
.footer-grid a:hover { color: var(--accent-2); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 36px; margin-top: 60px; border-top: 1px solid var(--line); color: var(--muted-2); font-size: 11px; }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } [data-reveal] { opacity: 1; transform: none; transition: none; } .orbit-b { animation: none; } }

@media (max-width: 1020px) {
    .header-inner { min-height: 72px; }
    .menu-button { display: block; }
    .main-nav { position: fixed; inset: 72px 0 0; background: rgba(4,10,18,.97); backdrop-filter: blur(20px); padding: 50px 24px; flex-direction: column; align-items: flex-start; gap: 24px; transform: translateX(100%); transition: transform .25s ease; font-size: 24px; }
    .main-nav[data-open="true"] { transform: none; }
    .language-switch { border: 0; padding: 18px 0 0; border-top: 1px solid var(--line); width: 100%; }
    .nav-cta { margin-top: 10px; }
    .hero { padding-top: 140px; min-height: auto; }
    .hero-inner { grid-template-columns: 1fr; }
    .hero-system { max-width: 650px; width: 100%; margin-inline: auto; min-height: 470px; }
    .section-heading, .split-layout, .detail-grid, .contact-grid { grid-template-columns: 1fr; gap: 46px; }
    .detail-intro, .contact-aside { position: static; }
    .process-grid { grid-template-columns: repeat(2,1fr); }
    .process-grid article:nth-child(2) { border-right: 0; }
    .process-grid article:nth-child(n+3) { border-top: 1px solid var(--line); }
    .engagement-grid { grid-template-columns: 1fr; }
    .engagement-card { min-height: 300px; }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: 2 / -1; }
}

@media (max-width: 720px) {
    .container { width: min(calc(100% - 30px), var(--max)); }
    .section { padding: 78px 0; }
    .hero h1, .page-hero h1 { font-size: clamp(46px,14vw,68px); }
    .hero-lead, .page-hero p { font-size: 17px; }
    .hero-system { min-height: 390px; transform: scale(.94); }
    .node-a { left: 0; }.node-b { right: 0; }.node-c { right: 0; }
    .slogan-grid { grid-template-columns: 1fr; }
    .slogan-grid article { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 42px 28px; }
    .slogan-grid h2 { margin-top: 28px; }
    .section-heading { gap: 24px; margin-bottom: 38px; }
    .services-grid { grid-template-columns: 1fr; }
    .service-card { min-height: 320px; }
    .service-card h3 { margin-top: 54px; }
    .layer { grid-template-columns: 38px 1fr; padding: 14px 5px; }
    .layer small { grid-column: 2; }
    .process-grid { grid-template-columns: 1fr; }
    .process-grid article, .process-grid article:not(:first-child) { padding: 28px 0; border-right: 0; border-top: 1px solid var(--line); }
    .process-grid article:first-child { border-top: 0; }
    .process-grid h3 { margin-top: 34px; }
    .cta-card { padding: 38px 28px; flex-direction: column; align-items: flex-start; }
    .page-hero { min-height: 500px; padding-top: 150px; }
    .values-grid { grid-template-columns: 1fr; }
    .values-grid article, .values-grid article:nth-child(4), .values-grid article:nth-child(5) { grid-column: auto; min-height: 240px; }
    .statement-card { padding: 38px 28px; }
    .form-card { padding: 26px 18px; }
    .form-row.two-col { grid-template-columns: 1fr; gap: 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 42px 30px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-grid > div:last-child { grid-column: auto; }
    .footer-bottom { flex-direction: column; }
}