:root {
    --blue-dark: #0B1F3A;
    --blue-light: #50ADD0;
    --blue-pale: #EAF7FC;
    --sky-2: #D9F1F8;
    --text: #193049;
    --text-muted: #5D7086;
    --white: #ffffff;
    --bg: #F7FAFC;
    --bg-soft: #EEF5F8;
    --success: #176B45;
    --error: #A52626;
    --border: #D8E4EC;
    --shadow: 0 16px 44px rgba(11,31,58,.09);
    --radius: 22px;
    --transition: 280ms ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.65;
}
a { color: var(--blue-dark); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, strong { line-height: 1.12; }
h1 { font-size: clamp(38px, 5vw, 64px); margin: 0 0 16px; }
h2 { font-size: clamp(30px, 4vw, 46px); margin: 0 0 16px; }
h3 { font-size: 24px; margin: 0 0 10px; }
p { margin: 0 0 16px; }
.container { width: min(100% - 40px, 1180px); margin: 0 auto; }
.section { padding: 88px 0; }
.section-muted { background: var(--bg-soft); }
.section-dark {
    background: radial-gradient(circle at top left, rgba(80,173,208,.22), transparent 35%), linear-gradient(135deg, #0A1B33 0%, #102849 62%, #15345B 100%);
    color: var(--white);
}
.section-heading { margin-bottom: 34px; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 13px; font-weight: 800; color: var(--blue-light); margin-bottom: 12px; }
.section-dark .eyebrow { color: #90d6eb; }
.lead { font-size: 19px; color: rgba(255,255,255,.88); }
.skip-link {
    position: absolute; left: -9999px; top: 0; background: #fff; color: #000; padding: 12px 16px; z-index: 9999;
}
.skip-link:focus { left: 14px; top: 14px; }
.site-header {
    position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(11,31,58,.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 82px; }
.brand img { width: min(100%, 320px); height: auto; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { text-decoration: none; font-weight: 700; color: var(--text); transition: color var(--transition); }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--blue-light); }
.nav-cta { background: var(--blue-dark); color: #fff !important; padding: 12px 16px; border-radius: 999px; box-shadow: var(--shadow); }
.nav-toggle {
    display: none; border: 1px solid var(--border); background: #fff; width: 48px; height: 48px; border-radius: 14px; cursor: pointer; font-size: 22px;
}
.hero { padding: 84px 0 76px; }
.hero-grid, .split-grid, .contact-grid, .cta-grid { display: grid; gap: 34px; align-items: center; grid-template-columns: 1.1fr .9fr; }
.hero-image-card, .service-card, .contact-form, .feature-item, .stat-card, .reference-card, .thankyou-card {
    background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.hero-image-card { padding: 18px; background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.12); }
.hero-image-card img { border-radius: 18px; }
.hero-image-card figcaption { margin-top: 12px; color: rgba(255,255,255,.82); font-size: 15px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 28px 0 24px; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 22px; border-radius: 999px; font-weight: 800; text-decoration: none; transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition); cursor: pointer;
}
.btn:hover, .btn:focus-visible { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(11,31,58,.16); }
.btn-primary { background: var(--blue-light); color: #082038; border: 0; }
.btn-outline { border: 1px solid rgba(255,255,255,.44); color: #fff; background: transparent; }
.btn-outline-dark { border: 1px solid rgba(11,31,58,.18); color: var(--blue-dark); background: #fff; }
.trust-list { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.trust-list li { padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.14); font-weight: 700; }
.stats-section { margin-top: -30px; position: relative; z-index: 2; }
.stats-grid { display: grid; gap: 18px; grid-template-columns: repeat(4, 1fr); }
.stat-card { padding: 24px 22px; }
.stat-card strong { display: block; font-size: 36px; color: var(--blue-dark); margin-bottom: 6px; }
.stat-card span { color: var(--text-muted); font-weight: 700; }
.service-grid, .reference-grid { display: grid; gap: 24px; grid-template-columns: repeat(2, 1fr); }
.service-card { padding: 18px; transition: transform var(--transition), box-shadow var(--transition); }
.service-card:hover, .reference-card:hover, .feature-item:hover { transform: translateY(-4px); box-shadow: 0 20px 44px rgba(11,31,58,.12); }
.service-card img { border-radius: 18px; margin-bottom: 18px; }
.split-grid { grid-template-columns: .95fr 1.05fr; }
.feature-list { display: grid; gap: 18px; }
.feature-item { padding: 24px; position: relative; }
.feature-item span {
    display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 14px; background: var(--blue-pale); color: var(--blue-dark); font-weight: 800; margin-bottom: 14px;
}
.colorful-references .reference-card { padding: 24px; min-height: 210px; border: 1px solid transparent; }
.reference-card strong { display: block; margin-bottom: 10px; font-size: 22px; }
.reference-card span { color: var(--text-muted); }
.ref-icon {
    width: 56px; height: 56px; display: inline-flex; align-items: center; justify-content: center; border-radius: 18px; font-size: 26px; margin-bottom: 18px;
}
.ref-card-1 { background: linear-gradient(180deg, #F0F7FF, #FFFFFF); border-color: #D6E8FF; }
.ref-card-1 .ref-icon { background: #DCEBFF; }
.ref-card-2 { background: linear-gradient(180deg, #FFF8EF, #FFFFFF); border-color: #FFE3BF; }
.ref-card-2 .ref-icon { background: #FFE9C8; }
.ref-card-3 { background: linear-gradient(180deg, #F2FFFA, #FFFFFF); border-color: #CCF0DE; }
.ref-card-3 .ref-icon { background: #D6F7E5; }
.ref-card-4 { background: linear-gradient(180deg, #F4F6FF, #FFFFFF); border-color: #D8DFFE; }
.ref-card-4 .ref-icon { background: #E0E6FF; }
.ref-card-5 { background: linear-gradient(180deg, #FFF2F6, #FFFFFF); border-color: #FFD5E3; }
.ref-card-5 .ref-icon { background: #FFE0EB; }
.ref-card-6 { background: linear-gradient(180deg, #F0FBFF, #FFFFFF); border-color: #D2F0F8; }
.ref-card-6 .ref-icon { background: #DCF5FC; }
.cta-section .cta-grid { align-items: center; }
.faq-list { display: grid; gap: 14px; }
details {
    background: #fff; border: 1px solid var(--border); border-radius: 18px; padding: 0 22px; box-shadow: var(--shadow);
}
summary { cursor: pointer; list-style: none; padding: 20px 0; font-size: 19px; font-weight: 800; }
summary::-webkit-details-marker { display: none; }
details p { padding: 0 0 20px; color: var(--text-muted); }
.contact-grid { align-items: start; }
.contact-note { font-size: 15px; color: var(--text-muted); }
.contact-form { padding: 28px; }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-weight: 800; margin-bottom: 7px; }
.form-row input, .form-row select, .form-row textarea {
    width: 100%; border: 1px solid var(--border); border-radius: 14px; padding: 13px 14px; font: inherit; color: var(--text); background: var(--white);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: 3px solid rgba(80,173,208,.22); border-color: var(--blue-dark); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.checkbox-row { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: var(--text-muted); }
.checkbox-row input { margin-top: 4px; width: 18px; height: 18px; }
.form-submit { width: 100%; border: 0; margin-top: 10px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-message { border-radius: 16px; padding: 13px 15px; font-weight: 800; margin-bottom: 18px; }
.form-message.success { background: rgba(23,107,69,.12); color: var(--success); }
.form-message.error { background: rgba(165,38,38,.10); color: var(--error); }
.field-error { display: block; color: var(--error); margin-top: 6px; font-weight: 700; }
.block-error { margin: -6px 0 12px; }
.site-footer { background: #07162A; color: rgba(255,255,255,.78); padding: 30px 0; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.footer-grid p { margin: 6px 0 0; }
.footer-grid a { display: inline-block; margin-left: 16px; color: var(--white); text-decoration: none; font-weight: 700; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .06s; }
.reveal-delay-2 { transition-delay: .12s; }
.reveal-delay-3 { transition-delay: .18s; }
.reveal-delay-4 { transition-delay: .24s; }
.reveal-delay-5 { transition-delay: .30s; }
.thankyou-body { min-height: 100vh; background: linear-gradient(180deg, #eef5f8, #f8fbfd); }
.thankyou-page { min-height: 100vh; display: grid; place-items: center; padding: 30px; }
.thankyou-card { max-width: 680px; padding: 38px; text-align: center; }
.thankyou-logo { margin: 0 auto 22px; }
.thankyou-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin: 26px 0 18px; }
.thankyou-meta { color: var(--text-muted); font-size: 15px; }
@media (max-width: 980px) {
    .main-nav { display: none; position: absolute; top: 86px; left: 20px; right: 20px; background: var(--white); border: 1px solid var(--border); border-radius: 18px; padding: 18px; box-shadow: var(--shadow); }
    .main-nav.is-open { display: grid; }
    .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .hero-grid, .split-grid, .contact-grid, .cta-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .service-grid, .reference-grid { grid-template-columns: 1fr 1fr; }
    .cta-grid .btn { justify-self: start; }
}
@media (max-width: 640px) {
    .container { width: min(100% - 28px, 1180px); }
    .section { padding: 58px 0; }
    .hero { padding: 56px 0 52px; }
    .stats-grid, .service-grid, .reference-grid, .two-col { grid-template-columns: 1fr; }
    .hero-actions .btn, .thankyou-actions .btn { width: 100%; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-grid a { margin: 8px 14px 0 0; }
    .brand img { max-width: 230px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal, .reveal.in-view, .btn, .service-card, .reference-card, .feature-item { transition: none; transform: none; opacity: 1; }
}