:root {
    --primary: #0B1F3A;
    --secondary: #6B7280;
    --dark: #111827;
    --bg: #FFFFFF;
    --soft: #F8FAFC;
    --border: #E5E7EB;
    --heading: #0B1F3A;
    --paragraph: #4B5563;
    --hover: #153A69;
    --footer: #111827;
    --footerText: #CBD5E1;
    --radius: 12px;
    --shadow: 0 20px 50px rgba(11, 31, 58, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "Manrope", Arial, sans-serif;
    color: var(--dark);
    background: var(--bg);
    font-weight: 400;
    letter-spacing: 0;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { color: var(--paragraph); line-height: 1.75; margin: 0 0 18px; }
h1, h2, h3, h4 { color: var(--heading); letter-spacing: 0; margin: 0; }
h1 { font-size: 76px; line-height: .98; font-weight: 800; }
h2 { font-size: 48px; line-height: 1.05; font-weight: 800; }
h3 { font-size: 22px; line-height: 1.25; font-weight: 800; }
.container { width: min(1180px, 92vw); margin: 0 auto; }
.section { padding: 108px 0; }
.section.soft { background: var(--soft); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 42px; }
.section-head p { max-width: 620px; margin: 14px 0 0; }
.eyebrow { color: var(--secondary); font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 18px; display: block; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 48px; padding: 0 20px; border-radius: var(--radius);
    border: 1px solid var(--primary); background: var(--primary); color: #fff;
    font-weight: 800; transition: transform .28s ease, background .28s ease, border-color .28s ease, color .28s ease;
}
.btn:hover { background: var(--hover); border-color: var(--hover); transform: translateY(-2px); }
.btn.secondary { background: #fff; color: var(--primary); border-color: var(--border); }
.btn.secondary:hover { border-color: var(--primary); background: var(--soft); }
.btn i, .icon-button i { width: 18px; height: 18px; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.82); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(229,231,235,.82); }
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; color: var(--primary); }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; background: var(--primary); color: #fff; font-weight: 800; }
.brand small { display: block; color: var(--secondary); font-size: 11px; font-weight: 700; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 26px; color: var(--dark); font-weight: 700; font-size: 14px; }
.nav-links a { transition: color .25s ease; }
.nav-links a:hover { color: var(--hover); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-button { width: 42px; height: 42px; display: none; place-items: center; border: 1px solid var(--border); background: #fff; border-radius: 10px; color: var(--primary); }

.hero { min-height: calc(100vh - 76px); display: grid; align-items: center; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.96) 0%, rgba(255,255,255,.78) 44%, rgba(255,255,255,.1) 100%); z-index: 1; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-content { position: relative; z-index: 2; width: min(760px, 92vw); padding: 86px 0 118px; }
.hero-content p { max-width: 680px; font-size: 18px; margin: 24px 0 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-card {
    position: absolute; right: max(4vw, 40px); bottom: 42px; z-index: 3;
    width: min(420px, 88vw); padding: 22px; border: 1px solid rgba(255,255,255,.56);
    border-radius: 14px; background: rgba(255,255,255,.58); backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}
.hero-card strong { display: block; color: var(--primary); font-size: 16px; margin-bottom: 8px; }
.hero-card p { font-size: 14px; margin: 0; }

.grid-2{
display:grid;
grid-template-columns:repeat(2,1fr);
gap:24px;
}

@media(max-width:980px){

.grid-2{

grid-template-columns:1fr;

}
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service, .project-card, .post-card, .testimonial, .stat, .contact-card {
    border: 1px solid var(--border); border-radius: var(--radius); background: #fff; transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.service:hover, .project-card:hover, .post-card:hover, .testimonial:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(11,31,58,.22); }
.service { padding: 28px; }
.service i { width: 28px; height: 28px; color: var(--primary); margin-bottom: 22px; }
.service p, .testimonial p { font-size: 15px; margin: 12px 0 0; }
.why-list { display: grid; gap: 14px; }
.why-item { display: flex; gap: 12px; align-items: flex-start; color: var(--paragraph); font-weight: 600; }
.why-item i { color: var(--primary); width: 20px; min-width: 20px; margin-top: 3px; }
.stat { padding: 26px; }
.stat strong { display: block; font-size: 38px; color: var(--primary); font-weight: 800; }
.stat span { color: var(--paragraph); font-weight: 700; }
.project-card img, .post-card img { width: 100%; aspect-ratio: 1.45; object-fit: cover; border-radius: var(--radius) var(--radius) 0 0; background: var(--soft); }
.card-body { padding: 22px; }
.meta-line { display: flex; flex-wrap: wrap; gap: 12px; color: var(--secondary); font-size: 13px; font-weight: 700; margin-bottom: 12px; }
.category-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.pill { border: 1px solid var(--border); border-radius: 999px; padding: 9px 14px; color: var(--primary); font-weight: 800; font-size: 13px; background: #fff; }
.pill.active, .pill:hover { border-color: var(--primary); background: var(--primary); color: #fff; }
.faq { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-button { width: 100%; border: 0; background: transparent; padding: 22px 0; text-align: left; display: flex; justify-content: space-between; gap: 16px; color: var(--primary); font: inherit; font-weight: 800; cursor: pointer; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-item.open .faq-answer { max-height: 260px; }
.cta-band { background: var(--primary); color: #fff; border-radius: 14px; padding: clamp(32px, 6vw, 64px); display: grid; grid-template-columns: 1.4fr auto; gap: 28px; align-items: center; }
.cta-band h2, .cta-band p { color: #fff; }
.cta-band p { opacity: .82; margin-top: 14px; }
.cta-band .btn { background: #fff; color: var(--primary); border-color: #fff; }
.map-frame iframe { width: 100%; min-height: 360px; border: 0; border-radius: 14px; filter: grayscale(.08); }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 52px; align-items: start; }
.article-body { font-size: 18px; }
.article-body h2 { font-size: 34px; margin: 46px 0 16px; }
.article-body h3 { margin: 30px 0 12px; }
.article-body ul, .article-body ol { color: var(--paragraph); line-height: 1.75; }
.article-body table { width: 100%; border-collapse: collapse; margin: 28px 0; font-size: 15px; }
.article-body th, .article-body td { border: 1px solid var(--border); padding: 12px; text-align: left; }
.toc { position: sticky; top: 100px; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; background: #fff; }
.toc a { display: block; color: var(--paragraph); font-size: 14px; font-weight: 700; padding: 8px 0; }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 34px; }
.contact-card { padding: 24px; margin-bottom: 14px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
label { display: grid; gap: 8px; color: var(--primary); font-weight: 800; font-size: 13px; }
input, textarea, select { width: 100%; border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 15px; font: inherit; color: var(--dark); background: #fff; }
textarea { min-height: 138px; resize: vertical; }
.check { display: flex; align-items: flex-start; gap: 10px; color: var(--paragraph); font-weight: 600; }
.check input { width: auto; margin-top: 4px; }
.notice { border-radius: var(--radius); padding: 14px 16px; margin-bottom: 18px; font-weight: 700; }
.notice.success { background: #ECFDF5; color: #065F46; }
.notice.error { background: #FEF2F2; color: #991B1B; }
.lightbox { position: fixed; inset: 0; z-index: 90; display: none; place-items: center; background: rgba(17,24,39,.82); padding: 24px; }
.lightbox.open { display: grid; }
.lightbox img { max-height: 86vh; border-radius: 12px; }
.site-footer { background: var(--footer); color: var(--footerText); padding: 68px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 34px; }
.site-footer h3, .site-footer strong { color: #fff; }
.site-footer p, .site-footer a { color: var(--footerText); }
.footer-links { display: grid; gap: 11px; }
.footer-bottom { border-top: 1px solid rgba(203,213,225,.18); margin-top: 42px; padding-top: 22px; display: flex; justify-content: space-between; gap: 16px; font-size: 13px; color: var(--footerText); }
.fixed-actions { position: fixed; right: 18px; bottom: 18px; z-index: 60; display: grid; gap: 10px; }
.fixed-actions a, .back-top { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px; background: var(--primary); color: #fff; border: 0; box-shadow: var(--shadow); cursor: pointer; }
.back-top { display: none; }
.cookie { position: fixed; left: 18px; bottom: 18px; z-index: 70; width: min(420px, calc(100vw - 36px)); padding: 18px; border: 1px solid var(--border); border-radius: 14px; background: #fff; box-shadow: var(--shadow); }
.cookie p { font-size: 14px; margin-bottom: 12px; }
body.dark { --bg:#0B1220; --soft:#111827; --dark:#F8FAFC; --heading:#F8FAFC; --paragraph:#CBD5E1; --border:rgba(203,213,225,.18); background:#0B1220; }
body.dark .site-header, body.dark .service, body.dark .project-card, body.dark .post-card, body.dark .testimonial, body.dark .stat, body.dark .contact-card, body.dark .toc, body.dark input, body.dark textarea, body.dark select { background:#111827; }
body.dark .hero::before { background: linear-gradient(90deg, rgba(11,18,32,.96) 0%, rgba(11,18,32,.72) 48%, rgba(11,18,32,.1) 100%); }

@media (max-width: 980px) {
    h1 { font-size: 58px; }
    h2 { font-size: 40px; }
    .grid-3, .grid-4, .article-layout, .contact-grid, .footer-grid, .cta-band { grid-template-columns: 1fr; }
    .nav-links { position: fixed; inset: 76px 0 auto; background: #fff; border-bottom: 1px solid var(--border); padding: 22px 4vw; display: none; flex-direction: column; align-items: flex-start; }
    .nav-links.open { display: flex; }
    .icon-button { display: grid; }
    .hero-card { position: relative; right: auto; bottom: auto; margin: -80px auto 38px; }
}
@media (max-width: 640px) {
    h1 { font-size: 42px; }
    h2 { font-size: 32px; }
    .section { padding: 72px 0; }
    .nav-actions .btn { display: none; }
    .hero-content { padding: 72px 0 136px; }
    .section-head { display: block; }
    .form-grid { grid-template-columns: 1fr; }
    .footer-bottom { display: block; }
}