:root {
    --sysca-navy: #17125d;
    --sysca-blue: #0d3f8f;
    --sysca-cyan: #19d5d1;
    --sysca-orange: #f7931e;
    --sysca-dark: #07101f;
    --sysca-light: #f4f7fb;
    --sysca-text: #172033;
}

html { scroll-behavior: smooth; }
body { color: var(--sysca-text); background: #fff; font-family: Inter, Segoe UI, Arial, sans-serif; }
a { text-decoration: none; }
.site-header { background: rgba(23, 18, 93, .97); box-shadow: 0 6px 24px rgba(9, 18, 51, .14); }
.site-header .navbar { min-height: 78px; }
.brand-logo { width: 250px; max-width: 58vw; height: 58px; object-fit: contain; object-position: left center; }
.navbar-dark .navbar-nav .nav-link { color: rgba(255,255,255,.87); font-weight: 600; padding: .75rem .8rem; }
.navbar-dark .navbar-nav .nav-link:hover { color: var(--sysca-cyan); }
.btn-brand { background: linear-gradient(135deg, var(--sysca-cyan), #24a9dc); border: 0; color: #07101f; font-weight: 800; padding: .75rem 1.25rem; box-shadow: 0 8px 22px rgba(25,213,209,.24); }
.btn-brand:hover { color: #07101f; transform: translateY(-1px); }
.btn-orange { background: var(--sysca-orange); color: #111; border: 0; font-weight: 800; }
.btn-orange:hover { background: #ffab45; color: #111; }

.hero-section { position: relative; overflow: hidden; background: radial-gradient(circle at 85% 18%, rgba(25,213,209,.25), transparent 28%), radial-gradient(circle at 5% 85%, rgba(247,147,30,.18), transparent 30%), linear-gradient(135deg, #100b50 0%, #172b79 52%, #05617c 100%); color: #fff; padding: 6rem 0; }
.hero-section::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 34px 34px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), transparent); pointer-events: none; }
.hero-content { position: relative; z-index: 2; }
.hero-kicker { display: inline-flex; gap: .55rem; align-items: center; border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.08); border-radius: 999px; padding: .5rem .85rem; font-weight: 700; color: #d9ffff; }
.hero-title { font-size: clamp(2.3rem, 5vw, 4.7rem); line-height: 1.05; font-weight: 900; letter-spacing: -.04em; max-width: 850px; }
.hero-title span { color: var(--sysca-cyan); }
.hero-text { font-size: 1.12rem; color: rgba(255,255,255,.82); max-width: 720px; }
.hero-card { position: relative; z-index: 2; background: rgba(255,255,255,.11); border: 1px solid rgba(255,255,255,.2); border-radius: 26px; backdrop-filter: blur(14px); padding: 1.4rem; box-shadow: 0 30px 80px rgba(0,0,0,.3); }
.hero-card img { width: 100%; border-radius: 16px; background: #fff; }
.hero-stat { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.13); border-radius: 16px; padding: 1rem; }
.hero-stat strong { display: block; color: var(--sysca-cyan); font-size: 1.4rem; }

.section-pad { padding: 5rem 0; }
.section-soft { background: var(--sysca-light); }
.section-dark { background: var(--sysca-dark); color: #fff; }
.section-eyebrow { color: #087c96; text-transform: uppercase; font-weight: 800; letter-spacing: .12em; font-size: .78rem; }
.section-title { font-weight: 900; letter-spacing: -.03em; font-size: clamp(2rem, 4vw, 3.2rem); }
.section-lead { color: #667085; max-width: 760px; }

.category-card, .service-card, .project-card, .contact-card { border: 0; border-radius: 20px; box-shadow: 0 12px 34px rgba(22, 35, 73, .08); transition: transform .25s ease, box-shadow .25s ease; background: #fff; height: 100%; }
.category-card:hover, .service-card:hover, .project-card:hover { transform: translateY(-6px); box-shadow: 0 18px 45px rgba(22, 35, 73, .14); }
.icon-box { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(25,213,209,.2), rgba(13,63,143,.12)); color: var(--sysca-blue); font-size: 1.5rem; }

.project-card { overflow: hidden; }
.project-image-wrap { position: relative; aspect-ratio: 16/9; overflow: hidden; background: #e9eef8; }
.project-image-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.project-card:hover .project-image-wrap img { transform: scale(1.035); }
.project-badges { position: absolute; top: .8rem; left: .8rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.badge-featured { background: var(--sysca-orange); color: #151515; }
.badge-best { background: var(--sysca-cyan); color: #062b2d; }
.project-category { color: #087c96; font-size: .82rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.project-price { font-size: 1.35rem; font-weight: 900; color: var(--sysca-navy); }
.old-price { text-decoration: line-through; color: #98a2b3; font-weight: 500; font-size: .95rem; }

.page-hero { background: linear-gradient(135deg, #15105b, #0a4d7a); color: #fff; padding: 4.5rem 0; }
.breadcrumb a { color: #b9ffff; }
.filter-bar { background: #fff; border-radius: 16px; box-shadow: 0 10px 28px rgba(22,35,73,.08); padding: 1rem; }

.detail-cover { border-radius: 24px; width: 100%; box-shadow: 0 22px 60px rgba(15, 31, 69, .18); background: #edf2fa; }
.detail-sidebar { position: sticky; top: 100px; }
.detail-card { background: #fff; border: 1px solid #e6eaf2; border-radius: 20px; padding: 1.4rem; box-shadow: 0 12px 32px rgba(22,35,73,.07); }
.feature-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem 1.2rem; }
.feature-item { display: flex; gap: .65rem; align-items: flex-start; background: #f7fafc; border: 1px solid #edf0f5; border-radius: 13px; padding: .85rem; }
.feature-item i { color: #0a9e8a; font-size: 1.15rem; }
.video-frame { position: relative; width: 100%; padding-top: 56.25%; border-radius: 20px; overflow: hidden; background: #07101f; }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.screenshot-grid img { border-radius: 15px; width: 100%; aspect-ratio: 16/10; object-fit: cover; box-shadow: 0 8px 22px rgba(22,35,73,.1); }
.promo-caption { white-space: pre-wrap; background: #07101f; color: #edfaff; border-radius: 18px; padding: 1.25rem; max-height: 480px; overflow: auto; font-size: .95rem; }
.package-card { height: 100%; border: 1px solid #dfe6ef; border-radius: 22px; padding: 1.4rem; background: #fff; position: relative; }
.package-card.recommended { border: 2px solid var(--sysca-cyan); box-shadow: 0 18px 45px rgba(25,213,209,.18); }
.package-ribbon { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--sysca-cyan); color: #063637; padding: .35rem .85rem; border-radius: 999px; font-size: .75rem; font-weight: 900; white-space: nowrap; }

.form-shell { max-width: 850px; margin: 0 auto; background: #fff; border-radius: 22px; padding: 2rem; box-shadow: 0 18px 50px rgba(22,35,73,.1); }
.form-control, .form-select { border-radius: 11px; padding: .78rem .9rem; border-color: #d7ddea; }
.form-control:focus, .form-select:focus { border-color: var(--sysca-cyan); box-shadow: 0 0 0 .2rem rgba(25,213,209,.15); }

.site-footer { background: #0c0a3d; color: #fff; }
.footer-logo { width: 260px; max-width: 100%; height: 65px; object-fit: contain; object-position: left center; }
.site-footer h6 { color: var(--sysca-cyan); text-transform: uppercase; letter-spacing: .08em; font-weight: 800; }
.site-footer a { display: block; color: rgba(255,255,255,.74); margin: .55rem 0; }
.site-footer a:hover { color: #fff; }
.footer-copy { color: rgba(255,255,255,.68); max-width: 520px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.65); font-size: .9rem; }
.footer-bottom a { display: inline; color: var(--sysca-cyan); }

@media (max-width: 991.98px) {
    .site-header .navbar-collapse { padding: 1rem 0 1.25rem; }
    .hero-section { padding: 4.5rem 0; }
    .detail-sidebar { position: static; }
}
@media (max-width: 767.98px) {
    .section-pad { padding: 3.8rem 0; }
    .feature-list { grid-template-columns: 1fr; }
    .form-shell { padding: 1.25rem; }
}