body { background: #f8fafc; color: #0f172a; line-height: 1.5; }
.navbar { position: sticky; top: 0; z-index: 50; background: #ffffffeb; backdrop-filter: blur(8px); border-bottom: 1px solid #e2e8f0; }
.nav-wrap { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; gap: 12px; }
.brand-wrap { display: flex; align-items: center; gap: 10px; }
.brand-logo { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 2px solid #e2e8f0; }
.brand { font-weight: 800; color: #0b2b4a; font-size: 1.15rem; }
.brand span { color: #f59e0b; }
.nav-links { display: flex; gap: 16px; align-items: center; }
.nav-links a { text-decoration: none; color: #334155; font-weight: 600; font-size: 0.92rem; }
.hero { padding: 36px 0 40px; background: linear-gradient(125deg, #071b2f, #153d63); color: #fff; }
.hero-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 22px; }
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.2; margin: 0; }
.hero p { margin-top: 12px; color: #dbeafe; }
.hero-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.btn-primary { background: #1f4f80; color: #fff; }
.btn-accent { background: #f59e0b; color: #0f172a; }
.stats { background: #ffffff14; border: 1px solid #ffffff33; border-radius: 16px; padding: 18px; }
.stats p { color: #e2e8f0; margin: 0 0 10px; }
.top-banner { padding: 16px 0 10px; }
.banner-frame { border-radius: 16px; overflow: hidden; border: 1px solid #dbe4f0; box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08); }
.banner-frame picture, .banner-frame img { display: block; width: 100%; }
.banner-frame img { max-height: 460px; object-fit: contain; background: #0b2b4a; }
section { padding: 48px 0; }
.section-title { text-align: center; font-size: clamp(1.4rem, 3vw, 2rem); color: #0b2b4a; margin: 0; }
.section-sub { text-align: center; color: #64748b; margin: 10px auto 0; max-width: 820px; }
.services-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 24px; }
.service-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 14px; padding: 18px; box-shadow: 0 8px 20px rgba(2, 6, 23, 0.05); height: 100%; }
.service-card .icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 10px;
}
.service-card h4 { font-size: 1.03rem; margin: 0 0 8px; }
.service-card p { font-size: 0.92rem; color: #475569; margin: 0 0 12px; }
.service-link { text-decoration: none; color: #1f4f80; font-weight: 700; }
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-top: 24px; }
.featured-product {
    margin-top: 20px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    box-shadow: 0 10px 24px rgba(2, 6, 23, 0.06);
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 16px;
    align-items: center;
    padding: 16px;
}
.featured-product img {
    width: 100%;
    max-height: 280px;
    object-fit: contain;
    border-radius: 12px;
    background: #f8fafc;
}
.featured-product h3 { margin: 0 0 8px; color: #0f172a; }
.featured-product p { margin: 0 0 10px; color: #475569; }
.product-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 14px; padding: 14px; text-align: center; box-shadow: 0 8px 20px rgba(2, 6, 23, 0.05); }
.product-card img { width: 100%; height: 130px; object-fit: contain; border-radius: 10px; background: #f8fafc; }
.product-card h3 { font-size: 0.98rem; margin: 10px 0 6px; color: #0f172a; }
.product-card p { margin: 0; color: #0f766e; font-weight: 700; }
.products-cta { text-align: center; margin-top: 16px; }
.about-premium {
    margin-top: 18px;
    background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
    border: 1px solid #dbe4f0;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 22px rgba(2, 6, 23, 0.06);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 10px;
}
.about-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 16px;
}
.about-card h3 {
    margin: 0 0 8px;
    font-size: 1rem;
    color: #0b2b4a;
}
.about-card p { color: #334155; margin: 0; line-height: 1.65; }
.footer { margin-top: 22px; background: #0f172a; color: #cbd5e1; padding: 20px 0; }
.footer-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-logo { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; border: 2px solid #334155; }
.call-btn { background: #16a34a; color: #fff; text-decoration: none; padding: 10px 14px; border-radius: 8px; font-weight: 700; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
@media (max-width: 768px) {
    .nav-links { display: none; }
    .brand { font-size: 1rem; }
    .brand-logo { width: 48px; height: 48px; }
    .hero { padding: 26px 0 30px; }
    .banner-frame img { max-height: 320px; }
    .featured-product { grid-template-columns: 1fr; text-align: center; }
    .about-grid { grid-template-columns: 1fr; }
    .product-card img { height: 120px; }
}
@media (max-width: 992px) {
    .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
    .services-grid { grid-template-columns: 1fr; }
}