.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.site-logo-text {
    color: #ffffff;
    font-size: 28px;
    font-weight: 800;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.site-logo-text span,
.subtitle {
    color: #ef4444;
}

.main-navigation ul {
    list-style: none;
    display: flex;
    gap: 22px;
}

.main-navigation a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
}

.header-phone {
    background: #ef4444;
    color: #ffffff;
    padding: 12px 18px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 700;
}

.hero-section {
    min-height: 720px;
    display: flex;
    align-items: center;
    background:
        linear-gradient(rgba(3, 21, 45, 0.82), rgba(3, 21, 45, 0.62)),
        radial-gradient(circle at top right, rgba(239,68,68,.25), transparent 30%),
        #03152d;
    color: #ffffff;
    padding: 120px 0;
}

.hero-content {
    max-width: 720px;
}

.subtitle {
    display: inline-block;
    margin-bottom: 18px;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-content h1 {
    color: #ffffff;
    font-size: 68px;
    line-height: 1.08;
    margin-bottom: 22px;
}

.hero-content p {
    font-size: 21px;
    margin-bottom: 34px;
}

.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 16px 30px;
    border-radius: 4px;
    font-weight: 800;
    text-transform: uppercase;
    text-decoration: none;
}

.btn-primary {
    background: #ef4444;
    color: #ffffff;
}

.btn-secondary {
    border: 2px solid #ffffff;
    color: #ffffff;
    margin-left: 12px;
}

.services-section,
.testimonials-section {
    padding: 85px 0;
    text-align: center;
}

.services-section h2,
.testimonials-section h2,
.featured-project h2,
.cta-section h2 {
    font-size: 42px;
    line-height: 1.2;
    margin-bottom: 20px;
}

.services-grid,
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 45px;
}

.testimonial-grid {
    grid-template-columns: repeat(3, 1fr);
}

.service-box,
.testimonial-box {
    background: #ffffff;
    padding: 34px 28px;
    border-radius: 14px;
    box-shadow: 0 12px 30px rgba(3, 21, 45, 0.10);
}

.service-box h3 {
    color: #03152d;
    margin-bottom: 12px;
    font-size: 22px;
}

.featured-project {
    background: #03152d;
    color: #ffffff;
    padding: 85px 0;
}

.featured-project h2 {
    color: #ffffff;
}

.project-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 45px;
    align-items: center;
}

.image-placeholder {
    min-height: 380px;
    border-radius: 16px;
    background: linear-gradient(135deg, #d1d5db, #64748b);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 24px;
    font-weight: 800;
}

.cta-section {
    background: #ef4444;
    color: #ffffff;
    text-align: center;
    padding: 85px 20px;
}

.cta-section h2 {
    color: #ffffff;
}

.site-footer {
    text-align: center;
}

.site-footer .btn-primary {
    margin: 18px 0;
    background: #ef4444;
}

.copyright {
    margin-top: 24px;
    opacity: 0.8;
}

.page-content {
    padding: 80px 0;
}

@media (max-width: 992px) {
    .header-inner,
    .main-navigation ul {
        flex-direction: column;
    }

    .services-grid,
    .testimonial-grid,
    .project-grid {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 48px;
    }
}

@media (max-width: 768px) {
    .site-header {
        padding: 20px;
    }

    .hero-section {
        min-height: auto;
        padding: 90px 0;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .services-section h2,
    .testimonials-section h2,
    .featured-project h2,
    .cta-section h2 {
        font-size: 30px;
    }

    .btn-primary,
    .btn-secondary {
        display: block;
        width: 100%;
        margin: 12px 0 0;
        text-align: center;
    }
}