/* ========== FOROUGH ENERGY - MAIN STYLESHEET ========== */
/* Exclusive Representative of EAST Group Co., Ltd. */

:root {
    --primary: #0a3d2e;
    --primary-light: #145c45;
    --accent: #f5a623;
    --accent-hover: #e0941a;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========== NAVIGATION ========== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}
.navbar.scrolled { box-shadow: var(--shadow); }
.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.logo img { height: 48px; width: auto; border-radius: 8px; }
.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}
.logo-text span { color: var(--accent); }
.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}
.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: color 0.3s;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--accent);
    transition: width 0.3s;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
    background: var(--gradient);
    color: var(--white) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(10, 61, 46, 0.3);
}
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
}

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #0a3d2e 0%, #0f172a 50%, #1e293b 100%);
    overflow: hidden;
    padding-top: 80px;
}
.hero-grid {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        linear-gradient(rgba(245,166,35,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(245,166,35,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}
.hero-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(245,166,35,0.15);
    border: 1px solid rgba(245,166,35,0.3);
    color: var(--accent);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}
.hero-badge i { font-size: 0.8rem; }
.hero h1 {
    font-family: 'Playfair Display', serif;
    font-size: 3.8rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}
.hero h1 .highlight { color: var(--accent); position: relative; }
.hero p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.75);
    max-width: 520px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}
.btn-primary {
    background: var(--accent);
    color: var(--white);
    box-shadow: 0 8px 25px rgba(245,166,35,0.3);
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245,166,35,0.4);
}
.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--accent);
    transform: translateY(-3px);
}
.hero-image { position: relative; }
.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s ease;
}
.hero-image:hover img { transform: perspective(1000px) rotateY(0deg); }
.hero-stats {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--white);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    display: flex;
    gap: 2rem;
}
.stat-item { text-align: center; }
.stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}
.stat-label {
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 0.3rem;
    font-weight: 500;
}

/* ========== SECTIONS COMMON ========== */
section { padding: 6rem 0; }
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}
.section-tag {
    display: inline-block;
    background: rgba(10,61,46,0.08);
    color: var(--primary);
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}
.section-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}
.section-header p {
    color: var(--gray);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* ========== ABOUT SECTION ========== */
.about { background: var(--light); }
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}
.about-image { position: relative; }
.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
}
.about-image .experience-badge {
    position: absolute;
    bottom: 30px;
    right: -20px;
    background: var(--gradient);
    color: var(--white);
    padding: 1.5rem 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}
.experience-badge .years {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}
.experience-badge .text {
    font-size: 0.85rem;
    opacity: 0.9;
    margin-top: 0.3rem;
}
.about-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 2.2rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}
.about-content p {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}
.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}
.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
}
.about-feature i {
    color: var(--accent);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}
.about-feature span {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.95rem;
}

/* ========== PARTNER SECTION ========== */
.partner { background: var(--white); }
.partner-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}
.partner-content h3 {
    font-family: 'Playfair Display', serif;
    font-size: 2.2rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
}
.partner-content p {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}
.partner-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}
.partner-highlight {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--light);
    border-radius: 12px;
    border-left: 4px solid var(--accent);
}
.partner-highlight i {
    color: var(--primary);
    font-size: 1.3rem;
}
.partner-highlight span {
    font-weight: 600;
    color: var(--dark);
}
.partner-image { position: relative; }
.partner-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
}
.partner-badge {
    position: absolute;
    top: 20px;
    left: -20px;
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}
.partner-badge i {
    color: var(--accent);
    font-size: 1.5rem;
}
.partner-badge div { font-size: 0.85rem; }
.partner-badge strong {
    display: block;
    color: var(--dark);
    font-size: 1rem;
}

/* ========== PRODUCTS SECTION ========== */
.products {
    background: linear-gradient(180deg, var(--light) 0%, var(--white) 100%);
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.product-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.4s ease;
    border: 1px solid var(--gray-light);
}
.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}
.product-image {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.product-card:hover .product-image img { transform: scale(1.1); }
.product-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--accent);
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}
.product-body { padding: 1.8rem; }
.product-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.8rem;
}
.product-body p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.2rem;
}
.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.product-spec {
    background: var(--light);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 500;
}

/* ========== SOLUTIONS SECTION ========== */
.solutions {
    background: var(--dark);
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.solutions::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245,166,35,0.08) 0%, transparent 70%);
    border-radius: 50%;
}
.solutions .section-header h2 { color: var(--white); }
.solutions .section-header p { color: rgba(255,255,255,0.6); }
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}
.solution-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 2.5rem 1.8rem;
    text-align: center;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
}
.solution-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--accent);
    transform: translateY(-5px);
}
.solution-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    color: var(--white);
}
.solution-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}
.solution-card p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========== STATS SECTION ========== */
.stats {
    background: var(--gradient);
    padding: 4rem 0;
    position: relative;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}
.stat-box { color: var(--white); }
.stat-box .number {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
}
.stat-box .label {
    font-size: 0.95rem;
    opacity: 0.85;
    font-weight: 500;
}

/* ========== PROJECTS SECTION ========== */
.projects { background: var(--white); }
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.project-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 320px;
    box-shadow: var(--shadow);
}
.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.project-card:hover img { transform: scale(1.1); }
.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--white);
    transition: all 0.4s ease;
}
.project-card:hover .project-overlay { padding-bottom: 2.5rem; }
.project-overlay h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}
.project-overlay p {
    font-size: 0.9rem;
    opacity: 0.8;
}
.project-overlay .location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* ========== WHY US SECTION ========== */
.why-us { background: var(--light); }
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.why-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid transparent;
}
.why-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
    transform: translateY(-5px);
}
.why-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(10,61,46,0.1) 0%, rgba(245,166,35,0.1) 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--primary);
}
.why-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.8rem;
}
.why-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========== TESTIMONIALS ========== */
.testimonials { background: var(--white); }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.testimonial-card {
    background: var(--light);
    padding: 2.5rem;
    border-radius: 20px;
    position: relative;
}
.testimonial-card::before {
    content: '"';
    font-family: 'Playfair Display', serif;
    font-size: 5rem;
    color: var(--accent);
    opacity: 0.3;
    position: absolute;
    top: 10px;
    left: 20px;
    line-height: 1;
}
.testimonial-text {
    color: var(--dark);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}
.testimonial-author .name {
    font-weight: 700;
    color: var(--dark);
}
.testimonial-author .role {
    font-size: 0.85rem;
    color: var(--gray);
}

/* ========== CONTACT SECTION ========== */
.contact {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.contact .section-header h2 { color: var(--white); }
.contact .section-header p { color: rgba(255,255,255,0.6); }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    position: relative;
    z-index: 1;
}
.contact-info h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}
.contact-info > p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 2rem;
    line-height: 1.7;
}
.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}
.contact-item i {
    width: 45px;
    height: 45px;
    background: rgba(245,166,35,0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.1rem;
    flex-shrink: 0;
}
.contact-item div strong {
    display: block;
    color: var(--white);
    margin-bottom: 0.2rem;
}
.contact-item div span {
    color: rgba(255,255,255,0.6);
    font-size: 0.95rem;
}
.contact-form {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 24px;
    padding: 2.5rem;
}
.form-group { margin-bottom: 1.5rem; }
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem 1.2rem;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.05);
    color: var(--white);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255,255,255,0.08);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }
.form-group textarea {
    min-height: 120px;
    resize: vertical;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.btn-submit {
    width: 100%;
    padding: 1rem;
    background: var(--accent);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Inter', sans-serif;
}
.btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245,166,35,0.3);
}

/* ========== FOOTER ========== */
.footer {
    background: #070b14;
    color: rgba(255,255,255,0.6);
    padding: 4rem 0 2rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}
.footer-brand .logo-text {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: block;
}
.footer-brand p {
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}
.social-links {
    display: flex;
    gap: 0.8rem;
}
.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s;
}
.social-links a:hover {
    background: var(--accent);
    transform: translateY(-3px);
}
.footer-column h4 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.footer-column ul { list-style: none; }
.footer-column ul li { margin-bottom: 0.8rem; }
.footer-column ul li a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}
.footer-column ul li a:hover { color: var(--accent); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.footer-bottom p { font-size: 0.9rem; }

/* ========== SCROLL TO TOP ========== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}
.scroll-top:hover { transform: translateY(-5px); }

/* ========== ANIMATIONS ========== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero h1 { font-size: 3rem; }
    .hero p { margin: 0 auto 2rem; }
    .hero-buttons { justify-content: center; }
    .hero-image { display: none; }
    .about-grid, .partner-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .products-grid, .projects-grid, .testimonials-grid,
    .solutions-grid, .why-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 80px; left: 0; right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--gray-light);
    }
    .nav-links.active { display: flex; }
    .mobile-toggle { display: block; }
    .hero h1 { font-size: 2.2rem; }
    .section-header h2 { font-size: 2rem; }
    .products-grid, .projects-grid, .testimonials-grid,
    .solutions-grid, .why-grid, .stats-grid { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .social-links { justify-content: center; }
    .form-row { grid-template-columns: 1fr; }
    .hero-stats {
        position: relative;
        bottom: auto; left: auto;
        margin-top: 2rem;
        justify-content: center;
    }
}