* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #2D89C7;
    --primary-blue-dark: #1a6ba3;
    --primary-blue-light: #4da3e0;
    --accent-cyan: #00d4ff;
    --white: #ffffff;
    --off-white: #f8f9fa;
    --light-grey: #f5f7fa;
    --dark-grey: #1a1a2e;
    --medium-grey: #4a4a5a;
    --text-grey: #6c757d;
    --border-grey: #e9ecef;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.15);
    --shadow-blue: 0 8px 30px rgba(45, 137, 199, 0.3);
    --gradient-primary: linear-gradient(135deg, #2D89C7 0%, #1a6ba3 100%);
    --gradient-hero: linear-gradient(135deg, #2D89C7 0%, #1a6ba3 100%);
    --gradient-modern: linear-gradient(135deg, #2D89C7 0%, #00d4ff 100%);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--dark-grey);
    overflow-x: hidden;
    background: var(--white);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.2rem 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    padding: 0.8rem 0;
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    height: 50px;
    width: auto;
    transition: all var(--transition-normal);
}

.logo:hover img {
    transform: scale(1.05) rotate(-5deg);
}

.logo-text {
    font-size: 1.6rem;
    font-weight: 800;
    background: var(--gradient-modern);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--medium-grey);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    position: relative;
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
}

.nav-link:hover {
    color: var(--primary-blue);
    background: rgba(45, 137, 199, 0.08);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--gradient-modern);
    transition: width var(--transition-normal);
    border-radius: 2px;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-link.active {
    color: var(--primary-blue);
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--dark-grey);
    transition: all var(--transition-fast);
    padding: 8px;
    border-radius: var(--border-radius-sm);
}

.mobile-menu-btn:hover {
    color: var(--primary-blue);
    background: rgba(45, 137, 199, 0.08);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.85) 0%, rgba(26, 107, 163, 0.85) 100%),
                url('https://images.unsplash.com/photo-1516549655169-df83a0774514?w=1920&h=1080&fit=crop') center/cover no-repeat;
    position: relative;
    color: var(--white);
    padding: 180px 0 140px;
    margin-top: 70px;
    text-align: center;
    overflow: hidden;
    animation: gradientShift 15s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to top, var(--white), transparent);
    pointer-events: none;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -1px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.98;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.cta-button {
    display: inline-block;
    background: var(--white);
    color: var(--primary-blue);
    padding: 16px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all var(--transition-normal);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    border: 2px solid transparent;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

/* Section Titles */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark-grey);
    margin-bottom: 3.5rem;
    position: relative;
    letter-spacing: -0.5px;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 5px;
    background: var(--gradient-modern);
    margin: 20px auto 0;
    border-radius: 3px;
}

/* Featured Products Section */
.featured-products {
    padding: 100px 0;
    background: var(--white);
}

.featured-products .products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.featured-product-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    transform: perspective(1000px) translateZ(0);
    transform-style: preserve-3d;
}

.featured-product-card:hover {
    transform: perspective(1000px) translateY(-8px) translateZ(20px);
    box-shadow: var(--shadow-blue);
    border-color: rgba(45, 137, 199, 0.2);
}

.featured-product-image {
    height: 220px;
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.9), rgba(26, 107, 163, 0.9)), url('https://images.unsplash.com/photo-1551076805-e1869033e561?w=600&h=400&fit=crop') center/cover;
    overflow: hidden;
    position: relative;
}

.featured-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-slow);
}

.featured-product-card:hover .featured-product-image img {
    transform: scale(1.1);
}

.featured-product-info {
    padding: 1.5rem;
}

.featured-product-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: var(--dark-grey);
}

.featured-product-info p {
    color: var(--text-grey);
    line-height: 1.6;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.featured-product-btn {
    display: inline-block;
    background: var(--gradient-modern);
    color: var(--white);
    padding: 10px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
    width: 100%;
    text-align: center;
}

.featured-product-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
}

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--off-white);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 3rem 2.5rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
    transform-style: preserve-3d;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(45, 137, 199, 0.1), transparent);
    transition: left 0.5s;
}

.service-card:hover::after {
    left: 100%;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-modern);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-blue);
    border-color: rgba(45, 137, 199, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-modern);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: var(--white);
    font-size: 2rem;
    box-shadow: 0 8px 20px rgba(45, 137, 199, 0.3);
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg) scale(1.1);
}

.service-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-grey);
}

.service-card p {
    color: var(--text-grey);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    text-align: left;
}

.about-text h2::after {
    margin: 15px 0 0;
}

.about-description {
    color: var(--text-grey);
    margin-bottom: 1.5rem;
    line-height: 1.9;
    font-size: 1.05rem;
}

.contact-person {
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.05), rgba(0, 212, 255, 0.05));
    padding: 2rem;
    border-radius: var(--border-radius-md);
    border-left: 5px solid var(--primary-blue);
    box-shadow: var(--shadow-sm);
}

.contact-person h4 {
    color: var(--primary-blue);
    font-size: 1.15rem;
    margin-bottom: 0.7rem;
    font-weight: 700;
}

.contact-person p {
    color: var(--dark-grey);
    font-weight: 500;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 100%;
    max-width: 450px;
    height: 400px;
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.9), rgba(26, 107, 163, 0.9)), url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?w=600&h=600&fit=crop') center/cover;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-slow);
}

.image-placeholder:hover img {
    transform: scale(1.08);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.4), rgba(118, 75, 162, 0.5));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-normal);
}

.image-placeholder:hover .image-overlay {
    opacity: 1;
}

.image-overlay i {
    font-size: 5rem;
    color: var(--white);
    transform: scale(0.5) rotate(-180deg);
    transition: all var(--transition-normal);
}

.image-placeholder:hover .image-overlay i {
    transform: scale(1) rotate(0deg);
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.contact-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--dark-grey);
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-item h4 i {
    color: var(--primary-blue);
    width: 20px;
    font-size: 1.2rem;
}

.contact-item p,
.contact-item a {
    color: var(--text-grey);
    line-height: 1.6;
}

.phone-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.phone-link {
    display: inline-block;
    background: var(--gradient-modern);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
    text-align: center;
    box-shadow: 0 4px 15px rgba(45, 137, 199, 0.3);
}

.phone-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(45, 137, 199, 0.4);
}

.email-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    padding: 4px 0;
    border-bottom: 2px solid transparent;
}

.email-link:hover {
    color: var(--primary-blue-dark);
    border-bottom-color: var(--primary-blue);
}

.contact-form {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border-grey);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 18px;
    margin-bottom: 1.2rem;
    border: 2px solid var(--border-grey);
    border-radius: var(--border-radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--off-white);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(45, 137, 199, 0.1);
}

.submit-btn {
    width: 100%;
    background: var(--gradient-modern);
    color: var(--white);
    padding: 16px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 6px 20px rgba(45, 137, 199, 0.3);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(45, 137, 199, 0.4);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    display: none;
    font-weight: 500;
    line-height: 1.5;
}

.form-status.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-status.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Footer */
.footer {
    background: var(--dark-grey);
    color: var(--white);
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-modern);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo .logo-text {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 0.7rem;
    font-weight: 800;
}

.footer-logo p {
    color: #ccc;
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--gradient-modern);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(45, 137, 199, 0.3);
}

.social-link:hover {
    background: var(--white);
    color: var(--primary-blue);
    transform: translateY(-5px) rotate(360deg);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #555;
}

.footer-bottom p {
    color: #ccc;
    font-size: 0.9rem;
}

/* Footer Grid Layout */
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-section ul li a:hover {
    color: white !important;
    padding-left: 5px;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.cta-secondary {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    backdrop-filter: blur(10px);
}

.cta-secondary:hover {
    background: white;
    color: var(--primary-blue);
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-modern);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-blue);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(45, 137, 199, 0.5);
}

.scroll-top:active {
    transform: translateY(-2px);
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 100px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 998;
    transition: all 0.3s ease;
    animation: whatsapp-pulse 2s infinite;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: white;
    color: #333;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    right: 75px;
}

@keyframes whatsapp-pulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
    }
}

/* Products Page Styles */
.products-hero {
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.9), rgba(26, 107, 163, 0.9)), url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?w=1920&h=1080&fit=crop') center/cover;
    color: var(--white);
    padding: 180px 0 100px;
    margin-top: 70px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.products-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.products-hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -1px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.products-hero p {
    font-size: 1.4rem;
    opacity: 0.98;
    font-weight: 400;
}

.products-filter {
    padding: 40px 0;
    background: var(--white);
    border-bottom: 1px solid var(--border-grey);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 14px 32px;
    background: var(--white);
    border: 2px solid var(--border-grey);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: 'Inter', sans-serif;
}

.filter-btn:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.filter-btn.active {
    background: var(--gradient-modern);
    border-color: transparent;
    color: var(--white);
    box-shadow: var(--shadow-blue);
}

.products-section {
    padding: 100px 0;
    background: var(--off-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-blue);
    border-color: rgba(45, 137, 199, 0.2);
}

.product-card.hidden {
    display: none;
}

.product-image {
    height: 260px;
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.85), rgba(26, 107, 163, 0.85)), url('https://images.unsplash.com/photo-1551076805-e1869033e561?w=600&h=400&fit=crop') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5.5rem;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.6));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-normal);
}

.product-card:hover .product-image-overlay {
    opacity: 1;
}

.product-image-overlay i {
    font-size: 4rem;
    color: var(--white);
    transform: scale(0.5);
    transition: all var(--transition-normal);
}

.product-card:hover .product-image-overlay i {
    transform: scale(1);
}

.product-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
    pointer-events: none;
    z-index: 1;
}

.product-info {
    padding: 2.5rem;
}

.product-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-grey);
    line-height: 1.4;
}

.product-info > p {
    color: var(--text-grey);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.product-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.product-features li {
    color: var(--text-grey);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-features li i {
    color: var(--primary-blue);
    font-size: 0.9rem;
}

.product-btn {
    display: inline-block;
    background: var(--gradient-modern);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all var(--transition-normal);
    width: 100%;
    text-align: center;
    box-shadow: 0 6px 20px rgba(45, 137, 199, 0.3);
}

.product-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(45, 137, 199, 0.4);
}

.products-cta {
    background: linear-gradient(135deg, rgba(45, 137, 199, 0.95), rgba(26, 107, 163, 0.95)), url('https://images.unsplash.com/photo-1516549655169-df83a0774514?w=1920&h=1080&fit=crop') center/cover;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.products-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.products-cta h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.products-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.products-cta .cta-button {
    background: var(--white);
    color: var(--primary-blue);
}

.products-cta .cta-button:hover {
    background: var(--light-grey);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }

    .about-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-image {
        order: -1;
    }

    .products-hero h1 {
        font-size: 2.8rem;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1.5rem 0;
        box-shadow: var(--shadow-md);
        border-top: 2px solid var(--border-grey);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        text-align: center;
        padding: 1rem 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        padding: 160px 0 120px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 2.5rem;
    }

    .products-hero {
        padding: 160px 0 80px;
    }

    .products-hero h1 {
        font-size: 2.2rem;
    }

    .products-hero p {
        font-size: 1.2rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .filter-buttons {
        gap: 0.8rem;
    }

    .filter-btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .products-cta h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .cta-button {
        padding: 14px 32px;
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .service-card {
        padding: 2rem;
    }

    .products-hero h1 {
        font-size: 2rem;
    }

    .products-hero p {
        font-size: 1.1rem;
    }

    .product-info {
        padding: 2rem;
    }

    .products-cta h2 {
        font-size: 2rem;
    }

    .products-cta p {
        font-size: 1.05rem;
    }

    .contact-form {
        padding: 2rem;
    }

    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 80px;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}