/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #005EC4;
    --darkblue: #153E6B;
    --text: #202020;
    --lightblue: #F3F9FF;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-600: #6c757d;
    --gray-800: #343a40;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --border-radius: 4px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Nunito', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('bg.webp');
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-content {
    max-width: 820px;
    padding: 0 1.5rem;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.text-primary {
    color: var(--primary);
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: clamp(30px, 8vw, 76px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-decoration: none;
    justify-content: center;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--darkblue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 4rem 0;
}

.section-header {
    text-align: left;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
}

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

.product-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
    padding: 1.5rem 1.5rem 1rem;
}

.product-card .btn {
    margin: 0 1.5rem 1.5rem;
    width: calc(100% - 3rem);
}

/* About Section */
.about-section {
    background: var(--lightblue);
    margin: 0 -1.5rem;
    padding: 4rem 1.5rem;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.about-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.features-grid {
    display: grid;
    gap: 2rem;
}

.feature {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature-icon {
    background: var(--primary);
    color: var(--white);
    padding: 0.75rem;
    border-radius: 8px;
    flex-shrink: 0;
}

.feature h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.feature p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.about-img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Certifications Section */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.certification-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.certification-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.cert-image {
    height: 80px;
    width: auto;
    object-fit: contain;
}

/* Brands Section */
.brands-section {
    background: var(--gray-100);
    margin: 0 -1.5rem;
    padding: 4rem 1.5rem;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.brand-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.brand-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.brand-image {
    height: 60px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--transition);
}

.brand-card:hover .brand-image {
    filter: grayscale(0%);
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.contact-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-icon {
    background: var(--lightblue);
    color: var(--primary);
    padding: 0.75rem;
    border-radius: 8px;
    flex-shrink: 0;
}

.contact-method h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text);
}

.contact-method p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.contact-img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Footer */
.footer {
    background: var(--darkblue);
    color: var(--white);
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1.5rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

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

.social-link {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.social-link:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #25D366;
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 1000;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .certifications-grid,
    .brands-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .whatsapp-float {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 0 1rem;
    }

    .section {
        padding: 2rem 0;
    }

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

    .section-title {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

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

.section {
    animation: fadeInUp 0.6s ease-out;
}

/* Hover Effects */
.product-card,
.certification-card,
.brand-card {
    cursor: pointer;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-image {
    transition: var(--transition);
}

/* Focus States */
.btn:focus,
.nav-link:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .whatsapp-float {
        display: none;
    }
    
    .hero {
        height: auto;
        padding: 2rem 0;
    }
    
    .section {
        page-break-inside: avoid;
    }
}