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

:root {
    --primary-color: #0066cc;
    --secondary-color: #00a86b;
    --dark-blue: #003d82;
    --light-gray: #f8f9fa;
    --text-dark: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

nav.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    height: 80px;
}

.logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.logo img:hover {
    transform: scale(1.05);
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 61, 130, 0.7), rgba(0, 102, 204, 0.7)), 
                url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=2000&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero-content {
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-tagline {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--secondary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 168, 107, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 168, 107, 0.4);
    background: #009660;
}

/* Sections */
section {
    padding: 5rem 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-heading {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-blue);
    position: relative;
    padding-bottom: 1rem;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* Welcome Section */
.welcome {
    background: var(--light-gray);
}

.welcome-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.icon-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.icon-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.icon-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

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

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

.card-content {
    padding: 2rem;
    text-align: center;
}

.icon-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--dark-blue);
}

.icon-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.about-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(rgba(0, 102, 204, 0.1), rgba(0, 168, 107, 0.1)),
                url('https://images.unsplash.com/photo-1560518883-ce09059eeffa?auto=format&fit=crop&w=800&q=80') center/cover no-repeat;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

/* Mission Section */
.mission {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--white);
}

.mission .section-heading {
    color: var(--white);
}

.mission .section-heading::after {
    background: var(--white);
}

.mission-card {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: center;
}

/* Gallery Section */
.gallery {
    background: var(--light-gray);
}

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

.gallery-item {
    position: relative;
    height: 300px;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 61, 130, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    font-size: 3rem;
    color: var(--white);
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 2rem;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
    animation: zoomIn 0.3s ease;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 10px;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    font-size: 2rem;
    color: var(--white);
    cursor: pointer;
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.lightbox-close:hover {
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    font-size: 2rem;
    color: var(--dark-blue);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.2rem;
}

.contact-item-content h4 {
    font-size: 1.1rem;
    color: var(--dark-blue);
    margin-bottom: 0.5rem;
}

.contact-item-content p,
.contact-item-content a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item-content a:hover {
    color: var(--primary-color);
}

.map-container {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-top: 2rem;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.contact-form {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-blue);
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-button:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Footer */
footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
    display: block;
    margin-bottom: 0.5rem;
}

.footer-section a:hover {
    color: var(--white);
    padding-left: 5px;
}

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

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
}

/* Floating Buttons */
.floating-button {
    position: fixed;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--white);
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    border: none;
    text-decoration: none;
}

.floating-button:hover {
    transform: translateY(-5px) scale(1.08);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

.floating-button:active {
    transform: translateY(-2px) scale(1.05);
}

.whatsapp-button {
    bottom: 30px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    animation: pulse 2s infinite;
}

.whatsapp-button:hover {
    background: linear-gradient(135deg, #2EE775 0%, #1AA88F 100%);
}

.back-to-top {
    bottom: 110px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(20px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
    }
}

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

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo {
        height: 60px;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 90px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: 0.3s;
        gap: 1rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-tagline {
        font-size: 1.1rem;
    }
    
    .section-heading {
        font-size: 2rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .icon-cards {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-button {
        width: 55px;
        height: 55px;
        font-size: 1.5rem;
        right: 20px;
    }
    
    .whatsapp-button {
        bottom: 20px;
    }
    
    .back-to-top {
        bottom: 90px;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .mission-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .logo {
        height: 50px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .cta-button {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
    
    .section-heading {
        font-size: 1.5rem;
    }
    
    .nav-container {
        padding: 0.8rem 1rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .floating-button {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        right: 15px;
    }
    
    .whatsapp-button {
        bottom: 15px;
    }
    
    .back-to-top {
        bottom: 80px;
    }
}