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

:root {
    --primary-blue: #0077B6;
    --sea-blue: #00B4D8;
    --dark-blue: #03045E;
    --light-blue: #CAF0F8;
    --white: #FFFFFF;
    --off-white: #F8FCFF;
    --text-dark: #023E8A;
    --text-gray: #555555;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    background: var(--white);
    overflow-x: hidden;
}

/* ==================== HEADER & NAVIGATION ==================== */
/* ==================== HEADER & NAVIGATION ==================== */
header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 119, 182, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--light-blue);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo img {
    height: 55px;
    width: auto;
    transition: transform 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-blue), var(--sea-blue));
    margin: 4px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    transition: width 0.3s ease;
}

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

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

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: 0 8px 24px rgba(0, 119, 182, 0.15);
    list-style: none;
    min-width: 250px;
    padding: 0.8rem 0;
    margin-top: 0.8rem;
    border-radius: 12px;
    border: 1px solid var(--light-blue);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.9rem 1.8rem;
    color: var(--text-dark);
}

.dropdown-menu a::after {
    display: none;
}

.dropdown-menu a:hover {
    background: linear-gradient(90deg, var(--light-blue), transparent);
    color: var(--primary-blue);
}

.dropdown:hover .dropdown-menu {
    display: block;
}

/* ==================== MOBILE RESPONSIVE ==================== */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 75px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(15px);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: 0 10px 30px rgba(0, 119, 182, 0.15);
        gap: 0;
        padding: 2rem 0;
        max-height: calc(100vh - 75px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        padding: 0.5rem 0;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem;
        font-size: 1.1rem;
    }

    .nav-menu a::after {
        display: none;
    }
    
    .dropdown-menu {
        position: static;
        display: none;
        box-shadow: none;
        background: linear-gradient(135deg, var(--light-blue), transparent);
        margin-top: 0;
        border: none;
        border-radius: 0;
    }
    
    .dropdown.active .dropdown-menu {
        display: block;
    }
    
    /* Hamburger animation */
    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-6px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-6px, -6px);
    }
}


/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    top: 0;
    left: 0;
    z-index: -2;
}

.gradient-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(0, 119, 182, 0.7), rgba(3, 4, 94, 0.9));
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 0 5%;
}

.hero-content h1 {
    font-size: 4.2rem;
    color: var(--white);
    font-weight: 700;
    margin-bottom: 25px;
    letter-spacing: 3px;
    text-transform: uppercase;
    animation: fadeInDown 1.5s ease forwards;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.motto {
    font-size: 1.5rem;
    font-style: italic;
    font-weight: 300;
    margin-bottom: 45px;
    color: var(--light-blue);
    opacity: 0;
    animation: fadeInUp 2s ease forwards 0.5s;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.btn-glass {
    display: inline-block;
    padding: 16px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: var(--white);
    backdrop-filter: blur(15px);
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-glass:hover {
    background: rgba(0, 180, 216, 0.3);
    border-color: var(--sea-blue);
    box-shadow: 0 0 30px rgba(0, 180, 216, 0.6);
    transform: translateY(-3px);
}

/* ==================== ABOUT SECTION ==================== */
.about-section {
    padding: 100px 8%;
    background: linear-gradient(135deg, var(--off-white) 0%, var(--white) 100%);
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="%2300B4D8" opacity="0.1"/></svg>');
    pointer-events: none;
}

.about-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    flex-wrap: wrap;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.about-text {
    flex: 1;
    animation: fadeInLeft 1s ease forwards;
}

.about-text h2 {
    font-size: 2.8rem;
    color: var(--dark-blue);
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}

.about-text h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 70px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    border-radius: 2px;
}

.about-text > p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 35px;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 35px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 119, 182, 0.08);
    transition: all 0.4s ease;
    border: 1px solid var(--light-blue);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--primary-blue), var(--sea-blue));
    transition: height 0.4s ease;
}

.card:hover::before {
    height: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 119, 182, 0.15);
    border-color: var(--sea-blue);
}

.card h3 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 12px;
    font-weight: 600;
}

.card p {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.7;
}

.extra-info {
    margin-bottom: 30px;
}

.extra-info h3 {
    font-size: 1.3rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
    font-weight: 600;
}

.styled-list {
    list-style: none;
    padding-left: 0;
}

.styled-list li {
    position: relative;
    padding-left: 35px;
    margin-bottom: 12px;
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.8;
}

.styled-list li::before {
    content: "●";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--sea-blue);
    font-size: 28px;
    line-height: 1;
}

.btn {
    display: inline-block;
    padding: 14px 35px;
    background: linear-gradient(135deg, var(--primary-blue), var(--sea-blue));
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 20px rgba(0, 119, 182, 0.3);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 119, 182, 0.4);
}

.about-image {
    flex: 1;
    text-align: center;
    animation: fadeInRight 1s ease forwards;
}

.about-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0, 119, 182, 0.2);
    transition: transform 0.4s ease;
}

.about-image img:hover {
    transform: scale(1.03);
}

/* ==================== HISTORY SECTION ==================== */
.history-section {
    padding: 100px 8%;
    background: var(--white);
    position: relative;
}

.history-container {
    display: flex;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
    max-width: 1400px;
    margin: 0 auto;
}

.history-image {
    flex: 1;
    animation: fadeInLeft 1s ease forwards;
}

.history-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0, 119, 182, 0.18);
    transition: transform 0.4s ease;
}

.history-image img:hover {
    transform: scale(1.03);
}

.history-text {
    flex: 1;
    animation: fadeInRight 1s ease forwards;
}

.history-text h2 {
    font-size: 2.6rem;
    color: var(--dark-blue);
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}

.history-text h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 70px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    border-radius: 2px;
}

.history-text p {
    font-size: 1.05rem;
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 22px;
}

/* ==================== SERVICES SECTION ==================== */
.services-section {
    padding: 100px 8%;
    background: linear-gradient(135deg, var(--off-white) 0%, var(--light-blue) 100%);
    text-align: center;
    position: relative;
}

.services-section .section-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-blue);
    position: relative;
    display: inline-block;
}

.services-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    border-radius: 2px;
}

.services-section .section-subtitle {
    font-size: 1.15rem;
    color: var(--text-gray);
    margin-bottom: 60px;
    font-weight: 300;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto 50px auto;
}

.service-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 119, 182, 0.1);
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: linear-gradient(180deg, var(--light-blue), transparent);
    transition: height 0.4s ease;
    z-index: 0;
}

.service-card:hover::before {
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 119, 182, 0.2);
    border-color: var(--sea-blue);
}

.service-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
    filter: grayscale(30%);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.service-card:hover .icon {
    filter: grayscale(0%);
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.35rem;
    color: var(--dark-blue);
    margin-bottom: 12px;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.service-card p {
    font-size: 0.98rem;
    color: var(--text-gray);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.explore-btn {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, var(--primary-blue), var(--sea-blue));
    color: var(--white);
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 25px rgba(0, 119, 182, 0.3);
}

.explore-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 119, 182, 0.4);
}

/* ==================== SOLAR SECTION ==================== */
.solar-section {
    padding: 100px 8%;
    background: var(--white);
}

.solar-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    flex-wrap: wrap;
    max-width: 1400px;
    margin: 0 auto;
}

.solar-image {
    flex: 1 1 45%;
    min-width: 300px;
}

.solar-image img {
    width: 100%;
    border-radius: 24px;
    box-shadow: 0 12px 40px rgba(0, 119, 182, 0.18);
    transition: transform 0.4s ease;
}

.solar-image img:hover {
    transform: scale(1.03);
}

.solar-text {
    flex: 1 1 50%;
    min-width: 300px;
}

.solar-text h2 {
    font-size: 2.6rem;
    color: var(--dark-blue);
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}

.solar-text h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 70px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    border-radius: 2px;
}

.solar-text p {
    font-size: 1.05rem;
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 22px;
}

.cta-btn {
    display: inline-block;
    padding: 14px 35px;
    background: linear-gradient(135deg, var(--primary-blue), var(--sea-blue));
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 20px rgba(0, 119, 182, 0.3);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 119, 182, 0.4);
}

/* ==================== CLIENTS SECTION ==================== */
.clients-section {
    padding: 100px 8%;
    background: linear-gradient(135deg, var(--off-white) 0%, var(--white) 100%);
    text-align: center;
}

.clients-section .section-title {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.clients-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    border-radius: 2px;
}

.clients-section .section-subtitle {
    font-size: 1.05rem;
    color: var(--text-gray);
    margin-bottom: 60px;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 35px;
    align-items: center;
    justify-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.client-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 119, 182, 0.08);
    transition: all 0.4s ease;
    border: 2px solid var(--light-blue);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-card img {
    max-width: 140px;
    max-height: 70px;
    object-fit: contain;
    filter: grayscale(50%);
    transition: all 0.3s ease;
}

.client-card:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 119, 182, 0.15);
    border-color: var(--sea-blue);
}

.client-card:hover img {
    filter: grayscale(0%);
}

/* ==================== CONTACT SECTION ==================== */
.contact-section {
    padding: 100px 8%;
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--off-white) 100%);
    text-align: center;
}

.contact-section .section-title {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.contact-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--sea-blue));
    border-radius: 2px;
}

.contact-section .section-subtitle {
    font-size: 1.05rem;
    color: var(--text-gray);
    margin-bottom: 60px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 35px;
    margin-bottom: 50px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.contact-card {
    background: var(--white);
    padding: 40px 25px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 119, 182, 0.1);
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 119, 182, 0.2);
    border-color: var(--sea-blue);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 1.35rem;
    color: var(--dark-blue);
    margin-bottom: 12px;
    font-weight: 600;
}

.contact-card p {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.7;
}

/* ==================== FOOTER ==================== */
.footer {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
    color: var(--white);
    padding: 80px 8% 30px 8%;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="%23FFFFFF" opacity="0.05"/></svg>');
    pointer-events: none;
}

.footer-container {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.footer-about,
.footer-links,
.footer-contact,
.footer-social {
    flex: 1 1 220px;
}

.footer-about h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--sea-blue);
    font-weight: 600;
}

.footer-about p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 10px;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--sea-blue);
    font-weight: 600;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links ul li a:hover {
    color: var(--sea-blue);
    transform: translateX(5px);
}

.footer-contact p {
    font-size: 0.95rem;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
}

.footer-social .social-icons {
    display: flex;
    gap: 15px;
}

.footer-social .social-icons 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: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.footer-social .social-icons a img,
.footer-social .social-icons a svg {
    width: 20px;
    height: 20px;
}

.footer-social .social-icons a:hover {
    background: var(--sea-blue);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 50px;
    padding-top: 25px;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }

    .motto {
        font-size: 1.2rem;
    } 
  }