@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #094b65;
    --text-color: #333;
    --bg-color: #f5f5f5;
    --accent-color: #0083B0;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Header Styles */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    width: 50px;
    height: 50px;
    border-radius: 10px;
}

.logo-text {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 600;
}

/* Navigation */
.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
}

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

/* Main Content */
.main-content {
    margin-top: 100px;
    padding: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.section {
    margin-bottom: 4rem;
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.section-title {
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 600;
}

.section-icon {
    font-size: 2rem;
    color: var(--accent-color);
}

.section-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.section-text {
    font-size: 1.1rem;
}

.section-image {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.highlight-box {
    background: rgba(9, 75, 101, 0.1);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 10px 10px 0;
}

.highlight-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.list {
    list-style: none;
    margin: 1rem 0;
}

.list li {
    margin-bottom: 0.8rem;
    padding-left: 0;
    position: relative;
    color: var(--text-color);
}

.list li::before {
    display: none;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--primary-color);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* Enhanced Responsive Design */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 1rem;
        flex-direction: column;
        text-align: center;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        gap: 1rem;
    }

    .nav.active {
        display: flex;
    }

    .section-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .section-image {
        order: -1;
        max-height: 300px;
        object-fit: cover;
    }

    .section {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }

    .section-header {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .highlight-box {
        padding: 1rem;
        margin: 1rem 0;
    }

    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
}

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

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

    .logo-text {
        font-size: 1rem;
    }

    .main-content {
        margin-top: 80px;
        padding: 1rem;
    }

    .section {
        padding: 1rem;
        border-radius: 15px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section-icon {
        font-size: 1.5rem;
    }

    .section-text {
        font-size: 1rem;
    }

    .highlight-title {
        font-size: 1.1rem;
    }

    .list li {
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
    }

    .back-to-top {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
}