:root {
    --header-bg-start: #3B53A4;
    --header-bg-end: #1E2D6D;
    --text-color-dark: #343a40;
    --text-color-light: #555;
    --section-bg: #ffffff;
    --main-bg-light: #f4f7f6;
    --border-color-light: #e9ecef;
    --icon-color: #007bff;
    --link-hover-bg: #e0f2f7;
    --accent-blue: #0d6efd;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    background-color: var(--main-bg-light);
    color: var(--text-color-dark);
    scroll-behavior: smooth;
}


.header-section {
    background: linear-gradient(135deg, var(--header-bg-start) 0%, var(--header-bg-end) 100%);
    color: white;
    padding: 100px 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.header-icon {
    font-size: 3.5rem;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px auto;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.header-section h1 {
    font-size: 3.2rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.header-section .lead {
    font-size: 1.15rem;
    font-weight: 300;
    max-width: 700px;
    margin: 0 auto 20px auto;
    line-height: 1.7;
}

.last-updated-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}


.main-content-bg {
    background-color: var(--main-bg-light);
}


.navigation-grid {
    background-color: var(--section-bg);
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    padding: 25px 20px;
    margin-bottom: 50px !important;
}

.nav-link-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-radius: 8px;
    color: var(--text-color-dark);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
    background-color: transparent;
    border: 1px solid var(--border-color-light);
    height: 100%;
}

.nav-link-item i {
    font-size: 1.2rem;
    margin-right: 15px;
    color: var(--icon-color);
    transition: color 0.2s ease-in-out;
}

.nav-link-item:hover {
    background-color: var(--link-hover-bg);
    color: var(--header-bg-start);
    border-color: var(--icon-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.nav-link-item:hover i {
    color: var(--header-bg-start);
}


.content-section {
    background-color: var(--section-bg);
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    padding: 40px;
    margin-bottom: 30px;
}

.content-section h2 {
    color: var(--header-bg-start);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color-light);
}

.content-section p {
    color: var(--text-color-light);
    margin-bottom: 1rem;
}

.content-section ul {
    list-style: none;
    padding-left: 0;
    margin-top: 1.5rem;
}

.content-section ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    color: var(--text-color-light);
}

.content-section ul li::before {
    content: "\f058";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--icon-color);
    font-size: 0.9em;
    top: 3px;
}

.content-section strong {
    color: var(--text-color-dark);
}

.content-section a {
    color: var(--icon-color);
    text-decoration: underline;
    text-decoration-color: rgba(var(--icon-color), 0.5);
    transition: text-decoration-color 0.2s ease;
}

.content-section a:hover {
    color: var(--accent-blue);
    text-decoration-color: var(--accent-blue);
}


@media (max-width: 767.98px) {
    .header-section {
        padding: 60px 0;
    }

    .header-section h1 {
        font-size: 2.5rem;
    }

    .header-section .lead {
        font-size: 1rem;
    }

    .header-icon {
        width: 80px;
        height: 80px;
        font-size: 2.8rem;
    }

    .navigation-grid {
        padding: 15px 10px;
    }

    .nav-link-item {
        padding: 12px 15px;
        font-size: 0.9rem;
    }

    .nav-link-item i {
        font-size: 1rem;
        margin-right: 10px;
    }

    .content-section {
        padding: 30px;
    }

    .content-section h2 {
        font-size: 1.5rem;
    }
}

.footer-minimal {
    background-color: var(--header-bg-start);
    padding: 20px 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-minimal p {
    margin-bottom: 0;
}