:root {
    /* Colors */
    --bg-color: #FDFBF7;
    /* Warm white/cream */
    --text-primary: #1F2937;
    /* Dark grey */
    --text-secondary: #4B5563;
    /* Medium grey */
    --accent-color: #F82A19;
    /* Brand Red */
    --accent-hover: #F82A19;
    /* Lighter Red for hover */
    --card-bg: #FFFFFF;
    --border-color: #E5E7EB;

    /* Typography */
    --font-sans: 'Poppins', sans-serif;
    --font-serif: 'Lora', serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.site-header {
    padding: 0.5rem 0;
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 3rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left,
.header-right {
    flex: 1;
    display: flex;
    align-items: center;
}

.header-right {
    justify-content: flex-end;
}

.header-center {
    flex: 2;
    text-align: center;
}

.header-icon {
    height: 110px;
    /* Much bigger */
    width: auto;
    object-fit: contain;
}

.logo {
    font-family: var(--font-sans);
    /* Changed to Sans for Bold look */
    font-size: 3rem;
    /* Much bigger */
    font-weight: 800;
    /* Extra Bold */
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin: 0;
    line-height: 1.1;
}

.header-subtitle {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.2rem;
}

.brand-ai {
    color: var(--accent-color);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.1rem;
    transition: color 0.2s ease;
}

.main-nav a:hover {
    color: var(--accent-color);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none !important;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
    padding: 0.5rem;
}

/* Mobile Nav Container */
.mobile-nav {
    display: none;
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 1rem 0;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.mobile-nav.open {
    display: block;
}

.mobile-nav ul {
    list-style: none;
    padding: 0 2rem;
}

.mobile-nav li {
    margin-bottom: 1rem;
}

.mobile-nav a {
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
    display: block;
}

.mobile-sub-menu {
    margin-left: 1rem;
    margin-top: 0.5rem;
    display: none;
    border-left: 2px solid var(--border-color);
    padding-left: 1rem;
}

.mobile-sub-menu.open {
    display: block;
}

.mobile-sub-menu a {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: var(--card-bg);
    min-width: 200px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    border-radius: 8px;
    padding: 0.5rem 0;
    border: 1px solid var(--border-color);
}

.dropdown-content a {
    color: var(--text-primary);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    font-size: 0.95rem;
}

.dropdown-content a:hover {
    background-color: #f3f4f6;
    color: var(--accent-color);
}

.dropdown.show .dropdown-content {
    display: block;
}

/* Main Content */
#main-content {
    width: 100%;
    max-width: 1000px;
    /* Constrain width for readability */
    margin: 0 auto;
}

.date-section {
    margin-bottom: 4rem;
}

.date-header {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.header-date {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-left: 1rem;
    font-family: var(--font-sans);
}

.dropdown-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
}

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

/* Footer */
.site-footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    /* For image */
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border-color: var(--accent-color);
}

.card-image-container {
    width: 100%;
    height: 180px;
    background-color: #f3f4f6;
    overflow: hidden;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.category {
    color: var(--accent-color);
    font-weight: 600;
}

.source {
    color: var(--text-secondary);
}

.card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.card-title a:hover {
    color: var(--accent-color);
}

.card-summary {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    /* Pushes footer down */
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: auto;
}

.read-more {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.read-more:hover {
    color: var(--accent-hover);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.modal.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background-color: var(--card-bg);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    border-radius: 12px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}





.modal-body-content {
    padding: 2rem;
}

.modal-image-container {
    width: 100%;
    height: 300px;
    margin-bottom: 2rem;
    border-radius: 8px;
    overflow: hidden;
    background-color: #f3f4f6;
    position: relative;
    /* For absolute positioning of close button */
}

.modal-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.close-button {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.9);
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.close-button:hover {
    background-color: #ffffff;
    transform: scale(1.1);
}

.modal-footer {
    margin-top: 2rem;
    display: flex;
    justify-content: flex-end;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease;
    font-family: var(--font-sans);
}

.btn-primary:hover {
    background-color: #d92516;
    /* Slightly darker shade */
}

.modal-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.modal-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

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

.article-text p {
    margin-bottom: 1.5rem;
}

.author-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
    text-align: center;
}

.author-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 4px solid var(--border-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-wrap: nowrap;
        gap: 0.5rem;
    }

    .header-left {
        flex: 0 0 auto;
    }

    .header-center {
        flex: 1;
        text-align: center;
        padding-left: 0;
        min-width: 0;
        /* Allow text truncation/wrapping */
    }

    .header-subtitle {
        font-size: 0.8rem;
        line-height: 1.2;
    }

    .header-right {
        flex: 0 0 auto;
    }

    .main-nav {
        display: none !important;
    }

    .mobile-menu-btn {
        display: block !important;
    }

    .logo {
        font-size: 1.5rem;
    }

    .header-icon {
        height: 50px;
    }

    .container {
        padding: 0 1rem;
    }
}