/*
   Global Styles & Variables
   Modern News Portal Design
   Responsive & Mobile-First Approach
*/

:root {
    --primary-color: #1a1a2e;
    --accent-color: #e94560;
    --secondary-color: #16213e;
    --text-color: #333;
    --light-text: #f5f5f5;
    --bg-color: #ffffff;
    --card-bg: #f8f9fa;
    --border-color: #e0e0e0;
    --shadow: 0 4px 12px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    background: var(--primary-color);
    color: var(--light-text);
    padding: 0.5rem 5px; /* Mobile: max 5px margin */
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--light-text);
    text-decoration: none;
    letter-spacing: 1px;
}

.logo span {
    color: var(--accent-color);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--light-text);
    margin: 3px 0;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-menu a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.8rem;
    border-radius: 4px;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover {
    background: rgba(255,255,255,0.1);
    color: var(--accent-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-menu a:hover::after {
    width: 80%;
}

/* Search Bar */
.search-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-bar {
    padding: 0.5rem;
    border: none;
    border-radius: 4px;
    background: rgba(255,255,255,0.1);
    color: var(--light-text);
    width: 150px;
    transition: var(--transition);
}

.search-bar:focus {
    background: rgba(255,255,255,0.2);
    outline: none;
    width: 200px;
}

/* Main Content Container */
.container {
    max-width: 1400px;
    margin: 5px auto;
    padding: 0 5px; /* Mobile: max 5px margin */
}

/* Article Modules */
.article-module {
    margin-bottom: 2rem;
}

.module-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-color);
}

/* Article Grid System */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

/* Article Cards - Multiple Variations */
.article-card {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

/* Style 1: Large Featured Article */
.article-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    background: white;
    border: 2px solid var(--accent-color);
}

.article-card.featured .article-image {
    height: 300px;
}

.article-card.featured .article-content {
    padding: 1.5rem;
    justify-content: center;
}

/* Style 2: Standard Card */
.article-card.standard .article-image {
    height: 180px;
}

.article-card.standard .article-content {
    padding: 1rem;
}

/* Style 3: Compact Card (No Image) */
.article-card.compact {
    background: white;
    border-left: 4px solid var(--accent-color);
}

.article-card.compact .article-content {
    padding: 1rem;
}

/* Style 4: Video Article */
.article-card.video {
    position: relative;
}

.article-card.video .play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(233, 69, 96, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    z-index: 2;
}

/* Style 5: Breaking News */
.article-card.breaking {
    background: linear-gradient(135deg, var(--accent-color), #c73651);
    color: white;
    border: none;
}

.article-card.breaking .article-meta,
.article-card.breaking .article-title {
    color: white;
}

.article-card.breaking .breaking-badge {
    background: rgba(255,255,255,0.2);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.8rem;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 0.5rem;
}

/* Article Components */
.article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(45deg, #f0f0f0, #e0e0e0);
    position: relative;
}

.article-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.1));
}

/* Second Module Styles - Different from First Module */
.second-module {
    margin-top: 2rem;
}

.module-title-second {
    font-size: 1.7rem;
    font-weight: 800;
    color: var(--secondary-color);
    margin-bottom: 1.2rem;
    padding-bottom: 0.6rem;
    border-bottom: 3px solid #16a085;
    background: linear-gradient(to right, #16a085, #16213e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.article-grid-second {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 10px;
}

/* Alternative styles for second module articles - Enhanced */
.article-card.alternative {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    border: none;
    background: linear-gradient(to bottom, #ffffff, #f8fafc);
}

.article-card.alternative::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, var(--accent-color), #16a085);
    border-radius: 12px 12px 0 0;
}

.article-card.alternative:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(142, 68, 173, 0.15);
    background: linear-gradient(to bottom, #ffffff, #f0f7ff);
}

.article-card.alternative .article-image {
    border-radius: 12px 12px 0 0;
    transition: transform 0.3s ease;
}

.article-card.alternative:hover .article-image {
    transform: scale(1.03);
}

.article-card.alternative .article-category {
    background: linear-gradient(135deg, var(--accent-color), #ff6b6b);
    color: white;
    padding: 0.3rem 0.9rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
    width: fit-content;
    margin-bottom: 0.8rem;
    box-shadow: 0 2px 5px rgba(233, 69, 96, 0.2);
}

.article-card.alternative .article-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.7rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.article-card.alternative .article-content {
    padding: 1.4rem;
    position: relative;
    z-index: 1;
}

.article-card.alternative .article-meta {
    border-top: 1px solid #eef2f7;
    padding-top: 0.9rem;
    margin-top: auto;
    color: #64748b;
}

.article-card.alternative .article-author {
    color: #334155;
    font-weight: 600;
}

.article-card.alternative .article-time {
    color: #94a3b8;
    font-style: normal;
    font-size: 0.8rem;
}

/* Enhanced hover effect for article image */
.article-card.alternative .article-image {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.article-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.article-category {
    color: var(--accent-color);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    letter-spacing: 0.5px;
}

.article-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.7rem;
    line-height: 1.3;
    color: var(--primary-color);
}

.article-excerpt {
    font-size: 0.95rem;
    color: #666;

}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #888;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.article-author {
    font-weight: 600;
}

.article-time {
    font-style: italic;
}

/* Interactive Elements */
.btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background: #c73651;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-outline:hover {
    background: var(--accent-color);
    color: white;
}

/* Category Filter */
.category-filter {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 1rem 0;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 8px;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* Detail Page Styles */
.detail-article {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.detail-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.detail-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.detail-meta {
    display: flex;
    gap: 1.5rem;
    color: #666;
    font-size: 0.95rem;
    flex-wrap: wrap;
}

.detail-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    background: linear-gradient(45deg, #f0f0f0, #e0e0e0);
}

.detail-content {
    padding: 2rem 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #444;
}

.detail-content p {
    margin-bottom: 1.5rem;
}

.detail-content h2 {
    color: var(--primary-color);
    margin: 1.5rem 0 1rem;
    font-size: 1.8rem;
}

.detail-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    border-radius: 0 4px 4px 0;
}

/* Related Articles */
.related-articles {
    background: var(--card-bg);
    padding: 2rem;
    margin-top: 2rem;
    border-radius: 8px;
}

.related-articles h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

/* Legal Pages */
.legal-content {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.legal-content h1 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.legal-content h2 {
    color: var(--secondary-color);
    margin: 1.5rem 0 1rem;
    font-size: 1.4rem;
}

.legal-content h3 {
    color: var(--secondary-color);
    margin: 1.2rem 0 0.8rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.legal-content p {
    margin-bottom: 1rem;
    color: #555;
}

.legal-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
}

/* Specific styles for Privacy and Terms pages */
.privacy-content, .terms-content {
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    line-height: 1.7;
    color: #444;
}

.privacy-content h2, .terms-content h2 {
    color: var(--accent-color);
    font-size: 1.8rem;
    margin: 1.8rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.privacy-content h3, .terms-content h3 {
    color: var(--secondary-color);
    font-size: 1.4rem;
    margin: 1.5rem 0 0.8rem;
    font-weight: 600;
}

.privacy-content p, .terms-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
    text-align: justify;
}

.privacy-content b, .terms-content b,
.privacy-content strong, .terms-content strong {
    color: var(--primary-color);
    font-weight: 600;
}

.privacy-content .mm, .terms-content .mm {
    background: rgba(233, 69, 96, 0.1);
    color: var(--accent-color);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-weight: 500;
}

.privacy-content .title, .terms-content .title {
    background: var(--card-bg);
    padding: 1.2rem;
    border-radius: 8px;
    margin: 1rem 0;
    border-left: 4px solid var(--accent-color);
}

.privacy-content ul, .terms-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.privacy-content li, .terms-content li {
    margin-bottom: 0.6rem;
    line-height: 1.6;
}

.privacy-content a, .terms-content a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

.privacy-content a:hover, .terms-content a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Table of Contents for legal pages */
.toc-container {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
}

.toc-title {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

.toc-list {
    margin: 0;
    padding-left: 1.2rem;
}

.toc-list p {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background: var(--primary-color);
    color: var(--light-text);
    padding: 10px; /* Mobile: max 5px margin */
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 0 5px;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent-color);
    font-size: 1.2rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    color: #aaa;
    font-size: 0.9rem;
}

/* Loading Animation */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Fade-in Animation */
.fade-in {
    opacity: 1;
    transform: translateY(10px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Menu - Active State */
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Responsive Design - Mobile First */
@media (max-width: 768px) {
    /* Header & Navigation */
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 60px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: var(--primary-color);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 2rem;
        transition: var(--transition);
    }

    .nav-menu.active {
        right: 0;
    }

    .search-container {
        display: none; /* Hide search on mobile header */
    }

    .nav-menu .search-container {
        display: flex;
        margin-top: 1rem;
        padding: 0 1rem;
        width: 100%;
    }

    .nav-menu .search-bar {
        width: 100%;
    }

    .nav-menu .search-bar:focus {
        width: 100%;
    }

    /* Article Grid */
    .article-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .article-card.featured {
        grid-template-columns: 1fr;
        display: block;
    }
    
    /* Module Styles for Mobile */
    .article-module {
        margin-bottom: 1.5rem;
    }
    
    .module-title {
        font-size: 1.3rem;
        padding-bottom: 0.3rem;
        margin-bottom: 0;
    }
    .article-grid,.article-module,.article-grid-second,.detail-content p{
        margin-bottom: 5px !important;
    }
    .second-module,#load-more-btn{
        margin-top: 5px !important;
    }
    .detail-header{
        padding: 5px !important;
    }
    .module-title-second {
        font-size: 1.5rem;
        padding-bottom: 0.4rem;
    }
    
    .article-grid-second {
        grid-template-columns: 1fr !important;
        padding: 0.5rem;
        gap: 1rem;
    }
    
    .article-card.alternative {
        margin-bottom: 1rem;
    }
    
    .article-card.alternative .article-content {
        padding: 1rem;
    }

    .article-card.featured .article-image {
        height: 200px;
    }

    /* Detail Page */
    .detail-title {
        font-size: 1.8rem;
    }

    .detail-image {
        height: 250px;
    }

    .detail-content {
        padding: 1.5rem 1rem;
        font-size: 1rem;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* Legal Pages */
    .legal-content {
        padding: 1.5rem 1rem;
    }

    /* Category Filter */
    .category-filter {
        gap: 0.3rem;
        padding: 0.8rem;
    }

    .filter-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
}

/* Tablet & Desktop Enhancements */
@media (min-width: 769px) and (max-width: 1024px) {
    .article-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .article-card.featured {
        grid-column: 1 / -1;
    }
    
    /* Module Styles for Tablet */
    .article-module {
        margin-bottom: 1.8rem;
    }
    
    .module-title {
        font-size: 1.4rem;
    }
    
    .module-title-second {
        font-size: 1.6rem;
    }
    
    .article-grid-second {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1.2rem;
    }
}

/* High-resolution displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    header, footer, .category-filter, .btn {
        display: none;
    }

    .detail-article {
        box-shadow: none;
        border: 1px solid #000;
    }
}