/* Enhanced Modern Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --accent: #f093fb;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --light: #f8fafc;
    --dark: #1e293b;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
}

.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Admin Link (Hidden Button) */
.admin-link {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: var(--box-shadow-lg);
    z-index: 1000;
    transition: var(--transition);
    text-decoration: none;
}

.admin-link:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Header */
header {
    background: white;
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 0;
    gap: 2rem;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: var(--transition);
}

.nav-brand a:hover {
    transform: translateY(-2px);
}

.brand-text {
    font-size: 1.5rem;
}

.brand-sub {
    font-size: 0.9rem;
    opacity: 0.8;
}

.nav-search {
    flex: 1;
    max-width: 500px;
}

.nav-search form {
    display: flex;
    border-radius: 50px;
    overflow: hidden;
    background: var(--light);
    border: 2px solid transparent;
    transition: var(--transition);
}

.nav-search form:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.nav-search input {
    flex: 1;
    padding: 0.9rem 1.5rem;
    border: none;
    outline: none;
    font-size: 1rem;
    background: transparent;
}

.nav-search button {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border: none;
    padding: 0 1.8rem;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.nav-search button:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-menu a:hover {
    color: var(--primary);
    transform: translateY(-2px);
}

/* Hero Section */
.hero-modern {
    padding: 3rem 0 2rem;
    text-align: center;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--gray);
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
}

.hero-modern h1 {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    font-weight: 800;
}

.hero-modern .subtitle {
    font-size: 1.3rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--gray);
    font-size: 1rem;
}

.stat-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

/* Wikipedia Summary */
.wiki-summary {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--box-shadow);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
}

.wiki-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #f0f0f0;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray);
    margin-bottom: 1rem;
}

.wiki-content h2 {
    color: var(--dark);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.wiki-content p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.wiki-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.wiki-link:hover {
    gap: 0.8rem;
}

.wiki-image img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

/* Content Layout */
.content-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
    margin-bottom: 3rem;
}

.main-feed {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 1.8rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.article-count {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Article Cards */
.article-card {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: grid;
    grid-template-columns: 300px 1fr;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.article-card.featured {
    grid-template-columns: 1fr;
    grid-template-rows: 400px 1fr;
}

.article-image {
    position: relative;
    overflow: hidden;
    height: 100%;
}

.article-card.featured .article-image {
    height: 400px;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.article-card:hover .article-image img {
    transform: scale(1.1);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.article-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--gray);
}

.source {
    color: var(--primary);
    font-weight: 600;
}

.category-badge {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.8rem;
}

.article-body h3 {
    font-size: 1.4rem;
    color: var(--dark);
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.article-card.featured .article-body h3 {
    font-size: 1.8rem;
}

.excerpt {
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-light);
}

.author {
    color: var(--gray);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.read-more {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.read-more:hover {
    gap: 0.8rem;
}

/* Sidebar */
.sidebar-modern {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.widget-modern {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.widget-modern h3 {
    font-size: 1.2rem;
    color: var(--dark);
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--light);
}

.tag-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.tag-modern {
    background: var(--light);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid transparent;
}

.tag-modern:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    transform: translateY(-2px);
}

.category-list-modern {
    list-style: none;
}

.category-list-modern li {
    margin-bottom: 0.8rem;
}

.category-list-modern a {
    color: var(--dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.category-list-modern a:hover {
    background: var(--light);
    color: var(--primary);
    padding-left: 1rem;
}

.trending-widget {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.trending-widget h3 {
    color: white;
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.trending-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.trending-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: white;
    transition: var(--transition);
}

.trending-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(5px);
}

.trend-number {
    width: 30px;
    height: 30px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.trend-text {
    flex-grow: 1;
    font-weight: 500;
}

.trend-icon {
    opacity: 0.7;
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    margin-top: 4rem;
    padding: 3rem 0 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3, .footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: var(--gray-light);
    line-height: 1.7;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.6rem;
}

.footer-section ul li a {
    color: var(--gray-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: white;
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-light);
}

.cache-info {
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* ===========================
   ANALYTICS PAGE STYLES
   =========================== */

.analytics-page {
    background: #f0f2f5;
}

.analytics-header {
    background: white;
    box-shadow: var(--box-shadow);
    padding: 1.5rem 0;
    margin-bottom: 2rem;
}

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

.header-content h1 {
    font-size: 2rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 0.5rem;
}

.header-content p {
    color: var(--gray);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.back-btn:hover {
    gap: 0.8rem;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.header-actions select {
    padding: 0.7rem 1.2rem;
    border-radius: var(--border-radius);
    border: 2px solid var(--gray-light);
    background: white;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
}

.header-actions select:focus {
    outline: none;
    border-color: var(--primary);
}

.refresh-btn {
    padding: 0.7rem 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.analytics-main {
    padding-bottom: 3rem;
}

/* Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.metric-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    display: flex;
    gap: 1.5rem;
    align-items: center;
    transition: var(--transition);
}

.metric-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.metric-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.metric-data h3 {
    font-size: 2.2rem;
    color: var(--dark);
    margin-bottom: 0.3rem;
}

.metric-data p {
    color: var(--gray);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.metric-change {
    font-size: 0.85rem;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.metric-change.positive {
    color: var(--success);
}

.metric-change.negative {
    color: var(--danger);
}

/* Trend Cards */
.trend-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.trend-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    display: flex;
    gap: 1rem;
    align-items: center;
}

.trend-card i {
    font-size: 2.5rem;
    color: var(--primary);
}

.trend-card h4 {
    font-size: 1.2rem;
    color: var(--dark);
    margin-bottom: 0.3rem;
}

.trend-card p {
    font-size: 0.9rem;
}

.trend-card .positive {
    color: var(--success);
    font-weight: 600;
}

.trend-card .negative {
    color: var(--danger);
    font-weight: 600;
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.chart-card.wide {
    grid-column: 1 / -1;
}

.chart-card h3 {
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

/* Data Tables */
.tables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.data-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.data-card.full-width {
    grid-column: 1 / -1;
}

.data-card h3 {
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.data-table {
    overflow-x: auto;
}

.data-table table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-light);
}

.data-table th {
    background: var(--light);
    font-weight: 600;
    color: var(--dark);
    position: sticky;
    top: 0;
}

.data-table tr:hover {
    background: var(--light);
}

.data-table .rank {
    font-weight: 700;
    color: var(--primary);
}

.data-table .keyword {
    font-weight: 600;
    color: var(--dark);
}

.data-table .referrer {
    color: var(--gray);
    font-size: 0.9rem;
}

.progress-bar {
    position: relative;
    height: 30px;
    background: var(--light);
    border-radius: 50px;
    overflow: hidden;
}

.progress-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    transition: width 0.5s ease;
}

.progress-bar span {
    position: relative;
    z-index: 1;
    display: block;
    padding: 0.4rem 1rem;
    font-weight: 600;
    color: var(--dark);
    font-size: 0.85rem;
}

.badge {
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: capitalize;
}

.badge-organic_search {
    background: #d1fae5;
    color: #065f46;
}

.badge-social {
    background: #dbeafe;
    color: #1e40af;
}

.badge-referral {
    background: #fef3c7;
    color: #92400e;
}

.badge-direct {
    background: #e0e7ff;
    color: #3730a3;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.stat-group h4 {
    color: var(--dark);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--gray-light);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    color: var(--gray);
    font-weight: 500;
}

.stat-value {
    color: var(--primary);
    font-weight: 700;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .content-layout {
        grid-template-columns: 1fr;
    }
    
    .article-card {
        grid-template-columns: 1fr;
    }
    
    .article-card .article-image {
        height: 250px;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .nav-search {
        order: 3;
        max-width: 100%;
        width: 100%;
    }
    
    .navbar {
        flex-wrap: wrap;
    }
    
    .hero-modern h1 {
        font-size: 2rem;
    }
    
    .wiki-summary {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .tables-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .article-card.featured {
        grid-template-rows: 250px 1fr;
    }
    
    .article-card.featured .article-image {
        height: 250px;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        margin-top: 1rem;
    }
}