/* GetSecure.ai - Modern Security News Platform Styles */

:root {
    /* Colors */
    --primary-color: #0066cc;
    --primary-dark: #0052a3;
    --secondary-color: #00d4aa;
    --accent-color: #ff6b35;
    --critical-color: #dc3545;
    --high-color: #fd7e14;
    --medium-color: #ffc107;
    --low-color: #6c757d;
    
    /* Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-dark: #1a1a2e;
    --bg-card: #ffffff;
    
    /* Text */
    --text-primary: #1a1a2e;
    --text-secondary: #6c757d;
    --text-light: #ffffff;
    --text-muted: #adb5bd;
    
    /* Borders */
    --border-color: #e9ecef;
    --border-radius: 8px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, monospace;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.site-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-icon {
    margin-right: var(--spacing-xs);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #16213e 100%);
    color: var(--text-light);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero .highlight {
    color: var(--secondary-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Newsletter Signup */
.newsletter-signup {
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-signup form {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.newsletter-signup input {
    flex: 1;
    padding: var(--spacing-sm);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.newsletter-signup button {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--secondary-color);
    color: var(--text-primary);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.newsletter-signup button:hover {
    background: #00b894;
}

.newsletter-note {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Critical Alerts */
.critical-section {
    background: #fff5f5;
    padding: var(--spacing-xl) 0;
    border-bottom: 3px solid var(--critical-color);
}

.alert-badge {
    background: var(--critical-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.alerts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.alert-card {
    background: var(--bg-card);
    border: 2px solid var(--critical-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.alert-card h3 {
    color: var(--critical-color);
    margin-bottom: var(--spacing-xs);
}

.alert-card .meta {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* News Section */
.news-section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.filters {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s;
}

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

/* News Grid */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s, transform 0.3s;
}

.news-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.news-card .category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.news-card .importance-critical {
    background: var(--critical-color);
}

.news-card .importance-high {
    background: var(--high-color);
}

.news-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}

.news-card h3 a {
    color: var(--text-primary);
    text-decoration: none;
}

.news-card h3 a:hover {
    color: var(--primary-color);
}

.news-card .excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.news-card .meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.news-card .source {
    font-weight: 500;
}

.news-card .keywords {
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
    margin-top: var(--spacing-xs);
}

.news-card .keyword {
    background: var(--bg-secondary);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Load More Button */
.load-more {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

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

/* AI Analysis Section */
.analysis-section {
    background: var(--bg-secondary);
    padding: var(--spacing-xl) 0;
}

.ai-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.section-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.analysis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: var(--spacing-md);
}

.analysis-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid #667eea;
}

.analysis-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.analysis-card h3 a {
    color: var(--text-primary);
    text-decoration: none;
}

.analysis-card h3 a:hover {
    color: #667eea;
}

.analysis-card .ai-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.analysis-card .signal-score {
    background: var(--bg-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-weight: 600;
    color: var(--primary-color);
}

.view-all {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.btn-primary {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

/* Categories Section */
.categories-section {
    padding: var(--spacing-xl) 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.category-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s;
    display: block;
}

.category-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.category-card .category-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.category-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.category-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.category-card .item-count {
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 600;
}

.category-card.security {
    border-color: var(--critical-color);
}

.category-card.ai {
    border-color: #667eea;
}

.category-card.tech {
    border-color: var(--secondary-color);
}

/* Features Section */
.features-section {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature {
    text-align: center;
    padding: var(--spacing-md);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.feature p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Footer */
.site-footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-brand .logo {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    color: var(--text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

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

.footer-column li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.last-updated {
    font-size: 0.85rem;
}

/* Loading State */
.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .news-grid,
    .analysis-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.news-card,
.analysis-card {
    animation: fadeIn 0.5s ease-out;
}

/* Article Page Styles */
.article-page {
    padding: var(--spacing-xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: var(--spacing-lg);
}

.article-category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: var(--spacing-sm);
}

.article-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.ai-badge-small {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-body h2 {
    font-size: 1.75rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.article-body h3 {
    font-size: 1.4rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.article-body p {
    margin-bottom: var(--spacing-md);
}

.article-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.article-tags {
    margin-bottom: var(--spacing-md);
}

.article-tags .tag {
    background: var(--bg-secondary);
    padding: 0.3rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
    margin-right: 0.5rem;
    color: var(--text-secondary);
}

.ai-disclaimer {
    background: #f0f4ff;
    border-left: 4px solid #667eea;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
}

.ai-disclaimer p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}