:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --dark: #1f2937;
    --light: #f8fafc;
    --gray: #6b7280;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.nav-brand h1 {
    color: var(--dark);
    font-size: 1.5rem;
}

.nav-brand span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Articles Section */
.articles {
    padding: 80px 0;
    background: white;
}

.articles h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.article-card {
    background: var(--light);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.article-card h3 {
    color: var(--dark);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.article-meta {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.article-content {
    color: var(--dark);
}

.article-content a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.article-content a:hover {
    text-decoration: underline;
}

/* Signals Section */
.signals {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.signals h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.signals-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.signal-feature {
    text-align: center;
    padding: 2rem;
}

.signal-feature i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.signal-feature h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.cta-section {
    text-align: center;
    background: rgba(255,255,255,0.1);
    padding: 3rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.cta-section h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--secondary);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    margin: 2rem 0;
    transition: transform 0.3s, background 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    background: #0da271;
}

.cta-note {
    opacity: 0.8;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    text-align: center;
    padding: 2rem 0;
}

.disclaimer {
    opacity: 0.7;
    font-size: 0.8rem;
    margin-top: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
}

/* Новые стили для PHP версии */
.read-more-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    margin: 10px 0;
    transition: background 0.3s;
}

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

.article-full-content {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #e0e0e0;
}

.article-footer {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #f0f0f0;
}

.article-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
}

.article-link:hover {
    text-decoration: underline;
}

.no-articles {
    text-align: center;
    padding: 3rem;
    color: var(--gray);
}

.db-status {
    font-size: 0.8rem;
    opacity: 0.7;
    margin-top: 10px;
}