/* ===== CSS VARIABLES ===== */
:root {
    --color-primary: #000000;
    --color-secondary: #c41e3a;
    --color-text: #1a1a1a;
    --color-text-light: #555555;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-border: #e0e0e0;
    --color-ad-bg: #fff8e6;
    --color-ad-border: #ffc107;
    
    --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-heading: var(--font-base);
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    --container-max: 1200px;
    --border-radius: 8px;
    --transition: 0.2s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-base);
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition);
}

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: var(--spacing-sm); }

/* ===== LAYOUT ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-lg) 0;
}

.section:nth-child(even) {
    background: var(--color-bg-alt);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background: #a01830;
    border-color: #a01830;
    color: white;
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-secondary);
    border-color: var(--color-secondary);
}

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

.btn-text {
    background: none;
    border: none;
    color: var(--color-secondary);
    padding: 0.5rem;
    font-weight: 500;
}

.btn-text:hover {
    color: var(--color-primary);
}

/* ===== HEADER ===== */
.site-header {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.article-layout {
    display: flex;
    gap: 30px;
}
.main-nav a {
    font-size: 1rem;
    font-weight: 700;
}
.article-sidebar {
    width: 300px;
    min-width: 300px;
    padding: 0 0 0 15px;
}
.article-main {
    flex-grow: 1;
}
.article-sidebar ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}
.container {
    padding-left: 15px !important;
    padding-right: 15px !important;
}
ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}
.ad-block {
    margin-bottom: 1rem;
}
.hero__img {
    display: block;
    margin: 20px  auto 0;
    border-radius: 5px;
    width: 100%;
    height: auto;
}
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1rem;
    color: var(--color-primary);
    text-transform: uppercase;
}
.article-card-horizontal {
    margin-bottom: 2rem;
    border: 1px solid #fff;
    background: #fff;
    border-radius: 5px;
    overflow: hidden;
}
.article-card-horizontal img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
}
.logo-icon,
.ad-content .btn { display: none; }

.main-nav ul {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}
.article-main img {
    display: block;
    border-radius: 5px;
    width: 100%;
    height: auto;
    margin: 15px auto;
}
.main-nav a {
    color: var(--color-text);
    font-weight: 700;
    padding: var(--spacing-xs) 0;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== HERO ===== */
.hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
    text-align: center;
}

.hero h1 {
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
}

/* ===== ARTICLE CARDS ===== */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.article-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: box-shadow var(--transition);
}

.article-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.article-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.article-card-content {
    padding: var(--spacing-md);
}

.category {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

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

.article-card h3 a:hover {
    color: var(--color-secondary);
}

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

.article-meta {
    font-size: 0.875rem;
    color: var(--color-text-light);
    display: flex;
    gap: var(--spacing-sm);
}

/* ===== AD BLOCKS ===== */
.ad-section {
    background: var(--color-bg);
}

.ad-block {
    background: var(--color-ad-bg);
    border: 2px dashed var(--color-ad-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    position: relative;
}

.ad-label {
    position: absolute;
    top: -12px;
    left: var(--spacing-md);
    background: var(--color-ad-border);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    text-transform: uppercase;
}

/* ===== POPULAR LIST ===== */
.popular-list {
    list-style: none;
}

.popular-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.popular-list li:last-child {
    border-bottom: none;
}

.popular-title {
    display: block;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.popular-title:hover {
    color: var(--color-secondary);
}

.popular-meta {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* ===== CATEGORIES ===== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.category-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    transition: border-color var(--transition);
}

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

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

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

.category-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ===== FEATURED ARTICLE ===== */
.featured-article {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-md);
    align-items: center;
}

.featured-article img {
    border-radius: var(--border-radius);
}

/* ===== NEWSLETTER ===== */
.newsletter-box {
    background: var(--color-primary);
    color: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
}

.newsletter-box h3 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.newsletter-box p {
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
    text-align: left;
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.form-group select {
     width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: #fff;
}

.form-group textarea {
     width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: #fff;
}
.contact-form {
    margin-bottom: 2rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-secondary);
}

.checkbox-label {
    display: flex;
    gap: var(--spacing-xs);
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.checkbox-label input {
    margin-top: 0.25rem;
}

.form-note {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-bottom: var(--spacing-sm);
}

.newsletter-form .btn {
    width: 100%;
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

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

.footer-brand p {
    opacity: 0.9;
    margin-bottom: var(--spacing-sm);
}

.footer-contact a {
    color: white;
}

.footer-links h4 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

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

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

.footer-links a {
    color: rgba(255,255,255,0.85);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: var(--spacing-md);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
    opacity: 0.85;
}

.footer-disclaimer {
    font-size: 0.85rem;
    font-style: italic;
}

.footer-operator {
    font-weight: 500;
}

/* ===== UTILITY ===== */
.hidden { display: none !important; }
.text-center { text-align: center; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .featured-article {
        grid-template-columns: 1fr;
    }
    .article-layout  {
        flex-direction: column-reverse;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .main-nav { display: none; }
    .mobile-menu-toggle { display: block; }
    
    .mobile-menu {
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-md);
    }
    
    .mobile-menu ul {
        list-style: none;
    }
    
    .mobile-menu li {
        margin-bottom: var(--spacing-sm);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        order: 1;
    }
    
    .footer-links {
        order: 2;
    }
    
    .checkbox-label {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-md) 0;
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.95rem;
    }
}