:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-light: #f9fafb;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

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

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

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

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.site-header {
    background-color: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.header-logo {
    max-height: 60px;
    width: auto;
    display: block;
}

.footer-logo {
    max-height: 60px;
    width: auto;
    display: block;
    margin-bottom: 1rem;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.main-nav a {
    color: var(--text-color);
    font-weight: 500;
}

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

.btn-admin {
    background-color: var(--primary-color);
    color: white !important;
    padding: 8px 16px;
    border-radius: 6px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: var(--transition);
}

.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 0;
    text-align: center;
}

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

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.section {
    padding: 80px 0;
}

.partners-logos {
    padding: 64px 0;
}



.partners-logos .section-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.partners-logos .section-header p {
    color: var(--text-light);
    margin-top: 0.5rem;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.partners-logos-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
    align-items: center;
}

.error-404 {
    padding: 88px 0;
}

.error-404-card {
    max-width: 820px;
    margin: 0 auto;
    padding: 40px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.error-404-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 12px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: rgba(231, 76, 60, 0.10);
    color: #e74c3c;
    font-size: 28px;
}

.error-404-code {
    font-size: clamp(56px, 8vw, 96px);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    color: var(--primary-color);
    margin: 10px 0 14px;
}

.error-404-title {
    font-size: clamp(22px, 3.2vw, 34px);
    margin: 0 0 10px;
    color: var(--text-color);
}

.error-404-text {
    max-width: 560px;
    margin: 0 auto 22px;
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.7;
}

.error-404-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 0 0 18px;
}

.error-404-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.error-404-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px 16px;
    padding-top: 10px;
    border-top: 1px dashed var(--border-color);
}

.error-404-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
}

.error-404-links a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .error-404 {
        padding: 64px 0;
    }

    .error-404-card {
        padding: 28px;
        border-radius: 16px;
    }
}

.partner-logo-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: #fff;
    min-height: 88px;
    transition: var(--transition);
}

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

.partner-logo-card img {
    width: 100%;
    max-width: 160px;
    height: 48px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.9;
    transition: var(--transition);
}

.partner-logo-card:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.partners-logos-slider {
    position: relative;
}

.partners-logos-slider .container {
    position: relative;
}

.partners-track {
    display: flex;
    align-items: center;
    gap: 1rem;
    overflow-x: auto;
    padding: 0.25rem 0.25rem 0.75rem;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.partners-track[data-mode="marquee"] {
    scroll-snap-type: none;
    scroll-behavior: auto;
    scrollbar-width: none;
}

.partners-track[data-mode="marquee"]::-webkit-scrollbar {
    display: none;
}

.partners-logos-slider .partners-track {
    padding-left: 56px;
    padding-right: 56px;
    mask-image: linear-gradient(to right, transparent 0, #000 56px, #000 calc(100% - 56px), transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0, #000 56px, #000 calc(100% - 56px), transparent 100%);
}

.partners-track {
    scrollbar-width: thin;
}

.partners-track::-webkit-scrollbar {
    height: 8px;
}

.partners-track::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.15);
    border-radius: 999px;
}

.partners-track .partner-logo-card {
    scroll-snap-align: start;
    flex: 0 0 auto;
    width: 200px;
}

.partners-logos-slider .partners-track .partner-logo-card {
    flex: 0 0 clamp(160px, calc((100% - 3rem) / 4), 240px);
    width: auto;
}

.partners-logos-slider .partner-logo-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(6px);
}

.partners-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.95);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow);
}

.partners-nav.prev { left: 6px; }
.partners-nav.next { right: 6px; }

@media (max-width: 768px) {
    .partners-logos {
        padding: 48px 0;
    }

    .partners-logos-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .partners-track .partner-logo-card {
        width: 160px;
        min-height: 76px;
    }

    .partners-nav {
        display: none;
    }
}

@media (max-width: 520px) {
    .partners-logos-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .partners-logos-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

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

.bg-light {
    background-color: var(--bg-light);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.post-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.post-image {
    height: 200px;
    overflow: hidden;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-content {
    padding: 1.5rem;
}

.post-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.post-content h3 a {
    color: var(--text-color);
}

.post-content h3 a:hover {
    color: var(--primary-color);
}

.post-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.post-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
}

.post-meta i {
    margin-right: 0.25rem;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.event-card {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 1rem;
    transition: var(--transition);
}

.event-card:hover {
    box-shadow: var(--shadow-lg);
}

.event-date {
    background-color: var(--primary-color);
    color: white;
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    min-width: 80px;
}

.event-date .day {
    display: block;
    font-size: 2rem;
    font-weight: bold;
}

.event-date .month {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.event-content h3 {
    margin-bottom: 0.5rem;
}

.event-content h3 a {
    color: var(--text-color);
}

.event-content p {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.event-content i {
    margin-right: 0.5rem;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.features-list {
    list-style: none;
}

.features-list li {
    padding: 0.5rem 0;
    color: var(--text-color);
}

.features-list i {
    color: var(--success-color);
    margin-right: 0.5rem;
}

.about-image img {
    border-radius: 8px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.info-item h4 {
    margin-bottom: 0.25rem;
}

.info-item p {
    color: var(--text-light);
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.site-footer {
    background-color: var(--text-color);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-col h3,
.footer-col h4 {
    margin-bottom: 1rem;
}

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

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

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
}

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

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.8);
}

.text-center {
    text-align: center;
}

.breadcrumbs {
    padding: 1rem 0;
    background-color: var(--bg-light);
}

.breadcrumbs ol {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.breadcrumbs li:not(:last-child)::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--text-light);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: var(--shadow);
        display: none;
    }
    
    .main-nav.active {
        display: block;
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: 1rem;
        gap: 0;
    }
    
    .main-nav li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .main-nav a {
        display: block;
        padding: 1rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .posts-grid,
    .events-grid {
        grid-template-columns: 1fr;
    }
}