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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --dark-color: #1a1a1a;
    --light-color: #ecf0f1;
    --white: #ffffff;
    --gray: #7f8c8d;
    --light-gray: #bdc3c7;
    --border-radius: 8px;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
}

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

.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
    object-fit: cover;
}

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

.nav-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
    background-color: rgba(52, 152, 219, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.3);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

.main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.3s both;
}

.hero-image {
    margin-top: 2rem;
    animation: fadeIn 1s ease 0.6s both;
}

.hero-image img {
    max-width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.blog-posts {
    padding: 4rem 0;
    background: var(--light-color);
}

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

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

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

.post-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.post-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.post-content {
    padding: 1.5rem;
}

.post-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

.read-more-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--secondary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
}

.read-more-btn:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

.stats {
    padding: 3rem 0;
    background: var(--primary-color);
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255,255,255,0.1);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.05);
}

.stat-item h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--warning-color);
}

.about-hero,
.contact-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 3rem 0;
    text-align: center;
}

.about-hero h1,
.contact-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.team {
    padding: 4rem 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.team-member {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.team-member img {
    border-radius: 50%;
    margin-bottom: 1rem;
    object-fit: cover;
}

.team-member h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 4rem;
}

.about-text h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.about-text p {
    margin-bottom: 2rem;
    line-height: 1.8;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-content {
    padding: 4rem 0;
}

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

.contact-info h2,
.contact-form-container h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
}

.contact-icon {
    margin-right: 1rem;
    color: var(--secondary-color);
    padding: 0.5rem;
    background: var(--white);
    border-radius: 50%;
}

.contact-details h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-registration {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--warning-color);
    color: var(--white);
    border-radius: var(--border-radius);
    text-align: center;
}

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

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.5;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--light-gray);
    border-radius: 3px;
    position: relative;
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-weight: bold;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: var(--secondary-color);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

.post-article {
    padding: 2rem 0;
    max-width: 900px;
    margin: 0 auto;
}

.post-header {
    text-align: center;
    margin-bottom: 3rem;
}

.post-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.post-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    color: var(--gray);
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.post-featured-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.post-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--dark-color);
}

.post-intro {
    font-size: 1.3rem;
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(52, 152, 219, 0.1);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--secondary-color);
}

.post-content h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin: 2.5rem 0 1rem 0;
    border-bottom: 2px solid var(--light-color);
    padding-bottom: 0.5rem;
}

.post-content h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin: 2rem 0 1rem 0;
}

.post-content p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.post-content ul,
.post-content ol {
    margin: 1rem 0 1.5rem 2rem;
}

.post-content li {
    margin-bottom: 0.5rem;
}

.post-content img.post-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin: 2rem 0;
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--light-color);
    gap: 1rem;
}

.nav-btn {
    padding: 0.75rem 1.5rem;
    background: var(--secondary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    flex: 1;
    text-align: center;
    max-width: 200px;
}

.nav-btn:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

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

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

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--warning-color);
}

.footer-section p {
    margin-bottom: 0.5rem;
    color: var(--light-gray);
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--warning-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0,0,0,0.3);
}

.footer-bottom {
    border-top: 1px solid var(--gray);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

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

.footer-links a:hover {
    color: var(--warning-color);
}

.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    background: var(--dark-color);
    color: var(--white);
    padding: 1.5rem;
    z-index: 1000;
    transition: var(--transition);
    box-shadow: 0 -2px 10px rgba(0,0,0,0.3);
}

.cookie-banner.show {
    bottom: 0;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.cookie-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: #229954;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid var(--light-gray);
}

.btn-secondary:hover {
    background: var(--light-gray);
    color: var(--dark-color);
}

.privacy-link {
    color: var(--warning-color);
    text-decoration: none;
    font-size: 0.9rem;
}

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

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background: var(--white);
    margin: 15% auto;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    animation: modalSlideIn 0.3s ease;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--light-color);
}

.modal-header h3 {
    color: var(--primary-color);
    margin: 0;
}

.close {
    color: var(--gray);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    color: var(--accent-color);
}

.modal-body {
    padding: 1.5rem;
    text-align: center;
}

.success-icon {
    margin-bottom: 1rem;
}

.modal-body p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem 0;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .posts-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .post-header h1 {
        font-size: 2rem;
    }

    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .post-navigation {
        flex-direction: column;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .modal-content {
        margin: 10% auto;
        width: 95%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 2rem 0;
    }

    .blog-posts,
    .stats,
    .team,
    .contact-content {
        padding: 2rem 0;
    }

    .post-article {
        padding: 1rem 0;
    }

    .team-member img {
        width: 200px;
        height: 200px;
    }

    .cookie-banner {
        padding: 1rem;
    }

    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}