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

:root {
    --primary-color: #0066cc;
    --secondary-color: #20b2aa;
    --accent-color: #ff6b6b;
    --dark-bg: #1a365d;
    --light-bg: #f7fafc;
    --text-dark: #2d3748;
    --text-light: #718096;
    --border-color: #e2e8f0;
    --success-color: #48bb78;
    --warning-color: #ed8936;
    --danger-color: #f56565;
    --gradient-primary: linear-gradient(135deg, #0066cc, #20b2aa);
    --gradient-accent: linear-gradient(135deg, #20b2aa, #4299e1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #ffffff;
    overflow-x: hidden;
}

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

.educational-banner {
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    padding: 16px 20px;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
    position: relative;
    overflow: hidden;
}

.educational-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

header {
    background: white;
    box-shadow: 0 4px 20px rgba(0, 102, 204, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-top {
    background: var(--gradient-accent);
    color: white;
    padding: 12px 0;
    font-size: 14px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-dark);
    gap: 15px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo img {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    border: 3px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.2);
}

.logo-text h1 {
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.logo-text p {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 16px;
    padding: 10px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

nav ul li a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

nav ul li a:hover::before {
    width: 80%;
}

nav ul li a:hover {
    color: var(--primary-color);
    background: rgba(0, 102, 204, 0.05);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-size: 24px;
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.hero {
    background: var(--gradient-primary);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="white" opacity="0.1"><polygon points="0,0 1000,0 1000,60 0,100"/></svg>');
    background-size: cover;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero p {
    font-size: 20px;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.25);
    background: #f8f9fa;
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
}

.stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 20px;
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
    font-weight: 500;
}

.section {
    padding: 80px 0;
}

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

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-title p {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 102, 204, 0.08);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 102, 204, 0.15);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 24px;
    display: block;
    text-align: center;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    text-align: center;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 24px;
    text-align: justify;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-light);
    font-size: 14px;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
    font-size: 16px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.category-card {
    background: white;
    padding: 35px 25px;
    border-radius: 16px;
    box-shadow: 0 6px 25px rgba(32, 178, 170, 0.08);
    transition: all 0.3s ease;
    text-align: center;
    border: 1px solid var(--border-color);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(32, 178, 170, 0.15);
}

.category-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.category-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

.category-link {
    display: inline-block;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    padding: 10px 20px;
    border: 2px solid var(--secondary-color);
    border-radius: 25px;
    transition: all 0.3s ease;
}

.category-link:hover {
    background: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
}

.safety-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.safety-card {
    background: white;
    padding: 35px 25px;
    border-radius: 16px;
    box-shadow: 0 6px 25px rgba(245, 101, 101, 0.08);
    transition: all 0.3s ease;
    text-align: center;
    border-left: 5px solid var(--accent-color);
}

.safety-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(245, 101, 101, 0.15);
}

.safety-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.safety-card p {
    color: var(--text-light);
    line-height: 1.7;
    text-align: left;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.article-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 6px 25px rgba(0, 102, 204, 0.08);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.15);
}

.article-date {
    background: var(--gradient-accent);
    color: white;
    padding: 12px 25px;
    font-size: 14px;
    font-weight: 600;
}

.article-content {
    padding: 25px;
}

.article-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.4;
}

.article-content p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 16px;
    font-size: 14px;
}

.article-content a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

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

.newsletter {
    background: var(--gradient-primary);
    color: white;
    padding: 60px 40px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" fill="white" opacity="0.05"><circle cx="20" cy="20" r="2"/><circle cx="80" cy="20" r="2"/><circle cx="20" cy="80" r="2"/><circle cx="80" cy="80" r="2"/><circle cx="50" cy="50" r="3"/></svg>');
    background-size: 100px 100px;
}

.newsletter .container {
    position: relative;
    z-index: 1;
}

.newsletter h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.newsletter p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-form input {
    flex: 1;
    min-width: 250px;
    padding: 16px 20px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    outline: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.newsletter-form button {
    padding: 16px 32px;
    background: white;
    color: var(--primary-color);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    background: #f8f9fa;
}

footer {
    background: var(--dark-bg);
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.footer-section p {
    line-height: 1.6;
    margin-bottom: 12px;
    opacity: 0.9;
    font-size: 14px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
    font-size: 14px;
}

.footer-section ul li a:hover {
    opacity: 1;
    color: var(--secondary-color);
    padding-left: 5px;
}

.business-registration {
    background: rgba(32, 178, 170, 0.1);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 30px;
    border-left: 4px solid var(--secondary-color);
}

.business-registration h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--secondary-color);
}

.business-registration p {
    margin-bottom: 8px;
    font-size: 13px;
    opacity: 0.9;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    margin-bottom: 8px;
    opacity: 0.8;
    font-size: 13px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    nav ul {
        display: none;
    }

    .hero h2 {
        font-size: 36px;
    }

    .hero p {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .stats {
        gap: 30px;
    }

    .stat-number {
        font-size: 28px;
    }

    .contact-info {
        flex-direction: column;
        gap: 10px;
    }

    .features-grid,
    .categories-grid,
    .safety-grid,
    .articles-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input {
        min-width: auto;
    }

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

    .section-title h2 {
        font-size: 28px;
    }

    .newsletter h2 {
        font-size: 24px;
    }
}

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

    .hero {
        padding: 60px 0;
    }

    .hero h2 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .section {
        padding: 60px 0;
    }

    .feature-card,
    .category-card,
    .safety-card {
        padding: 25px 20px;
    }

    .newsletter {
        padding: 40px 25px;
    }
}

/* Animation classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

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

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}