.blog-hero {
    padding: 200px 0 100px;
    background: var(--gradient-hero);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(99, 102, 241, 0.3), transparent),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139, 92, 246, 0.2), transparent);
}

.blog-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
}

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

.blog-hero h1 {
    font-size: 52px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.15;
    animation: fadeInUp 0.8s ease forwards;
}

.blog-hero p {
    font-size: 19px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.blog-section {
    padding: 60px 0;
    background: var(--background);
    position: relative;
}

.blog-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-light), transparent);
}

.blog-categories {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 60px;
    justify-content: center;
}

.category-btn {
    padding: 12px 24px;
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-secondary);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.category-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}

.category-btn:hover {
    border-color: var(--primary);
    color: var(--white);
    background: var(--primary);
    transform: translateY(-2px);
}

.category-btn.active {
    background: var(--gradient-primary);
    border-color: var(--primary);
    color: var(--white);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.category-btn.active::before {
    opacity: 1;
}

.blog-grid-full {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
    margin-bottom: 100px;
}

.blog-card-full {
    display: flex;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition);
}

.blog-card-full:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.blog-image-full {
    flex: 0 0 42%;
    min-height: 280px;
    position: relative;
    overflow: hidden;
}

.blog-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-card-full:hover .blog-thumb {
    transform: scale(1.05);
}

.blog-image-placeholder-full {
    width: 100%;
    height: 100%;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    transition: var(--transition);
}

.blog-card-full:hover .blog-image-placeholder-full {
    transform: scale(1.1);
}

.blog-content-full {
    flex: 1;
    padding: 36px;
    display: flex;
    flex-direction: column;
}

.blog-category-full {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 18px;
    width: fit-content;
}

.blog-content-full h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 14px;
    line-height: 1.4;
    transition: color 0.3s;
}

.blog-card-full:hover .blog-content-full h2 {
    color: var(--primary);
}

.blog-content-full p {
    font-size: 15px;
    color: var(--gray);
    margin-bottom: 20px;
    flex: 1;
    line-height: 1.7;
}

.blog-meta {
    display: flex;
    gap: 18px;
    margin-bottom: 22px;
    font-size: 13px;
    color: var(--gray);
}

.blog-content-full .btn {
    width: fit-content;
    align-self: flex-start;
}

.seo-content {
    padding: 60px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-light);
    position: relative;
    overflow: hidden;
}

.seo-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.seo-content h2 {
    font-size: 30px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 18px;
    text-align: center;
}

.seo-content > p {
    font-size: 17px;
    color: var(--gray);
    text-align: center;
    max-width: 750px;
    margin: 0 auto 50px;
    line-height: 1.8;
}

.seo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 36px;
}

.seo-item {
    padding: 30px;
    background: var(--background);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-light);
    transition: var(--transition);
}

.seo-item:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.1);
}

.seo-item h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.seo-item h3::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--gradient-primary);
    border-radius: 50%;
}

.seo-item p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.8;
}

.newsletter-section {
    padding: 100px 0;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.newsletter-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(99, 102, 241, 0.3), transparent);
}

.newsletter-section::after {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.newsletter-content {
    position: relative;
    text-align: center;
    max-width: 550px;
    margin: 0 auto;
}

.newsletter-content h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}

.newsletter-content p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 36px;
}

.newsletter-form {
    display: flex;
    gap: 14px;
}

.newsletter-form input {
    flex: 1;
    padding: 16px 24px;
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    font-size: 15px;
    transition: var(--transition);
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.newsletter-form .btn {
    flex-shrink: 0;
}

.whatsapp-group-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #075E54 0%, #128C7E 100%);
    text-align: center;
}

.whatsapp-group-content {
    max-width: 600px;
    margin: 0 auto;
}

.whatsapp-group-icon {
    width: 90px;
    height: 90px;
    background: rgba(255,255,255,0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
}

.whatsapp-group-content h2 {
    color: white;
    font-size: 32px;
    margin-bottom: 16px;
}

.whatsapp-group-content p {
    color: rgba(255,255,255,0.85);
    font-size: 18px;
    margin-bottom: 32px;
    line-height: 1.6;
}

.whatsapp-group-content .btn {
    background: #25D366;
    border-color: #25D366;
    font-size: 16px;
    padding: 16px 32px;
}

.whatsapp-group-content .btn:hover {
    background: #20BD5A;
    border-color: #20BD5A;
    transform: translateY(-3px);
}

.testimonials-section {
    padding: 100px 0;
    background: var(--background);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    border: 1px solid var(--gray-light);
    position: relative;
}

.testimonial-stars {
    color: #FB8C00;
    font-size: 20px;
    margin-bottom: 16px;
    letter-spacing: 4px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 16px;
}

.testimonial-name {
    display: block;
    font-weight: 600;
    color: var(--dark);
    font-size: 15px;
}

.testimonial-location {
    display: block;
    font-size: 13px;
    color: var(--gray);
}

.testimonial-google {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #4285F4;
    font-weight: 500;
}

@media (max-width: 992px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
}

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

@media (max-width: 1024px) {
    .blog-grid-full {
        grid-template-columns: 1fr;
    }

    .seo-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog-hero h1 {
        font-size: 42px;
    }
}

@media (max-width: 768px) {
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --dark: #0f172a;
    --dark-secondary: #1e293b;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --white: #ffffff;
    --background: #f8fafc;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a78bfa 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.header::before {
    display: none;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 24px;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 10px;
    color: white;
    font-size: 20px;
    box-shadow: 
        0 4px 12px rgba(99, 102, 241, 0.4),
        0 0 0 0 rgba(99, 102, 241, 0.4);
    animation: logoPulse 3s ease-in-out infinite;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo:hover .logo-icon {
    transform: scale(1.08) rotate(-3deg);
    box-shadow: 
        0 6px 20px rgba(99, 102, 241, 0.5),
        0 0 0 4px rgba(99, 102, 241, 0.15);
}

@keyframes logoPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.logo-text {
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a {
    font-weight: 500;
    font-size: 14px;
    color: var(--dark-secondary);
    position: relative;
    padding: 10px 16px;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-links a:not(.btn):hover {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.08);
}

.nav-links a:not(.btn)::after {
    display: none;
}

.nav-links a.active {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    font-weight: 600;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 14px;
    border-radius: 10px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    letter-spacing: -0.2px;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.3) 50%, transparent 60%);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 
        0 4px 14px rgba(99, 102, 241, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 
        0 8px 25px rgba(99, 102, 241, 0.45),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    background: transparent;
}

.mobile-menu-btn span {
    width: 26px;
    height: 2.5px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar {
    padding: 14px 0;
    background: transparent;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 340px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 28px;
        box-shadow: var(--shadow-xl);
        transition: var(--transition);
    }

    .nav-links.active {
        right: 0;
    }

    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }

    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
}

.blog-hero {
        padding: 160px 0 70px;
    }

    .blog-hero h1 {
        font-size: 32px;
    }

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

    .blog-card-full {
        flex-direction: column;
    }

    .blog-image-full {
        flex: none;
        min-height: 200px;
    }

    .blog-content-full {
        padding: 28px;
    }

    .blog-content-full h2 {
        font-size: 20px;
    }

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

    .newsletter-content h2 {
        font-size: 28px;
    }

    .seo-content {
        padding: 40px 24px;
    }

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

    .seo-item {
        padding: 24px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .blog-card-full,
    .blog-hero h1,
    .blog-hero p {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

.article-hero {
    padding: 200px 0 80px;
    background: var(--gradient-hero);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(99, 102, 241, 0.25), transparent),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139, 92, 246, 0.15), transparent);
}

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

.article-category {
    display: inline-block;
    padding: 8px 18px;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--primary-light);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease forwards;
}

.article-hero h1 {
    font-size: 44px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.2;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s ease 0.1s forwards;
    opacity: 0;
}

.article-intro {
    font-size: 19px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 650px;
    margin: 0 auto 28px;
    animation: fadeInUp 0.6s ease 0.2s forwards;
    opacity: 0;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    animation: fadeInUp 0.6s ease 0.3s forwards;
    opacity: 0;
}

.article-content {
    padding: 80px 0;
    background: var(--background);
}

.article-content .container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 60px;
    max-width: 1100px;
}

.article-body {
    background: var(--white);
    padding: 50px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-light);
}

.article-body h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    margin: 40px 0 20px;
}

.article-body h2:first-child {
    margin-top: 0;
}

.article-body p {
    font-size: 17px;
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.9;
}

.article-body ul {
    margin-bottom: 24px;
    padding-left: 0;
}

.article-body li {
    font-size: 16px;
    color: var(--dark-secondary);
    padding: 10px 0;
    padding-left: 28px;
    position: relative;
    line-height: 1.7;
}

.article-body li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.article-body li strong {
    color: var(--primary);
}

.article-cta {
    margin-top: 50px;
    padding: 36px;
    background: var(--gradient-hero);
    border-radius: var(--radius-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.article-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
}

.article-cta h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
    position: relative;
}

.article-cta p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
    position: relative;
}

.article-cta .btn {
    position: relative;
}

.article-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.article-sidebar h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--gray-light);
}

.related-articles {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.related-articles li {
    padding: 0;
}

.related-articles a {
    display: block;
    padding: 16px 20px;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-secondary);
    transition: var(--transition);
    line-height: 1.5;
}

.related-articles a:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateX(6px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.15);
}

.related-articles a::before {
    display: none;
}

@media (max-width: 1024px) {
    .article-content .container {
        grid-template-columns: 1fr;
    }
    
    .article-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .article-hero {
        padding: 160px 0 60px;
    }
    
    .article-hero h1 {
        font-size: 28px;
    }
    
    .article-intro {
        font-size: 16px;
    }
    
    .article-body {
        padding: 28px;
    }
    
    .article-body h2 {
        font-size: 24px;
    }
    
    .article-body p {
        font-size: 16px;
    }
}