/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #25D366;
    --secondary-color: #128C7E;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --transition: all 0.3s ease;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

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

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

.header.scrolled {
    padding: 15px 0;
}

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

.logo img {
    height: 40px;
    transition: var(--transition);
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

.whatsapp-btn {
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 30px;
    height: 3px;
    background: var(--text-color);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 120px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('pattern.png') repeat;
    opacity: 0.1;
    z-index: 0;
}

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

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    line-height: 1.2;
    animation: fadeInUp 1s ease;
}

.hero h2 {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 3rem;
    color: var(--text-color);
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    animation: fadeInUp 1s ease 0.4s;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 50px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.feature-item span {
    font-weight: 500;
    color: var(--text-color);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    animation: fadeInUp 1s ease 0.4s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-color);
    color: var(--white);
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
}

.cta-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.secondary-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--text-color);
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid var(--text-color);
    transition: var(--transition);
}

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

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    animation: fadeInUp 1s ease 0.6s;
    opacity: 0;
    animation-fill-mode: forwards;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 1rem;
    color: #666;
}

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--white);
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.section-description {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.8;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 2rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: rotateY(180deg);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-card p {
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
    color: var(--text-color);
}

.service-features li i {
    color: var(--primary-color);
    font-size: 1rem;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: var(--light-gray);
}

.pricing h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    position: relative;
}

.pricing h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--primary-color);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pricing-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--box-shadow);
}

.pricing-card.featured {
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: 20px;
    right: -40px;
    background: var(--primary-color);
    color: var(--white);
    padding: 5px 15px;
    transform: rotate(45deg);
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.pricing-header {
    margin-bottom: 30px;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    margin: 20px 0;
    color: var(--primary-color);
}

.pricing-card ul {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.pricing-card li {
    margin: 15px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-card li i {
    color: var(--primary-color);
}

.pricing-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    width: 100%;
    justify-content: center;
}

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

/* FAQ Section */
.faq {
    padding: 100px 0;
    background: var(--white);
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.faq .section-description {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.8;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.faq-item h3 {
    padding: 20px;
    margin: 0;
    font-size: 1.2rem;
    color: var(--text-color);
    cursor: pointer;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--light-gray);
    transition: var(--transition);
}

.faq-item h3:hover {
    background: var(--primary-color);
    color: var(--white);
}

.faq-item h3::after {
    content: '+';
    font-size: 1.5rem;
    transition: var(--transition);
}

.faq-item.active h3::after {
    content: '-';
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 20px;
    max-height: 500px;
}

.faq-answer p {
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.faq-item.active .faq-answer p {
    opacity: 1;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--light-gray);
}

.contact h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    position: relative;
}

.contact h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--primary-color);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(37, 211, 102, 0.1);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--white);
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.info-item:hover {
    transform: translateY(-5px);
}

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

.info-item a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Footer */
.footer {
    background: var(--text-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 20px;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

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

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-color);
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    color: var(--white);
    font-size: 1.5rem;
    transition: var(--transition);
    opacity: 0.8;
}

.social-icons a:hover {
    opacity: 1;
    color: var(--primary-color);
    transform: translateY(-3px);
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.service-card,
.pricing-card,
.faq-item,
.contact-form,
.info-item {
    animation: fadeInUp 0.5s ease-out;
}

/* Responsive Design */
@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 20px;
    }

    .nav {
        display: none;
    }

    .nav.active {
        display: block;
        width: 100%;
    }

    .nav ul {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

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

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h2 {
        font-size: 1.4rem;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .feature-item {
        width: 100%;
        max-width: 300px;
    }

    .services h2 {
        font-size: 2rem;
    }

    .section-description {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .service-card {
        padding: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .services-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: none;
    }

    .pricing-card.featured::before {
        right: 0;
        transform: none;
        border-radius: 0 0 0 10px;
    }

    .faq {
        padding: 60px 0;
    }

    .faq h2 {
        font-size: 2rem;
    }

    .faq .section-description {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .faq-item h3 {
        font-size: 1.1rem;
        padding: 15px;
    }

    .faq-answer {
        padding: 0 15px;
    }

    .faq-item.active .faq-answer {
        padding: 15px;
    }
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--light-gray);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Testimonials Section */
.testimonials {
    padding: 100px 0;
    background: var(--light-gray);
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.testimonials .section-description {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.8;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 5rem;
    color: var(--primary-color);
    opacity: 0.1;
    font-family: serif;
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.rating {
    color: #ffc107;
    margin-bottom: 1rem;
}

.rating i {
    margin-right: 2px;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.author-info h4 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 0.3rem;
}

.author-info span {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.7;
}

/* Responsive Design for Testimonials */
@media (max-width: 768px) {
    .testimonials {
        padding: 60px 0;
    }

    .testimonials h2 {
        font-size: 2rem;
    }

    .testimonials .section-description {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .testimonial-card {
        padding: 1.5rem;
    }

    .testimonial-content p {
        font-size: 1rem;
    }
}

/* Knowledge Base Section */
.knowledge-base {
    padding: 100px 0;
    background: var(--white);
}

.knowledge-base h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.knowledge-base .section-description {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.8;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.article-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.blog-post {
    padding: 2.5rem;
}

.article-header {
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-bottom: 1.5rem;
}

.article-header h3 {
    font-size: 2rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    gap: 1.5rem;
    color: var(--text-color);
    opacity: 0.7;
    font-size: 0.9rem;
}

.article-content {
    line-height: 1.8;
    color: var(--text-color);
}

.article-content h4 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--text-color);
}

.article-content h5 {
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem;
    color: var(--text-color);
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--light-gray);
    border-radius: 10px;
}

.benefits-list li i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.steps-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.steps-list li {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 15px;
    transition: var(--transition);
}

.steps-list li:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.search-volume-data {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 15px;
}

.search-volume-data h4 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.volume-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.volume-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.volume-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.volume-item .keyword {
    display: block;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.volume-bar {
    width: 100%;
    height: 8px;
    background: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--primary-color);
    border-radius: 4px;
    transition: width 0.5s ease;
}

.article-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.share-buttons {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.share-buttons span {
    color: var(--text-color);
    opacity: 0.7;
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--light-gray);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

/* Responsive Design for Knowledge Base */
@media (max-width: 768px) {
    .knowledge-base {
        padding: 60px 0;
    }

    .knowledge-base h2 {
        font-size: 2rem;
    }

    .knowledge-base .section-description {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .blog-post {
        padding: 1.5rem;
    }

    .article-header h3 {
        font-size: 1.5rem;
    }

    .steps-list li {
        flex-direction: column;
        gap: 1rem;
    }

    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }

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