/* Updated CSS for Brindez Landing Page with Black Header */

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header Styles with Black Background */
.header {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info {
    display: flex;
    gap: 30px;
    font-size: 14px;
}

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #EF4444;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #EF4444;
    transition: width 0.3s ease;
}

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

.header-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

/* Logo Styles - Updated to use image */
.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img {
    height: 60px;
    width: auto;
}

.logo-text {
    display: none; /* Hide text logo when image is available */
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    color: white;
}

.logo-highlight {
    color: #EF4444;
}

.tagline {
    font-size: 12px;
    font-weight: 400;
    opacity: 0.9;
    margin-top: -5px;
    color: #EF4444;
}

.search-container {
    display: flex;
    background: white;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    width: 400px;
}

.search-input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    outline: none;
    font-size: 16px;
    color: #333;
}

.search-btn {
    background: #EF4444;
    border: none;
    padding: 15px 20px;
    color: white;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-btn:hover {
    background: #DC2626;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #1e293b;
}

.highlight {
    color: #6B7280;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #EF4444, #DC2626);
    border-radius: 2px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, #000000, #1a1a1a);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #000000;
    border-color: #000000;
}

.btn-secondary:hover {
    background: #000000;
    color: white;
    transform: translateY(-2px);
}

.hero-badge {
    position: absolute;
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, #EF4444, #DC2626);
    color: white;
    padding: 20px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(239, 68, 68, 0.3);
    animation: float 3s ease-in-out infinite;
}

.hero-badge span {
    display: block;
    font-weight: 600;
}

.hero-badge span:first-child {
    font-size: 18px;
}

.hero-badge span:last-child {
    font-size: 24px;
    margin-top: 5px;
}

@keyframes float {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    50% { transform: translateY(-50%) translateX(10px); }
}

/* Statistics Section */
.statistics {
    padding: 60px 0;
    background: white;
    border-bottom: 1px solid #e2e8f0;
}

.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #000000, #1a1a1a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    color: white;
    font-size: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 5px;
}

.stat-label {
    color: #64748b;
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: #f8fafc;
}

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

.feature-card {
    text-align: center;
    padding: 40px 20px;
    border-radius: 20px;
    background: white;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #000000;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #000000, #1a1a1a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.feature-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Products Section */
.products {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #1e293b;
}

.section-header p {
    font-size: 1.1rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* Category Filters */
.category-filters-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.category-filters {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.category-filter {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 50px;
    color: #64748b;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-filter:hover,
.category-filter.active {
    background: #000000;
    color: white;
    border-color: #000000;
    transform: translateY(-2px);
}

.demo-toggle {
    padding: 12px 24px;
    background: #EF4444;
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.demo-toggle:hover {
    background: #DC2626;
    transform: translateY(-2px);
}

.demo-toggle.active {
    background: #10b981;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 3px solid transparent;
    position: relative;
}

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

.product-card:nth-child(4n+1) {
    border-color: #000000;
}

.product-card:nth-child(4n+2) {
    border-color: #EF4444;
}

.product-card:nth-child(4n+3) {
    border-color: #10b981;
}

.product-card:nth-child(4n+4) {
    border-color: #8b5cf6;
}

.product-card:hover:nth-child(4n+1) {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.product-card:hover:nth-child(4n+2) {
    box-shadow: 0 20px 40px rgba(239, 68, 68, 0.3);
}

.product-card:hover:nth-child(4n+3) {
    box-shadow: 0 20px 40px rgba(16, 185, 129, 0.3);
}

.product-card:hover:nth-child(4n+4) {
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.3);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 25px;
}

.product-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1e293b;
}

.product-description {
    color: #64748b;
    margin-bottom: 15px;
    line-height: 1.5;
}

.product-code {
    font-size: 0.9rem;
    color: #94a3b8;
    font-weight: 500;
}

.demo-product {
    opacity: 0.8;
}

.demo-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #EF4444;
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: #64748b;
}

.no-products i {
    font-size: 3rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.no-products h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

/* Why Choose Us Section */
.why-choose-us {
    padding: 80px 0;
    background: white;
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.why-choose-card {
    padding: 30px;
    border-radius: 15px;
    background: #f8fafc;
    transition: all 0.3s ease;
}

.why-choose-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.why-choose-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #EF4444, #DC2626);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    font-size: 1.8rem;
}

.why-choose-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.why-choose-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Process Section */
.process {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    padding: 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #000000, #1a1a1a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1e293b;
}

.step-content p {
    color: #64748b;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.testimonial-card {
    background: #f8fafc;
    border-radius: 20px;
    padding: 40px;
    position: relative;
    border-left: 4px solid #000000;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.testimonial-card:nth-child(2) {
    border-left-color: #EF4444;
}

.testimonial-card:nth-child(3) {
    border-left-color: #10b981;
}

.stars {
    color: #EF4444;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.testimonial-content p {
    font-style: italic;
    color: #4b5563;
    margin-bottom: 25px;
    line-height: 1.6;
    font-size: 1.1rem;
}

.testimonial-author strong {
    color: #1e293b;
    font-weight: 600;
    display: block;
    margin-bottom: 5px;
}

.testimonial-author span {
    color: #64748b;
    font-size: 0.9rem;
}

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

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: #f8fafc;
}

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

.faq-item {
    background: white;
    border-radius: 15px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.faq-question {
    padding: 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
}

.faq-question i {
    color: #000000;
    transition: transform 0.3s ease;
}

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

.faq-answer p {
    padding: 0 25px 25px;
    color: #64748b;
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta .btn-primary {
    background: linear-gradient(135deg, #EF4444, #DC2626);
    color: white;
}

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

.cta .btn-secondary:hover {
    background: white;
    color: #000000;
}

/* Footer */
.footer {
    background: #1e293b;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4,
.footer-section h5 {
    margin-bottom: 20px;
    color: white;
}

.footer-section p,
.footer-section li {
    color: #94a3b8;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.footer-section ul li:hover {
    color: #EF4444;
}

.footer-stats {
    display: flex;
    gap: 30px;
    margin-top: 20px;
}

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

.footer-stat strong {
    display: block;
    font-size: 1.5rem;
    color: #EF4444;
    margin-bottom: 5px;
}

.footer-stat span {
    font-size: 0.9rem;
    color: #94a3b8;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: #94a3b8;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #EF4444;
    transform: translateY(-3px);
}

.newsletter {
    margin-top: 20px;
}

.newsletter h5 {
    margin-bottom: 10px;
}

.newsletter p {
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 5px;
    outline: none;
}

.newsletter-form button {
    padding: 10px 15px;
    background: #EF4444;
    border: none;
    border-radius: 5px;
    color: white;
    cursor: pointer;
    transition: background 0.3s ease;
}

.newsletter-form button:hover {
    background: #DC2626;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #94a3b8;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #EF4444;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.8); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #000000;
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #1a1a1a;
    transform: translateY(-3px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: 20px;
    max-width: 800px;
    width: 100%;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 30px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: #64748b;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #1e293b;
}

.modal-body {
    padding: 30px;
    overflow-y: auto;
}

.testimonial-card-modal {
    background: #f8fafc;
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    border-left: 4px solid #000000;
}

.testimonial-card-modal:nth-child(even) {
    border-left-color: #EF4444;
}

.testimonial-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.testimonial-card-modal .testimonial-author strong {
    font-size: 1.1rem;
    color: #1e293b;
}

.testimonial-card-modal .testimonial-author span {
    color: #64748b;
    font-size: 0.9rem;
}

.testimonial-card-modal .stars {
    color: #EF4444;
    font-size: 1rem;
}

.testimonial-card-modal p {
    color: #4b5563;
    line-height: 1.6;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .header-main {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .search-container {
        width: 100%;
        max-width: 400px;
    }

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

    .hero-buttons {
        justify-content: center;
    }

    .hero-badge {
        position: static;
        transform: none;
        margin-top: 40px;
        display: inline-block;
    }

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

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .back-to-top {
        bottom: 80px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }

    .category-filters-container {
        flex-direction: column;
        align-items: stretch;
    }

    .category-filters {
        justify-content: center;
    }

    .process-step {
        flex-direction: column;
        text-align: center;
    }

    .step-number {
        margin: 0 auto 20px;
    }

    .modal-content {
        margin: 20px;
        max-height: calc(100vh - 40px);
    }

    .modal-header,
    .modal-body {
        padding: 20px;
    }

    .testimonial-header {
        flex-direction: column;
        gap: 10px;
    }

    .logo img {
        height: 50px;
    }
}

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

    .hero {
        padding: 60px 0;
    }

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

    .features,
    .products,
    .testimonials,
    .cta,
    .why-choose-us,
    .process,
    .faq {
        padding: 60px 0;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

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

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

    .category-filter {
        padding: 10px 16px;
        font-size: 14px;
    }

    .demo-toggle {
        padding: 10px 20px;
        font-size: 14px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .feature-icon,
    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 1.3rem;
    }

    .why-choose-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .logo img {
        height: 40px;
    }
}