/* Global Styles */
:root {
    --primary-color: #1a73e8;
    --secondary-color: #34a853;
    --accent-color: #fbbc04;
    --dark-color: #202124;
    --light-color: #f8f9fa;
    --gray-color: #5f6368;
    --light-gray: #dadce0;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--dark-color);
    line-height: 1.3;
}

h1 {
    font-size: 2.8rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.2rem;
    letter-spacing: -0.015em;
}

h3 {
    font-size: 1.6rem;
    letter-spacing: -0.01em;
}

.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: #1557b0;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}



/* Hero Banner */
.hero-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/outdoor-led-strip.jpg') center/cover no-repeat;
    color: white;
    text-align: center;
    padding: 150px 0;
}

.hero-banner h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 25px;
    line-height: 1.3;
}

.hero-banner p {
    font-size: 1.25rem;
    margin-bottom: 35px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Introduction Section */
.intro-section {
    background-color: white;
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.intro-content h2 {
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.intro-content h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

/* Feature Section */
.features-section {
    background-color: var(--light-color);
}

.features-section h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.features-section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 40px;
}

.feature-item {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-item h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* IP Rating Section */
.ip-rating-section {
    background-color: white;
}

.ip-rating-section h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.ip-rating-section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

.ip-rating-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.ip-rating-item {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--light-gray);
}

.ip-rating-item h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

/* Application Section */
.application-section {
    background-color: var(--light-color);
}

.application-section h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.application-section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

.application-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.application-item {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.application-image {
    height: 200px;
    overflow: hidden;
}

.application-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.application-item:hover .application-image img {
    transform: scale(1.05);
}

.application-content {
    padding: 30px;
}

.application-content h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Technical Specs */
.technical-specs {
    background-color: white;
}

.technical-specs h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.technical-specs h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
    box-shadow: var(--shadow);
    overflow: hidden;
    border-radius: 8px;
}

.specs-table th, .specs-table td {
    padding: 18px 25px;
    text-align: left;
    border-bottom: 1px solid var(--light-gray);
}

.specs-table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.specs-table tr:nth-child(even) {
    background-color: var(--light-color);
}

.specs-table tr:hover {
    background-color: #f1f3f4;
}

/* FAQ Section */
.faq-section {
    background-color: var(--light-color);
}

.faq-section h2 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

.faq-section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

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

.faq-item {
    background-color: white;
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Call to Action */
.cta-section {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 120px 0;
}

.cta-section h2 {
    color: white;
    margin-bottom: 30px;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .btn-primary {
    background-color: white;
    color: var(--primary-color);
    font-weight: 600;
}

.cta-section .btn-primary:hover {
    background-color: var(--light-gray);
}

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

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
}

.footer-logo img {
    max-height: 60px;
    margin-bottom: 20px;
}

.footer-logo p {
    color: var(--light-gray);
    margin-bottom: 0;
}

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

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

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

.footer-links ul li a {
    color: var(--light-gray);
}

.footer-links ul li a:hover {
    color: white;
}

.footer-contact p {
    color: var(--light-gray);
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a img {
    width: 30px;
    height: 30px;
    transition: var(--transition);
}

.social-icons a:hover img {
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--light-gray);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid, .ip-rating-grid, .application-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 80px 0;
    }
    
    .header .container {
        flex-direction: column;
        padding: 15px 20px;
    }
    
    
    .features-grid, .ip-rating-grid, .application-grid {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-banner {
        padding: 100px 0;
    }
    
    .specs-table th, .specs-table td {
        padding: 12px 15px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-logo, .footer-links, .footer-contact {
        margin-bottom: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero-banner p {
        font-size: 1.1rem;
    }
    
    .btn-primary {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}