:root {
    --primary-color: #0077b6;
    --primary-dark: #005f92;
    --secondary-color: #023e8a;
    --accent-color: #48cae4;
    --accent-light: #90e0ef;
    --accent-hover: #00b4d8;
    --light-color: #caf0f8;
    --dark-color: #03045e;
    --text-color: #333333;
    --text-light: #666666;
    --light-text: #ffffff;
    --background-color: #f8f9fa;
    --card-bg: #ffffff;
    --shadow: 0 10px 20px rgba(0, 119, 182, 0.08);
    --shadow-hover: 0 15px 30px rgba(0, 119, 182, 0.12);
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --transition-speed: 0.3s;
    --header-height: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    font-size: 16px;
}

header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-text);
    padding: 20px 0;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.logo-container {
    margin: 0 auto;
    max-width: 220px;
    padding: 10px 0;
    transition: transform var(--transition-speed);
}

.logo-container:hover {
    transform: scale(1.05);
}

.logo {
    width: 100%;
    height: auto;
    display: block;
}

.header-content {
    max-width: 800px;
    margin: 15px auto 0;
    padding: 0 20px;
}

.back-to-home {
    position: absolute;
    top: 20px;
    left: 20px;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    transition: transform var(--transition-speed);
}

.back-to-home:hover {
    transform: translateX(-5px);
}

h1 {
    font-size: 2.2rem;
    margin-bottom: 10px;
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin: 35px 0 20px;
    font-weight: 600;
    position: relative;
    padding-bottom: 10px;
}

h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
    border-radius: 3px;
}

.text-center h2::after {
    left: 50%;
    transform: translateX(-50%);
}

h3 {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin: 20px 0 15px;
    font-weight: 600;
}

p {
    margin-bottom: 18px;
    color: var(--text-color);
    font-size: 1rem;
    line-height: 1.7;
}

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

.section {
    padding: 60px 0;
    position: relative;
}

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

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

.hero {
    position: relative;
    padding: 90px 0;
    overflow: hidden;
    background-attachment: fixed;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 61, 91, 0.85), rgba(3, 4, 94, 0.85));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--light-text);
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: all var(--transition-speed) ease;
    cursor: pointer;
    text-align: center;
    border: none;
    font-size: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--dark-color);
    border: 2px solid var(--accent-color);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background-color: transparent;
    color: var(--light-text);
    border: 2px solid var(--light-text);
    margin-left: 15px;
}

.btn-outline:hover {
    background-color: var(--light-text);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.whatsapp-button {
    background-color: #25D366;
    color: white;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-speed) ease;
    margin-top: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.whatsapp-button:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.whatsapp-icon {
    width: 20px;
    height: 20px;
}

.category-tabs {
    display: flex;
    justify-content: center;
    margin: 30px 0;
    gap: 10px;
    flex-wrap: wrap;
}

.category-tab {
    padding: 14px 28px;
    background-color: var(--card-bg);
    color: var(--text-color);
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-speed) ease;
    box-shadow: var(--shadow);
    min-width: 200px;
}

.category-tab.active {
    background-color: var(--primary-color);
    color: var(--light-text);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.category-tab:hover:not(.active) {
    background-color: var(--light-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.category-content {
    display: none;
}

.category-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin: 40px 0;
    transition: all var(--transition-speed) ease;
}

.product-container:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-header {
    background-color: var(--primary-color);
    padding: 20px;
    color: var(--light-text);
}

.product-content {
    padding: 30px;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.product-image-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow);
}

.product-image {
    width: 100%;
    height: auto;
    transition: transform 0.8s ease;
    display: block;
}

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

.product-features {
    list-style-type: none;
    margin: 20px 0;
}

.product-features li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 15px;
}

.product-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.price-box {
    background-color: var(--light-color);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    margin: 25px 0;
}

.price {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.price span {
    font-size: 1.8rem;
}

.price-note {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: 5px;
}

.benefits {
    display: flex;
    gap: 20px;
    margin: 15px 0;
    flex-wrap: wrap;
}

.benefit-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background-color: var(--accent-light);
    color: var(--primary-dark);
    padding: 8px 15px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: all var(--transition-speed) ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: var(--primary-dark);
}

.accessories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.accessory-card {
    background-color: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: all var(--transition-speed) ease;
}

.accessory-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.accessory-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: var(--primary-dark);
}

.faq-container {
    margin: 40px 0;
}

.faq-item {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow);
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    position: relative;
    font-weight: 600;
    color: var(--primary-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-speed) ease;
}

.faq-question:hover {
    background-color: var(--light-color);
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    transition: all var(--transition-speed) ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-speed) ease;
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 500px;
}

.contact-section {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 50px 30px;
    margin: 60px auto;
    max-width: 1000px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.contact-item {
    text-align: center;
    transition: all var(--transition-speed) ease;
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-light);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 15px;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-weight: 600;
}

.contact-text {
    color: var(--text-light);
}

.contact-text a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

.contact-text a:hover {
    color: var(--accent-hover);
}

footer {
    background-color: var(--dark-color);
    color: var(--light-text);
    padding: 60px 0 30px;
    position: relative;
}

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

.footer-logo {
    width: 180px;
    margin-bottom: 20px;
}

.footer-about p {
    color: #ccc;
    margin-bottom: 20px;
}

.footer-links h3 {
    color: var(--light-text);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color var(--transition-speed) ease;
    display: inline-block;
}

.footer-links a::before {
    content: "→ ";
    opacity: 0;
    margin-right: -10px;
    transition: all var(--transition-speed) ease;
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-links a:hover::before {
    opacity: 1;
    margin-right: 5px;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #999;
    font-size: 0.9rem;
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--light-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-speed) ease;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.scroll-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 992px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 70px 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 22px;
        font-size: 0.95rem;
    }
    
    .btn-outline {
        margin-left: 0;
        margin-top: 15px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    h3 {
        font-size: 1.3rem;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .back-to-home {
        position: static;
        justify-content: center;
        margin-bottom: 10px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .product-content {
        padding: 20px;
    }
    
    .benefits {
        flex-direction: column;
        gap: 10px;
    }
}