* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-dark: #0f172a;
    --secondary-dark: #1e293b;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --card-bg: #334155;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-light);
    line-height: 1.6;
    background-color: var(--primary-dark);
}

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

header {
    background: var(--secondary-dark);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

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

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--accent);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 101;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--text-light);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.hero {
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    padding: 140px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 60%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

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

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-light) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 22px;
    margin-bottom: 45px;
    color: var(--text-muted);
}

.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    color: var(--primary-dark);
    padding: 18px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
}

.products {
    padding: 120px 0;
    background: var(--primary-dark);
}

.products h2 {
    text-align: center;
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 70px;
    color: var(--text-light);
}

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

.product-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.product-card-link {
    text-decoration: none;
    color: inherit;
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.2);
}

.product-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--secondary-dark);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--secondary-dark);
}

.product-image img.zoom-image {
    object-fit: cover;
    transform: scale(1.1);
}

.product-info {
    padding: 28px;
}

.product-info h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-light);
}

.product-info p {
    color: var(--text-muted);
    font-size: 16px;
    margin-bottom: 15px;
}

.product-price {
    font-size: 26px;
    font-weight: 800;
    color: var(--accent);
}

.about {
    padding: 120px 0;
    background: var(--secondary-dark);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--text-light);
}

.about-text p {
    color: var(--text-muted);
    font-size: 18px;
    margin-bottom: 20px;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.contact {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--primary-dark) 100%);
    text-align: center;
    color: var(--text-light);
}

.contact h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact p {
    font-size: 20px;
    margin-bottom: 40px;
    color: var(--text-muted);
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #25d366;
    color: white;
    padding: 18px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

footer {
    background: #0a0f1a;
    color: var(--text-light);
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo .logo-img {
    height: 50px;
}

.whatsapp-float {
    position: fixed;
    width: 70px;
    height: 70px;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.product-detail {
    padding: 100px 0;
    background: var(--primary-dark);
}

.product-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.main-image {
    aspect-ratio: 1 / 1;
    background: var(--secondary-dark);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--secondary-dark);
}

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

.thumbnail {
    width: 80px;
    height: 80px;
    aspect-ratio: 1 / 1;
    background: var(--secondary-dark);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.thumbnail:hover {
    border-color: var(--accent);
}

.thumbnail.active {
    border-color: var(--accent);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--secondary-dark);
}

.product-info-detail h1 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--text-light);
}

.product-price-detail {
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 25px;
}

.product-description {
    color: var(--text-muted);
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 30px;
}

.product-benefits {
    margin: 35px 0;
    padding: 25px;
    background: var(--card-bg);
    border-radius: 16px;
}

.product-benefits h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-light);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-light);
}

.benefit-icon {
    font-size: 24px;
    min-width: 30px;
}

.back-btn {
    display: inline-block;
    margin-top: 25px;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.back-btn:hover {
    color: var(--accent);
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 14px;
    color: var(--text-muted);
}

.breadcrumbs a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumbs a:hover {
    color: var(--accent-light);
}

.breadcrumb-separator {
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        gap: 15px;
        padding: 15px 0;
    }

    .logo-img {
        height: 50px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        height: 100vh;
        background: var(--secondary-dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
    }

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

    .nav-menu a {
        font-size: 18px;
    }

    .hero {
        padding: 80px 0;
    }

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

    .hero p {
        font-size: 16px;
        padding: 0 10px;
    }

    .btn-primary {
        padding: 15px 35px;
        font-size: 16px;
    }

    .products {
        padding: 60px 0;
    }

    .products h2 {
        font-size: 28px;
        margin-bottom: 40px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 5px;
    }

    .about {
        padding: 60px 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-text {
        order: 2;
    }

    .about-image {
        order: 1;
    }

    .about-text h2 {
        font-size: 28px;
    }

    .about-text p {
        font-size: 16px;
    }

    .contact {
        padding: 60px 0;
    }

    .contact h2 {
        font-size: 28px;
    }

    .contact p {
        font-size: 16px;
    }

    .btn-whatsapp {
        padding: 15px 35px;
        font-size: 16px;
    }

    .product-detail {
        padding: 50px 0;
    }

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

    .product-info-detail h1 {
        font-size: 28px;
    }

    .product-price-detail {
        font-size: 28px;
    }

    .product-description {
        font-size: 16px;
    }

    .product-benefits {
        padding: 20px;
    }

    .benefit-item {
        font-size: 15px;
    }

    .whatsapp-float {
        width: 60px;
        height: 60px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        gap: 10px;
    }

    .nav-menu a {
        font-size: 13px;
    }

    .hero h1 {
        font-size: 28px;
    }

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

    .product-info {
        padding: 20px;
    }

    .product-info h3 {
        font-size: 20px;
    }

    .product-price {
        font-size: 22px;
    }

    .thumbnail {
        width: 70px;
        height: 70px;
    }
}

/* Product Variants */
.product-variants {
    margin: 30px 0;
    padding: 25px;
    background: var(--card-bg);
    border-radius: 16px;
}

.product-variants h3 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--text-light);
}

.variant-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.variant-btn {
    padding: 20px;
    border: 3px solid transparent;
    background: var(--secondary-dark);
    color: var(--text-light);
    border-radius: 14px;
    cursor: pointer;
    text-align: left;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.variant-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border-color: rgba(245, 158, 11, 0.5);
}

.variant-btn.active {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(251, 191, 36, 0.1) 100%);
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.15), 0 8px 20px rgba(0, 0, 0, 0.3);
}

.variant-name {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-light);
    margin-bottom: 8px;
}

.variant-price {
    font-size: 28px;
    font-weight: 900;
    color: var(--accent);
    margin-bottom: 8px;
}

.variant-desc {
    font-size: 14px;
    color: var(--text-muted);
}