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

:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --light-blue: #60a5fa;
    --primary-green: #059669;
    --secondary-green: #10b981;
    --light-green: #34d399;
    --dark-blue: #1e40af;
    --dark-green: #047857;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --border-color: #e5e7eb;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

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

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo h1 {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav {
    display: flex;
    gap: 2rem;
}

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

.nav a:hover {
    opacity: 0.8;
}

.header-actions {
    display: flex;
    gap: 1rem;
}

.btn-primary, .btn-secondary {
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background-color: var(--secondary-green);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--dark-green);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

/* Hero Section */
.hero {
    padding: 3rem 0;
    background: linear-gradient(135deg, #e0f2fe 0%, #d1fae5 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.hero-images {
    position: sticky;
    top: 100px;
}

.main-image {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
}

.thumbnails {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 0.5rem;
}

.thumbnails img {
    width: 100%;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s;
    border: 2px solid transparent;
}

.thumbnails img:hover {
    transform: scale(1.1);
    border-color: var(--secondary-blue);
}

.hero-info {
    padding: 1rem;
}

.badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--secondary-green) 0%, var(--primary-green) 100%);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: bold;
    margin-bottom: 1rem;
}

.stock-code {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.hero-info h1 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.subtitle {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars {
    color: #fbbf24;
    font-size: 1.2rem;
}

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

.price {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.current-price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-green);
}

.old-price {
    font-size: 1.5rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.tax-info {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.description {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-item .icon {
    color: var(--secondary-green);
    font-weight: bold;
    font-size: 1.2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.btn-order, .btn-whatsapp {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    text-align: center;
    transition: all 0.3s;
    flex: 1;
}

.btn-order {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
}

.btn-order:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(30, 58, 138, 0.3);
}

.btn-whatsapp {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-green) 100%);
    color: var(--white);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(5, 150, 105, 0.3);
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: var(--white);
}

.features h2, .section-subtitle {
    text-align: center;
    margin-bottom: 3rem;
}

.features h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: linear-gradient(135deg, #f0f9ff 0%, #ecfdf5 100%);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-blue);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Specifications */
.specifications {
    padding: 4rem 0;
    background: linear-gradient(135deg, #e0f2fe 0%, #d1fae5 100%);
}

.specifications h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.spec-item {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--secondary-green);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.spec-label {
    font-weight: bold;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.spec-value {
    color: var(--text-dark);
    line-height: 1.6;
}

/* Package */
.package {
    padding: 4rem 0;
    background-color: var(--white);
}

.package h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 3rem;
}

.package-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.package-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #ecfdf5 100%);
    border-radius: 8px;
    border-left: 4px solid var(--secondary-blue);
}

.package-icon {
    font-size: 2rem;
}

.package-note {
    text-align: center;
    color: var(--text-light);
    margin-top: 2rem;
    font-style: italic;
}

/* Reviews */
.reviews {
    padding: 4rem 0;
    background: linear-gradient(135deg, #e0f2fe 0%, #d1fae5 100%);
}

.reviews h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.review-card:hover {
    transform: translateY(-5px);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.reviewer-name {
    font-weight: bold;
    color: var(--primary-blue);
}

.review-date {
    color: var(--text-light);
    font-size: 0.9rem;
}

.review-badge {
    display: inline-block;
    background-color: var(--secondary-green);
    color: var(--white);
    padding: 0.2rem 0.5rem;
    border-radius: 5px;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.review-stars {
    color: #fbbf24;
    margin-bottom: 1rem;
}

.review-text {
    color: var(--text-dark);
    line-height: 1.6;
}

/* FAQ */
.faq {
    padding: 4rem 0;
    background-color: var(--white);
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.faq-list {
    max-width: 900px;
    margin: 3rem auto 0;
}

.faq-item {
    background-color: var(--bg-light);
    margin-bottom: 1rem;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--primary-blue);
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: #e0f2fe;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--secondary-green);
}

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

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

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-dark);
    line-height: 1.8;
}

/* Product Description */
.product-description {
    padding: 4rem 0;
    background: linear-gradient(135deg, #e0f2fe 0%, #d1fae5 100%);
}

.product-description h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.product-description h3 {
    font-size: 1.8rem;
    color: var(--primary-green);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.product-description p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.feature-list {
    list-style: none;
    padding-left: 0;
}

.feature-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.8;
}

.feature-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-green);
    font-weight: bold;
}

/* Order Section */
.order-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    color: var(--white);
}

.order-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.order-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.order-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.order-info p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.price-large {
    margin-bottom: 2rem;
}

.price-large .current-price {
    font-size: 3.5rem;
    color: var(--light-green);
}

.price-large .old-price {
    font-size: 2rem;
    opacity: 0.7;
    text-decoration: line-through;
}

.order-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-order-large, .btn-whatsapp-large {
    padding: 1.2rem 2.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s;
}

.btn-order-large {
    background-color: var(--white);
    color: var(--primary-blue);
}

.btn-order-large:hover {
    background-color: #f0f0f0;
    transform: translateY(-3px);
}

.btn-whatsapp-large {
    background-color: var(--secondary-green);
    color: var(--white);
}

.btn-whatsapp-large:hover {
    background-color: var(--dark-green);
    transform: translateY(-3px);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--dark-green) 100%);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.footer-section h4 {
    margin-bottom: 0.5rem;
    color: var(--light-green);
}

.footer-section p {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.footer-section a {
    color: var(--light-blue);
    text-decoration: none;
}

.footer-section a:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
    margin-bottom: 1rem;
}

.legal-note {
    font-size: 0.85rem;
    opacity: 0.8;
    line-height: 1.6;
    max-width: 1000px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

@media (max-width: 640px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-info h1 {
        font-size: 1.8rem;
    }

    .features-grid,
    .reviews-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons,
    .order-buttons {
        flex-direction: column;
    }

    .thumbnails {
        grid-template-columns: repeat(4, 1fr);
    }

    .current-price {
        font-size: 2rem;
    }

    .price-large .current-price {
        font-size: 2.5rem;
    }
}