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

:root {
    --primary-color: #16a34a;
    /* Verde mais forte e vibrante */
    --primary-dark: #15803d;
    --secondary-color: #1a1a1a;
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --text-light: #999;
    --border-color: #e0e0e0;
    --bg-light: #f8f8f8;
    --white: #ffffff;
    --star-color: #ffa500;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

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

/* Header Styles */
.header {
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.main-header {
    padding: 16px 0;
}

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

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.logo h1 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    position: relative;
    transition: var(--transition);
}

.icon-btn:hover {
    transform: scale(1.1);
}

.cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--primary-color);
    color: var(--white);
    font-size: 10px;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.promo-bar {
    background: var(--secondary-color);
    color: var(--white);
    padding: 12px 0;
    overflow: hidden;
}

.promo-slider {
    display: flex;
    gap: 40px;
    animation: scroll 20s linear infinite;
}

.promo-item {
    white-space: nowrap;
    font-size: 14px;
    font-weight: 600;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Breadcrumb */
.breadcrumb {
    padding: 20px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--primary-color);
}

/* Product Layout - Single Column */
.product-single-column {
    max-width: 800px;
    margin: 20px auto 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.product-header-image {
    width: 100%;
}

.product-info-central {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Product Images */
.main-image {
    position: relative;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 1;
    box-shadow: var(--shadow-sm);
    max-width: 500px;
    margin: 0 auto;
}

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

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

.zoom-btn {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: var(--white);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.zoom-btn:hover {
    transform: scale(1.1);
    background: var(--primary-color);
    color: var(--white);
}



/* Product Info */
.product-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.product-title {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stars {
    display: flex;
    gap: 4px;
}

.star {
    font-size: 20px;
    color: var(--border-color);
}

.star.filled {
    color: var(--star-color);
}

.rating-count {
    color: var(--text-secondary);
    font-size: 14px;
}

.price-section {
    background: #f8f9fa;
    padding: 16px 20px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    text-align: center;
}

.price {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.shipping-info {
    background: #e8f5e9;
    padding: 16px;
    border-radius: 12px;
}

.free-shipping {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--primary-dark);
    font-size: 14px;
}

.buy-btn-full {
    width: 100%;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    height: 64px;
    box-shadow: 0 4px 16px rgba(22, 163, 74, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.buy-btn-full:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(22, 163, 74, 0.4);
}

.buy-btn-full:active {
    transform: translateY(0);
}

/* Reviews Carousel */
.reviews-carousel-wrapper {
    background: var(--bg-light);
    padding: 32px;
    border-radius: 16px;
    margin-top: 16px;
}

.reviews-carousel-wrapper h3 {
    margin-bottom: 24px;
    font-size: 24px;
    font-weight: 800;
    text-align: center;
}

.reviews-slider {
    position: relative;
    overflow: hidden;
    min-height: 180px;
}

.review-slide {
    display: none;
    animation: fadeSlide 0.5s ease;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.review-slide.active {
    display: flex;
}

.review-stars {
    color: var(--star-color);
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.review-slide p {
    font-style: italic;
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.review-author {
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 14px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

@keyframes fadeSlide {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Static Description */
.product-description-static {
    margin-top: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

.section-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.description-body p {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.description-body strong {
    color: var(--text-primary);
}

/* Footer Styles */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 20px;
    margin-top: 80px;
}

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

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

.footer-section {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

@media (min-width: 769px) {
    .footer-section {
        border-bottom: none;
    }
}

.footer-accordion {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    background: none;
    border: none;
    color: var(--white);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    text-align: left;
}

.footer-accordion svg {
    transition: var(--transition);
}

.footer-accordion.active svg {
    transform: rotate(45deg);
}

.footer-acc-content {
    display: none;
    flex-direction: column;
    gap: 12px;
    padding-top: 16px;
}

.footer-acc-content.active {
    display: flex;
}

@media (min-width: 769px) {
    .footer-acc-content {
        display: flex;
    }

    .footer-accordion svg {
        display: none;
    }
}

.footer-acc-content a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-acc-content a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-acc-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer-brand {
    text-align: center;
    margin: 40px 0 32px;
}

.footer-brand h2 {
    font-size: 42px;
    font-weight: 800;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

/* Animations */
@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 24px;
    }

    .product-title {
        font-size: 32px;
    }

    .price {
        font-size: 36px;
    }
}