:root {
    --color-shopee: #EE4D2D;
    --color-background: #F4F5F6;
    --color-text: #000000CC;
    --color-text-light: #757575;
    --color-white: #FFFFFF;
    --border-color: #E8E8E8;
    --shadow-light: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow-medium: 0 4px 12px 0 rgba(0,0,0,0.08);
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: var(--color-background);
    color: var(--color-text);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.5em;
}

.site-header {
    background-color: var(--color-white);
    padding: 1.5em 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
}

.header-content {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5em;
}

.logo h1 {
    color: var(--color-shopee);
    font-size: 1.8em;
    font-weight: 700;
    margin: 0;
}

.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    padding: 1.5em 0;
    margin-bottom: 1em;
    border-bottom: 1px solid var(--border-color);
}

.category-filters a {
    text-decoration: none;
    color: var(--color-text-light);
    background-color: var(--color-white);
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.95em;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.category-filters a:hover {
    background-color: #f0f0f0;
    border-color: #ccc;
    color: var(--color-text);
}

.category-filters a.active {
    background-color: var(--color-shopee);
    color: var(--color-white);
    border-color: var(--color-shopee);
    font-weight: 600;
}

.search-sort-filters {
    display: flex;
    gap: 15px;
    margin-bottom: 2em;
}

.search-sort-filters .search-bar {
    flex-grow: 1;
}

.search-sort-filters input, .search-sort-filters select {
    width: 100%;
    padding: 15px;
    font-size: 1em;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    box-sizing: border-box;
}

.search-sort-filters select {
    cursor: pointer;
    background-color: var(--color-white);
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 15px;
}

.oferta {
    background-color: var(--color-white);
    border-radius: 5px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--shadow-light);
}

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

.image-container {
    position: relative;
}

.oferta-imagem {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
}

.discount-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background-color: var(--color-shopee);
    color: var(--color-white);
    padding: 4px 8px;
    font-size: 0.8em;
    font-weight: 700;
    border-radius: 3px;
}

.oferta-info {
    padding: 15px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.oferta-info h3 {
    margin: 0 0 10px;
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5;
    overflow: hidden;
}

.price-container {
    margin-top: auto;
}

.original-price {
    font-size: 0.85em;
    color: var(--color-text-light);
    text-decoration: line-through;
    margin-right: 8px;
}

.final-price {
    font-size: 1.4em;
    font-weight: 600;
    color: var(--color-shopee);
}

.stats {
    font-size: 0.8em;
    color: var(--color-text-light);
    margin-top: 8px;
}

.oferta-info a.cta-button {
    display: block;
    text-align: center;
    background-color: var(--color-shopee);
    color: var(--color-white);
    padding: 12px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    transition: opacity 0.2s;
}

.oferta-info a.cta-button:hover {
    opacity: 0.85;
}

.mensagem-info {
    background-color: var(--color-white);
    padding: 2em;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-light);
    margin-top: 2em;
}

.site-footer {
    text-align: center;
    padding: 2em;
    margin-top: 2em;
    color: #888;
    font-size: 0.9em;
}