/* Bố cục khung chính */
.cart-wrapper {
    max-width: 1100px;
    width: 95%;
    margin: 30px auto 60px;
    font-family: Arial, sans-serif;
}

/* Breadcrumb */
.back {
    padding: 15px;
    background: #f9f9f9;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}
.back a { text-decoration: none; color: #888; }
.back span { margin: 0 10px; color: #ccc; }

/* --- CSS GRID: ĐẢM BẢO CỘT THẲNG TẮP --- */
.cart-grid-header, .cart-grid-row {
    display: grid;
    /* Tỉ lệ cột: Sản phẩm (5 phần) - Số lượng (2 phần) - Giá (2 phần) */
    grid-template-columns: 5fr 2fr 2fr;
    align-items: center;
}

/* Tiêu đề bảng */
.cart-grid-header {
    padding: 15px 20px;
    border-bottom: 2px solid #eaeaea;
    color: #555;
    font-weight: bold;
}
.cart-grid-header .col-quantity { text-align: center; }
.cart-grid-header .col-price { text-align: right; }

/* Từng dòng sản phẩm */
.cart-grid-row {
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
}

/* Cột Sản Phẩm */
.col-product {
    display: flex;
    align-items: center;
    gap: 15px;
}
.col-product img {
    width: 90px;
    height: 90px;
    object-fit: cover;
    border: 1px solid #eee;
    border-radius: 6px;
}
.product-info .brand-name {
    font-size: 0.85rem;
    color: #888;
    margin: 0 0 5px 0;
}
.product-info .product-name {
    font-size: 1rem;
    color: #333;
    margin: 0;
    line-height: 1.4;
}

/* Cột Số Lượng & Nút Xóa */
.col-quantity {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.qty-control {
    display: flex;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    background: #fff;
}
.qty-btn {
    width: 32px;
    height: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #666;
    text-decoration: none;
    background: #f9f9f9;
}
.qty-btn:hover { background: #eee; }
.qty-value {
    width: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-left: 1px solid #ddd;
    border-right: 1px solid #ddd;
    font-weight: 500;
}
.delete-btn {
    font-size: 0.9rem;
    color: #999;
    text-decoration: none;
}
.delete-btn:hover { color: #ee4d2d; }

/* Cột Giá */
.col-price {
    text-align: right;
    font-size: 1.15rem;
    font-weight: bold;
    color: #333;
}

/* Khi giỏ hàng trống */
.empty-cart {
    text-align: center;
    padding: 60px 0;
    color: #aaa;
}
.empty-cart i { font-size: 3rem; margin-bottom: 10px; }

/* --- KHU VỰC THANH TOÁN (FOOTER) --- */
.cart-footer {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 25px;
}
.total-section {
    font-size: 1.2rem;
    color: #333;
}
.total-price {
    font-size: 1.6rem;
    font-weight: bold;
    color: #ee4d2d; /* Đỏ cam kiểu Shopee */
    margin-left: 15px;
}

/* Các nút bấm */
.action-buttons {
    display: flex;
    gap: 15px;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 25px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}
.btn-outline {
    border: 1px solid #ccc;
    background: #fff;
    color: #555;
}
.btn-outline:hover { background: #f5f5f5; border-color: #888; }

.btn-solid {
    background: #ee4d2d;
    color: #fff;
    border: 1px solid #ee4d2d;
}
.btn-solid:hover { background: #d73a1c; }