:root {
    --primary-color: #DC0000;
    --primary-hover: #b90000;
    --background-color: #f8f9fa;
    --text-color: #333;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.05);
    --input-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

body {
    background-color: var(--background-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Navbar */
.navbar {
    background-color: var(--primary-color) !important;
    padding: 15px 20px;
    color: white;
}

.navbar a {
    color: white;
    text-decoration: none;
    transition: opacity 0.2s;
}

.navbar a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero-section {
    background-color: var(--primary-color);
    color: white;
    padding: 40px 20px;
    text-align: center;
    margin-bottom: 30px;
    margin-top: -1px;
}

/* Search Box */
.search-container {
    max-width: 600px;
    margin: -50px auto 30px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
}

.search-input {
    width: 100%;
    padding: 18px 25px;
    border-radius: 15px;
    border: none;
    box-shadow: var(--input-shadow);
    font-size: 16px;
    outline: none;
}

/* Sidebar */
.sidebar {
    background-color: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--card-shadow);
    height: fit-content;
    position: sticky;
    top: 20px;
}

.category-item {
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    color: #555;
    transition: 0.2s;
    display: block;
    margin-bottom: 5px;
}

.category-item:hover, .category-item.active {
    background-color: #FEF2F2;
    color: var(--primary-color);
    font-weight: bold;
}

/* Product Card */
.product-card {
    border: 1px solid #f0f0f0;
    border-radius: 12px;
    padding: 12px;
    background-color: white;
    transition: 0.2s;
    box-shadow: var(--card-shadow);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: bold;
    transition: 0.2s;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.badge-count {
    background-color: white;
    color: var(--primary-color);
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 12px;
    font-weight: bold;
    margin-left: 5px;
}