/* Общие стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #333;
    min-height: 100vh;
}

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

/* Неоново-красный стиль (но в черно-белом варианте) */
.neon-red {
    color: #000000;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Шапка */
header {
    padding: 20px 0;
    border-bottom: 2px solid rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 2.5rem;
    font-weight: bold;
    text-decoration: none;
    color: #000;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    color: #333;
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    padding: 10px 20px;
    border-radius: 25px;
}

nav a:hover {
    color: #000;
    background: rgba(0, 0, 0, 0.05);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 15px;
}

.balance {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: bold;
}

.btn {
    padding: 10px 25px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, #000000, #333333);
    color: white;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    box-shadow: 0 0 25px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: #000;
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Главная страница */
.hero {
    text-align: center;
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.7);
    margin: 30px 0;
    border-radius: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: #000;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.8;
    color: #666;
}

/* Сетка товаров */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.product-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    padding: 20px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: rgba(0, 0, 0, 0.2);
}

/* Изображение товара */
.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 15px;
}

.product-image-placeholder {
    width: 100%;
    height: 200px;
    background: rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 3rem;
    margin-bottom: 15px;
    color: rgba(0, 0, 0, 0.2);
}

.product-image-container {
    text-align: center;
}

.product-price {
    font-size: 1.5rem;
    font-weight: bold;
    margin: 10px 0;
    color: #000;
}

/* Формы */
.form-container {
    max-width: 500px;
    margin: 50px auto;
    padding: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #000;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    color: #333;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #000;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

/* Админ панель */
.admin-panel {
    padding: 50px 0;
}

.admin-nav {
    background: rgba(255, 255, 255, 0.9);
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 30px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.admin-nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

.admin-nav a {
    color: #333;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.admin-nav a.active {
    background: rgba(0, 0, 0, 0.9);
    color: white;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    overflow: hidden;
}

.admin-table th,
.admin-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.admin-table th {
    background: rgba(0, 0, 0, 0.9);
    color: white;
    font-weight: bold;
}

/* Уведомления */
.alert {
    padding: 15px;
    border-radius: 10px;
    margin: 20px 0;
}

.alert-success {
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid rgba(0, 255, 0, 0.3);
    color: #00a000;
}

.alert-error {
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #d00000;
}

/* Корзина */
.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
    margin-bottom: 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.cart-total {
    text-align: right;
    font-size: 1.5rem;
    margin: 30px 0;
    color: #000;
}

/* Адаптивность */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        flex-direction: column;
        text-align: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 15px;
}

.product-image-placeholder {
    width: 100%;
    height: 200px;
    background: rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 3rem;
    margin-bottom: 15px;
    color: rgba(0, 0, 0, 0.2);
}

.product-image-container {
    text-align: center;
}