/* ===== ОСНОВНЫЕ ПЕРЕМЕННЫЕ ===== */
:root {
    --primary-color: #4361ee;
    --primary-dark: #3a56d4;
    --secondary-color: #7209b7;
    --success-color: #06d6a0;
    --danger-color: #ef476f;
    --warning-color: #ffd166;
    --dark-color: #2b2d42;
    --light-color: #f8f9fa;
    --gray-color: #6c757d;
    --border-color: #dee2e6;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-hover: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--light-color);
    color: var(--dark-color);
    line-height: 1.6;
}

/* ===== АНИМАЦИИ ===== */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== НАВИГАЦИЯ ===== */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}



.logo {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    transition: var(--transition-normal);
}

/* Стили для категорий */
.categories-section {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.category-card {
    background: #1a1a1a;
    border: 1px solid #333;
    padding: 1.5rem;
    text-align: center;
    border-radius: 12px;
    text-decoration: none;
    color: #ffffff;
    transition: all 0.3s ease;
}

.category-card:hover {
    transform: translateY(-5px);
    background: #242424;
    border-color: #555;
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

.category-card i {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    display: block;
}

.category-card span {
    font-weight: 500;
    font-size: 1.1rem;
}

/* Хлебные крошки */
.breadcrumbs {
    margin-bottom: 2rem;
    color: #999;
    font-size: 0.95rem;
}

.breadcrumbs a {
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.breadcrumbs a:hover {
    color: #cccccc;
    text-decoration: underline;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-links a {
    color: var(--dark-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    transition: var(--transition-normal);
    font-weight: 500;
}

.nav-links a:hover {
    background: var(--light-color);
    color: var(--primary-color);
}

.nav-links a.admin-link {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.username {
    font-weight: 600;
    color: var(--primary-color);
}

.logout-btn {
    background: var(--danger-color) !important;
    color: white !important;
}

/* ===== ОСНОВНОЙ КОНТЕЙНЕР ===== */
.main-content {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
    animation: slideIn 0.5s ease;
    position: relative;
    z-index: 1;
}

/* Остальные стили из твоей старой версии style.css */
/* ... сохрани всё как было ... */