/**
 * Verovid Premium Theme - Additional Styles
 * 
 * @package Verovid_Premium
 * @version 1.0.0
 */

/* ============================================================================
   MOBILE MENU OVERLAY
   ============================================================================ */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 85%;
    max-width: 400px;
    height: 100%;
    background: var(--color-white);
    padding: var(--spacing-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
}

.mobile-nav-overlay.active .mobile-nav-content {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    color: var(--color-text);
}

.mobile-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu li {
    margin-bottom: var(--spacing-sm);
}

.mobile-menu a {
    display: block;
    padding: var(--spacing-md);
    color: var(--color-text);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.mobile-menu a:hover {
    background: var(--color-background);
    color: var(--color-primary);
}

/* Индикатор для пунктов с подменю в мобильной версии */
.mobile-menu .menu-item-has-children > a {
    position: relative;
    padding-right: var(--spacing-2xl);
}

.mobile-menu .menu-item-has-children > a::after {
    content: '';
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid currentColor;
    transition: transform var(--transition-base);
}

.mobile-menu .menu-item-has-children.submenu-open > a::after {
    transform: translateY(-50%) rotate(180deg);
}

/* Подменю в мобильной версии */
.mobile-menu .sub-menu {
    list-style: none;
    padding-left: var(--spacing-lg);
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    display: none;
}

.mobile-menu .sub-menu li {
    margin-bottom: var(--spacing-xs);
}

.mobile-menu .sub-menu a {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-sm);
    font-weight: 400;
    border-left: 2px solid var(--color-border);
}

.mobile-menu .sub-menu a:hover {
    border-left-color: var(--color-primary);
}

.mobile-nav-actions {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* ============================================================================
   BACK TO TOP BUTTON
   ============================================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
}

/* ============================================================================
   NOTIFICATIONS
   ============================================================================ */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-tooltip);
    opacity: 0;
    transform: translateX(100px);
    transition: all var(--transition-base);
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification-success {
    border-left: 4px solid var(--color-success);
}

.notification-error {
    border-left: 4px solid var(--color-error);
}

.notification-info {
    border-left: 4px solid var(--color-info);
}

/* ============================================================================
   RECIPES GRID
   ============================================================================ */
.recipes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

/* List View */
.recipes-grid.list-view {
    grid-template-columns: 1fr;
}

.recipes-grid.list-view .recipe-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-lg);
}

.recipes-grid.list-view .recipe-card-image {
    aspect-ratio: 4 / 3;
}

/* ============================================================================
   CATEGORIES GRID
   ============================================================================ */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.category-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.category-card-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.category-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
}

.category-info {
    color: var(--color-white);
}

.category-name {
    font-size: var(--font-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.category-count {
    font-size: var(--font-sm);
    opacity: 0.9;
}

/* ============================================================================
   TAGS CLOUD
   ============================================================================ */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.tag-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text);
    font-size: var(--font-sm);
    transition: all var(--transition-base);
}

.tag-item:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.tag-count {
    opacity: 0.7;
    font-size: var(--font-xs);
}

/* ============================================================================
   PAGINATION
   ============================================================================ */
.pagination-wrapper {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    transition: all var(--transition-base);
}

.page-numbers:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.page-numbers.current {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* ============================================================================
   LOADING STATE
   ============================================================================ */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    margin: -15px 0 0 -15px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */
@media (max-width: 1024px) {
    .recipes-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .recipes-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .recipes-grid.list-view .recipe-card {
        grid-template-columns: 1fr;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .notification {
        right: 10px;
        left: 10px;
    }
}