/* Night Coloring Menu Styles */

/* Botón del menú */
.nightcoloring-menu-btn {
    background: var(--accent, #4a90e2);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
    font-family: inherit;
}

.nightcoloring-menu-btn:hover {
    background: var(--accent-hover, #357abd);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.nightcoloring-menu-btn svg {
    transition: transform 0.3s ease;
}

.nightcoloring-menu-btn:hover svg {
    transform: scale(1.1);
}

/* Overlay */
.nightcoloring-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: blur(4px);
}

.nightcoloring-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Sidebar */
.nightcoloring-menu-sidebar {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: linear-gradient(135deg, var(--accent, #4a90e2) 0%, rgba(74, 144, 226, 0.9) 100%);
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.2);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.nightcoloring-menu-overlay.active .nightcoloring-menu-sidebar {
    transform: translateX(0);
}

/* Header */
.nightcoloring-menu-header {
    padding: 20px;
    display: flex;
    justify-content: flex-end;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.nightcoloring-menu-close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.nightcoloring-menu-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

/* Content */
.nightcoloring-menu-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
}

.nightcoloring-menu-content::-webkit-scrollbar {
    width: 6px;
}

.nightcoloring-menu-content::-webkit-scrollbar-track {
    background: transparent;
}

.nightcoloring-menu-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.nightcoloring-menu-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* Búsqueda */
.nightcoloring-menu-search {
    margin-bottom: 20px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

#nightcoloring-menu-search {
    flex: 1;
    background: transparent;
    border: none;
    padding: 12px 16px;
    color: white;
    font-size: 14px;
    border-radius: 12px 0 0 12px;
    outline: none;
}

#nightcoloring-menu-search::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.search-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 0 12px 12px 0;
    padding: 12px 16px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Botón ver todas */
.nightcoloring-menu-all-btn {
    display: block;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    text-decoration: none;
    padding: 16px 20px;
    border-radius: 12px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.nightcoloring-menu-all-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
    color: white;
    text-decoration: none;
}

/* Categorías */
.nightcoloring-menu-categories {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.nightcoloring-menu-category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    padding: 16px 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.nightcoloring-menu-category:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(-5px);
    color: white;
    text-decoration: none;
    border-color: rgba(255, 255, 255, 0.3);
}

.category-name {
    font-weight: 500;
    font-size: 14px;
    flex: 1;
}

.category-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

/* Sin resultados */
.nightcoloring-menu-no-results {
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    padding: 40px 20px;
    font-style: italic;
}

/* Animaciones */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.nightcoloring-menu-category {
    animation: slideInRight 0.3s ease forwards;
}

.nightcoloring-menu-category:nth-child(even) {
    animation-delay: 0.05s;
}

.nightcoloring-menu-category:nth-child(3n) {
    animation-delay: 0.1s;
}

/* Responsive */
@media (max-width: 768px) {
    .nightcoloring-menu-sidebar {
        max-width: 100%;
        width: 100%;
    }
    
    .nightcoloring-menu-header {
        padding: 16px;
    }
    
    .nightcoloring-menu-content {
        padding: 16px;
    }
    
    .nightcoloring-menu-close {
        width: 40px;
        height: 40px;
    }
    
    .nightcoloring-menu-category {
        padding: 14px 16px;
    }
    
    .nightcoloring-menu-all-btn {
        padding: 14px 16px;
    }
}

@media (max-width: 480px) {
    .search-input-wrapper {
        flex-direction: column;
    }
    
    #nightcoloring-menu-search {
        border-radius: 12px 12px 0 0;
    }
    
    .search-btn {
        border-radius: 0 0 12px 12px;
        padding: 10px;
    }
    
    .nightcoloring-menu-category {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .category-count {
        align-self: flex-end;
    }
}

/* Estados de carga */
.nightcoloring-menu-categories.loading {
    opacity: 0.6;
    pointer-events: none;
}

.nightcoloring-menu-categories.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Mejoras de accesibilidad */
.nightcoloring-menu-btn:focus,
.nightcoloring-menu-close:focus,
.search-btn:focus,
#nightcoloring-menu-search:focus,
.nightcoloring-menu-all-btn:focus,
.nightcoloring-menu-category:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* Soporte para modo oscuro */
@media (prefers-color-scheme: dark) {
    .nightcoloring-menu-sidebar {
        background: linear-gradient(135deg, var(--accent, #4a90e2) 0%, rgba(74, 144, 226, 0.95) 100%);
    }
}

/* Efectos hover mejorados */
.nightcoloring-menu-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
    pointer-events: none;
    border-radius: 12px;
}

.nightcoloring-menu-category:hover::before {
    transform: translateX(100%);
}