/* Theme Toggle - Apple Style Design */

.theme-toggle-button {
    position: relative;
    width: 56px;
    height: 28px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
    outline: none;
    -webkit-tap-highlight-color: transparent;
    flex-shrink: 0;
}

.theme-toggle-track {
    position: relative;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 14px;
    transition: background-color 0.3s ease;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.dark .theme-toggle-track {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.theme-toggle-slider {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    background: white;
    border-radius: 50%;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark .theme-toggle-slider {
    background: #1c1c1e;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

/* Slider positions for 3 states */
.theme-toggle-slider[data-theme="light"] {
    transform: translateX(0);
}

.theme-toggle-slider[data-theme="dark"] {
    transform: translateX(28px);
}

.theme-toggle-slider[data-theme="system"] {
    transform: translateX(14px);
}

.theme-toggle-icon {
    width: 16px;
    height: 16px;
    color: #666;
    transition: color 0.2s ease;
}

.dark .theme-toggle-icon {
    color: #999;
}

/* Hover effect */
.theme-toggle-button:hover .theme-toggle-track {
    background: rgba(0, 0, 0, 0.15);
}

.dark .theme-toggle-button:hover .theme-toggle-track {
    background: rgba(255, 255, 255, 0.2);
}

.theme-toggle-button:hover .theme-toggle-slider {
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.25);
}

.dark .theme-toggle-button:hover .theme-toggle-slider {
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.5);
}

/* Active/pressed state */
.theme-toggle-button:active .theme-toggle-slider {
    transform: scale(0.95);
}

.theme-toggle-button:active .theme-toggle-slider[data-theme="light"] {
    transform: translateX(0) scale(0.95);
}

.theme-toggle-button:active .theme-toggle-slider[data-theme="dark"] {
    transform: translateX(28px) scale(0.95);
}

.theme-toggle-button:active .theme-toggle-slider[data-theme="system"] {
    transform: translateX(14px) scale(0.95);
}

/* Mobile responsive adjustments */
@media (max-width: 640px) {
    .theme-toggle-button {
        width: 56px;
        height: 28px;
    }
    
    .theme-toggle-slider {
        width: 24px;
        height: 24px;
    }
    
    .theme-toggle-slider[data-theme="dark"] {
        transform: translateX(28px);
    }
    
    .theme-toggle-slider[data-theme="system"] {
        transform: translateX(14px);
    }
    
    .theme-toggle-icon {
        width: 14px;
        height: 14px;
    }
}

/* Smooth theme transition */
html {
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Focus visible for accessibility */
.theme-toggle-button:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
    border-radius: 18px;
}

.dark .theme-toggle-button:focus-visible {
    outline-color: #60a5fa;
}

/* Sidebar Theme Toggle Button */
.sidebar-theme-toggle-button {
    width: 56px;
    height: 28px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
    outline: none;
    -webkit-tap-highlight-color: transparent;
    flex-shrink: 0;
}

.sidebar-theme-toggle-button .theme-toggle-track {
    border-radius: 14px;
}

.sidebar-theme-toggle-button:hover .theme-toggle-track {
    background: rgba(0, 0, 0, 0.15);
}

.dark .sidebar-theme-toggle-button:hover .theme-toggle-track {
    background: rgba(255, 255, 255, 0.2);
}

.sidebar-theme-toggle-button:hover .theme-toggle-slider {
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.25);
}

.dark .sidebar-theme-toggle-button:hover .theme-toggle-slider {
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.5);
}

.sidebar-theme-toggle-button:active .theme-toggle-slider {
    transform: scale(0.95);
}

.sidebar-theme-toggle-button:active .theme-toggle-slider[data-theme="light"] {
    transform: translateX(0) scale(0.95);
}

.sidebar-theme-toggle-button:active .theme-toggle-slider[data-theme="dark"] {
    transform: translateX(28px) scale(0.95);
}

.sidebar-theme-toggle-button:active .theme-toggle-slider[data-theme="system"] {
    transform: translateX(14px) scale(0.95);
}

.sidebar-theme-toggle-button:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
    border-radius: 18px;
}

.dark .sidebar-theme-toggle-button:focus-visible {
    outline-color: #60a5fa;
}