/* =========================
   Enhanced Sidebar Styles
   ========================= */

/* Base sidebar structure */
.sidebar {
    background-color: var(--card-background);
    height: 100%;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* Mobile toggle button - always hidden on desktop */
.sidebar-toggle {
    display: none;
    background-color: var(--alt-background);
    border: none;
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    border-radius: var(--radius-md);
    color: var(--text-color);
    font-size: var(--text-lg);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: var(--z-index-fixed);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal) ease;
    -webkit-tap-highlight-color: rgba(138, 90, 68, 0.2);
}

.sidebar-toggle:hover {
    background-color: var(--accent-light);
    color: var(--accent-color);
}

/* Close button inside sidebar */
.sidebar-close {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-dark);
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: calc(var(--z-index-mobile-nav) + 1);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal) ease;
}

.sidebar-close:hover {
    background-color: var(--alt-background);
}

.sidebar-close:active {
    background-color: var(--accent-light);
}

/* Overlay that appears behind sidebar on mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: var(--z-index-modal-backdrop);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal) ease;
    -webkit-tap-highlight-color: transparent;
}

/* Enhanced staggered animations for widgets */
.sidebar-widget {
    opacity: 1;
    transform: translateX(0);
    transition: transform var(--transition-normal) ease, 
                box-shadow var(--transition-normal) ease,
                opacity var(--transition-normal) ease;
}

.sidebar-widget:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Helper classes for animation delays based on data-index */
.sidebar-widget[data-index="1"] { --delay: 0.05s; }
.sidebar-widget[data-index="2"] { --delay: 0.1s; }
.sidebar-widget[data-index="3"] { --delay: 0.15s; }
.sidebar-widget[data-index="4"] { --delay: 0.2s; }
.sidebar-widget[data-index="5"] { --delay: 0.25s; }
.sidebar-widget[data-index="6"] { --delay: 0.3s; }
.sidebar-widget[data-index="7"] { --delay: 0.35s; }

/* Mobile responsive styles */
@media (max-width: 1200px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .sidebar-column {
        display: none; /* Hide the sidebar column on tablet/mobile */
    }
}

@media (max-width: 768px) {
    /* Show toggle button on mobile */
    .sidebar-toggle {
        display: flex;
    }
    
    /* Position sidebar for mobile */
    .sidebar {
        position: fixed;
        top: 0;
        right: -85%;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        padding: var(--space-6) var(--space-4) var(--space-4);
        z-index: var(--z-index-mobile-nav);
        box-shadow: var(--shadow-xl);
        transform: translateX(0);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-normal) ease,
                    opacity var(--transition-normal) ease;
    }
    
    /* Active sidebar state */
    .sidebar.active {
        transform: translateX(-100%);
        opacity: 1;
        pointer-events: auto;
    }
    
    /* Show close button on mobile */
    .sidebar-close {
        display: flex;
    }
    
    /* Show overlay on mobile */
    .sidebar-overlay {
        display: block;
    }
    
    /* Active overlay state */
    .sidebar-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }
    
    /* Prevent body scrolling when sidebar is open */
    body.sidebar-open {
        overflow: hidden;
    }
    
    /* Animated entry for widgets when sidebar is open */
    .sidebar.active .sidebar-widget {
        opacity: 0;
        transform: translateX(20px);
        animation: sidebarWidgetIn var(--transition-normal) ease forwards;
        animation-delay: var(--delay);
    }
    
    @keyframes sidebarWidgetIn {
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
}

/* Dark mode adjustments */
.dark-mode .sidebar {
    background-color: var(--card-background);
}

.dark-mode .sidebar-toggle {
    background-color: rgba(70, 70, 70, 0.8);
    color: var(--text-light);
}

.dark-mode .sidebar-toggle:hover {
    background-color: var(--accent-color);
}

/* =========================
   Responsive Enhancements 
   ========================= */

/* Improved content grid for better responsiveness */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-6);
  }
  
  @media (max-width: 1200px) {
    .content-grid {
      grid-template-columns: 1fr;
    }
    
    .sidebar-column {
      display: none; /* Hide dedicated sidebar column at breakpoint */
    }
    
    /* Ensure main content has proper margins */
    .main-column {
      width: 100%;
      margin: 0 auto;
      max-width: 800px;
    }
  }
  
  /* Fix for z-index stacking in mobile view */
  :root {
    --z-index-dropdown: 10;       /* Dropdown menus, search results */
    --z-index-sticky: 20;         /* Sticky headers */
    --z-index-fixed: 30;          /* Fixed position elements */
    --z-index-modal-backdrop: 40; /* Modal backdrops */
    --z-index-modal: 50;          /* Modal dialogs */
    --z-index-popover: 60;        /* Popovers, tooltips */
    --z-index-header: 70;         /* Site header */
    --z-index-mobile-nav: 80;     /* Mobile navigation */
    --z-index-sidebar-toggle: 90; /* Sidebar toggle button */
  }
  
  /* Ensure sidebar toggle is properly positioned */
  .sidebar-toggle {
    z-index: var(--z-index-sidebar-toggle);
  }
  
  /* Touch-specific improvements */
  @media (hover: none) {
    /* Increased touch targets for better interaction */
    .sidebar-widget h3, 
    .widget-title {
      padding-bottom: var(--space-3);
      margin-bottom: var(--space-4);
    }
    
    /* Enhanced touch feedback for button elements */
    .sidebar-toggle:active,
    .sidebar-close:active,
    .btn:active {
      transform: scale(0.95);
      transition: transform 0.1s ease;
    }
    
    /* Improved tap highlights */
    .sidebar a, 
    .sidebar button, 
    .sidebar .btn, 
    .sidebar [role="button"] {
      -webkit-tap-highlight-color: rgba(138, 90, 68, 0.2);
    }
  }