/* =============================================================================
   Osmanthus Platform - Unified Tab Component System
   
   This file contains all tab-related styles for the platform.
   Supports both horizontal and vertical tab layouts.
   ============================================================================= */

/* =============================================================================
   Tab-Specific CSS Variables
   ============================================================================= */
   :root {
    /* Tab Sizing */
    --tab-height: 42px;
    --tab-padding-x: var(--spacing-lg);
    --tab-padding-y: var(--spacing-sm);
    --tab-gap: var(--spacing-sm);
    --tab-radius: 0; /* Mindstate: Sharp corners */
    
    /* Tab Colors */
    --tab-bg: var(--color-bg-light);
    --tab-bg-hover: #FAFAFA; /* Mindstate: Light gray instead of primary-lighter */
    --tab-bg-active: var(--ms-data-green); /* Mindstate: Data green instead of primary */
    --tab-text: var(--color-text);
    --tab-text-hover: var(--ms-data-green); /* Mindstate: Data green */
    --tab-text-active: var(--color-white);
    
    /* Tab Shadows */
    /* Mindstate: Minimal single shadows instead of neuomorphic */
    --tab-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    --tab-shadow-active: 0 2px 6px rgba(0, 0, 0, 0.08);
      
    /* Tab Transitions */
    --tab-transition: all 0.15s ease; /* Mindstate: Faster transitions */
  }
  
  /* =============================================================================
     Base Tab Navigation Container
     ============================================================================= */
  .os-tabs {
    /* Layout */
    display: flex;
    flex-wrap: wrap; /* Allow tabs to wrap to next line */
    gap: var(--tab-gap);
    margin-bottom: var(--spacing-lg);
    
    /* Styling */
    /* Mindstate: Solid background instead of gradient */
    background: #FAFAFA; /* Mindstate: Very light gray */
    padding: var(--spacing-sm);
    border-radius: 0; /* Mindstate: Sharp corners */
    /* Mindstate: Simple border instead of inset shadows */
    border: 1px solid #F4F4F4;
    box-shadow: none;
  }
  
  /* Webkit scrollbar styling removed - tabs now wrap instead of scrolling */
  
  /* =============================================================================
     Tab Button Component
     ============================================================================= */
  .os-tab {
    /* Layout */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--tab-padding-y) var(--tab-padding-x);
    min-height: var(--tab-height);
    white-space: nowrap;
    
    /* Styling */
    /* Mindstate: Solid background instead of gradient */
    background: #FFFFFF; /* Mindstate: White background */
    color: var(--tab-text);
    border: 1px solid #3B3B3B; /* Mindstate: Dark border */
    border-radius: 0; /* Mindstate: Sharp corners */
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    text-transform: uppercase; /* Mindstate: Uppercase for tabs */
    letter-spacing: 0.05em; /* Mindstate: Wide letter spacing */
    
    /* Effects */
    box-shadow: var(--tab-shadow); /* Mindstate: Minimal shadow */
    transition: var(--tab-transition);
    position: relative;
    overflow: hidden;
  }
  
  /* Tab hover state */
  /* Mindstate: Simplified hover state */
  .os-tab:hover:not(.os-tab--active) {
    background: #FAFAFA; /* Mindstate: Light gray instead of gradient */
    color: var(--tab-text-hover);
    transform: translateY(-1px); /* Mindstate: Reduced movement */
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08); /* Mindstate: Subtle shadow */
    border-color: #000000; /* Mindstate: Black border on hover */
  }
  
  /* Tab active state */
  /* Mindstate: Solid color active state */
  .os-tab--active {
    background: #6B8E23; /* Mindstate: Data green solid color */
    color: var(--tab-text-active);
    font-weight: 600;
    box-shadow: none; /* Mindstate: No shadow when active */
    transform: none; /* Mindstate: No transform */
    border-color: #6B8E23; /* Mindstate: Match border */
  }
  
  /* Tab active indicator - removed for cleaner all-teal look */
  .os-tab--active::after {
    display: none;
  }
  
  /* Tab disabled state */
  .os-tab:disabled,
  .os-tab--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
  }
  
  .os-tab:disabled:hover,
  .os-tab--disabled:hover {
    background: #FFFFFF; /* Mindstate: Keep white background */
    color: var(--tab-text);
    transform: none;
    border-color: #3B3B3B; /* Mindstate: Keep original border */
  }
  
  /* =============================================================================
     Tab Icon Support
     ============================================================================= */
  .os-tab__icon {
    margin-right: var(--spacing-sm);
    font-size: 1.1em;
    display: inline-flex;
    align-items: center;
  }
  
  .os-tab__badge {
    margin-left: var(--spacing-sm);
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0; /* Mindstate: Sharp corners */
    font-size: 0.75rem;
    font-weight: 600;
  }
  
  /* =============================================================================
     Tab Content Container
     ============================================================================= */
  .os-tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
  }
  
  .os-tab-content--active {
    display: block;
  }
  
  /* =============================================================================
     Tab Style Variants
     ============================================================================= */
  
  /* Rounded variant (more pill-like) */
  /* Mindstate: Keep sharp corners even for "rounded" variant */
  .os-tabs--rounded .os-tab {
    border-radius: 0; /* Mindstate: Sharp corners */
  }
  
  /* Compact variant */
  .os-tabs--compact {
    padding: var(--spacing-xs);
  }
  
  .os-tabs--compact .os-tab {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.85rem;
    min-height: 36px;
  }
  
  /* Full width variant */
  .os-tabs--full {
    justify-content: stretch;
  }
  
  .os-tabs--full .os-tab {
    flex: 1;
  }
  
  /* Vertical tabs */
  .os-tabs--vertical {
    flex-direction: column;
    width: fit-content;
    max-width: 250px;
  }
  
  .os-tabs--vertical .os-tab {
    width: 100%;
    justify-content: flex-start;
  }
  
  /* =============================================================================
     Tab Theme Variants
     ============================================================================= */
  
  /* Secondary theme */
  /* Mindstate: Use data orange for secondary */
  .os-tabs--secondary .os-tab--active {
    background: #CD853F; /* Mindstate: Data orange solid color */
    border-color: #CD853F;
  }
  
  /* Minimal theme (no backgrounds) */
  .os-tabs--minimal {
    background: transparent;
    box-shadow: none;
    padding: 0;
    border: none; /* Mindstate: Remove border for minimal */
  }
  
  .os-tabs--minimal .os-tab {
    background: transparent;
    box-shadow: none;
    color: #8B9187; /* Mindstate: Medium gray */
    border: none; /* Mindstate: No border for minimal */
    border-bottom: 2px solid transparent;
    border-radius: 0;
    text-transform: none; /* Mindstate: Normal case for minimal */
    letter-spacing: normal; /* Mindstate: Normal spacing for minimal */
  }
  
  .os-tabs--minimal .os-tab:hover {
    color: #6B8E23; /* Mindstate: Data green */
    transform: none;
    border-bottom-color: #6B8E23; /* Mindstate: Data green */
  }
  
  .os-tabs--minimal .os-tab--active {
    background: transparent;
    color: #6B8E23; /* Mindstate: Data green */
    border-bottom-color: #6B8E23; /* Mindstate: Data green */
  }
  
  .os-tabs--minimal .os-tab--active::after {
    display: none;
  }
  
  /* =============================================================================
     Tab Panel Integration
     ============================================================================= */
  .os-tab-panel {
    background: var(--card-bg);
    border-radius: 0; /* Mindstate: Sharp corners */
    padding: var(--spacing-lg);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); /* Mindstate: Minimal shadow */
    border: 1px solid #F4F4F4; /* Mindstate: Light border */
  }
  
  /* Connected style (tabs flow into panel) */
  .os-tabs--connected {
    margin-bottom: 0;
    border-radius: 0; /* Mindstate: Sharp corners */
    border-bottom: none; /* Remove bottom border when connected */
  }
  
  .os-tabs--connected + .os-tab-panel {
    border-radius: 0; /* Mindstate: Sharp corners */
    border-top: none; /* Remove duplicate border */
  }
  
  /* =============================================================================
     Responsive Styles
     ============================================================================= */
  @media (max-width: 768px) {
    .os-tabs {
      padding: var(--spacing-xs);
    }
    
    .os-tab {
      padding: var(--spacing-xs) var(--spacing-md);
      font-size: 0.85rem;
    }
    
    .os-tabs--vertical {
      max-width: 100%;
      flex-direction: row;
    }
  }
  
  /* =============================================================================
     Migration Helpers & TEA Explorer Specific
     ============================================================================= */
  
  /* TEA Explorer secondary tabs (for nested tab groups like Market Size and SOC) */
  /* Mindstate: Simplified secondary tabs */
  .tea-tab-group--secondary {
      display: flex;
      flex-wrap: wrap; /* Allow tabs to wrap to next line */
      gap: var(--tab-gap);
      margin-bottom: var(--spacing-lg);
      background: #FAFAFA; /* Mindstate: Light gray solid background */
      padding: var(--spacing-sm);
      border-radius: 0; /* Mindstate: Sharp corners */
      border: 1px solid #F4F4F4; /* Mindstate: Light border */
      box-shadow: none; /* Mindstate: Remove inset shadow */
      scrollbar-width: thin;
      scrollbar-color: #6B8E23 #F4F4F4; /* Mindstate: Data green scrollbar */
  }
  
  .tea-tab-group--secondary .tea-tab {
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--spacing-xs) var(--spacing-md);
      min-height: 36px;
      white-space: nowrap;
      flex-shrink: 0;
      background: #FFFFFF; /* Mindstate: White background */
      color: var(--tab-text);
      border: 1px solid #3B3B3B; /* Mindstate: Dark border */
      border-radius: 0; /* Mindstate: Sharp corners */
      font-family: inherit;
      font-size: 0.85rem;
      font-weight: 500;
      cursor: pointer;
      user-select: none;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); /* Mindstate: Minimal shadow */
      transition: var(--tab-transition);
      position: relative;
      overflow: hidden;
      text-transform: uppercase; /* Mindstate: Uppercase */
      letter-spacing: 0.05em; /* Mindstate: Wide letter spacing */
  }
  
  .tea-tab-group--secondary .tea-tab:hover:not(.tea-tab--active) {
      background: #FAFAFA; /* Mindstate: Light gray */
      color: #6B8E23; /* Mindstate: Data green */
      transform: translateY(-1px); /* Mindstate: Reduced movement */
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08); /* Mindstate: Subtle shadow */
      border-color: #000000; /* Mindstate: Black border on hover */
  }
  
  .tea-tab-group--secondary .tea-tab--active {
      background: #6B8E23; /* Mindstate: Data green solid color */
      color: var(--tab-text-active);
      font-weight: 600;
      box-shadow: none; /* Mindstate: No shadow when active */
      transform: none; /* Mindstate: No transform */
      border-color: #6B8E23; /* Mindstate: Match border */
  }
  
  .tea-tab-group--secondary .tea-tab--active::after {
      display: none;
  }
  
  /* TEA Explorer main navigation tabs */
  /* Mindstate: Simplified main navigation */
  .tea-tab-navigation {
    display: flex;
    flex-wrap: wrap; /* Allow tabs to wrap to next line */
    gap: var(--tab-gap);
    margin-bottom: var(--spacing-lg);
    background: #FAFAFA; /* Mindstate: Light gray solid background */
    padding: var(--spacing-sm);
    border-radius: 0; /* Mindstate: Sharp corners */
    border: 1px solid #F4F4F4; /* Mindstate: Light border */
    box-shadow: none; /* Mindstate: Remove inset shadow */
  }
  
  .tea-tab-button {
    display: inline-flex;
    align-items: center;
    padding: var(--tab-padding-y) var(--tab-padding-x);
    background: #FFFFFF; /* Mindstate: White background */
    color: var(--tab-text);
    border: 1px solid #3B3B3B; /* Mindstate: Dark border */
    border-radius: 0; /* Mindstate: Sharp corners */
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); /* Mindstate: Minimal shadow */
    transition: var(--tab-transition);
    white-space: nowrap;
    text-transform: uppercase; /* Mindstate: Uppercase */
    letter-spacing: 0.05em; /* Mindstate: Wide letter spacing */
  }
  
  .tea-tab-button:hover:not(.tea-tab-button--active) {
    background: #FAFAFA; /* Mindstate: Light gray */
    color: #6B8E23; /* Mindstate: Data green */
    transform: translateY(-1px); /* Mindstate: Reduced movement */
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08); /* Mindstate: Subtle shadow */
    border-color: #000000; /* Mindstate: Black border on hover */
  }
  
  .tea-tab-button--active {
    background: #6B8E23; /* Mindstate: Data green solid color */
    color: var(--tab-text-active);
    font-weight: 600;
    box-shadow: none; /* Mindstate: No shadow when active */
    position: relative;
    border-color: #6B8E23; /* Mindstate: Match border */
  }
  
  .tea-tab-button--active::after {
    display: none;
  }
  
  /* TEA Explorer tab groups */
  /* Mindstate: Simplified tab groups */
  .tea-tab-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
  }
  
  .tea-tab {
    padding: 8px 16px;
    background: #FFFFFF; /* Mindstate: White background */
    border: 1px solid #3B3B3B; /* Mindstate: Dark border */
    border-radius: 0; /* Mindstate: Sharp corners */
    cursor: pointer;
    transition: all 0.15s ease; /* Mindstate: Faster transition */
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text);
    text-transform: uppercase; /* Mindstate: Uppercase */
    letter-spacing: 0.05em; /* Mindstate: Wide letter spacing */
  }
  
  .tea-tab:hover {
    background: #FAFAFA; /* Mindstate: Light gray */
    color: #6B8E23; /* Mindstate: Data green */
    border-color: #000000; /* Mindstate: Black border on hover */
  }
  
  .tea-tab--active {
    background: #6B8E23; /* Mindstate: Data green */
    color: white;
    border-color: #6B8E23; /* Mindstate: Match border */
  }
  
  /* Tab content */
  .tea-tab-content {
    display: none;
  }
  
  .tea-tab-content--active {
    display: block;
    animation: fadeIn 0.3s ease;
  }