/**
 * Core Subscription Styles
 * 
 * This file contains all shared variables, utilities, and common components
 * used across all subscription modules.
 */

/* ========================================================================
   CSS Variables
   ======================================================================== */
   :root {
    /* Colors - Primary System */
    --subs-primary: #6ab04c;
    --subs-primary-light: #43de01;
    --subs-primary-dark: #4c8e36;
    --subs-secondary: #4682b4;
    --subs-secondary-light: #5a9bd5;
    --subs-secondary-dark: #356ca4;
    --subs-danger: #dc3545;
    --subs-danger-light: #e05c69;
    --subs-danger-dark: #b42a37;
    --subs-warning: #ffc107;
    --subs-success: #28a745;
    --subs-info: #17a2b8;
    
    /* Colors - Text and Background */
    --subs-text-primary: #4c4c4c;
    --subs-text-secondary: #6c757d;
    --subs-text-light: #9eaf97;
    --subs-light: #f8f9fa;
    --subs-dark: #343a40;
    --subs-gray: #6c757d;
    --subs-gray-light: #dee2e6;
    --subs-gray-dark: #495057;
    --subs-white: #ffffff;
    --subs-black: #000000;
    
    /* Background colors */
    --subs-background: #fff;
    --subs-background-light: #f0f0f0;
    --subs-background-alt: #edf7e9;
    
    /* Borders */
    --subs-border: #dbdbdb;
    --subs-border-accent: #6ab04c;
    
    /* Shadows */
    --subs-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --subs-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --subs-shadow-lg: 0 5px 15px rgba(0, 0, 0, 0.1);
    --subs-shadow-color: rgba(0, 0, 0, 0.1);
    
    /* Border radius */
    --subs-border-radius: 10px;
    --subs-border-radius-sm: 4px;
    --subs-border-radius-lg: 25px;
    
    /* Spacing */
    --subs-spacing-xs: 0.5rem;
    --subs-spacing-sm: 0.75rem;
    --subs-spacing-md: 1rem;
    --subs-spacing-lg: 1.5rem;
    --subs-spacing-xl: 2rem;
    --subs-spacing-xxl: 3rem;
    
    /* Typography */
    --subs-font-size-xs: 0.8rem;
    --subs-font-size-sm: 0.9rem;
    --subs-font-size-md: 1rem;
    --subs-font-size-lg: 1.2rem;
    --subs-font-size-xl: 1.5rem;
    --subs-font-size-xxl: 2rem;
    --subs-font-size-xxxl: 3rem;
    
    /* Transitions */
    --subs-transition: all 0.3s ease;
    --subs-transition-fast: 0.2s ease;
  }
  
  /* ========================================================================
     Common Animations
     ======================================================================== */
  .subs-fade-in {
    animation: subs-fade-in 0.3s ease forwards;
  }
  
  .subs-fade-out {
    animation: subs-fade-out 0.3s ease forwards;
  }
  
  @keyframes subs-fade-in {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  @keyframes subs-fade-out {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-10px); }
  }
  
  /* ========================================================================
     Utility Classes
     ======================================================================== */
  .subs-hidden {
    display: none !important;
  }
  
  /* ========================================================================
     Button Styles
     ======================================================================== */
  .subs-btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--subs-border-radius-sm);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: none;
    text-align: center;
    box-shadow: var(--subs-shadow-sm);
    color: var(--subs-white);
    background-color: var(--subs-secondary);
  }
  
  .subs-btn:hover, .subs-btn:focus {
    background-color: var(--subs-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--subs-shadow);
  }
  
  .subs-btn:active {
    transform: translateY(0);
  }
  
  .subs-btn.primary {
    background-color: var(--subs-primary);
  }
  
  .subs-btn.primary:hover, .subs-btn.primary:focus {
    background-color: var(--subs-primary-dark);
  }
  
  .subs-btn.secondary {
    background-color: var(--subs-gray);
  }
  
  .subs-btn.secondary:hover, .subs-btn.secondary:focus {
    background-color: var(--subs-gray-dark);
  }
  
  .subs-btn.danger {
    background-color: var(--subs-danger);
  }
  
  .subs-btn.danger:hover, .subs-btn.danger:focus {
    background-color: var(--subs-danger-dark);
  }
  
  .subs-btn.success {
    background-color: var(--subs-success);
  }
  
  .subs-btn.success:hover, .subs-btn.success:focus {
    background-color: #218838;
  }
  
  .subs-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
  }
  
  /* Icon buttons */
  .subs-btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--subs-border-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  
  .subs-btn-icon i {
    margin: 0;
  }
  
  .subs-btn-info {
    background-color: var(--subs-info);
  }
  
  .subs-btn-info:hover {
    background-color: var(--subs-info);
    opacity: 0.9;
  }
  
  .subs-btn-edit {
    background-color: var(--subs-warning);
    color: var(--subs-white);
  }
  
  .subs-btn-edit:hover {
    background-color: var(--subs-warning);
    opacity: 0.9;
  }
  
  .subs-btn-filter {
    background-color: var(--subs-gray);
    color: var(--subs-white);
  }
  
  .subs-btn-filter:hover {
    background-color: var(--subs-gray-dark);
  }
  
  .subs-btn-clear {
    background-color: var(--subs-light);
    color: var(--subs-dark);
    border: 1px solid var(--subs-gray-light);
  }
  
  .subs-btn-clear:hover {
    background-color: #e9e9e9;
  }
  
  /* ========================================================================
     Alert Styles
     ======================================================================== */
  .subs-alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: var(--subs-border-radius);
    display: flex;
    align-items: center;
  }
  
  .subs-alert i {
    margin-right: 10px;
    font-size: 1.2em;
  }
  
  .subs-alert.success {
    background-color: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.3);
    color: #155724;
  }
  
  .subs-alert.warning {
    background-color: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
    color: #856404;
  }
  
  .subs-alert.danger {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: #721c24;
  }
  
  .subs-alert.info {
    background-color: rgba(23, 162, 184, 0.1);
    border: 1px solid rgba(23, 162, 184, 0.3);
    color: #0c5460;
  }
  
  /* ========================================================================
     Form Elements
     ======================================================================== */
  .subs-form-group {
    margin-bottom: 20px;
  }
  
  .subs-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--subs-gray-dark);
  }
  
  .subs-form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--subs-gray-light);
    border-radius: var(--subs-border-radius-sm);
    font-size: 16px;
  }
  
  .subs-form-control:focus {
    outline: none;
    border-color: var(--subs-secondary);
    box-shadow: 0 0 0 2px rgba(70, 130, 180, 0.25);
  }
  
  /* ========================================================================
     Info Layout Components
     ======================================================================== */
  .subs-info-item {
    margin-bottom: 10px;
    display: flex;
  }
  
  .subs-info-label {
    font-weight: 600;
    color: var(--subs-gray-dark);
    width: 120px;
    flex-shrink: 0;
  }
  
  .subs-info-value {
    color: var(--subs-dark);
  }
  
  .subs-info-row {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
  }
  
  .subs-info-col {
    flex: 1;
    min-width: 250px;
  }
  
  /* ========================================================================
     Back Link Component
     ======================================================================== */
  .subs-back-link {
    display: inline-flex;
    align-items: center;
    color: var(--subs-secondary);
    text-decoration: none;
    font-weight: 500;
  }
  
  .subs-back-link i {
    margin-right: 5px;
  }
  
  /* ========================================================================
     Page Headers
     ======================================================================== */
  .subs-header-actions {
    display: flex;
    gap: 1rem;
  }
  
  /* ========================================================================
     Status Indicators
     ======================================================================== */
  .subs-status-pending {
    background-color: #fff3cd;
    color: #856404;
  }
  
  .subs-status-paid {
    background-color: #d4edda;
    color: #155724;
  }
  
  .subs-status-failed {
    background-color: #f8d7da;
    color: #721c24;
  }
  
  .subs-status-refunded {
    background-color: #cce5ff;
    color: #004085;
  }
  
  /* ========================================================================
     Color Utilities
     ======================================================================== */
  .subs-positive {
    color: var(--subs-success);
  }
  
  .subs-negative {
    color: var(--subs-danger);
  }
  
  .subs-neutral {
    color: var(--subs-secondary);
  }
  
  /* ========================================================================
     Responsive Utilities
     ======================================================================== */
  @media (max-width: 768px) {
    .subs-info-row {
      flex-direction: column;
    }
    
    .subs-info-col {
      min-width: auto;
    }
    
    .subs-btn {
      padding: 10px 20px;
      font-size: 0.9em;
    }
    
    .subs-header-actions {
      width: 100%;
      justify-content: flex-start;
    }
  }
  
  @media (max-width: 480px) {
    .subs-btn-icon {
      width: 32px;
      height: 32px;
    }
    
    .subs-header-actions {
      flex-direction: column;
    }
  }