/* CSS Variables for consistent theming */
:root {
  
  --bg-primary: #fafbfc;
  --bg-secondary: #ffffff;
  --bg-terminal: #1a1a1a;
  --bg-card: #ffffffc2;
  
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-terminal: #bad3ea;
  --text-muted: #9ca3af;
  
  --border-light: #e5e7eb;
  --border-focus: #3b82f6;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 -1px 10px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 -1px 10px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-focus: 0 0 0 3px rgba(59, 130, 246, 0.1);
  
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 0.75rem;
  --spacing-lg: 1rem;
  --spacing-xl: 1.25rem;

  --primary-gradient: linear-gradient(135deg, #007cf0 0%, #00dfd8 100%);
  --secondary-gradient: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);
  --success-gradient: linear-gradient(135deg, #48dbfb 0%, #0abde3 100%);
  --warning-gradient: linear-gradient(135deg, #feca57 0%, #ff9ff3 100%);
  --danger-gradient: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
  
  --bg-gradient: linear-gradient(135deg, #f8f9fa 0%, #f7eee9 50%, #f0f8ff 100%);
  --card-bg: rgba(255, 255, 255, 0.9);
  --terminal-bg: rgba(0, 0, 0, 0.8);
  --terminal-text: #00ff00;
  
  --neon-blue: #00d4ff;
  --neon-orange: #ff6b35;
  --neon-green: #39ff14;
  --neon-pink: #ff10f0;
  
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
  --shadow-glow-hover: 0 0 30px rgba(0, 212, 255, 0.5);
}

/* Global Styles */
body {
  background: var(--bg-gradient);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  min-height: 100vh;
  margin: 0;
  padding: 20px;
  position: relative;
}
    .commit { cursor:pointer; }
    .diff { max-height:60vh; overflow:auto; white-space:pre-wrap; word-break:break-word; background:#0b1220; color:#e6eef8; padding:16px; border-radius:6px; }
    .muted-small { font-size: .85rem; color:#6c757d; }
    .actionbar-wrapper {
      min-height: 33px;
      background: #c8c8c829;
    }
    #commits {
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 6px;
  -webkit-overflow-scrolling: touch;
}

.tag {
  background-color: #e9ecef;
  color: #6e6e6e;
  display: inline-block;
  padding: 0 5px;
  border-radius: 5px;
  font-size: 0.8rem;
}

.commit-container {
  padding: .45rem .8rem;
  border-radius: 8px;
  transition: background .12s ease, transform .08s ease;
  cursor: pointer;
  margin-bottom: .35rem;
  background: #ffffff7a;
}

.commit-tags .tag {
  font-size: 11px;
  line-height: 14px;
  background: #e9ecef;
  color: #333;
  border-radius: 4px;
  padding: 0 4px;
  margin-right: 3px;
  display: inline-block;
}

.commit-container:hover { background: rgba(0,0,0,0.03); }
.commit-container .commit { font-size: .85rem; color: #222; }
.commit-container .btn { font-size: .78rem; padding: .25rem .45rem; }

.commit-container .commit.active,
.commit-container.active { background: linear-gradient(90deg, rgba(99,102,241,0.08), rgba(99,102,241,0.02)); box-shadow: 0 1px 8px rgba(16,24,40,0.04); }

#commits::-webkit-scrollbar { width: 6px; height: 6px; }
#commits::-webkit-scrollbar-track { background: transparent; margin: 6px 0; border-radius: 6px; }
#commits::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(0,0,0,0.35), rgba(0,0,0,0.2));
  border-radius: 6px;
  min-height: 24px;
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}
#commits::-webkit-scrollbar-thumb:hover { transform: scaleY(1.05); }

#commits { scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.35) transparent; }

textarea {
  overflow: auto; /* скролл появляется только при необходимости */
  resize: vertical;
}

/* Chrome, Edge, Safari */
textarea::-webkit-scrollbar {
  width: 6px;
}

textarea::-webkit-scrollbar-track {
  background: #f0f0f0; /* светлый трек, чтобы полоска была видна */
}

textarea::-webkit-scrollbar-thumb {
  background-color: rgba(0,0,0,0.3); 
  border-radius: 3px;
}

/* Firefox */
textarea {
  scrollbar-width: thin; 
  scrollbar-color: rgba(0,0,0,0.3) #f0f0f0; /* thumb + track */
}

/* Container */
.container-fluid {
  max-width: 1200px;
  margin: 0 auto;
}

/* ========================================
   FORM STYLES
   ======================================== */

.pane {
  background: #ffffffab;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-lg);
}

/* ========================================
   TERMINAL TEXTAREA
   ======================================== */

.terminal {
  background: var(--bg-terminal) !important;
  color: var(--text-terminal) !important;
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', 'Source Code Pro', monospace !important;
  font-size: 13px !important;
  line-height: 1.4 !important;
  white-space: pre-wrap;
  border: 1px solid #374151 !important;
  border-radius: var(--border-radius) !important;
  padding: var(--spacing-sm) !important;
  resize: vertical !important;
  transition: all 0.2s ease !important;
  position: relative;
  min-height: 100px;
}

.terminal:focus {
  outline: none !important;
  border-color: var(--border-focus) !important;
  box-shadow: var(--shadow-focus) !important;
}

.terminal::placeholder {
  color: rgba(16, 185, 129, 0.5) !important;
  font-style: italic;
}

/* Copy button for textarea */
.textarea-container {
  position: relative;
}

.copy-btn {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-terminal);
  padding: var(--spacing-xs);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 14px;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* ========================================
   SELECT GROUPS
   ======================================== */

.select-group {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

.select-group-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.select-group-title i {
  color: var(--border-focus);
  font-size: 14px;
}

/* ========================================
   SELECT FIELDS
   ======================================== */

.form-select {
  border: 1px solid var(--border-light) !important;
  padding: var(--spacing-xs) var(--spacing-sm) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  color: var(--text-primary) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: all 0.2s ease !important;
  cursor: pointer;
  height: auto !important;
}

.form-select:hover {
  border-color: var(--border-focus) !important;
  box-shadow: var(--shadow-md) !important;
}

.form-select:focus {
  outline: none !important;
  border-color: var(--border-focus) !important;
  box-shadow: var(--shadow-focus) !important;
}

.form-select option {
  background: var(--bg-secondary) !important;
  color: var(--text-primary) !important;
  padding: var(--spacing-sm) !important;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  border: none !important;
  border-radius: var(--border-radius) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  position: relative !important;
  transition: all 0.2s ease !important;
  cursor: pointer !important;
  min-width: 120px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: var(--spacing-xs) !important;
}

.btn-primary {
  background: #cfdcea !important;   /* базовый голубовато-серый */
  color: #1f2937 !important;        /* тёмно-серый текст для читаемости */
  border: 1px solid #b7c7db !important;
  border-radius: 0.75rem !important;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05) !important;
  transition: all 0.25s ease !important;
}

.btn-primary:hover {
  background: #dce6f3 !important;   /* чуть светлее при hover */
  border-color: #a5b9d4 !important;
  box-shadow: 0 0 8px rgba(0, 150, 255, 0.25) !important; /* мягкий glow */
}

.btn-primary:active {
  background: #b9c9e0 !important;   /* чуть темнее при нажатии */



.btn i {
  font-size: 14px;
}

/* ========================================
   RESULTS SECTION
   ======================================== */

#testres {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  white-space: pre-wrap;
}

/* Status Icons */
.status-icon {
  margin-right: var(--spacing-sm);
  font-size: 16px;
  vertical-align: middle;
}

.status-success {
  color: #10b981;
}

.status-warning {
  color: #f59e0b;
}

.status-error {
  color: #ef4444;
}

/* Category Cards */
.category-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.category-card:hover {
  box-shadow: var(--shadow-md);
}

.category-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
  transition: all 0.2s ease;
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--border-light);
}

.category-title:hover {
  color: var(--border-focus);
}

.category-title::before {
  content: '';
  width: 2px;
  height: 14px;
  background: var(--primary-gradient);
  border-radius: 1px;
}


/* Results formatting */
#testres p {
  margin-bottom: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--border-radius);
  border-left: 2px solid var(--border-light);
  transition: all 0.2s ease;
}

#testres p:hover {
  background: rgba(255, 255, 255, 0.8);
}

#testres p:has(.status-success) {
  border-left-color: #10b981;
  background: rgba(16, 185, 129, 0.05);
}

#testres p:has(.status-warning) {
  border-left-color: #f59e0b;
  background: rgba(245, 158, 11, 0.05);
}

#testres p:has(.status-error) {
  border-left-color: #ef4444;
  background: rgba(239, 68, 68, 0.05);
}

/* Links in results */
#testres a {
  color: var(--border-focus);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
}

#testres a:hover {
  color: #1d4ed8;
  text-decoration: underline;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.text-center {
  text-align: center;
}

/* Alert styles */
.alert {
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-light);
  background: rgba(59, 130, 246, 0.05);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.alert h6 {
  margin: 0 0 var(--spacing-xs) 0;
  font-weight: 600;
  color: var(--text-primary);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
  body {
    padding: var(--spacing-sm);
  }
  
  #merchantForm {
    padding: var(--spacing-md);
  }
  
  .btn {
    min-width: 100px;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 12px;
  }
  
  .category-card {
    padding: var(--spacing-sm);
  }
  
  .select-group {
    padding: var(--spacing-sm);
  }
  
  .col-md-4 {
    width: 100%;
    margin-bottom: var(--spacing-xs);
  }
}

@media (max-width: 576px) {
  .btn {
    width: 100%;
    margin-bottom: var(--spacing-xs);
  }
  
  .me-3 {
    margin-right: 0;
    margin-bottom: var(--spacing-xs);
  }
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.category-card {
  animation: fadeInUp 0.3s ease-out;
}

.category-card:nth-child(1) { animation-delay: 0.05s; }
.category-card:nth-child(2) { animation-delay: 0.1s; }
.category-card:nth-child(3) { animation-delay: 0.15s; }
.category-card:nth-child(4) { animation-delay: 0.2s; }
.category-card:nth-child(5) { animation-delay: 0.25s; }

/* Loading animation for buttons */
.btn.loading {
  position: relative;
  color: transparent;
}

.btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border: 2px solid transparent;
  border-top: 2px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.tab {
  display: inline-block;
  width: 2em;
}