/* styles.css - Стили для модуля лабораторных работ по L-системам */
/* Расширенная версия с поддержкой стохастических правил и 3D режима */

/* ===== CSS ПЕРЕМЕННЫХ ДЛЯ ТЕМ ===== */
:root {
  /* Цветовая схема по умолчанию (тёмная тема) */
  --bg-primary: #1a1a1a;
  --bg-secondary: #2d2d2d;
  --bg-tertiary: #3d3d3d;
  --bg-quaternary: #4a4a4a;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #888888;
  --text-accent: #e0e0e0;
  --accent-primary: #4CAF50;
  --accent-primary-hover: #45a049;
  --accent-secondary: #2196F3;
  --accent-secondary-hover: #1976d2;
  --accent-warning: #FF9800;
  --accent-warning-hover: #f57c00;
  --accent-danger: #f44336;
  --accent-danger-hover: #d32f2f;
  --accent-success: #8BC34A;
  --accent-success-hover: #689f38;
  --accent-info: #00BCD4;
  --accent-stochastic: #9C27B0;
  --accent-3d: #FF5722;
  --border-color: #444444;
  --border-light: #555555;
  --shadow-color: rgba(0, 0, 0, 0.5);
  --shadow-light: rgba(0, 0, 0, 0.3);
  --canvas-bg: #000000;
  --overlay-bg: rgba(0, 0, 0, 0.8);
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-tertiary: #e0e0e0;
  --bg-quaternary: #d0d0d0;
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-muted: #999999;
  --text-accent: #555555;
  --accent-primary: #45a049;
  --accent-primary-hover: #3d8b40;
  --accent-secondary: #1976D2;
  --accent-secondary-hover: #1565c0;
  --accent-warning: #F57C00;
  --accent-warning-hover: #ef6c00;
  --accent-danger: #d32f2f;
  --accent-danger-hover: #c62828;
  --accent-success: #689F38;
  --accent-success-hover: #558b2f;
  --accent-info: #0097A7;
  --accent-stochastic: #7B1FA2;
  --accent-3d: #E64A19;
  --border-color: #dddddd;
  --border-light: #cccccc;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --shadow-light: rgba(0, 0, 0, 0.05);
  --canvas-bg: #f8f8f8;
  --overlay-bg: rgba(255, 255, 255, 0.9);
}

/* ===== БАЗОВЫЕ СТИЛИ ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
  height: 100vh;
  overflow: hidden;
}

.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 100%;
}

/* ===== ЗАГОЛОВОК ПРИЛОЖЕНИЯ ===== */
.app-header {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  padding: 1rem 2rem;
  border-bottom: 2px solid var(--accent-primary);
  box-shadow: 0 4px 12px var(--shadow-color);
  position: relative;
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-shadow: 0 2px 4px var(--shadow-color);
  background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.theme-toggle {
  position: relative;
}

.theme-btn {
  padding: 0.6rem 1.2rem;
  background: var(--bg-quaternary);
  border: 1px solid var(--border-color);
  border-radius: 25px;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 2px 8px var(--shadow-light);
}

.theme-btn:hover {
  background: var(--accent-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.theme-btn:active {
  transform: translateY(0);
}

/* ===== ОСНОВНОЕ СОДЕРЖИМОЕ ===== */
.main-content {
  display: flex;
  flex: 1;
  gap: 1.5rem;
  padding: 1.5rem;
  overflow: hidden;
  min-height: 0;
  background: var(--bg-primary);
}

/* Область визуализации */
.visualization-section {
  flex: 2;
  min-width: 300px;
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.visualization-section:hover {
  box-shadow: 0 6px 25px var(--shadow-color);
  transform: translateY(-2px);
}

/* Вкладки визуализации */
.visualization-tabs {
  display: flex;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-quaternary) 100%);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.tab-button {
  flex: 1;
  padding: 1rem 1.5rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.tab-button:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.tab-button.active {
  color: var(--accent-primary);
  background-color: var(--bg-secondary);
  font-weight: 700;
}

.tab-button.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 2px 2px 0 0;
}

/* Контейнер визуализации */
.visualization-container {
  position: relative;
  width: 100%;
  height: 600px;
  background: var(--canvas-bg);
  min-height: 0;
  border-radius: 0 0 12px 12px;
  overflow: hidden;
}

.visualization-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
}

.visualization-canvas.active {
  display: block;
}

#canvas2d {
  cursor: crosshair;
  width: 100%;
  height: 100%;
  background: var(--canvas-bg);
}

#container3d {
  cursor: grab;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background: var(--canvas-bg);
}

#container3d:active {
  cursor: grabbing;
}

/* Стили для 3D canvas */
#container3d canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
  border-radius: 0 0 12px 12px;
}

/* Сообщение о загрузке 3D */
.loading-message {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--text-secondary);
  font-size: 1.2rem;
  text-align: center;
  background: var(--overlay-bg);
  padding: 2rem 3rem;
  border-radius: 12px;
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  box-shadow: 0 8px 32px var(--shadow-color);
}

.loading-message::before {
  content: '⏳';
  font-size: 2rem;
  display: block;
  margin-bottom: 1rem;
  animation: pulse 2s infinite;
}

/* ===== ПАНЕЛЬ УПРАВЛЕНИЯ ===== */
.control-panel {
  flex: 1;
  min-width: 320px;
  max-width: 400px;
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  overflow-y: auto;
  transition: all 0.3s ease;
}

.control-panel:hover {
  box-shadow: 0 6px 25px var(--shadow-color);
}

.panel-section {
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-quaternary) 100%);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 8px var(--shadow-light);
  transition: all 0.3s ease;
}

.panel-section:hover {
  box-shadow: 0 4px 12px var(--shadow-color);
  transform: translateY(-1px);
}

.panel-section h3 {
  margin-bottom: 1.2rem;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 2px solid var(--accent-primary);
  padding-bottom: 0.5rem;
}

/* Специальные стили для новых секций */
.panel-section:nth-child(2) h3 { /* Стохастический режим */
  border-bottom-color: var(--accent-stochastic);
}

.panel-section:nth-child(3) h3 { /* 3D Режим */
  border-bottom-color: var(--accent-3d);
}

/* Группы ввода */
.input-group {
  margin-bottom: 1.2rem;
}

.input-group:last-child {
  margin-bottom: 0;
}

.input-group label {
  display: block;
  margin-bottom: 0.6rem;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

/* Стили для чекбоксов */
.input-group label[for] {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.5rem 0;
  transition: color 0.3s ease;
}

.input-group label[for]:hover {
  color: var(--accent-primary);
}

.input-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent-primary);
  transform: scale(1.1);
}

.input-group input[type="number"],
.input-group input[type="text"],
.input-group textarea,
.input-group select {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  font-family: inherit;
}

.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2);
  transform: translateY(-1px);
}

.input-group textarea {
  resize: vertical;
  min-height: 100px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  line-height: 1.5;
}

/* Стили для маленького текста */
.input-group small {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  line-height: 1.4;
  color: var(--text-muted);
}

/* Выбор предустановок */
.preset-select {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.preset-select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2);
}

/* Управление скоростью */
.speed-control {
  margin: 1.2rem 0;
}

.speed-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  outline: none;
  margin: 0.75rem 0;
  -webkit-appearance: none;
  cursor: pointer;
}

.speed-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  border: 3px solid var(--bg-primary);
  box-shadow: 0 2px 6px var(--shadow-color);
  transition: all 0.3s ease;
}

.speed-slider::-webkit-slider-thumb:hover {
  background: var(--accent-primary-hover);
  transform: scale(1.1);
}

.speed-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  border: 3px solid var(--bg-primary);
  box-shadow: 0 2px 6px var(--shadow-color);
}

.speed-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* Счетчики */
.counters {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.2rem 0;
}

.counter {
  background: var(--bg-primary);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 4px var(--shadow-light);
  transition: all 0.3s ease;
}

.counter:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px var(--shadow-color);
}

.counter label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.counter span {
  font-weight: bold;
  color: var(--accent-primary);
  font-size: 1.2rem;
  font-family: 'Courier New', monospace;
  display: block;
}

/* Специальные стили для дисплеев режимов */
#stochasticDisplay {
  color: var(--accent-stochastic) !important;
}

#modeDisplay {
  color: var(--accent-3d) !important;
}

/* Кнопки управления */
.control-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 1.2rem 0;
}

.btn {
  padding: 1rem 1.5rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px var(--shadow-light);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn:disabled:hover {
  transform: none !important;
  box-shadow: 0 2px 8px var(--shadow-light) !important;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-primary-hover) 100%);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--accent-primary-hover) 0%, var(--accent-primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--accent-danger) 0%, var(--accent-danger-hover) 100%);
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--accent-danger-hover) 0%, var(--accent-danger) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 67, 54, 0.4);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-primary);
  font-weight: 600;
}

.btn-outline:hover:not(:disabled) {
  background: var(--bg-primary);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
}

/* Специальные стили для кнопок стохастического режима */
#randomizeSeedBtn, #regenerateStochasticBtn {
  border-color: var(--accent-stochastic);
  color: var(--accent-stochastic);
}

#randomizeSeedBtn:hover:not(:disabled), 
#regenerateStochasticBtn:hover:not(:disabled) {
  background: var(--accent-stochastic);
  color: white;
  border-color: var(--accent-stochastic);
}

/* Специальные стили для кнопки сброса камеры */
#resetCameraBtn {
  border-color: var(--accent-3d);
  color: var(--accent-3d);
}

#resetCameraBtn:hover:not(:disabled) {
  background: var(--accent-3d);
  color: white;
  border-color: var(--accent-3d);
}

/* ===== НИЖНИЙ КОЛОНТИТУЛ ===== */
.app-footer {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
  padding: 1.2rem 2rem;
  border-top: 2px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  flex-shrink: 0;
  box-shadow: 0 -2px 10px var(--shadow-light);
}

.app-info {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.app-info:last-child {
  color: var(--accent-info);
  font-weight: 600;
}

/* ===== УВЕДОМЛЕНИЯ И ОШИБКИ ===== */
.error-display {
  display: none;
  background: linear-gradient(135deg, var(--accent-danger) 0%, var(--accent-danger-hover) 100%);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 8px;
  margin: 10px;
  font-size: 0.95em;
  animation: slideIn 0.3s ease;
  border-left: 4px solid #ff6b6b;
  box-shadow: 0 4px 12px rgba(244, 67, 54, 0.3);
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  z-index: 1000;
}

.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 1rem 1.5rem;
  border-radius: 8px;
  color: white;
  z-index: 1000;
  transition: all 0.3s ease;
  opacity: 0;
  max-width: 350px;
  box-shadow: 0 6px 20px var(--shadow-color);
  backdrop-filter: blur(10px);
}

.notification.show {
  opacity: 1;
  transform: translateX(0);
}

.notification.success {
  background: linear-gradient(135deg, var(--accent-success) 0%, var(--accent-success-hover) 100%);
}

.notification.error {
  background: linear-gradient(135deg, var(--accent-danger) 0%, var(--accent-danger-hover) 100%);
}

.notification.warning {
  background: linear-gradient(135deg, var(--accent-warning) 0%, var(--accent-warning-hover) 100%);
}

.notification.info {
  background: linear-gradient(135deg, var(--accent-info) 0%, var(--accent-secondary) 100%);
}

/* Стили для ошибок валидации */
.error {
  border-color: var(--accent-danger) !important;
  box-shadow: 0 0 0 3px rgba(244, 67, 54, 0.2) !important;
}

.error-message {
  color: var(--accent-danger);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: block;
  font-weight: 600;
}

.success {
  border-color: var(--accent-success) !important;
  box-shadow: 0 0 0 3px rgba(139, 195, 74, 0.2) !important;
}

/* ===== АНИМАЦИИ ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0,0,0);
  }
  40%, 43% {
    transform: translate3d(0,-8px,0);
  }
  70% {
    transform: translate3d(0,-4px,0);
  }
  90% {
    transform: translate3d(0,-2px,0);
  }
}

/* Стили для состояния загрузки */
.loading {
  opacity: 0.7;
  pointer-events: none;
  position: relative;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 24px;
  height: 24px;
  margin: -12px 0 0 -12px;
  border: 3px solid var(--accent-primary);
  border-top: 3px solid transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Эффекты ховера для интерактивных элементов */
.panel-section, .btn, .counter, .tab-button {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Стили для скроллбара */
.control-panel::-webkit-scrollbar {
  width: 8px;
}

.control-panel::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: 4px;
}

.control-panel::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 4px;
}

.control-prollbar-thumb:hover {
  background: var(--accent-primary-hover);
}

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 1024px) {
  .main-content {
    flex-direction: column;
    gap: 1rem;
  }
  
  .visualization-section,
  .control-panel {
    flex: none;
    width: 100%;
    max-width: none;
  }
  
  .visualization-container {
    height: 500px;
  }
  
  .control-panel {
    max-height: 400px;
  }
}

@media (max-width: 768px) {
  .main-content {
    padding: 1rem;
  }
  
  .app-header {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .app-header h1 {
    font-size: 1.3rem;
  }
  
  .theme-toggle {
    position: static;
  }
  
  .theme-btn {
    width: 100%;
  }
  
  .visualization-container {
    height: 400px;
  }
  
  .control-buttons {
    grid-template-columns: 1fr;
  }
  
  .counters {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  
  .app-footer {
    flex-direction: column;
    text-align: center;
    padding: 1rem;
  }
  
  .panel-section {
    padding: 1rem;
  }
  
  .tab-button {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .app-header h1 {
    font-size: 1.1rem;
  }
  
  .main-content {
    padding: 0.75rem;
    gap: 0.75rem;
  }
  
  .visualization-container {
    height: 350px;
  }
  
  .control-panel {
    padding: 1rem;
    gap: 1rem;
  }
  
  .btn {
    padding: 0.8rem 1rem;
    font-size: 0.85rem;
  }
  
  .input-group input,
  .input-group textarea,
  .input-group select {
    padding: 0.75rem 1rem;
  }
  
  .counters {
    gap: 0.5rem;
  }
  
  .counter {
    padding: 0.75rem;
  }
}

/* Стили для улучшения UX на touch устройствах */
@media (hover: none) and (pointer: coarse) {
  .btn:hover:not(:disabled) {
    transform: none;
    box-shadow: 0 2px 8px var(--shadow-light);
  }
  
  .tab-button:hover {
    background-color: inherit;
    color: inherit;
  }
  
  .panel-section:hover,
  .counter:hover {
    transform: none;
    box-shadow: 0 2px 8px var(--shadow-light);
  }
}

/* Поддержка высокого DPI */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .visualization-canvas {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Улучшение доступности */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Стили для фокуса для доступности */
.btn:focus-visible,
.tab-button:focus-visible,
.input-group input:focus-visible,
.input-group textarea:focus-visible,
.input-group select:focus-visible,
.preset-select:focus-visible {
  outline: 3px solid var(--accent-secondary);
  outline-offset: 2px;
}

/* Стили для выбранного текста */
::selection {
  background-color: var(--accent-primary);
  color: white;
}

::-moz-selection {
  background-color: var(--accent-primary);
  color: white;
}

/* Стили для placeholder */
::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

/* Стили для disabled states */
input:disabled, textarea:disabled, select:disabled, button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Специальные стили для новых функций */
.stochastic-badge {
  background: var(--accent-stochastic);
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 0.5rem;
}

.threed-badge {
  background: var(--accent-3d);
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 0.5rem;
}

/* Градиентные границы для особых секций */
.panel-section.special {
  border: 2px solid transparent;
  background: linear-gradient(var(--bg-tertiary), var(--bg-tertiary)) padding-box,
              linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)) border-box;
}