/* static/components.css */

/* Общие стили для кнопок */
.btn-designed {
  display: block;
  width: 100%;
  padding: calc(var(--base-padding, 18px) * 0.72) var(--base-padding, 18px); /* 13px / 18px */
  border: none;
  border-radius: var(--base-border-radius, 12px);
  font-size: calc(var(--base-font-size, 15px) * var(--global-font-scale));
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease-out;
  position: relative;
  overflow: hidden;
  text-align: center;
  line-height: 1.4;
  min-height: var(--button-height, 50px);
}

.btn-designed::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  pointer-events: none;
}

.btn-designed:active::before {
  width: 250%; padding-bottom: 250%;
  opacity: 1;
  transition: width 0s, height 0s, opacity 0s;
}

.btn-primary-designed {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  border-color: transparent;
}

.btn-primary-designed:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 5px 12px rgba(99, 102, 241, 0.3);
}

.btn-secondary-designed {
  background: white;
  color: #6b7280;
  border: 2px solid #e5e7eb;
}

.btn-secondary-designed:hover:not(:disabled) {
  border-color: var(--tg-theme-button-color, #6366f1);
  background: #f8faff;
  transform: translateY(-1px);
}

.view-block > footer button.btn-secondary-designed {
  width: 100%;
}

/* Состояние кнопки, когда панель ошибки ЗАКРЫТА */
.btn-report-error-idle {
  background-color: #f8faff;
  color: #dc2626;
  border: 2px solid #fecaca; /* Используем сокращенное свойство */
}

.btn-report-error-idle:hover:not(:disabled) {
  background-color: #f8faff;
  border-color: #dc2626; /* Можно оставить так, если только цвет меняется */
  color: #dc2626;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.1);
}

/* Состояние кнопки, когда панель ошибки ОТКРЫТА */
.btn-report-error-active-state {
  background-color: #ffe4e1;
  color: #d1274b;
  border: 2px solid #ffb6c1; /* Используем сокращенное свойство */
}

.btn-report-error-active-state:hover:not(:disabled) {
  background-color: #ffdad4;
  border-color: #ffb6c1; /* Можно оставить так */
  color: #d1274b;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(209, 39, 75, 0.15);
}

.btn-action-designed {
  background: var(--tg-theme-bg-color, white);
  color: #545cf0;
  border: 2px solid var(--tg-theme-hint-color, #e2e8f0);
  text-align: left;
}

.btn-action-designed:hover:not(:disabled) {
  border-color: #8b5cf6;
  background: #f7f8ff;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.1);
}

.btn-destructive-designed {
  background: transparent;
  color: var(--tg-theme-destructive-text-color, #e53e3e);
  border: 1px solid var(--tg-theme-destructive-text-color, #e53e3e);
}

.btn-destructive-designed:hover:not(:disabled) {
  background: rgba(229, 62, 62, 0.08);
  transform: translateY(-1px);
}

.btn-designed:disabled {
  background: var(--tg-theme-hint-color, #e0e0e0) !important;
  color: var(--tg-theme-subtitle-text-color, #9e9e9e) !important;
  border-color: var(--tg-theme-hint-color, #d1d5db) !important;
  box-shadow: none !important;
  transform: none !important;
  cursor: not-allowed !important;
  opacity: 0.8 !important;
}

/* Кнопки Помощь/Ответ */
.action-buttons-designed {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  margin-top: 18px; margin-bottom: 10px;
}

.btn-action-alt-designed {
  background: transparent; color: var(--tg-theme-button-color, #6366f1);
  border: 2px solid var(--tg-theme-button-color, #8b5cf6);
  font-weight: 500; padding: 10px 15px;
  font-size: calc(14px * var(--global-font-scale));
}

.btn-action-alt-designed:hover:not(:disabled) {
  background: rgba(99, 102, 241, 0.08);
  border-color: var(--tg-theme-button-color, #6366f1);
}

/* Кнопки навигации */
.btn-nav-designed {
  padding: calc(var(--base-padding, 16px) * 0.75) var(--base-padding, 16px); /* 12px 16px */
  font-size: calc(14px * var(--global-font-scale));
  font-weight: 600;
  border-radius: var(--base-border-radius, 12px);
  flex-shrink: 0;
}


.btn-nav-designed.btn-nav-primary-designed {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
  border: 2px solid transparent;
}

.btn-nav-designed.btn-nav-primary-designed:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 5px 12px rgba(99, 102, 241, 0.3);
}

/* Кнопки помощи в карточке */
.btn-help-designed {
  background: #ffffff;
  color: #374151;
  border: 2px solid #d1d5db;
  padding: calc(var(--base-padding, 16px) * 0.75) var(--base-padding, 16px); /* 12px 16px */
  border-radius: calc(var(--base-border-radius, 12px) * 0.83); /* 10px */
  font-size: calc(13px * var(--global-font-scale));
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-help-designed:hover:not(:disabled) {
  background: #f8faff;
  border-color: #6366f1;
  color: #4338ca;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.btn-help-designed.active {
  background: #6366f1;
  color: white;
  border-color: #6366f1;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-help-designed.active:disabled {
  background: #6366f1 !important;
  color: white !important;
  border-color: #6366f1 !important;
  opacity: 0.7;
  cursor: not-allowed;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-help-designed:disabled {
  background: #f9fafb !important;
  color: #212529 !important; /* Изменено, чтобы текст не был таким бледным как у TG hint */
  border-color: #e5e7eb !important;
  cursor: not-allowed !important;
  transform: none !important;
  box-shadow: none !important;
  opacity: 1;
}

/* Кнопки действий в результатах экзамена */
.btn-result-action {
  padding: calc(var(--base-padding, 12px) * 0.66) var(--base-padding, 12px); /* 8px 12px */
  font-size: calc(13px * var(--global-font-scale));
  font-weight: 500;
  border-radius: calc(var(--base-border-radius, 12px) * 0.66); /* 8px */
  background: var(--tg-theme-secondary-bg-color, #f8f9fa);
  color: var(--tg-theme-button-color, #6366f1);
  border: 1px solid var(--tg-theme-hint-color, #e5e7eb);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-result-action:hover {
  background: var(--tg-theme-button-color, #6366f1);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.3);
}

/* Кнопка статистики в опциях раздела */
.btn-statistics-designed {
  background: linear-gradient(135deg, #10b981, #34d399);
  color: white;
  border: 2px solid transparent;
  text-align: left; /* наследуется от .btn-designed, но можно и явно */
}

.btn-statistics-designed:hover:not(:disabled) {
  background: linear-gradient(135deg, #059669, #10b981);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Списки выбора */
.selection-list-designed { list-style: none; padding: 0; margin: 0; }
.selection-list-designed li { margin-bottom: var(--base-margin, 10px); }
.mode-selection-list, .section-options-list {
  margin-top: var(--base-margin, 15px);
}

/* Элементы ввода в контейнерах */
.go-to-question-container-designed input[type="number"],
.practice-errors-container-designed input[type="number"] {
  flex: 0 0 auto;
  width: 150px;
  height: var(--button-height, 50px);
  padding: calc(var(--base-padding, 12px) * 0.5) calc(var(--base-padding, 6px) * 0.5);
  border: 2px solid #e2e8f0;
  border-radius: var(--base-border-radius, 12px);
  font-size: calc(18px * var(--global-font-scale));
  background-color: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  text-align: center;
  transition: border-color 0.3s ease;
  margin: 0;
  line-height: 1;
}

.go-to-question-container-designed input[type="number"]:focus,
.practice-errors-container-designed input[type="number"]:focus {
  outline: none;
  border-color: #8b5cf6;
}

.go-to-question-container-designed button,
.practice-errors-container-designed button {
  flex: 1;
  height: var(--button-height, 50px);
  padding: calc(var(--base-padding, 12px) * 0.66) calc(var(--base-padding, 8px) * 0.66);
  font-size: calc(13px * var(--global-font-scale));
  white-space: nowrap;
  margin: 0;
  line-height: 1;
}

.go-to-question-container-designed button {
  min-width: 85px;
  max-width: 100px;
}

.practice-errors-container-designed button {
  text-align: left;
}


/* Счетчик вопросов (визуальное оформление) */
.question-counter-nav-designed {
  font-size: calc(14px * var(--global-font-scale));
  font-weight: 600;
  color: var(--tg-theme-button-color, #6366f1);
  text-align: center;
  background: var(--tg-theme-secondary-bg-color, rgba(99, 102, 241, 0.1));
  padding: calc(var(--base-padding, 16px)*0.5) var(--base-padding, 16px); /* 8px 16px */
  border-radius: calc(var(--base-border-radius, 12px) * 1.66); /* 20px */
  min-width: 60px;
}

/* Прогресс-бар */
.progress-bar-container-designed {
  margin-bottom: var(--base-margin, 18px);
  margin-top:0;
}
.progress-bar-designed {
  background: var(--tg-theme-secondary-bg-color, #f3f4f6);
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill-designed {
  background: linear-gradient(90deg, #6366f1, #8b5cf6);
  height: 100%;
  width: 0%;
  border-radius: 3px;
  transition: width 0.5s ease;
}

/* Карточки */
.question-card-designed {
  background: white;
  border-radius: var(--base-border-radius, 12px);
  padding: var(--base-padding, 16px);
  margin: var(--base-margin, 15px) 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.stats-card-designed {
  background: var(--tg-theme-bg-color, #ffffff);
  border: 1px solid var(--tg-theme-hint-color, #e0e0e0);
  border-radius: var(--base-border-radius, 12px);
  padding: var(--base-padding, 16px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.section-stat-card-designed {
  background: var(--tg-theme-bg-color, #ffffff);
  border: 1px solid var(--tg-theme-hint-color, #e0e0e0);
  border-radius: var(--base-border-radius, 12px);
  padding: var(--base-padding, 16px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Чипы статистики */
.stat-chip-designed {
  text-align: center;
  padding: calc(var(--base-padding, 4px)*2) var(--base-padding, 4px); /* 8px 4px */
  border-radius: var(--base-border-radius, 12px);
  font-size: calc(11px * var(--global-font-scale));
  transition: transform 0.2s ease;
}

.stat-chip-designed:hover {
  transform: translateY(-1px);
}

.stat-chip-designed.correct-metric {
  background: rgba(72, 187, 120, 0.1);
  color: #2f855a;
}

.stat-chip-designed.incorrect-metric {
  background: rgba(245, 101, 101, 0.1);
  color: #c53030;
}

.stat-chip-designed.attempts-metric {
  background: rgba(66, 153, 225, 0.1);
  color: #2b6cb0;
}

.stat-chip-designed.success-metric {
  background: rgba(159, 122, 234, 0.1);
  color: #6b46c1;
}

.stat-number-designed {
  font-size: calc(16px * var(--global-font-scale));
  font-weight: 700;
  display: block;
  margin-bottom: 2px;
}

.stat-label-designed {
  font-size: calc(11px * var(--global-font-scale));
  font-weight: 500;
}


/* Сообщения и уведомления */
.feedback-message-designed {
  padding: 10px 15px;
  margin: var(--base-margin, 15px) 0;
  border-radius: calc(var(--base-border-radius, 12px) * 0.83); /* 10px */
  font-weight: 500;
  text-align: center;
  font-size: calc(0.9em * var(--global-font-scale));
  border-width: 1px;
  border-style: solid;
}

.feedback-message-designed.correct-feedback {
  background-color: rgba(34,197,94, 0.1);
  color: #15803d;
  border-color: rgba(34,197,94, 0.3);
}

.feedback-message-designed.incorrect-feedback {
  background-color: rgba(239,68,68, 0.1);
  color: #b91c1c;
  border-color: rgba(239,68,68, 0.3);
}

.help-text-display-designed {
  padding: 12px 15px;
  margin: var(--base-margin, 15px) 0;
  background-color: var(--tg-theme-secondary-bg-color, #f3f4f6);
  border: 1px solid var(--tg-theme-hint-color, #e0e0e0);
  border-radius: calc(var(--base-border-radius, 12px) * 0.83); /* 10px */
  color: var(--tg-theme-text-color, #212529);
  font-size: calc(0.85em * var(--global-font-scale));
}

.help-text-display-designed h4 {
  margin-top: 0;
  margin-bottom: 6px;
  color: var(--tg-theme-text-color);
  font-size: calc(1em * var(--global-font-scale));
}

.help-text-display-designed p {
  margin: 0;
  line-height: 1.5;
  font-size: calc(1em * var(--global-font-scale));
}

.session-stats-designed {
  text-align: center;
  margin: var(--base-margin, 15px) 0 calc(var(--base-margin, 18px)) 0;
  color: var(--tg-theme-hint-color, #6b7280);
  font-size: calc(0.9em * var(--global-font-scale));
  font-weight: 500;
  padding: 8px 16px;
  background: var(--tg-theme-secondary-bg-color, rgba(99, 102, 241, 0.05));
  border-radius: calc(var(--base-border-radius, 12px) * 0.66); /* 8px */
  border: 1px solid var(--tg-theme-hint-color, rgba(99, 102, 241, 0.1));
}

/* Кастомное модальное окно подтверждения */
.custom-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.custom-modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.custom-modal {
  background: var(--tg-theme-bg-color, #ffffff);
  border-radius: var(--base-border-radius, 16px);
  padding: var(--base-padding, 24px);
  max-width: 320px;
  width: 90%;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  transform: scale(0.8);
  transition: transform 0.3s ease;
}

.custom-modal-overlay.show .custom-modal {
  transform: scale(1);
}

.custom-modal-title {
  font-size: calc(18px * var(--global-font-scale));
  font-weight: 600;
  color: var(--tg-theme-text-color, #333333);
  margin-bottom: var(--base-margin, 12px);
  text-align: center;
}

.custom-modal-message {
  font-size: calc(14px * var(--global-font-scale));
  color: var(--tg-theme-text-color, #333333);
  line-height: 1.5;
  margin-bottom: calc(var(--base-margin, 24px));
  text-align: center;
}

.custom-modal-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--base-margin, 12px);
}

.custom-modal-btn {
  padding: calc(var(--base-padding, 16px) * 0.75) var(--base-padding, 16px);
  border-radius: var(--base-border-radius, 12px);
  font-size: calc(14px * var(--global-font-scale));
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  outline: none;
}

.custom-modal-btn-cancel {
  background: var(--tg-theme-secondary-bg-color, #f3f4f6);
  color: var(--tg-theme-text-color, #374151);
  border: 2px solid var(--tg-theme-hint-color, #d1d5db);
}

.custom-modal-btn-cancel:hover {
  background: #e5e7eb;
  transform: translateY(-1px);
}

.custom-modal-btn-delete {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
  border: 2px solid transparent;
}

.custom-modal-btn-delete:hover {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* Модальное окно для увеличенного изображения */
.image-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10001;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.image-modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.image-modal-content {
  max-width: 95%;
  max-height: 95%;
  width: 95vw;
  height: 95vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: default;
  touch-action: none;
  position: relative;
  overflow: hidden;
}

.image-modal-image {
  max-width: none;
  max-height: none;
  width: auto;
  height: auto;
  border-radius: var(--base-border-radius, 12px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
  touch-action: none;
  user-select: none;
  transform-origin: center center;
  cursor: grab;
}

.image-modal-image.dragging {
  cursor: grabbing;
  transition: none;
}

.image-modal-controls {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 10;
}

.zoom-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  font-size: calc(20px * var(--global-font-scale));
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  touch-action: manipulation;
}

.zoom-btn:hover {
  background: white;
  transform: scale(1.1);
}

.zoom-btn:active {
  transform: scale(0.95);
}

.zoom-indicator {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 8px 12px;
  border-radius: 20px;
  font-size: calc(14px * var(--global-font-scale));
  font-weight: 600;
  z-index: 10;
}

.zoom-btn-close {
  background: rgba(239, 68, 68, 0.9) !important;
  color: white !important;
  font-size: calc(18px * var(--global-font-scale)) !important;
  font-weight: bold !important;
}

.zoom-btn-close:hover {
  background: rgba(220, 38, 38, 0.9) !important;
  transform: scale(1.1);
}


/* Стили для модального окна сообщения об ошибке (компонент) */
.error-report-textarea {
  width: 100%;
  min-height: 120px;
  max-height: 200px;
  padding: var(--base-padding, 12px);
  border: 1px solid var(--tg-theme-hint-color, #e0e0e0);
  border-radius: calc(var(--base-border-radius, 12px) * 0.66); /* 8px */
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #333333);
  font-family: inherit;
  font-size: calc(14px * var(--global-font-scale));
  line-height: 1.5;
  resize: vertical;
  box-sizing: border-box;
  margin: var(--base-margin, 15px) 0 calc(var(--base-margin, 8px)) 0;
}

.error-report-textarea:focus {
  outline: none;
  border-color: var(--tg-theme-button-color, #6366f1);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.error-report-counter {
  text-align: right;
  margin-bottom: var(--base-margin, 15px);
  color: var(--tg-theme-hint-color, #666666);
  font-size: calc(12px * var(--global-font-scale));
}

.error-report-counter.limit-warning {
  color: #f59e0b;
}

.error-report-counter.limit-exceeded {
  color: #ef4444;
}

/* Стили для кнопок сортировки статистики */
.sort-buttons-container {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 8px;
  width: 100%;
}

.sort-button {
  flex: 1; /* Равномерное распределение ширины */
  padding: 10px 12px;
  border: 2px solid #e5e7eb;
  background: white;
  color: #6b7280;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.sort-button.active {
  background: var(--tg-theme-button-color, #6366f1);
  color: white;
  border-color: var(--tg-theme-button-color, #6366f1);
  font-weight: 600;
}

.sort-button:hover:not(.active) {
  border-color: var(--tg-theme-button-color, #6366f1);
  background: #f8faff;
  color: var(--tg-theme-button-color, #6366f1);
}