/**
 * Component Styles - Reusable UI component styles
 * 组件样式 - 可复用的UI组件样式
 */

/* ============================================
   Button Styles
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-xl);
  font-family: inherit;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  line-height: 1;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  -webkit-tap-highlight-color: transparent;
}

.btn:disabled,
.btn.btn-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

/* Button Variants */
.btn-primary {
  background-color: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
}

.btn-secondary {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-border-light);
}

.btn-dark {
  background-color: var(--color-text-primary);
  color: white;
  box-shadow: var(--shadow-lg);
}

.btn-dark:hover:not(:disabled) {
  background-color: #374151;
}

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

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary-bg);
}

.btn-text {
  background-color: transparent;
  color: var(--color-primary);
  padding: var(--spacing-sm) var(--spacing-md);
}

.btn-text:hover:not(:disabled) {
  background-color: var(--color-primary-bg);
}

/* Button Sizes */
.btn-sm {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
}

.btn-md {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Button Loading State */
.btn-loading {
  position: relative;
  pointer-events: none;
}

.btn-spinner {
  animation: spin 0.8s linear infinite;
}

.spinner-circle {
  stroke-dasharray: 50;
  stroke-dashoffset: 40;
}

/* Button Icon */
.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   Selection Button Styles
   ============================================ */
.btn-selection {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  width: 100%;
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.btn-selection:hover {
  background-color: var(--color-primary-bg);
  border-color: var(--color-primary-light);
}

.btn-selection.selected {
  background-color: var(--color-primary-bg);
  border-color: var(--color-primary);
}

.selection-icon {
  width: 24px;
  height: 24px;
  color: var(--color-text-muted);
}

.btn-selection.selected .selection-icon {
  color: var(--color-primary);
}

.selection-content {
  flex: 1;
}

.selection-text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.btn-selection.selected .selection-text {
  color: var(--color-primary-dark);
}

.selection-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
}

.selection-check {
  color: var(--color-primary);
}

/* ============================================
   Button Group Styles
   ============================================ */
.btn-group {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-group-item {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-group-item:hover {
  background-color: var(--color-primary-bg);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-group-item.selected {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

/* ============================================
   Toggle Button Styles
   ============================================ */
.btn-toggle {
  display: flex;
  padding: var(--spacing-xs);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.btn-toggle-item {
  flex: 1;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-muted);
  background-color: transparent;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-toggle-item.selected {
  background-color: white;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

/* ============================================
   Card Styles
   ============================================ */
.card {
  background-color: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.card-title-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.card-title-indicator {
  width: 4px;
  height: 16px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

.card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.card-tag {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
}

.card-tag-primary {
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
}

.card-tag-secondary {
  background-color: var(--color-secondary-bg);
  color: var(--color-secondary);
}

.card-body {
  /* Content container */
}

/* Info Card */
.card-info {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}

.card-info-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.card-info-icon-primary {
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
}

.card-info-icon-secondary {
  background-color: var(--color-secondary-bg);
  color: var(--color-secondary);
}

.card-info-icon-warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning);
}

.card-info-content {
  flex: 1;
}

.card-info-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.card-info-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* Stats Card */
.stats-grid {
  display: grid;
  gap: var(--spacing-md);
}

.stats-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.stat-item {
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
}

.stat-item-primary {
  background-color: var(--color-primary-bg);
}

.stat-item-secondary {
  background-color: var(--color-secondary-bg);
}

.stat-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-xs);
}

.stat-item-primary .stat-label {
  color: var(--color-primary);
}

.stat-item-secondary .stat-label {
  color: var(--color-secondary);
}

.stat-value-wrapper {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--spacing-xs);
}

.stat-value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-black);
}

.stat-item-primary .stat-value {
  color: var(--color-primary-dark);
}

.stat-item-secondary .stat-value {
  color: #1D4ED8;
}

.stat-unit {
  font-size: var(--font-size-sm);
}

/* Locked Card */
.card-locked {
  position: relative;
  overflow: hidden;
}

.card-locked-content {
  filter: blur(8px);
  opacity: 0.6;
}

.card-locked-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.95) 100%);
  padding: var(--spacing-xl);
}

.card-locked-message {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* Collapsible Card */
.card-collapsible {
  overflow: hidden;
}

.card-collapsible-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: var(--spacing-lg);
  margin: calc(var(--spacing-xl) * -1);
  margin-bottom: 0;
}

.card-collapsible-icon {
  transition: transform var(--transition-normal);
}

.card-collapsible.expanded .card-collapsible-icon {
  transform: rotate(180deg);
}

.card-collapsible-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.card-collapsible.expanded .card-collapsible-body {
  max-height: 1000px;
}

.card-collapsible-content {
  padding-top: var(--spacing-lg);
}

/* ============================================
   Input Styles
   ============================================ */
.input {
  width: 100%;
  padding: var(--spacing-lg) var(--spacing-xl);
  font-family: inherit;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  outline: none;
  transition: all var(--transition-fast);
}

.input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.input::placeholder {
  color: var(--color-text-muted);
  font-weight: var(--font-weight-normal);
}

.input-error {
  border-color: var(--color-error);
}

.input-error:focus {
  box-shadow: 0 0 0 3px var(--color-error-light);
}

.input-wrapper {
  position: relative;
}

.input-suffix {
  position: absolute;
  right: var(--spacing-xl);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-bold);
}

/* ============================================
   Progress Bar Styles
   ============================================ */
.progress {
  margin-bottom: var(--spacing-xl);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.progress-step {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.progress-percent {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* ============================================
   Form Styles
   ============================================ */
.form-section {
  margin-bottom: var(--spacing-2xl);
}

.form-label {
  display: block;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--spacing-sm);
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--spacing-sm);
}

/* Pet Type Selection */
.pet-type-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.pet-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pet-type-btn:hover {
  border-color: var(--color-primary-light);
  background-color: var(--color-primary-bg);
}

.pet-type-btn.selected {
  border-color: var(--color-primary);
  background-color: var(--color-primary-bg);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}

.pet-type-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-md);
  object-fit: cover;
}

.pet-type-label {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.pet-type-btn.selected .pet-type-label {
  color: var(--color-primary-dark);
}

/* ============================================
   Quiz Modal Styles - 问答验证弹窗
   ============================================ */
.quiz-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  z-index: var(--z-modal);
  animation: fadeIn 0.2s ease-out;
}

.quiz-modal-overlay.closing {
  animation: fadeOut 0.2s ease-out forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

.quiz-modal {
  width: 100%;
  max-width: 340px;
  background-color: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  animation: slideUp 0.3s ease-out;
}

.quiz-modal-overlay.closing .quiz-modal {
  animation: slideDown 0.2s ease-out forwards;
}

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

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

.quiz-modal-header {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, white 100%);
}

.quiz-modal-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
}

.quiz-modal-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  text-align: center;
}

.quiz-modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.quiz-modal-close:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.quiz-modal-body {
  padding: var(--spacing-xl);
}

.quiz-modal-question {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  text-align: center;
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-relaxed);
}

.quiz-modal-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-warning-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.quiz-modal-hint-label {
  font-size: var(--font-size-sm);
  color: var(--color-warning);
  font-weight: var(--font-weight-medium);
}

.quiz-modal-hint-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-bold);
}

.quiz-modal-input-wrapper {
  margin-bottom: var(--spacing-sm);
}

.quiz-modal-input {
  width: 100%;
  padding: var(--spacing-lg);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  outline: none;
  transition: all var(--transition-fast);
}

.quiz-modal-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.quiz-modal-input.error {
  border-color: var(--color-error);
  animation: shake 0.3s ease-out;
}

.quiz-modal-input.error:focus {
  box-shadow: 0 0 0 3px var(--color-error-light);
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  75% {
    transform: translateX(5px);
  }
}

.quiz-modal-error {
  font-size: var(--font-size-sm);
  color: var(--color-error);
  text-align: center;
  margin-top: var(--spacing-sm);
}

.quiz-modal-footer {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
}

.quiz-modal-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-lg);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quiz-modal-btn-primary {
  background-color: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-primary);
}

.quiz-modal-btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
}

.quiz-modal-btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.quiz-modal-btn-primary.success {
  background-color: var(--color-success);
}

.quiz-modal-btn .animate-spin {
  animation: spin 0.8s linear infinite;
}

.quiz-modal-footer-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--spacing-md);
}