/**
 * Quick Share Component Styles
 * 빠른 공유 컴포넌트 스타일 - 결과 영역 내 1-2탭 공유
 */

/* ==========================================================================
   Quick Share Container
   ========================================================================== */

.quick-share-container {
  width: 100%;
  margin-top: var(--space-6);
  padding: var(--space-4);
  background: var(--card);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  
  /* Animation */
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow) var(--easing-ease-out);
}

.quick-share-container.animate {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Quick Share Header
   ========================================================================== */

.quick-share-header {
  text-align: center;
  margin-bottom: var(--space-4);
}

.quick-share-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--card-foreground);
  margin-bottom: var(--space-1);
}

.quick-share-subtitle {
  font-size: var(--text-sm);
  color: var(--muted-foreground);
  margin: 0;
}

/* ==========================================================================
   Quick Share Buttons
   ========================================================================== */

.quick-share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin: 0 auto;
}

/* 모바일에서 버튼들을 한 줄로 배치 */
@media (max-width: 767px) {
  .quick-share-buttons {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: var(--space-1);
    overflow-x: auto;
    padding: 0 var(--space-2);
    justify-content: flex-start;
  }
  
  .quick-share-btn {
    min-width: 60px;
    min-height: 60px;
    padding: var(--space-2);
    flex-shrink: 0;
  }
  
  .quick-share-btn .btn-icon {
    font-size: var(--text-base);
  }
  
  .quick-share-btn .btn-text {
    font-size: var(--text-xs);
  }
}

.quick-share-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-3);
  min-height: 80px;
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  color: var(--card-foreground);
  font-family: var(--font-family-base);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  
  /* Shadow and elevation */
  box-shadow: var(--shadow);
  
  /* Accessibility */
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* Button Variants */
.quick-share-btn.primary {
  background: var(--primary);
  border-color: var(--border);
  color: var(--primary-foreground);
}

.quick-share-btn.secondary {
  background: var(--secondary);
  border-color: var(--border);
  color: var(--secondary-foreground);
}

.quick-share-btn.more-options {
  background: var(--muted);
  border-color: var(--border);
  color: var(--muted-foreground);
  border-style: dashed;
}

/* Button Content */
.btn-icon {
  font-size: var(--text-xl);
  line-height: 1;
  transition: all var(--transition-base);
}

.btn-label {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-align: center;
  line-height: var(--leading-tight);
  transition: all var(--transition-base);
}

/* Loading State */
.btn-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--muted);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   Hover and Focus States
   ========================================================================== */

.quick-share-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.quick-share-btn.primary:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--ring);
  color: var(--accent-foreground);
}

.quick-share-btn.secondary:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--ring);
  color: var(--accent-foreground);
}

.quick-share-btn.more-options:hover:not(:disabled) {
  background: var(--accent);
  border-color: var(--ring);
  color: var(--accent-foreground);
  border-style: solid;
}

/* Focus States */
.quick-share-btn:focus-visible {
  outline: 3px solid var(--ring);
  outline-offset: 2px;
  border-color: var(--ring);
}

/* Active States */
.quick-share-btn:active {
  transform: translateY(0);
}

/* Loading State */
.quick-share-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

/* ==========================================================================
   Quick Feedback
   ========================================================================== */

.quick-feedback {
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-white);
  white-space: nowrap;
  z-index: 10;
  
  /* Animation */
  animation: quickFeedbackSlide 0.3s var(--easing-ease-out);
}

.quick-feedback.success {
  background: var(--color-success-500);
}

.quick-feedback.error {
  background: var(--color-error-500);
}

@keyframes quickFeedbackSlide {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* ==========================================================================
   Quick Message Popover
   ========================================================================== */

.quick-message-popover {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  box-shadow: var(--shadow-2xl);
  z-index: var(--z-modal);
  padding: var(--space-6);
  max-height: 50vh;
  overflow-y: auto;
  
  /* Animation */
  animation: popoverSlideUp 0.3s var(--easing-bounce);
}

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

.popover-content h4 {
  text-align: center;
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-gray-800);
  margin-bottom: var(--space-4);
}

.message-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.message-option {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-1);
  padding: var(--space-3);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: left;
}

.message-option:hover {
  border-color: var(--color-primary-300);
  background: var(--color-primary-50);
}

.option-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-gray-800);
}

.option-preview {
  font-size: var(--text-xs);
  color: var(--color-gray-600);
  line-height: var(--leading-snug);
}

.cancel-btn {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  color: var(--color-gray-600);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-base);
}

.cancel-btn:hover {
  background: var(--color-gray-50);
  border-color: var(--color-gray-400);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Mobile Layout */
@media (max-width: 767px) {
  .quick-share-container {
    margin-top: var(--space-4);
    padding: var(--space-3);
  }
  
  .quick-share-buttons {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
  }
  
  .quick-share-btn {
    padding: var(--space-2);
    min-height: 70px;
  }
  
  .btn-icon {
    font-size: var(--text-lg);
  }
  
  .btn-label {
    font-size: 10px;
  }
  
  .quick-share-title {
    font-size: var(--text-base);
  }
  
  .quick-share-subtitle {
    font-size: var(--text-xs);
  }
}

/* Very Small Screens */
@media (max-width: 360px) {
  .quick-share-buttons {
    gap: var(--space-1);
  }
  
  .quick-share-btn {
    padding: var(--space-1);
    min-height: 60px;
  }
  
  .btn-icon {
    font-size: var(--text-base);
  }
  
  .btn-label {
    font-size: 9px;
  }
}

/* Tablet and Desktop */
@media (min-width: 768px) {
  .quick-share-buttons {
    grid-template-columns: repeat(5, 1fr);
    max-width: 500px;
  }
  
  .quick-share-btn {
    min-height: 90px;
  }
  
  .btn-label {
    font-size: var(--text-sm);
  }
}

/* ==========================================================================
   Touch Device Optimizations
   ========================================================================== */

@media (hover: none) and (pointer: coarse) {
  .quick-share-btn:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
  }
  
  .quick-share-btn:active,
  .quick-share-btn.touch-active {
    transform: scale(0.96);
    transition: transform var(--transition-fast);
  }
}

/* ==========================================================================
   Accessibility Enhancements
   ========================================================================== */

/* High Contrast Support */
@media (prefers-contrast: high) {
  .quick-share-btn {
    border-width: 3px;
  }
  
  .quick-share-btn:focus-visible {
    outline-width: 4px;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .quick-share-container,
  .quick-share-btn,
  .quick-feedback,
  .quick-message-popover {
    animation: none;
    transition: none;
  }
  
  .quick-share-btn:hover {
    transform: none;
  }
  
  .loading-spinner {
    animation: none;
  }
}