/*
 * ==========================================
 * 小雨微寒 · 组件样式
 * ==========================================
 * UI Components Styling
 */

/* ========== Calendar Components ========== */
.calendar-view {
  animation: fadeInUp 0.5s ease-out;
}

.month-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.month-title {
  font-size: 1.5rem;
  font-weight: 600;
  min-width: 180px;
  text-align: center;
  background: linear-gradient(135deg, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.calendar-container {
  margin-top: var(--spacing-xl);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--spacing-sm);
}

.weekday-header {
  text-align: center;
  padding: var(--spacing-md);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calendar-day {
  aspect-ratio: 1;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  position: relative;
  overflow: hidden;
}

.calendar-day::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 0;
}

.calendar-day:hover::before {
  opacity: 0.1;
}

.calendar-day:hover {
  border-color: var(--accent-pink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.calendar-day.other {
  opacity: 0.4;
}

.calendar-day.today {
  border-color: var(--accent-pink);
  background: linear-gradient(135deg, rgba(255, 196, 225, 0.3), rgba(167, 216, 255, 0.3));
  box-shadow: 0 0 20px rgba(249, 168, 212, 0.3);
}

.day-number {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.calendar-day.today .day-number {
  color: #f472b6;
  font-weight: 700;
}

.day-events {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex: 1;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.event-badge {
  font-size: 0.75rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(249, 168, 212, 0.3);
  border-radius: var(--radius-sm);
  color: #ec4899;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  animation: fadeInUp 0.3s ease-out;
}

.more-badge {
  font-size: 0.75rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(196, 181, 253, 0.3);
  border-radius: var(--radius-sm);
  color: #a855f7;
  text-align: center;
  font-weight: 600;
}

/* ========== Files Components ========== */
.files-view {
  animation: fadeInUp 0.5s ease-out;
}

.toolbar {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.toolbar-divider {
  width: 1px;
  background: var(--glass-border);
  margin: 0 var(--spacing-sm);
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  overflow-x: auto;
}

.crumb-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.875rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.crumb-icon {
  width: 16px;
  height: 16px;
}

.separator-icon {
  width: 12px;
  height: 12px;
  color: var(--text-muted);
}

.files-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  min-height: 400px;
  position: relative;
}

.file-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.file-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--gradient-primary);
  transform: scaleY(0);
  transition: transform var(--transition-base);
}

.file-item:hover::before {
  transform: scaleY(1);
}

.file-item:hover {
  background: rgba(252, 231, 243, 0.6);
  border-color: var(--accent-pink);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.file-item.selected {
  background: rgba(249, 168, 212, 0.2);
  border-color: var(--accent-pink);
}

.file-select {
  display: flex;
  align-items: center;
}

.file-checkbox {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent-blue);
}

.file-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.file-item:hover .file-icon-wrapper {
  transform: scale(1.1);
}

.file-icon {
  width: 24px;
  height: 24px;
  transition: all var(--transition-base);
}

.folder-icon {
  color: #ec4899;
}

.file-icon-default {
  color: var(--text-secondary);
}

.file-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  overflow: hidden;
}

.file-name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.file-actions {
  display: flex;
  gap: var(--spacing-xs);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.file-item:hover .file-actions {
  opacity: 1;
}

.action-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  color: var(--text-secondary);
}

.action-btn:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  transform: scale(1.1);
}

.action-btn.danger {
  color: var(--accent-red);
}

.action-btn.danger:hover {
  background: rgba(248, 113, 113, 0.2);
  border-color: var(--accent-red);
}

.action-btn svg {
  width: 16px;
  height: 16px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2xl);
  color: var(--text-tertiary);
  text-align: center;
  min-height: 300px;
}

.empty-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-md);
  color: var(--text-muted);
}

.empty-hint {
  font-size: 0.875rem;
  margin-top: var(--spacing-sm);
  color: var(--text-muted);
}

.drag-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(249, 168, 212, 0.1);
  backdrop-filter: blur(10px);
  border: 2px dashed var(--accent-pink);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  animation: pulse 2s ease-in-out infinite;
}

.drag-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  color: #ec4899;
}

.drag-icon {
  width: 64px;
  height: 64px;
  animation: bounceIn 0.6s ease-out;
}

.drag-content p {
  font-size: 1.125rem;
  font-weight: 600;
}

/* ========== Toast Notification ========== */
.toast-notification {
  position: fixed;
  top: var(--spacing-xl);
  right: var(--spacing-xl);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  color: var(--text-primary);
  font-weight: 500;
  min-width: 280px;
}

.toast-notification.success {
  border-left: 4px solid #10b981;
}

.toast-notification.error {
  border-left: 4px solid var(--accent-red);
}

.toast-icon {
  width: 20px;
  height: 20px;
}

.toast-notification.success .toast-icon {
  color: var(--accent-green);
}

.toast-notification.error .toast-icon {
  color: var(--accent-red);
}

/* ========== Modal Dialog ========== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px) saturate(150%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: var(--spacing-xl);
  animation: fadeIn 0.3s ease-out;
}

.modal-container {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(254, 243, 248, 0.95) 100%);
  backdrop-filter: blur(30px) saturate(200%);
  border: 2px solid rgba(249, 168, 212, 0.2);
  border-radius: var(--radius-xl);
  box-shadow: 
    0 25px 50px -12px rgba(249, 168, 212, 0.25),
    0 0 0 1px rgba(255, 255, 255, 0.5) inset,
    0 2px 4px rgba(0, 0, 0, 0.05) inset;
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modalSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xl) var(--spacing-2xl);
  border-bottom: 2px solid rgba(249, 168, 212, 0.15);
  background: linear-gradient(135deg, rgba(255, 196, 225, 0.2) 0%, rgba(167, 216, 255, 0.2) 100%);
  position: relative;
}

.modal-header::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #f9a8d4 0%, #93c5fd 100%);
  opacity: 0.5;
}

.modal-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, #f472b6, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.modal-header h3::before {
  content: '';
  width: 4px;
  height: 24px;
  background: linear-gradient(180deg, #f472b6, #93c5fd);
  border-radius: var(--radius-full);
  display: block;
}

.modal-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(249, 168, 212, 0.2);
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.modal-close:hover {
  background: var(--gradient-primary);
  color: var(--text-primary);
  transform: rotate(90deg) scale(1.1);
  box-shadow: 0 4px 12px rgba(249, 168, 212, 0.3);
}

.modal-close svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
}

.modal-body {
  padding: var(--spacing-2xl);
  overflow-y: auto;
  background: rgba(255, 255, 255, 0.3);
}

.modal-body::-webkit-scrollbar {
  width: 6px;
}

.modal-body::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #f9a8d4, #93c5fd);
  border-radius: var(--radius-full);
}

.modal-body::-webkit-scrollbar-track {
  background: rgba(249, 168, 212, 0.1);
}

/* ========== Form Components ========== */
.event-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: relative;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-group label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.form-group label::before {
  content: '';
  width: 3px;
  height: 16px;
  background: linear-gradient(180deg, #f472b6, #93c5fd);
  border-radius: var(--radius-full);
  display: block;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: rgba(255, 255, 255, 0.8);
  border: 2px solid rgba(249, 168, 212, 0.2);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: var(--font-sans);
  transition: all var(--transition-base);
  box-shadow: 0 2px 8px rgba(249, 168, 212, 0.08);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: #f472b6;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 
    0 0 0 4px rgba(249, 168, 212, 0.15),
    0 4px 12px rgba(249, 168, 212, 0.2);
  transform: translateY(-1px);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 2px solid rgba(249, 168, 212, 0.1);
}

.form-actions button {
  min-width: 120px;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ========== Photos View ========== */
.photos-view {
  animation: fadeInUp 0.5s ease-out;
}

.photos-filter {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  border: 2px solid rgba(249, 168, 212, 0.2);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover {
  background: rgba(252, 231, 243, 0.6);
  border-color: var(--accent-pink);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: var(--text-primary);
  box-shadow: 0 4px 12px rgba(249, 168, 212, 0.3);
}

.filter-divider {
  width: 1px;
  height: 24px;
  background: rgba(249, 168, 212, 0.2);
  margin: 0 var(--spacing-sm);
}

.date-picker {
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.8);
  border: 2px solid rgba(249, 168, 212, 0.2);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: var(--font-sans);
  transition: all var(--transition-base);
  cursor: pointer;
}

.date-picker:focus {
  outline: none;
  border-color: #f472b6;
  box-shadow: 0 0 0 4px rgba(249, 168, 212, 0.15);
}

/* Photos Timeline */
.photos-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.photo-group {
  animation: fadeInUp 0.5s ease-out;
}

.group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid rgba(249, 168, 212, 0.15);
}

.group-date {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, #f472b6, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.group-count {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

/* Photo Grid - iPhone风格 */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  padding: var(--spacing-xs);
}

@media (max-width: 768px) {
  .photo-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-xs);
  }
}

@media (max-width: 480px) {
  .photo-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 2px;
  }
}

.photo-item {
  cursor: pointer;
  animation: fadeIn 0.3s ease-out;
}

/* 添加照片按钮 */
.photo-add-btn .photo-wrapper {
  background: linear-gradient(135deg, 
    rgba(249, 168, 212, 0.1), 
    rgba(147, 197, 253, 0.1));
  border: 2px dashed rgba(249, 168, 212, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.photo-add-btn:hover .photo-wrapper {
  background: linear-gradient(135deg, 
    rgba(249, 168, 212, 0.2), 
    rgba(147, 197, 253, 0.2));
  border-color: var(--accent-pink);
  transform: scale(1.05);
}

.photo-add-content {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.photo-add-content .add-icon {
  width: 48px;
  height: 48px;
  color: var(--accent-pink);
  opacity: 0.6;
  transition: all var(--transition-base);
}

.photo-add-btn:hover .add-icon {
  opacity: 1;
  transform: rotate(90deg) scale(1.1);
}

.photo-wrapper {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: rgba(249, 168, 212, 0.05);
}

.photo-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.photo-item:hover .photo-wrapper img {
  transform: scale(1.05);
}

.photo-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, 
    rgba(0, 0, 0, 0) 0%, 
    rgba(0, 0, 0, 0.7) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-sm);
}

.photo-item:hover .photo-overlay {
  opacity: 1;
}

.photo-actions {
  display: flex;
  gap: var(--spacing-xs);
  width: 100%;
}

.photo-action-btn {
  flex: 1;
  padding: var(--spacing-xs);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-action-btn svg {
  width: 16px;
  height: 16px;
}

.photo-action-btn:hover {
  background: rgba(255, 255, 255, 1);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.photo-action-btn.danger {
  color: var(--accent-red);
}

.photo-info {
  display: flex;
  justify-content: center;
  padding: var(--spacing-xs) 0;
}

.photo-time {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* Photo Viewer Modal */
.photo-viewer-overlay {
  background: rgba(0, 0, 0, 0.95);
  z-index: 1000;
}

.photo-viewer-container {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-viewer-close {
  position: absolute;
  top: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: white;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.photo-viewer-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.photo-viewer-close svg {
  width: 24px;
  height: 24px;
}

.photo-viewer-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  width: 100%;
  height: 100%;
  padding: var(--spacing-2xl);
}

.photo-nav-btn {
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: white;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.photo-nav-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.photo-nav-btn svg {
  width: 28px;
  height: 28px;
}

.photo-viewer-main {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
}

.photo-viewer-image {
  max-width: 100%;
  max-height: calc(100vh - 200px);
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.photo-viewer-info {
  text-align: center;
  color: white;
}

.photo-viewer-info h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.photo-viewer-info p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
}

.photo-note-section {
  margin: var(--spacing-md) 0;
  text-align: left;
}

.note-label {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.photo-note-input {
  width: 100%;
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  color: white;
  font-size: 0.875rem;
  font-family: inherit;
  resize: vertical;
  transition: all 0.3s ease;
}

.photo-note-input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.photo-note-input:focus {
  outline: none;
  border-color: var(--primary-color);
  background: rgba(255, 255, 255, 0.15);
}

.photo-viewer-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

.viewer-action-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: white;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 500;
}

.viewer-action-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.viewer-action-btn.danger {
  color: #fca5a5;
}

.viewer-action-btn svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 768px) {
  .photo-viewer-content {
    flex-direction: column;
    padding: var(--spacing-lg);
  }
  
  .photo-nav-btn {
    display: none;
  }
  
  .photo-viewer-close {
    top: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .photo-viewer-image {
    max-height: 60vh;
  }
}

/* ========== File Preview ========== */
.file-preview {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.preview-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

.preview-image {
  width: 100%;
  max-height: 60vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
}

.preview-iframe {
  width: 100%;
  height: 60vh;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.preview-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* ========== Responsive Design ========== */
@media (max-width: 768px) {
  .calendar-grid {
    gap: var(--spacing-xs);
  }
  
  .calendar-day {
    padding: var(--spacing-xs);
  }
  
  .day-number {
    font-size: 0.875rem;
  }
  
  .event-badge,
  .more-badge {
    font-size: 0.625rem;
    padding: 2px var(--spacing-xs);
  }
  
  .toolbar {
    gap: var(--spacing-xs);
  }
  
  .tool-btn {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .file-item {
    flex-wrap: wrap;
  }
  
  .file-actions {
    opacity: 1;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .toast-notification {
    right: var(--spacing-md);
    left: var(--spacing-md);
    top: var(--spacing-md);
    min-width: auto;
  }
  
  .modal-overlay {
    padding: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .section-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .month-controls {
    justify-content: center;
  }
  
  .action-group {
    width: 100%;
    flex-direction: column;
  }
  
  .action-group button {
    width: 100%;
  }
  
  .toolbar {
    justify-content: center;
  }
  
  .breadcrumb-nav {
    font-size: 0.875rem;
  }
  
  .file-name {
    font-size: 0.875rem;
  }
}

/* ========== System Monitor Widget ========== */
.system-monitor {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 280px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-xl);
  box-shadow: 
    0 10px 40px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(249, 168, 212, 0.1);
  overflow: hidden;
  z-index: 999;
  animation: slideInUp 0.4s ease-out;
  user-select: none;
}

.monitor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, 
    rgba(249, 168, 212, 0.15), 
    rgba(147, 197, 253, 0.15));
  border-bottom: 1px solid rgba(249, 168, 212, 0.1);
}

.monitor-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.monitor-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-pink);
}

.monitor-controls {
  display: flex;
  gap: var(--spacing-xs);
}

.monitor-control-btn {
  width: 28px;
  height: 28px;
  padding: 0;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(249, 168, 212, 0.2);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.monitor-control-btn:hover {
  background: rgba(255, 255, 255, 1);
  border-color: var(--accent-pink);
  color: var(--accent-pink);
  transform: scale(1.1);
}

.monitor-control-btn svg {
  width: 16px;
  height: 16px;
}

/* Rotating Animation */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.rotating {
  animation: rotate 1s linear infinite;
}

/* Monitor Body */
.monitor-body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.monitor-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.monitor-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.monitor-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.monitor-value {
  font-size: 1rem;
  font-weight: 700;
  background: linear-gradient(135deg, #f472b6, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Progress Bar */
.monitor-progress {
  height: 8px;
  background: rgba(249, 168, 212, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.monitor-progress-bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.monitor-progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Usage Levels */
.monitor-progress-bar.low {
  background: linear-gradient(90deg, #10b981, #34d399);
}

.monitor-progress-bar.medium {
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.monitor-progress-bar.high {
  background: linear-gradient(90deg, #ef4444, #f87171);
}

.monitor-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.6875rem;
  color: var(--text-tertiary);
}

.monitor-info span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Drag Handle */
.monitor-drag-handle {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  background: rgba(249, 168, 212, 0.05);
  border-top: 1px solid rgba(249, 168, 212, 0.1);
  cursor: grab;
  transition: all var(--transition-base);
}

.monitor-drag-handle:active {
  cursor: grabbing;
  background: rgba(249, 168, 212, 0.1);
}

.monitor-drag-handle svg {
  width: 20px;
  height: 20px;
  color: var(--text-tertiary);
  opacity: 0.5;
}

.monitor-drag-handle:hover svg {
  opacity: 1;
}

/* Monitor Toggle Button */
.monitor-toggle-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #f472b6, #93c5fd);
  border: none;
  border-radius: var(--radius-full);
  color: white;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(249, 168, 212, 0.4);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 998;
  animation: slideInUp 0.4s ease-out;
}

.monitor-toggle-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 12px 32px rgba(249, 168, 212, 0.5);
}

.monitor-toggle-btn svg {
  width: 28px;
  height: 28px;
}

/* Slide In Animation */
@keyframes slideInUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .system-monitor {
    width: calc(100% - 32px);
    right: 16px;
    bottom: 16px;
  }
  
  .monitor-toggle-btn {
    width: 48px;
    height: 48px;
    right: 16px;
    bottom: 16px;
  }
  
  .monitor-toggle-btn svg {
    width: 24px;
    height: 24px;
  }
}