/* ===================================
   폐암3팀 스케줄 배정 시스템 스타일
   =================================== */

:root {
  /* 색상 팔레트 */
  --primary-hue: 220;
  --primary: hsl(var(--primary-hue), 85%, 55%);
  --primary-light: hsl(var(--primary-hue), 85%, 65%);
  --primary-dark: hsl(var(--primary-hue), 85%, 45%);

  --success: hsl(145, 65%, 45%);
  --success-light: hsl(145, 65%, 55%);
  --warning: hsl(40, 90%, 55%);
  --danger: hsl(0, 75%, 55%);

  /* 다크 테마 색상 */
  --bg-primary: hsl(225, 25%, 12%);
  --bg-secondary: hsl(225, 20%, 16%);
  --bg-tertiary: hsl(225, 18%, 20%);
  --bg-card: hsl(225, 20%, 18%);

  --text-primary: hsl(220, 20%, 95%);
  --text-secondary: hsl(220, 15%, 70%);
  --text-muted: hsl(220, 10%, 50%);

  --border-color: hsl(225, 15%, 25%);
  --border-light: hsl(225, 15%, 30%);

  /* 글래스모피즘 */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

  /* 간격 */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* 반경 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* 트랜지션 */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;

  /* 폰트 */
  --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* 리셋 */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* 배경 그라데이션 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 20%, hsla(220, 80%, 50%, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, hsla(280, 70%, 40%, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, hsla(200, 60%, 30%, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ===================================
   앱 컨테이너
   =================================== */
.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===================================
   헤더
   =================================== */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--glass-shadow);
}

.header-content h1 {
  font-size: 1.75rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: var(--spacing-xs);
}

.auth-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.status-dot.offline {
  background: var(--danger);
}

.status-dot.online {
  background: var(--success);
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.status-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ===================================
   메인 컨텐츠
   =================================== */
.main-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  flex: 1;
}

/* ===================================
   패널 (카드)
   =================================== */
.panel {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.panel:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.panel-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.panel-title .icon {
  font-size: 1.25rem;
}

/* ===================================
   폼 요소
   =================================== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px hsla(var(--primary-hue), 85%, 55%, 0.2);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

/* 날짜 범위 */
.date-range {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.date-input-wrapper {
  flex: 1;
  min-width: 150px;
  position: relative;
}

.date-label {
  position: absolute;
  top: -8px;
  left: 12px;
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 0 4px;
}

.date-separator {
  color: var(--text-muted);
  font-size: 1.25rem;
}

/* 스케줄 조건 */
.schedule-conditions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.condition-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  align-items: center;
  gap: var(--spacing-md);
}

.condition-row label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* 요일 선택 */
.day-selector {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.day-chip {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.day-chip:hover {
  background: var(--bg-secondary);
  border-color: var(--primary);
}

.day-chip input {
  display: none;
}

.day-chip:has(input:checked) {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* ===================================
   버튼
   =================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 4px 15px hsla(var(--primary-hue), 85%, 45%, 0.3);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  transform: translateY(-1px);
  box-shadow: 0 6px 20px hsla(var(--primary-hue), 85%, 45%, 0.4);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

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

.btn-success {
  background: linear-gradient(135deg, var(--success), var(--success-light));
  color: white;
  box-shadow: 0 4px 15px hsla(145, 65%, 45%, 0.3);
}

.btn-success:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px hsla(145, 65%, 45%, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

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

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.85rem;
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1.1rem;
  width: 100%;
}

/* ===================================
   멤버 리스트
   =================================== */
.member-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.member-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-height: 300px;
  overflow-y: auto;
  padding-right: var(--spacing-sm);
}

.member-list::-webkit-scrollbar {
  width: 6px;
}

.member-list::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: 3px;
}

.member-list::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 3px;
}

.member-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.member-item.selected {
  background: hsla(var(--primary-hue), 85%, 55%, 0.15);
  border-color: var(--primary);
}

.member-checkbox {
  width: 20px;
  height: 20px;
  accent-color: var(--primary);
}

.member-name {
  flex: 1;
  font-weight: 500;
}

.member-badge {
  font-size: 0.75rem;
  padding: 2px 8px;
  background: var(--success);
  color: white;
  border-radius: 10px;
}

.loading-placeholder {
  text-align: center;
  color: var(--text-muted);
  padding: var(--spacing-xl);
}

/* ===================================
   캘린더 정보
   =================================== */
.calendar-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.calendar-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

.calendar-icon {
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.calendar-icon.team {
  background: hsla(var(--primary-hue), 85%, 55%, 0.2);
}

.calendar-icon.holiday {
  background: hsla(0, 75%, 55%, 0.2);
}

.calendar-details h3 {
  font-size: 0.9rem;
  font-weight: 600;
}

.calendar-details p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===================================
   액션 패널
   =================================== */
.action-panel {
  grid-column: 1 / -1;
  text-align: center;
}

/* ===================================
   결과 패널
   =================================== */
.results-panel {
  grid-column: 1 / -1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-light);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

/* 테이블 */
.table-container {
  overflow-x: auto;
  margin-bottom: var(--spacing-xl);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.schedule-table th,
.schedule-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.schedule-table th {
  background: var(--bg-tertiary);
  font-weight: 600;
  color: var(--text-secondary);
  position: sticky;
  top: 0;
}

.schedule-table tbody tr:hover {
  background: hsla(var(--primary-hue), 85%, 55%, 0.05);
}

.schedule-table tbody tr:last-child td {
  border-bottom: none;
}

/* 담당자 선택 드롭다운 */
.assignee-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.assignee-select:hover {
  border-color: var(--primary);
}

.assignee-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px hsla(var(--primary-hue), 85%, 55%, 0.2);
}

.note-cell {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.calendar-events-cell {
  font-size: 0.8rem;
  color: var(--warning);
  max-width: 200px;
  word-wrap: break-word;
}

/* 캘린더 선택 섹션 */
.upload-calendar-section {
  background: var(--bg-tertiary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

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

.calendar-select-wrapper select {
  flex: 1;
}

.calendar-select-wrapper .btn {
  flex-shrink: 0;
  padding: var(--spacing-md);
}

/* 결과 액션 */
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
}

.result-actions .btn-large {
  width: auto;
  min-width: 200px;
}

/* ===================================
   푸터
   =================================== */
.app-footer {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===================================
   로딩 오버레이
   =================================== */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--spacing-lg);
  z-index: 1000;
}

.loading-overlay.active {
  display: flex;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-text {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ===================================
   토스트 메시지
   =================================== */
.toast-container {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  z-index: 1001;
}

.toast {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.toast.success {
  border-left: 4px solid var(--success);
}

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

.toast.warning {
  border-left: 4px solid var(--warning);
}

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

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ===================================
   반응형
   =================================== */
@media (max-width: 768px) {
  .app-header {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .header-content h1 {
    font-size: 1.5rem;
  }

  .date-range {
    flex-direction: column;
  }

  .date-separator {
    display: none;
  }

  .condition-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .result-actions {
    flex-direction: column;
  }

  .result-actions .btn-large {
    width: 100%;
  }
}