/* ============================================
   레이아웃 (헤더, 네비게이션, 푸터)
   ============================================ */

/* 전체 레이아웃 */
.site-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-content {
  flex: 1;
}

/* 헤더 */
.site-header {
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.9);
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background: rgba(17, 24, 39, 0.9);
  }
}

.header-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  height: 64px;
}

.site-logo {
  margin-right: auto;
}

.site-logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

.site-logo:hover {
  color: var(--color-primary);
}

/* 네비게이션 */
.site-nav {
  flex: 1;
}

.site-nav ul {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
}

.site-nav a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.site-nav a:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-tertiary);
}

.site-nav a.active {
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.1);
}

/* 모바일 메뉴 토글 (나중에 필요하면) */
.menu-toggle {
  display: none;
}

@media (max-width: 767px) {
  .menu-toggle {
    display: block;
    padding: var(--spacing-sm);
  }
  
  .site-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    display: none;
  }
  
  .site-nav.active {
    display: block;
  }
  
  .site-nav ul {
    flex-direction: column;
    padding: var(--spacing-md);
  }
}

/* 푸터 */
.site-footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-3xl);
}

.footer-content {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.footer-links a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
}

/* 인증 버튼 */
.auth-section {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

#auth-button {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

#auth-button:hover {
  background: var(--color-primary);
  color: white;
}

#auth-button.logged-in {
  background: var(--color-secondary);
  color: white;
}

#user-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  display: none;
}

/* 관리자 전용 요소 */
.admin-only {
  display: none;
}

.admin-controls {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.btn-edit,
.btn-delete {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.btn-edit {
  background: var(--color-primary);
  color: white;
}

.btn-edit:hover {
  background: var(--color-primary-dark);
}

.btn-delete {
  background: #EF4444;
  color: white;
}

.btn-delete:hover {
  background: #DC2626;
}