/* DocReview Workspace - 공통 유틸리티 및 컴포넌트 클래스 (utils.css) */

/* 1. 레이아웃 & 텍스트 유틸리티 */
.no-wrap {
  white-space: nowrap !important;
}

.flex-fill {
  flex: 1 1 0% !important;
  min-width: 0 !important;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* 2. 접근성(Accessibility - WCAG 2.1 AA) 유틸리티 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--focus-ring-color, #3d5a80) !important;
  outline-offset: 2px !important;
}

/* 3. 공통 버튼 유틸리티 */
.btn-primary {
  background-color: var(--primary-color, #3d5a80);
  color: var(--primary-contrast, #ffffff);
  border: 1px solid var(--primary-border, #354f70);
  border-radius: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.5rem 0.875rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  white-space: nowrap;
  transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-hover, #2f4868);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-secondary {
  background-color: var(--bg-surface-muted, #f1f5f9);
  color: var(--text-secondary, #334155);
  border: 1px solid var(--border-strong, #cbd5e1);
  border-radius: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  white-space: nowrap;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--border-color, #e2e8f0);
  color: var(--text-primary, #1e293b);
}

/* 4. 공통 배지 유틸리티 */
.badge-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 700;
  white-space: nowrap;
}

/* 5. 카드 & 모달 유틸리티 */
.card-surface {
  background-color: var(--bg-surface, #ffffff);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 0.75rem;
  box-shadow: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
}

/* 6. 비침투형 토스트(Toast) 알림 시스템 */
#toast-container {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 24rem;
  width: calc(100vw - 2.5rem);
  pointer-events: none;
}

.toast-item {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.625rem;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  box-shadow: 0 10px 15px -3px rgba(15, 23, 42, 0.18), 0 4px 6px -4px rgba(15, 23, 42, 0.1);
  border: 1px solid transparent;
  animation: toast-slide-in 0.2s ease-out forwards;
}

.toast-item.toast-error {
  background-color: var(--accent-rose-bg, #fff1f2);
  color: var(--accent-rose-text, #9f1239);
  border-color: var(--accent-rose-border, #fecdd3);
}

.toast-item.toast-success {
  background-color: var(--accent-emerald-bg, #edf7f4);
  color: var(--accent-emerald-text, #1f5142);
  border-color: var(--accent-emerald-border, #c6e6dc);
}

.toast-item.toast-info {
  background-color: var(--bg-surface, #ffffff);
  color: var(--text-primary, #1e293b);
  border-color: var(--border-strong, #cbd5e1);
}

.toast-item.toast-warning {
  background-color: var(--accent-amber-bg, #fffbeb);
  color: var(--accent-amber-text, #92400e);
  border-color: var(--accent-amber-border, #fde68a);
}

@keyframes toast-slide-in {
  from {
    opacity: 0;
    transform: translateY(0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}