@charset "UTF-8";

/* Pretendard 웹폰트 불러오기 (가독성 높은 고딕 계열) */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");

:root {
  /* 따뜻하고 차분한 파스텔톤 (연녹색 & 아이보리 테마) */
  --bg-ivory: #FAF8F2;
  --bg-ivory-soft: #F3EFE4;
  --bg-sage-tint: #ECF4EE;
  --bg-sage-light: #DFECE2;
  --sage-primary: #3F7A56;
  --sage-primary-hover: #326345;
  --sage-secondary: #689F7C;
  --sage-accent: #8AB89A;
  --border-warm: #DCE5DD;
  --border-sage: #B7D1BF;
  --text-main: #243329;
  --text-sub: #546559;
  --text-muted: #7B8C80;
  --amber-soft: #FFF8E7;
  --amber-border: #F2D99B;
  --danger-soft: #FDF2F2;
  --danger-text: #C53030;
}

* {
  box-sizing: border-box;
}

/* 출력 형식에 따라 숨긴 링크가 inline-flex 스타일로 다시 표시되지 않도록 한다. */
#openGeminiBtn[hidden], #referenceDetails[hidden], #promptConflictMessage[hidden], #zipSplitTools[hidden] {
  display: none !important;
}

html, body {
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  background-color: var(--bg-ivory);
  color: var(--text-main);
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

/* 배경 패턴 (은은한 도트 그리드) */
.bg-pastel-pattern {
  background-color: var(--bg-ivory);
  background-image: radial-gradient(#CBDCC1 0.85px, transparent 0.85px);
  background-size: 22px 22px;
}

/* 헤더 그라데이션 */
.header-pastel {
  background: linear-gradient(135deg, #EFF7F1 0%, #FAF8F2 55%, #F4EFE1 100%);
  border-bottom: 1px solid var(--border-warm);
}

/* 카드 섹션 공통 스타일 */
.form-section-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-warm);
  border-radius: 1rem;
  box-shadow: 0 2px 10px rgba(63, 122, 86, 0.04);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-section-card:hover {
  border-color: var(--border-sage);
  box-shadow: 0 4px 16px rgba(63, 122, 86, 0.07);
}

/* 입력 컨트롤 공통 포커스 효과 */
.custom-input,
.custom-select,
.custom-textarea {
  width: 100%;
  background-color: #FCFBF8;
  border: 1.5px solid #D6E0D8;
  border-radius: 0.65rem;
  padding: 0.65rem 0.85rem;
  font-size: 0.925rem;
  color: var(--text-main);
  transition: all 0.18s ease;
}

.custom-input:focus,
.custom-select:focus,
.custom-textarea:focus {
  outline: none;
  background-color: #FFFFFF;
  border-color: var(--sage-primary);
  box-shadow: 0 0 0 3px rgba(63, 122, 86, 0.14);
}

.custom-select:disabled {
  background-color: #F1F3F1;
  color: #96A39A;
  cursor: not-allowed;
  border-color: #E2E7E3;
}

#zipSplitTools button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* 단계별 수업 설계 카드 애니메이션 */
.step-fieldset {
  background-color: #FCFBF7;
  border: 1.5px solid #CFE0D4;
  border-radius: 0.9rem;
  transition: all 0.2s ease;
  animation: fadeSlideIn 0.25s ease-out;
}

.step-fieldset:hover {
  border-color: var(--sage-secondary);
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 카테고리 배지 스타일 */
.category-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
}

.badge-interact {
  background-color: #E6F4EA;
  color: #286640;
}

.badge-cognitive {
  background-color: #EBF3FA;
  color: #2B5B84;
}

.badge-express {
  background-color: #FBF0E4;
  color: #8C5319;
}

.badge-eval {
  background-color: #F3ECF8;
  color: #5E3A78;
}

/* 교육 자료 형태 체크박스 카드 (클릭 영역 확대 및 시각적 피드백) */
.material-checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.7rem;
  border-radius: 0.55rem;
  border: 1.5px solid #E1E8E3;
  background-color: #FFFFFF;
  font-size: 0.85rem;
  font-weight: 500;
  color: #36493D;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.material-checkbox-label:hover {
  border-color: var(--sage-accent);
  background-color: #F5FAF6;
}

.material-checkbox-input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--sage-primary);
  cursor: pointer;
  flex-shrink: 0;
}

/* 체크되었을 때 라벨 전체 강조 */
.material-checkbox-label:has(.material-checkbox-input:checked) {
  background-color: #E9F5EC;
  border-color: var(--sage-primary);
  color: #1F4D32;
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(63, 122, 86, 0.1);
}

/* 라디오 버튼 카드 스타일 */
.output-radio-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  border: 1.5px solid #DCE5DD;
  background-color: #FCFBF8;
  cursor: pointer;
  transition: all 0.18s ease;
}

.output-radio-label:hover {
  border-color: var(--sage-secondary);
  background-color: #F4F9F5;
}

.output-radio-label:has(input[type="radio"]:checked) {
  background-color: #EBF5EE;
  border-color: var(--sage-primary);
  box-shadow: 0 2px 8px rgba(63, 122, 86, 0.1);
}

.output-radio-label:has(input[type="radio"]:disabled) {
  opacity: 0.45;
  cursor: not-allowed;
  background-color: #F7F6F2;
  border-color: #E0DDD5;
  box-shadow: none;
  pointer-events: none;
}

.output-radio-input {
  margin-top: 0.2rem;
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--sage-primary);
  cursor: pointer;
}

/* 우측 프롬프트 결과창 스타일 */
.prompt-output-box {
  font-family: "Pretendard Variable", Pretendard, "Consolas", "Monaco", monospace;
  line-height: 1.68;
  background-color: #FBF9F3;
  border: 1.5px solid #CEDCCE;
  color: #1E2E23;
  resize: none;
}

.prompt-output-box:focus {
  outline: none;
  border-color: var(--sage-primary);
}

/* 커스텀 스크롤바 (좌측 설정 패널 & 우측 프롬프트 창) */
.custom-scrollbar::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: #F2EFE6;
  border-radius: 6px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background: #B8CBBF;
  border-radius: 6px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: #8EB09B;
}

/* 바깥 문서의 포커스/스크롤 이동이 헤더를 밀어 올리지 않도록 화면 틀을 고정한다.
   높이가 짧으면 일반 문서 스크롤로 돌아가 모든 설정과 버튼에 접근하게 한다. */
@media (min-width: 1024px) and (min-height: 600px) {
  html,
  body {
    height: 100%;
    overflow: clip;
  }

  .app-shell {
    position: fixed;
    inset: 0;
    height: 100%;
    height: 100dvh;
    min-height: 0;
    overflow: clip;
  }

  .header-pastel {
    flex: 0 0 auto;
  }

  .desktop-main-wrapper {
    flex: 1 1 0%;
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .desktop-split-container {
    flex: 1 1 0%;
    min-height: 0;
    height: 100%;
    grid-template-rows: minmax(0, 1fr);
  }

  .left-scrollable-panel {
    height: 100%;
    min-height: 0;
    overflow-y: auto;
    padding-right: 0.5rem;
  }

  .right-sticky-panel {
    height: 100%;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
}

/* 프롬프트 복사 버튼 반짝임/강조 효과 */
.btn-copy-primary {
  background: linear-gradient(135deg, #3B7A54 0%, #2D6242 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(45, 98, 66, 0.28);
  transition: all 0.2s ease;
}

.btn-copy-primary:hover {
  background: linear-gradient(135deg, #326B49 0%, #235035 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(45, 98, 66, 0.36);
}

.btn-copy-primary:active {
  transform: translateY(0);
}

/* Toast 알림 애니메이션 */
.toast-notification {
  pointer-events: none;
  opacity: 0;
  transform: translateY(16px) scale(0.96);
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-notification.show {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* 필수 항목 미작성 시 강조 흔들림 및 테두리 효과 */
@keyframes invalidShake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-4px); }
  40%, 80% { transform: translateX(4px); }
}

.field-invalid-highlight {
  animation: invalidShake 0.4s ease-in-out;
  border-color: #EF4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.25) !important;
  border-radius: 0.5rem;
}