/* === 별빛 동화도서관 스타일시트 === */
:root {
  --font-story: 'Gaegu', cursive, sans-serif;
  --font-main: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* 색상 팔레트 */
  --bg-gradient: linear-gradient(135deg, #0d1127 0%, #171836 45%, #2a1f4a 100%);
  --surface-card: rgba(255, 255, 255, 0.08);
  --surface-card-hover: rgba(255, 255, 255, 0.14);
  --surface-solid: #1e1e38;
  --surface-light: #2c2d52;
  --text-main: #f5f6fa;
  --text-muted: #a4b0be;
  
  --primary: #ff7675;
  --primary-glow: rgba(255, 118, 117, 0.4);
  --secondary: #ffeaa7;
  --accent-cyan: #74b9ff;
  --accent-purple: #a29bfe;
  --accent-green: #55efc4;
  
  --gold-star: #fdcb6e;
  --border-glass: rgba(255, 255, 255, 0.15);
  --shadow-float: 0 16px 36px rgba(0, 0, 0, 0.35);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 모바일 크롬 입력창 터치 시 자동 화면 확대(Zoom-in) 방지 */
input,
textarea,
select {
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
}

/* 별빛 배경 애니메이션 효과 */
.ambient-stars {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  background-image: 
    radial-gradient(1px 1px at 20px 30px, #ffffff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 120px 80px, #fbc531, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 280px 160px, #ffffff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 400px 70px, #74b9ff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 650px 220px, #fff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 850px 130px, #fd79a8, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 1050px 290px, #ffffff, rgba(0,0,0,0));
  background-repeat: repeat;
  background-size: 800px 450px;
  opacity: 0.6;
  animation: starsTwinkle 12s infinite alternate ease-in-out;
}

@keyframes starsTwinkle {
  0% { opacity: 0.4; transform: translateY(0); }
  50% { opacity: 0.8; }
  100% { opacity: 0.5; transform: translateY(-8px); }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* === 상단 헤더 === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(13, 17, 39, 0.75);
  border-bottom: 1px solid var(--border-glass);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  user-select: none;
}

.logo-icon {
  font-size: 32px;
  filter: drop-shadow(0 0 10px rgba(254, 202, 87, 0.5));
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-4px) rotate(3deg); }
}

.logo-text h1 {
  font-family: var(--font-story);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffeaa7, #fab1a0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
  display: block;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.25s ease;
}

.nav-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.nav-btn.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.nav-btn.highlight {
  background: linear-gradient(135deg, #ff7675, #e84393);
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.nav-btn.highlight:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.nav-btn.highlight-alt {
  background: linear-gradient(135deg, #0984e3, #6c5ce7);
  color: #fff;
  box-shadow: 0 4px 14px rgba(108, 92, 231, 0.4);
}

.nav-btn.highlight-alt:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(108, 92, 231, 0.6);
}

/* 사용자 인증 상태 박스 및 작가 뱃지 */
.user-auth-box {
  margin-left: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-pill {
  font-size: 12px;
  padding: 6px 14px;
  background: rgba(255, 234, 167, 0.12);
  border: 1px solid rgba(255, 234, 167, 0.35);
  color: var(--secondary);
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: all 0.25s ease;
}

.user-pill.clickable-logout {
  cursor: pointer;
  user-select: none;
}

.user-pill.clickable-logout:hover {
  background: rgba(235, 77, 75, 0.2);
  border-color: rgba(235, 77, 75, 0.6);
  color: #ff7675;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(235, 77, 75, 0.3);
}

.user-pill.admin {
  background: rgba(235, 77, 75, 0.18);
  border-color: rgba(235, 77, 75, 0.5);
  color: #ff7979;
}

.user-pill.admin.clickable-logout:hover {
  background: rgba(235, 77, 75, 0.35);
  border-color: #ff7979;
  color: #ffffff;
}

.admin-export-btn {
  border-color: rgba(254, 202, 87, 0.4);
  color: var(--secondary);
  font-size: 12px;
  padding: 5px 10px;
  white-space: nowrap;
}

.admin-export-btn:hover {
  background: rgba(254, 202, 87, 0.2);
  border-color: var(--secondary);
  color: #ffffff;
}

.hero-section {
  padding: 44px 0 36px;
  text-align: center;
}

.hero-content {
  max-width: 820px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  background: rgba(255, 234, 167, 0.12);
  border: 1px solid rgba(255, 234, 167, 0.3);
  color: var(--secondary);
  border-radius: 999px;
  margin-top: 0;
  margin-bottom: 14px;
}

.hero-title {
  font-family: var(--font-main);
  font-size: 42px;
  line-height: 1.3;
  font-weight: 800;
  margin-bottom: 18px;
  word-break: keep-all;
}

.hero-title span {
  display: inline-block;
}

.gradient-text {
  background: linear-gradient(135deg, #ffeaa7 10%, #ff7675 50%, #a29bfe 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.btn {
  font-size: 15px;
  font-weight: 600;
  padding: 13px 24px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #ff7675, #fd79a8);
  color: white;
  box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(255, 118, 117, 0.6);
}

.btn-upload {
  background: linear-gradient(135deg, #0984e3, #6c5ce7);
  color: white;
  box-shadow: 0 8px 24px rgba(108, 92, 231, 0.4);
}

.btn-upload:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(108, 92, 231, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 1px dashed rgba(255, 255, 255, 0.3);
  color: #fff;
}

.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.btn-danger {
  background: rgba(235, 77, 75, 0.2);
  color: #ff7979;
  border: 1px solid rgba(235, 77, 75, 0.4);
}

.btn-danger:hover {
  background: rgba(235, 77, 75, 0.4);
}

.btn-sm {
  font-size: 12px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-num {
  font-size: 26px;
  font-weight: 800;
  color: var(--secondary);
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
}

/* === 메인 탐색 & 필터 영역 === */
.main-content {
  padding-bottom: 90px;
}

.filter-bar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: var(--surface-card);
  border: 1px solid var(--border-glass);
  padding: 22px;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  margin-bottom: 36px;
}

.search-box {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 10px 18px;
  gap: 12px;
}

.search-box input {
  background: transparent;
  border: none;
  color: white;
  font-size: 16px;
  width: 100%;
  outline: none;
}

.search-box input::placeholder {
  color: #718093;
}

.category-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cat-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cat-pill:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.cat-pill.active {
  background: linear-gradient(135deg, #a29bfe, #6c5ce7);
  color: #fff;
  border-color: #6c5ce7;
  box-shadow: 0 4px 12px rgba(108, 92, 231, 0.35);
}

/* === 동화 그리드 === */
.section-title-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.section-title {
  font-family: var(--font-story);
  font-size: 26px;
  font-weight: 700;
}

.book-counter {
  font-size: 13px;
  color: var(--text-muted);
}

.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 26px;
}

/* 동화 카드 */
.book-card {
  background: var(--surface-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
  cursor: pointer;
  position: relative;
  backdrop-filter: blur(10px);
}

.book-card:hover {
  transform: translateY(-8px) scale(1.02);
  background: var(--surface-card-hover);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(255, 118, 117, 0.2);
}

.book-card-cover {
  width: 100%;
  height: 190px;
  background: #191c36;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-glass);
}

.book-card-cover svg,
.book-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.book-card:hover .book-card-cover img,
.book-card:hover .book-card-cover svg {
  transform: scale(1.06);
}

/* 카드 상단 뱃지 영역 */
.card-badges-left {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  gap: 6px;
  align-items: center;
  z-index: 2;
  flex-wrap: wrap;
}

.card-badges-right {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 6px;
  align-items: center;
  z-index: 2;
  flex-wrap: wrap;
}

.card-category-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(13, 17, 39, 0.85);
  backdrop-filter: blur(6px);
  color: var(--secondary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-age-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(0, 184, 148, 0.85);
  color: #fff;
  backdrop-filter: blur(4px);
}

.card-user-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  background: linear-gradient(135deg, #ff7675, #e84393);
  color: #fff;
}

.card-link-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  background: linear-gradient(135deg, #0984e3, #6c5ce7);
  color: #fff;
  box-shadow: 0 2px 8px rgba(9, 132, 227, 0.4);
}

/* 관리자 전용 수정 및 삭제 버튼 */
.admin-edit-btn {
  background: linear-gradient(135deg, #6c5ce7, #8e44ad);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(108, 92, 231, 0.5);
  transition: all 0.2s ease;
}

.admin-edit-btn:hover {
  background: linear-gradient(135deg, #5b48db, #7d3c98);
  transform: scale(1.08);
  box-shadow: 0 4px 12px rgba(108, 92, 231, 0.7);
}

.admin-delete-btn {
  background: rgba(235, 77, 75, 0.9);
  color: white;
  border: 1px solid #ff7979;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(235, 77, 75, 0.5);
  transition: all 0.2s;
}

.admin-delete-btn:hover {
  background: #d63031;
  transform: scale(1.08);
}

/* 내 서재 전용 동화 수정 버튼 */
.shelf-edit-btn {
  background: linear-gradient(135deg, #0984e3, #6c5ce7);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 9px;
  border-radius: 6px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(9, 132, 227, 0.4);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.shelf-edit-btn:hover {
  background: linear-gradient(135deg, #0770c4, #5a4bcf);
  transform: scale(1.06);
  box-shadow: 0 4px 12px rgba(9, 132, 227, 0.6);
}

/* 관리자 창작 스튜디오 수정 완료 버튼 강조 스타일 */
.btn-admin-save {
  background: linear-gradient(135deg, #6c5ce7 0%, #e84393 100%) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 15px rgba(108, 92, 231, 0.45) !important;
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
  transition: all 0.25s ease !important;
}

.btn-admin-save:hover {
  background: linear-gradient(135deg, #5b48db 0%, #d63031 100%) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(108, 92, 231, 0.6) !important;
}

.book-card-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.book-card-title {
  font-family: var(--font-story);
  font-size: 21px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
  line-height: 1.3;
}

.book-card-author {
  font-size: 13px;
  color: var(--accent-cyan);
  margin-bottom: 10px;
}

.book-card-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.book-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 12px;
  font-size: 12px;
  color: #8395a7;
}

.card-likes {
  display: flex;
  align-items: center;
  gap: 4px;
}

.read-action-hint {
  color: var(--secondary);
  font-weight: 600;
}

/* 빈 상태 */
.empty-library {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-glass);
}

.empty-library p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* === 모달 기본 스타일 === */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  height: 100%;
  height: 100dvh;
  min-height: 100%;
  background: rgba(7, 10, 24, 0.85);
  backdrop-filter: blur(14px);
  z-index: 1000;
  display: none; /* 클릭 차단 방지: 기본 완전 숨김 */
  align-items: flex-start !important; /* 상단 정렬로 모바일 잘림 완전 방지 */
  justify-content: center !important;
  padding: 16px 12px 60px !important;
  overflow-y: auto !important; /* 백드롭 자체 스크롤 활성화 */
  -webkit-overflow-scrolling: touch !important;
  touch-action: pan-y !important;
  box-sizing: border-box !important;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.open {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* 모든 모달 다이얼로그: 백드롭 스크롤 기반으로 자연스럽게 표시 및 스크롤 먹통 해결 */
.modal-dialog {
  background: #171933;
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  width: 100%;
  max-width: 800px;
  height: auto !important;
  max-height: none !important;
  margin: 10px auto 40px auto !important;
  display: flex;
  flex-direction: column;
  overflow: visible !important;
  touch-action: pan-y !important;
  transform: translateY(20px) scale(0.97);
  transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.modal-content,
.creator-studio-modal,
.creator-dialog,
.viewer-dialog,
.upload-dialog,
.notice-dialog,
.cheer-dialog,
.login-dialog,
.my-shelf-dialog {
  height: auto !important;
  max-height: none !important;
  overflow: visible !important;
  touch-action: pan-y !important;
}

/* === 창작 스튜디오 모달 === */
.creator-dialog,
.creator-studio-modal {
  max-width: 1060px !important;
}

/* 모달 바디: 고정 높이 없이 자연스럽게 전체 내용 표시 */
.modal-body,
#creatorModal .modal-body,
.creator-body,
[class*="modal-body"] {
  overflow: visible !important;
  flex: none !important;
  height: auto !important;
  max-height: none !important;
  touch-action: pan-y !important;
}

#directEditorSection,
.direct-editor-section {
  height: auto !important;
  max-height: none !important;
  padding-bottom: 40px !important;
}

/* 직접 쓰기 모드 전환 시 미니 상단 바 */
.direct-editor-mode-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.direct-editor-mode-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mode-badge {
  font-size: 13px;
  font-weight: 700;
  color: var(--secondary);
}

.mode-sub {
  font-size: 11px;
  color: var(--text-muted);
}

.btn-restore-courses {
  font-size: 12px !important;
  padding: 5px 12px !important;
  border-radius: 8px !important;
}

#creatorModal .modal-footer {
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
  align-items: center;
  gap: 12px;
  padding: 16px 20px 80px !important;
  margin-top: 20px;
  position: static;
  width: 100%;
  background: transparent;
  border-top: 1px solid var(--border-glass);
  flex-shrink: 0;
}

#creatorModal .modal-footer .btn,
#creatorModal #publishBookBtn,
#creatorModal #cancelCreatorBtn {
  position: static;
  width: auto;
  flex: 1 1 0;
  min-height: 46px;
  font-size: 15px;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
}

.modal-backdrop.open .modal-dialog {
  transform: translateY(0) scale(1);
}

/* 상단 닫기(X) 버튼 터치 영역 44x44px 이상 */
.close-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  font-size: 26px;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  touch-action: manipulation;
}

.close-btn:hover {
  background: rgba(235, 77, 75, 0.6);
  transform: rotate(90deg);
}

/* 모달 내부 스크롤 컨테이너 & 당겨서 새로고침 방지 */
.modal-body {
  padding: 22px 26px;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 모달 하단 버튼 일반 흐름(static) */
.modal-footer {
  padding: 16px 26px 24px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  position: static;
}

/* === 동화 뷰어 모달 === */
.viewer-dialog {
  max-width: 960px;
  max-height: 92dvh;
  height: auto;
  background: linear-gradient(135deg, #161836 0%, #202248 100%);
}

.viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border-glass);
}

.viewer-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.viewer-info h3,
#viewerTitle {
  font-family: var(--font-story);
  font-size: 24px;
  color: var(--secondary);
  word-break: keep-all;
  flex: 1;
}

.viewer-author {
  font-size: 13px;
  color: var(--text-muted);
}

.badge {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(116, 185, 255, 0.2);
  color: var(--accent-cyan);
  font-weight: 600;
}

.viewer-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ctrl-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-glass);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

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

.ctrl-btn.active-tts {
  background: #ff7675;
  border-color: #ff7675;
  animation: pulseButton 1.5s infinite;
}

@keyframes pulseButton {
  0% { box-shadow: 0 0 0 0 rgba(255, 118, 117, 0.7); }
  70% { box-shadow: 0 0 0 10px rgba(255, 118, 117, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 118, 117, 0); }
}

/* 책 스테이지 */
.book-stage {
  flex-grow: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 60px;
  perspective: 1200px;
  background: radial-gradient(circle at center, rgba(38, 41, 84, 0.4) 0%, rgba(13, 17, 39, 0.8) 100%);
}

.storybook {
  width: 100%;
  max-width: 820px;
  height: 440px;
  background: #fffdf7;
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 0 20px rgba(0, 0, 0, 0.05);
  display: flex;
  position: relative;
  overflow: hidden;
  border: 4px solid #f1f2f6;
}

/* 가운데 책 제본선 음영 */
.storybook::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 24px;
  height: 100%;
  transform: translateX(-50%);
  background: linear-gradient(to right, rgba(0,0,0,0.12), rgba(0,0,0,0.02) 40%, rgba(0,0,0,0.02) 60%, rgba(0,0,0,0.12));
  pointer-events: none;
}

.book-page {
  flex: 1;
  height: 100%;
  padding: 28px;
  color: #2f3542;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.left-page {
  position: relative;
  border-right: 1px solid rgba(0, 0, 0, 0.08);
  background: #fdfaf0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.page-illustration {
  width: 100%;
  height: 100%;
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.page-illustration img,
.page-illustration svg {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.right-page {
  background: #fffdf7;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-content-wrapper {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-text {
  font-family: var(--font-story);
  font-size: 24px;
  line-height: 1.8;
  color: #2f3542;
  word-break: keep-all;
  white-space: pre-wrap;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
  padding-right: 8px;
  padding-bottom: 90px;
  max-height: 330px;
}

.page-footer {
  text-align: right;
  padding-top: 10px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.page-number {
  font-family: var(--font-story);
  font-size: 16px;
  color: #747d8c;
  font-weight: 700;
}

/* 페이지 네비게이션 버튼 (삽화 내부 좌우 배치) */
.page-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  z-index: 10;
  touch-action: manipulation;
}

.page-nav-btn:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.7);
  transform: translateY(-50%) scale(1.08);
}

.page-nav-btn:disabled,
.page-nav-btn.disabled {
  opacity: 0.3 !important;
  pointer-events: none !important;
  cursor: not-allowed !important;
  background: rgba(0, 0, 0, 0.25) !important;
}

.page-nav-btn.prev { left: 10px; }
.page-nav-btn.next { right: 10px; }

.viewer-bottom-bar {
  padding: 12px 28px 75px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 20%;
  background: linear-gradient(to right, #ff7675, #ffeaa7);
  border-radius: 999px;
  transition: width 0.3s ease;
}

.keyboard-guide {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
}

/* === 창작 스튜디오 모달 === */
.creator-dialog {
  max-width: 1060px;
  max-height: 92dvh;
  height: auto;
}

.creator-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border-glass);
}

.creator-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.creator-icon {
  font-size: 28px;
}

.creator-title-wrap h3 {
  font-family: var(--font-story);
  font-size: 24px;
  color: var(--secondary);
}

.creator-title-wrap p {
  font-size: 12px;
  color: var(--text-muted);
}

.creator-body {
  padding: 20px 28px;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: flex;
  gap: 16px;
}

.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: white;
  padding: 10px 14px;
  font-size: 16px;
  outline: none;
  font-family: var(--font-main);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
}

.form-group select option {
  background: var(--surface-solid);
  color: white;
}

/* 페이지 탭 */
.pages-tabs-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  overflow-x: auto;
}

.pages-tabs-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--secondary);
  white-space: nowrap;
}

.pages-tab-list {
  display: flex;
  gap: 8px;
  flex-grow: 1;
}

.page-tab-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.page-tab-item.active {
  background: var(--accent-purple);
  color: #1a1a36;
  font-weight: 700;
  border-color: var(--accent-purple);
}

/* 편집 레이아웃 (캔버스 + 텍스트) */
.page-editor-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  min-height: 430px;
}

.canvas-editor-panel,
.text-editor-panel {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 14px;
  font-weight: 700;
  flex-wrap: wrap;
  gap: 8px;
}

.canvas-tool-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.tool-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: #fff;
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transition: all 0.2s;
}

.tool-btn:hover {
  background: rgba(255, 255, 255, 0.18);
}

.file-upload-btn {
  background: rgba(116, 185, 255, 0.16);
  border-color: rgba(116, 185, 255, 0.4);
  color: var(--accent-cyan);
  font-weight: 600;
  cursor: pointer;
}

.file-upload-btn:hover {
  background: rgba(116, 185, 255, 0.3);
  color: #fff;
}

.drawing-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.04);
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.tool-group {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.preset-colors {
  display: flex;
  gap: 6px;
}

.color-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  cursor: pointer;
  display: inline-block;
  transition: transform 0.15s;
}

.color-dot:hover {
  transform: scale(1.25);
}

.tool-toggle-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: #fff;
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
}

.tool-toggle-btn.active {
  background: var(--accent-cyan);
  color: #0c1829;
  font-weight: 700;
  border-color: var(--accent-cyan);
}

.canvas-stage {
  flex-grow: 1;
  background: #ffffff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.1);
  min-height: 240px;
}

#pageCanvas {
  background: #ffffff;
  cursor: crosshair;
  width: 100%;
  height: auto;
  max-height: 290px;
  display: block;
}

.canvas-hint {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 8px;
}

.text-edit-group {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.text-edit-group textarea {
  flex-grow: 1;
  width: 100%;
  height: 100%;
  min-height: 220px;
  resize: vertical;
  font-family: var(--font-story);
  font-size: 20px;
  line-height: 1.7;
}

.editor-tips {
  font-size: 12px;
  color: var(--secondary);
  background: rgba(254, 202, 87, 0.1);
  border: 1px solid rgba(254, 202, 87, 0.2);
  padding: 10px;
  border-radius: 8px;
  margin-top: 10px;
}

.creator-footer {
  padding: 16px 28px 75px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* === 동화 올리기 (링크 등록) 모달 === */
.upload-dialog {
  max-width: 660px;
}

.upload-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border-glass);
}

.upload-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.upload-icon {
  font-size: 28px;
}

.upload-title-wrap h3 {
  font-family: var(--font-story);
  font-size: 24px;
  color: var(--secondary);
}

.upload-title-wrap p {
  font-size: 12px;
  color: var(--text-muted);
}

.upload-body {
  padding: 20px 28px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.req {
  color: #ff7675;
  font-weight: 700;
}

.field-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.cover-upload-box {
  border: 2px dashed var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  position: relative;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.2);
  transition: all 0.2s;
}

.cover-upload-box:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 0, 0, 0.3);
}

.cover-upload-box input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.cover-preview-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.cover-preview-area img {
  max-width: 140px;
  max-height: 120px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.upload-drop-icon {
  font-size: 32px;
}

.upload-footer {
  padding: 16px 28px 75px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* === 푸터 === */
.site-footer {
  border-top: 1px solid var(--border-glass);
  background: rgba(13, 17, 39, 0.9);
  padding: 36px 0;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.footer-brand h4 {
  font-family: var(--font-story);
  font-size: 20px;
  color: var(--secondary);
  margin-bottom: 4px;
}

.footer-brand p {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-meta {
  font-size: 12px;
  color: #636e72;
}

/* === 창작 스튜디오 3가지 제작 코스 카드 & 안내 배너 === */
.creator-courses-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 22px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border-glass);
}

.creator-courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.course-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.course-card:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.course-card.highlight {
  border-color: rgba(255, 118, 117, 0.45);
  background: linear-gradient(145deg, rgba(255, 118, 117, 0.1), rgba(255, 234, 167, 0.04));
}

.course-card-top {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.course-card-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--secondary);
  display: inline-block;
}

.course-card-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.course-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

.btn-course {
  width: 100%;
  text-align: center;
  text-decoration: none;
  font-size: 13px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s ease;
  border: none;
}

.btn-course.gemini {
  background: linear-gradient(135deg, #1a73e8, #8e24aa);
  color: #fff;
  box-shadow: 0 4px 12px rgba(26, 115, 232, 0.3);
}
.btn-course.gemini:hover {
  background: linear-gradient(135deg, #2b82f6, #ab47bc);
  box-shadow: 0 6px 16px rgba(26, 115, 232, 0.5);
  transform: translateY(-2px);
}

.btn-course.canva {
  background: linear-gradient(135deg, #00c4cc, #7d2ae8);
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 196, 204, 0.3);
}
.btn-course.canva:hover {
  background: linear-gradient(135deg, #2ed8de, #934aed);
  box-shadow: 0 6px 16px rgba(0, 196, 204, 0.5);
  transform: translateY(-2px);
}

.btn-course.studio {
  background: linear-gradient(135deg, #ff7675, #fab1a0);
  color: #2d3436;
}
.btn-course.studio:hover {
  background: linear-gradient(135deg, #ff6b6b, #ffeaa7);
  box-shadow: 0 6px 16px rgba(255, 118, 117, 0.45);
  transform: translateY(-2px);
}

/* === 모바일 PWA 앱 설치 안내 배너 스타일 === */
.pwa-install-banner {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 24px);
  max-width: 580px;
  z-index: 1000;
  background: rgba(18, 14, 46, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #f5f6fa;
  font-size: 13px;
  animation: slideDownBanner 0.4s ease-out;
}

@keyframes slideDownBanner {
  from {
    opacity: 0;
    transform: translate(-50%, -20px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

.pwa-banner-content {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
}

.pwa-banner-icon {
  font-size: 22px;
  flex-shrink: 0;
}

.pwa-banner-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
  font-size: 13px;
  word-break: keep-all;
}

.pwa-banner-text strong {
  color: #ffeaa7;
  font-size: 13px;
  font-weight: 700;
}

.pwa-banner-text span {
  color: #dcdde1;
  font-size: 12px;
}

.pwa-banner-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-pwa-install {
  background: linear-gradient(135deg, #ff7675, #e84393);
  color: #fff;
  border: none;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(232, 67, 147, 0.35);
  transition: transform 0.15s ease;
  touch-action: manipulation;
}

.btn-pwa-install:hover {
  transform: scale(1.04);
}

.btn-pwa-close {
  background: rgba(255, 255, 255, 0.12);
  border: none;
  color: #fff;
  font-size: 18px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background 0.15s ease;
  touch-action: manipulation;
}

.btn-pwa-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* === 관리자 창작 스튜디오 수정 완료 버튼 === */
.btn-admin-save {
  background: linear-gradient(135deg, #6c5ce7 0%, #e84393 100%) !important;
  color: #ffffff !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 15px rgba(108, 92, 231, 0.45) !important;
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
  transition: all 0.25s ease !important;
}

.btn-admin-save:hover {
  background: linear-gradient(135deg, #5b48db 0%, #d63031 100%) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(108, 92, 231, 0.6) !important;
}

/* === 반응형 미디어 쿼리 (태블릿) === */
@media (max-width: 860px) {
  .hero-title { font-size: 34px; }
  .page-editor-layout { grid-template-columns: 1fr; }
  .book-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
  .form-row { flex-direction: column; }
  .creator-courses-grid { grid-template-columns: 1fr; }
}

/* === 모바일 최적화 미디어 쿼리 (갤럭시 안드로이드 크롬 / 768px 이하) === */
@media (max-width: 768px) {
  /* [1. 하단 고정 버튼 가림 현상 해결: static 일반 흐름 및 내용 끝까지 스크롤 시 노출] */
  .modal-backdrop {
    height: 100% !important;
    height: 100dvh !important;
    padding: 10px 8px 60px !important;
    align-items: flex-start !important;
    justify-content: center !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-y !important;
  }

  .modal,
  .modal-dialog,
  .modal-content,
  .creator-dialog,
  .creator-studio-modal,
  .viewer-dialog,
  .upload-dialog,
  .notice-dialog,
  .cheer-dialog,
  .login-dialog,
  .my-shelf-dialog {
    max-height: none !important;
    height: auto !important;
    width: 100% !important;
    border-radius: 18px !important;
    overflow: visible !important;
    touch-action: pan-y !important;
    margin: 8px auto 30px auto !important;
    display: flex !important;
    flex-direction: column !important;
  }

  /* 창작 모달 바디 및 직접 쓰기 에디터 스크롤 및 여백 */
  #creatorModal .modal-body,
  .creator-body,
  .modal-body,
  [class*="modal-body"] {
    overflow: visible !important;
    flex: none !important;
    height: auto !important;
    max-height: none !important;
    padding-bottom: 20px !important;
    touch-action: pan-y !important;
  }

  #directEditorSection {
    height: auto !important;
    max-height: none !important;
    padding-bottom: 30px !important;
  }

  .cheer-list,
  .shelf-items-list,
  .modal-scroll-container {
    overflow-y: auto !important;
    overscroll-behavior-y: contain !important;
    -webkit-overflow-scrolling: touch;
  }

  /* 하단 고정(fixed/sticky/absolute) 제거 및 static 일반 흐름으로 변경 */
  .modal-footer,
  .creator-footer,
  .upload-footer {
    position: static !important;
    top: auto !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    margin-top: 14px !important;
    padding: 16px 20px 24px !important;
    flex-shrink: 0 !important;
    width: 100% !important;
    background: transparent !important;
    border-top: 1px solid var(--border-glass) !important;
  }

  #publishBookBtn,
  #cancelCreatorBtn,
  #submitUploadBtn,
  #cancelUploadBtn,
  .btn-admin-save {
    position: static !important;
  }

  .cheer-dialog .modal-body,
  .login-dialog .modal-body,
  .my-shelf-dialog .modal-body {
    padding-bottom: 24px !important;
  }

  /* [2. 메인 상단 헤더 겹침 수정: flex-wrap: wrap 및 여백/높이 자동 조절] */
  .site-header {
    height: auto !important;
    min-height: auto !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 100 !important;
  }

  .header-inner {
    height: auto !important;
    min-height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 10px 14px 12px !important;
    gap: 8px !important;
  }

  .brand-logo {
    width: 100% !important;
    justify-content: center !important;
    gap: 10px !important;
  }

  .logo-aura {
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    width: 140px !important;
    height: 50px !important;
  }

  .logo-text h1 {
    font-size: 20px !important;
    white-space: nowrap !important;
    line-height: 1.2 !important;
  }

  .logo-sub {
    font-size: 9px !important;
    letter-spacing: 0.5px !important;
    white-space: nowrap !important;
  }

  .nav-menu {
    width: 100% !important;
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 6px !important;
  }

  .nav-btn {
    font-size: 13px !important;
    padding: 6px 10px !important;
    white-space: nowrap !important;
    flex: none !important;
    min-height: 34px !important;
  }

  .user-auth-box {
    display: flex !important;
    align-items: center !important;
  }

  .user-auth-box .btn {
    font-size: 12px !important;
    padding: 6px 10px !important;
    white-space: nowrap !important;
    min-height: 34px !important;
  }

  /* [1. 메인 화면 상단 레이아웃 및 타이틀 정리] */
  .hero-section {
    padding-top: 14px !important;
    padding-bottom: 28px !important;
  }

  .hero-pill {
    margin-top: 0 !important;
    margin-bottom: 10px !important;
    font-size: 12px !important;
    padding: 5px 12px !important;
  }

  .hero-title {
    font-family: var(--font-main) !important;
    font-size: 24px !important;
    line-height: 1.35 !important;
    word-break: keep-all !important;
    margin-bottom: 14px !important;
  }

  .hero-title span {
    display: inline-block !important;
    white-space: nowrap !important;
  }

  /* [모바일 입력창 터치 시 화면 자동 확대(Zoom-in) 차단] */
  input,
  textarea,
  select,
  .form-group input,
  .form-group select,
  .form-group textarea,
  .search-box input {
    font-size: 16px !important;
  }

  /* [3. 동화 읽기 뷰어 모달 레이아웃 정상화] */
  .viewer-dialog {
    max-height: 92dvh !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
  }

  .viewer-dialog .modal-header {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 10px 14px !important;
    gap: 8px !important;
  }

  .viewer-dialog .modal-title-wrap {
    display: flex !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    flex: 1 1 auto !important;
    min-width: 0 !important;
    gap: 6px !important;
  }

  /* 제목 텍스트 세로 한 글자씩 떨어짐 방지 */
  #viewerTitle,
  .viewer-dialog .modal-title-wrap h3 {
    font-size: 18px !important;
    word-break: keep-all !important;
    flex: 1 1 auto !important;
    min-width: 120px !important;
    white-space: normal !important;
    line-height: 1.3 !important;
    margin: 0 !important;
  }

  #viewerAuthor {
    font-size: 12px !important;
    white-space: nowrap !important;
  }

  .viewer-dialog .modal-header > div:last-child {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-shrink: 0 !important;
    margin-left: auto !important;
  }

  .book-stage {
    padding: 8px 8px 16px !important;
    flex: 1 1 auto;
    overflow-y: auto !important;
    overscroll-behavior-y: contain !important;
    -webkit-overflow-scrolling: touch;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
  }

  .storybook {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    height: auto !important;
    min-height: unset !important;
    max-height: none !important;
    border: 2px solid #e2e8f0 !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45) !important;
    overflow: visible !important;
  }

  .storybook::after {
    display: none !important; /* 모바일 1단 배치 시 중앙 제본선 제거 */
  }

  /* 상단: 삽화 이미지 너비 100% 및 이전/다음 버튼 삽화 내부 좌우 중앙 배치 */
  .left-page {
    width: 100% !important;
    height: auto !important;
    min-height: 200px !important;
    max-height: 260px !important;
    padding: 10px !important;
    border-right: none !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08) !important;
    flex: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: #fdfaf0 !important;
    position: relative !important;
  }

  .page-illustration {
    width: 100% !important;
    height: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .page-illustration img,
  .page-illustration svg {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 240px !important;
    object-fit: contain !important;
  }

  /* [2. 페이지 넘김 버튼: 본문 글자를 가리지 않도록 상단 삽화 영역 좌우 중앙 배치] */
  .page-nav-btn {
    width: 40px !important;
    height: 40px !important;
    min-width: 40px !important;
    min-height: 40px !important;
    background: rgba(0, 0, 0, 0.4) !important;
    color: #fff !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 50% !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    position: absolute !important;
    z-index: 10 !important;
    touch-action: manipulation;
  }

  .page-nav-btn.prev {
    left: 8px !important;
  }

  .page-nav-btn.next {
    right: 8px !important;
  }

  .page-nav-btn:disabled,
  .page-nav-btn.disabled {
    opacity: 0.3 !important;
    pointer-events: none !important;
    cursor: not-allowed !important;
    background: rgba(0, 0, 0, 0.25) !important;
  }

  /* 하단: 본문 텍스트 & 본문 스크롤 영역 하단 padding-bottom: 90px; */
  .right-page {
    width: 100% !important;
    height: auto !important;
    min-height: 180px !important;
    padding: 16px 14px 20px !important;
    flex: 1 1 auto !important;
    background: #fffdf7 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
  }

  .page-text {
    font-size: 16px !important;
    line-height: 1.8 !important;
    max-height: 240px !important;
    padding-bottom: 90px !important; /* 마지막 텍스트 하단 바 잘림 방지 */
    overflow-y: auto !important;
    overscroll-behavior-y: contain !important;
    -webkit-overflow-scrolling: touch;
    word-break: keep-all !important;
    color: #2f3542 !important;
  }

  /* 상단 닫기(X) 버튼 터치 영역 최소 44x44px 이상 확대 */
  .close-btn,
  #closeViewerBtn,
  #closeCreatorBtn,
  #closeUploadBtn,
  #closeNoticeBtn,
  #closeCheerBtn,
  #closeLoginBtn,
  #closeMyLibraryBtn {
    min-width: 44px !important;
    min-height: 44px !important;
    width: 44px !important;
    height: 44px !important;
    font-size: 26px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    touch-action: manipulation;
  }

  .viewer-bottom-bar {
    padding: 10px 14px 20px !important;
  }

  /* [3. 창작 스튜디오 모달: 카드 3종 슬림 여백 축소 & 한 화면 노출 개선] */
  .creator-courses-grid {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }

  .course-card {
    padding: 10px 12px !important;
    gap: 6px !important;
    border-radius: 10px !important;
  }

  .course-card-top {
    gap: 3px !important;
  }

  .course-card-tag {
    font-size: 10px !important;
  }

  .course-card-title {
    font-size: 14px !important;
  }

  .course-card-desc {
    font-size: 11px !important;
    line-height: 1.35 !important;
    margin: 0 !important;
  }

  .btn-course {
    padding: 7px 12px !important;
    font-size: 12px !important;
    min-height: 34px !important;
  }

  .page-editor-layout {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
    min-height: auto !important;
  }

  .text-edit-group textarea,
  #pageTextInput {
    width: 100% !important;
    min-height: 220px !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
    box-sizing: border-box !important;
    resize: vertical !important;
  }

  /* [도서관 내장 스튜디오] 에디터 화면: 가로 나란히(flex) 컴팩트 작은 버튼 배치 & 80px 하단 패딩 */
  #creatorModal .modal-footer {
    display: flex !important;
    flex-direction: row !important;
    justify-content: flex-end !important;
    align-items: center !important;
    gap: 10px !important;
    padding: 14px 16px 80px !important;
    margin-top: 16px !important;
    position: static !important;
    width: 100% !important;
    background: transparent !important;
    border-top: 1px solid var(--border-glass) !important;
    flex-shrink: 0 !important;
  }

  #creatorModal .modal-footer .btn,
  #creatorModal #publishBookBtn,
  #creatorModal #cancelCreatorBtn {
    width: auto !important;
    flex: 1 1 0 !important;
    min-height: 46px !important;
    font-size: 15px !important;
    padding: 10px 16px !important;
    border-radius: 10px !important;
    font-weight: 700 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    touch-action: manipulation;
    position: static !important;
  }

  #uploadModal .modal-footer {
    display: flex !important;
    flex-direction: column-reverse !important;
    width: 100% !important;
    gap: 12px !important;
    position: static !important;
  }

  /* [동화 올리기] 등 버튼 큰 터치 버튼 유지 */
  #uploadModal .modal-footer .btn,
  #submitUploadBtn,
  #cancelUploadBtn,
  .btn-admin-save {
    width: 100% !important;
    min-height: 50px !important;
    font-size: 16px !important;
    font-weight: 700 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 14px 20px !important;
    border-radius: 12px !important;
    touch-action: manipulation;
    position: static !important;
  }

  .form-row {
    flex-direction: column !important;
    gap: 10px !important;
  }
}