/**
 * layout.css - 반응형 레이아웃 스타일시트
 * 헤더, 푸터, 모달 등 공통 레이아웃 스타일 정의
 */

/* CSS 변수는 css-variables.css에서 통합 관리됩니다 */

/* 기본 리셋은 css-variables.css에서 통합 관리 */

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

body {
  font-family: 'Noto Sans KR', sans-serif;
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: 1.6;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  
  /* 앱처럼 보이게 하는 스타일 */
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-overflow-scrolling: touch;
}

/* 텍스트 선택이 필요한 영역만 허용 */
input, textarea, .selectable-text, p, .hero-subtitle, .feature-description {
  -webkit-user-select: text !important;
  -moz-user-select: text !important;
  -ms-user-select: text !important;
  user-select: text !important;
}

/* 헤더 요소들은 반드시 표시되어야 함 */
.header-title, .header-title *, .header-title a, .site-title, .site-title * {
  -webkit-user-select: none !important;
  -moz-user-select: none !important;
  -ms-user-select: none !important;
  user-select: none !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: inherit !important;
  text-decoration: none !important;
  pointer-events: auto !important;
}

/* 히어로 섹션 헤더 스타일 개선 */
.hero-title {
  color: var(--text-color) !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  font-weight: 800;
  transform: translateY(0);
  transition: transform 0.3s ease, text-shadow 0.3s ease;
}

.hero-title:hover {
  transform: translateY(-2px);
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.header-title {
  display: flex !important;
}

.header-title a {
  display: flex !important;
  align-items: center !important;
}

.site-title {
  display: flex !important;
  align-items: center !important;
}

.logo-icon {
  -webkit-user-select: none !important;
  -moz-user-select: none !important;
  -ms-user-select: none !important;
  user-select: none !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

.full-title {
  -webkit-user-select: none !important;
  -moz-user-select: none !important;
  -ms-user-select: none !important;
  user-select: none !important;
  display: inline-block !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: inherit !important;
  pointer-events: auto !important;
}

/* 반응형 텍스트 크기 시스템 - 향상된 모바일 대응 */
@media (max-width: 768px) {
  html {
    font-size: 14px;
    /* 수평 스크롤 완전 방지 */
    overflow-x: hidden !important;
    max-width: 100vw !important;
  }

  body {
    /* 수평 스크롤 완전 방지 */
    overflow-x: hidden !important;
    max-width: 100vw !important;
    /* 모바일에서 여백 최소화 */
    margin: 0 !important;
    padding: 0 !important;
  }

  /* 일관된 텍스트 크기 적용 */
  h1 { font-size: 1.4rem !important; line-height: 1.2 !important; }
  h2 { font-size: 1.2rem !important; line-height: 1.3 !important; }
  h3 { font-size: 1.05rem !important; line-height: 1.4 !important; }
  h4 { font-size: 0.95rem !important; line-height: 1.4 !important; }
  h5 { font-size: 0.85rem !important; line-height: 1.4 !important; }
  h6 { font-size: 0.75rem !important; line-height: 1.4 !important; }

  p, span, div, li, a, button, input, select, textarea {
    font-size: 0.9rem !important;
    line-height: 1.4 !important;
  }

  .btn, button {
    font-size: 0.85rem !important;
    padding: 8px 12px !important;
    min-height: 36px !important;
  }

  .small, small {
    font-size: 0.75rem !important;
  }

  /* 모든 요소가 화면을 넘지 않도록 - 단, 받아쓰기 페이지 특정 요소 제외 */
  * {
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 받아쓰기 페이지 특정 요소들은 더 넓은 폭 허용 */
  .dictation-setup .grade-buttons-container,
  .dictation-setup .grade-selection-section .grade-buttons-container,
  #dictationSetup .grade-selection-section .grade-buttons-container,
  .dictation-setup .section-description,
  .dictation-setup .start-btn {
    max-width: calc(100% - 80px) !important;
  }

  /* 컨테이너 여백 최소화 */
  .container {
    padding: 0 12px !important;
    margin: 0 !important;
    max-width: 100% !important;
    width: 100% !important;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 13px;
    overflow-x: hidden !important;
  }

  body {
    overflow-x: hidden !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  h1 { font-size: 1.2rem !important; line-height: 1.2 !important; }
  h2 { font-size: 1.1rem !important; line-height: 1.3 !important; }
  h3 { font-size: 1rem !important; line-height: 1.4 !important; }
  h4 { font-size: 0.9rem !important; line-height: 1.4 !important; }
  h5 { font-size: 0.8rem !important; line-height: 1.4 !important; }
  h6 { font-size: 0.7rem !important; line-height: 1.4 !important; }

  p, span, div, li, a, button, input, select, textarea {
    font-size: 0.85rem !important;
    line-height: 1.3 !important;
  }

  .btn, button {
    font-size: 0.8rem !important;
    padding: 6px 10px !important;
    min-height: 32px !important;
  }

  .small, small {
    font-size: 0.7rem !important;
  }

  .container {
    padding: 0 8px !important;
    margin: 0 !important;
  }

  /* 텍스트 잘림 방지 */
  h1, h2, h3, h4, h5, h6, p, span, div {
    word-break: keep-all !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
  }
}

/* 매우 작은 화면 대응 */
@media (max-width: 360px) {
  html {
    font-size: 12px;
  }

  h1 { font-size: 1.1rem !important; }
  h2 { font-size: 1rem !important; }
  h3 { font-size: 0.95rem !important; }
  h4 { font-size: 0.85rem !important; }
  p, span, div, li, a, button, input, select, textarea {
    font-size: 0.8rem !important;
    line-height: 1.2 !important;
  }

  .btn, button {
    font-size: 0.75rem !important;
    padding: 5px 8px !important;
    min-height: 30px !important;
  }

  .container {
    padding: 0 6px !important;
  }
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* 받아쓰기 페이지 컨테이너들의 너비 설정 */
#dictationSection.main-section {
  max-width: none;
}

#dictationSection .content-container,
#dictationSection .dictation-container,
#dictationSection .quiz-section,
#dictationSection .quiz-container {
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
}

/* 받아쓰기 페이지 특정 요소들 폭 확장 - PC에서도 적용 */
.dictation-setup .grade-buttons-container,
.dictation-setup .grade-selection-section .grade-buttons-container,
#dictationSetup .grade-selection-section .grade-buttons-container,
.dictation-setup .section-description,
.dictation-setup .start-btn {
  max-width: calc(100% - 80px) !important;
  width: auto !important;
}

/* 헤더 스타일 */
.header {
  background-color: var(--background-color);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

/* 사이트 제목 반응형 스타일 */
.site-title .short-title {
  display: none;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: flex-start; /* 왼쪽 정렬로 변경 */
  height: var(--header-height);
  padding: 0 var(--spacing-md);
}

.header-title {
  font-size: 1.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
}

.logo-icon {
  width: 50px;
  height: 50px;
  margin-right: var(--spacing-sm);
}

/* 데스크톱 네비게이션 */
.desktop-nav-container {
  display: flex;
  align-items: center;
}

.main-nav ul {
  display: flex;
  list-style: none;
}

.main-nav li {
  margin: 0 var(--spacing-sm);
}

.main-nav a {
  text-decoration: none;
  color: #374151;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
}

.main-nav a:hover {
  background-color: var(--background-light);
}

.main-nav a.active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
  color: white !important;
}

/* Highlight badge styling */
.highlight-badge {
  background: var(--secondary-color);
  color: white;
  font-size: 0.7rem;
  padding: 0.2rem 0.4rem;
  border-radius: 8px;
  margin-left: 0.3rem;
  font-weight: 600;
  white-space: nowrap;
}

/* 모바일 네비게이션 */
.mobile-nav-container {
  display: none;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  margin-top: var(--spacing-sm);
  gap: var(--spacing-md);
}

.mobile-nav-select {
  display: none;
  width: auto;
  max-width: 150px;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-color);
  background-color: var(--background-light);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolygon points='6 9 12 15 18 9'%3e%3c/polygon%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 8px center;
  background-size: 16px;
  cursor: pointer;
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}

.dark-mode .mobile-nav-select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolygon points='6 9 12 15 18 9'%3e%3c/polygon%3e%3c/svg%3e");
}

.mobile-nav-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* 모바일 인증 컨트롤 - 기본 숨김, 모바일에서만 표시 */
.mobile-auth-controls {
  display: none;
  align-items: center;
  justify-content: flex-end;
  position: relative;
  height: auto;
}

/* 사용자 인증 컨트롤 (공통) */
.user-auth-controls {
  display: flex;
  align-items: center;
  margin-left: var(--spacing-lg);
}

.auth-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

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

/* 사용자 프로필 드롭다운 개선 */
.user-profile-dropdown {
  position: relative;
}

.user-profile-btn {
  display: flex;
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  color: var(--text-color);
  font-weight: 500;
  transition: background-color var(--transition-fast);
  border-radius: var(--border-radius-md);
}

.user-profile-btn:hover {
  background-color: var(--background-light);
}

.user-profile-btn[aria-expanded="true"] {
  background-color: var(--background-light);
}

/* 프로필 이미지 */
.profile-pic {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: var(--spacing-sm);
  background-color: var(--background-light);
  border: 1px solid var(--border-color);
}

/* 태블릿/모바일에서 프로필 이미지 최적화 */
@media (max-width: 1024px) {
  #mobileUserProfileDropdown .profile-pic {
    width: 28px;
    height: 28px;
    margin-right: var(--spacing-xs);
  }
  
  #mobileUserProfileDropdown .user-profile-btn {
    padding: var(--spacing-xs);
  }
}

/* 드롭다운 메뉴 개선 */
.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--background-color);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  min-width: 180px;
  padding: var(--spacing-sm) 0;
  margin-top: 0.25rem;
  z-index: 1000;
  
  /* 애니메이션을 위한 초기 상태 */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
  
  /* 기본적으로 display: none 제거하여 transition이 작동하도록 함 */
  display: block;
}

/* 드롭다운과 버튼 사이의 간격을 투명한 영역으로 연결 */
.user-profile-dropdown::before {
  content: '';
  position: absolute;
  top: calc(100% - 5px);
  left: 0;
  right: 0;
  height: 10px;
  background: transparent;
  z-index: 999;
  display: none;
}

.user-profile-dropdown:hover::before {
  display: block;
}

/* 드롭다운 메뉴 아이템 */
.dropdown-menu a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-color);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.dropdown-menu a:hover {
  background-color: var(--background-light);
  color: var(--primary-color);
}

/* 드롭다운이 보일 때 - JS에서 제어 */
.dropdown-menu[style*="display: block"] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 다크모드 드롭다운 스타일 */
.dark-mode .user-profile-btn:hover,
.dark-mode .user-profile-btn[aria-expanded="true"] {
  background-color: rgba(99, 102, 241, 0.1);
}

.dark-mode .dropdown-menu {
  background-color: var(--background-light);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.dark-mode .dropdown-menu a:hover {
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--primary-light);
}

/* 메인 섹션 */
.main-section {
  flex: 1;
  padding: var(--spacing-xl) 0;
}

/* 푸터 스타일 */
.footer {
  background-color: var(--background-light);
  padding: var(--spacing-sm) 0; /* 패딩 줄임 */
  margin-top: auto;
  transition: background-color var(--transition-normal);
  min-height: auto; /* 자동 높이 조절 */
}

@media (max-width: 1024px) {
  .footer {
    padding: 4px 0; /* 최소 패딩 감소 */
    margin-bottom: 70px; /* 하단 탭바 공간 확보 - 간격 줄임 */
    min-height: auto; /* 자동 높이 조절 */
  }
  
  .footer-content {
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 0 16px !important;
    gap: 16px !important;
  }
  
  .footer-content span[data-i18n="footer.copyright"] {
    font-size: 0.8rem !important;
    margin: 0 !important;
    flex: 1 !important;
  }
  
  .theme-toggle {
    font-size: 0.8rem !important;
    padding: 6px 12px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    margin-right: 20px !important;
  }
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: none !important;
  width: 100% !important;
  padding: 0 var(--spacing-md) !important;
  margin: 0 !important;
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-weight: 500;
  color: var(--text-primary);
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--background-dark);
}

/* 모달 스타일 */
.auth-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.auth-modal.active {
  opacity: 1;
  visibility: visible;
}

/* auth-modal-content 스타일은 style.css에서 통합 관리 */

/* modal-header, close-modal-btn, modal-body 스타일은 style.css에서 통합 관리 */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-size: 1rem;
  background-color: var(--background-color);
  color: var(--text-color);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
}

.error-message {
  color: var(--error-color);
  margin-top: var(--spacing-sm);
  font-size: 1rem; /* iOS zoom fix */
}

.auth-buttons {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-lg);
}

.submit-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

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

.text-btn {
  background: none;
  border: none;
  color: var(--primary-color);
  cursor: pointer;
  font-weight: 500;
  padding: var(--spacing-sm) 0;
}

.text-btn:hover {
  /* text-decoration: underline; */
}

/* 레벨업 모달 */
.level-up-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1200;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.level-up-modal.active {
  opacity: 1;
  visibility: visible;
}

.level-up-content {
  background-color: var(--background-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-xl);
  width: 90%;
  max-width: 500px;
  text-align: center;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.level-up-modal.active .level-up-content,
.quiz-feedback-modal.show .level-up-content {
  transform: scale(1);
}

.level-badge-container {
  margin: var(--spacing-xl) 0;
}

.level-badge-wrapper {
  position: relative;
  display: inline-block;
}

.level-badge {
  width: 150px;
  height: 150px;
  transition: transform var(--transition-slow), opacity var(--transition-slow);
}

.level-badge.old {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0.5;
}

.level-badge.new {
  position: relative;
  z-index: 1;
  animation: level-badge-pulse 2s infinite;
}

@keyframes level-badge-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.level-up-message {
  margin-bottom: var(--spacing-xl);
}

.highlight-message {
  font-size: 1.5rem;
  margin: var(--spacing-md) 0;
}

.title-name-highlight {
  color: var(--secondary-color);
  font-weight: 700;
}

.close-button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.close-button:hover {
  background-color: var(--primary-dark);
}

/* 로딩 화면 */
.loading {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1300;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.dark-mode .loading {
  background-color: rgba(0, 0, 0, 0.8);
}

.loading.active {
  opacity: 1;
  visibility: visible;
}

.loader {
  width: 50px;
  height: 50px;
  border: 5px solid var(--border-color);
  border-top: 5px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-text {
  margin-top: var(--spacing-md);
  font-weight: 500;
}

/* 토스트 메시지 */
#toastContainer {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1400;
}

.toast-message {
  background-color: var(--background-color);
  color: var(--text-color);
  border-left: 4px solid var(--primary-color);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  margin-top: var(--spacing-md);
  transform: translateX(100%);
  opacity: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.toast-message.show {
  transform: translateX(0);
  opacity: 1;
}

/* 미디어 쿼리 - 데스크톱 */
@media (min-width: 1025px) {
  .header-title {
    font-size: 1.5rem;
  }
  
  .desktop-nav-container {
    display: flex;
  }
  
  .mobile-nav-container {
    display: none;
  }
}

/* 미디어 쿼리 - 태블릿과 모바일 (1024px 이하) - 통일된 네비게이션 */
@media (max-width: 1024px) {
  /* 데스크톱 메뉴 숨기고 모바일 스타일 네비게이션 사용 */
  .desktop-nav {
    display: none;
  }


  .header-right-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
  }

  /* 데스크톱 프로필 숨기고 모바일 프로필을 플로팅으로 */
  .user-auth-controls {
    display: none;
  }

  .mobile-profile-section {
    display: none !important; /* 헤더의 모바일 프로필 숨김 */
  }

  /* 모바일 드롭다운 메뉴 스타일 수정 */
  #mobileUserProfileDropdown .dropdown-menu {
    left: auto;
    right: 0;
  }


  /* 레벨 배지 크기 조정 */
  .level-badge {
    width: 120px;
    height: 120px;
  }
}

/* 모바일 플로팅 프로필 메뉴 */
.mobile-floating-profile {
  position: fixed;
  top: 80px;
  right: 60px; /* 조금 더 오른쪽으로 이동 */
  z-index: 10001;
  display: none;
}

/* 모바일 플로팅 로그인 버튼 */
.mobile-floating-login {
  position: fixed;
  top: 80px;
  right: 60px; /* 조금 더 오른쪽으로 이동 */
  z-index: 10001;
  display: none;
}

@media (max-width: 768px) {
  .mobile-floating-profile,
  .mobile-floating-login {
    display: block;
  }
}

@media (max-width: 480px) {
  .mobile-floating-profile,
  .mobile-floating-login {
    top: 60px;
    right: 40px; /* 조금 더 오른쪽으로 이동 */
  }
}

.floating-profile-btn,
.floating-login-btn {
  width: 56px; /* 48px → 56px로 증가 */
  height: 56px; /* 48px → 56px로 증가 */
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 3px 15px rgba(102, 126, 234, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  position: relative;
  color: white;
  font-size: 16px;
}

.floating-profile-btn:hover,
.floating-login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(102, 126, 234, 0.4);
  border-color: rgba(255, 255, 255, 1);
}

.floating-profile-btn:active,
.floating-login-btn:active {
  transform: translateY(0);
  transition: transform 0.1s ease;
}

.floating-profile-pic {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.floating-profile-menu {
  position: absolute;
  top: 70px;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-width: 180px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10002;
}

.floating-profile-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}


.floating-menu-items {
  padding: 8px 0;
}

.floating-menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  text-decoration: none;
  color: #333;
  transition: background-color 0.2s ease;
  font-size: 14px;
  border: none;
  outline: none;
}

.floating-menu-item:focus {
  outline: none;
  border: none;
}

.floating-menu-item:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: #333;
}

.floating-menu-item i {
  width: 16px;
  text-align: center;
  color: #666;
}

.floating-menu-item:hover i {
  color: #555;
}

/* 다크모드 지원 */
.dark-mode .floating-profile-menu {
  background: rgba(45, 52, 64, 0.95);
  border-color: rgba(255, 255, 255, 0.1);
}

.dark-mode .floating-menu-item {
  color: #e0e0e0;
}

.dark-mode .floating-menu-item:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.dark-mode .floating-menu-item i {
  color: #a0a0a0;
}

/* 모바일에서 플로팅 버튼 크기 조정 */
@media (max-width: 768px) {
  .floating-profile-btn,
  .floating-login-btn {
    width: 50px; /* 44px → 50px로 증가 */
    height: 50px; /* 44px → 50px로 증가 */
    font-size: 15px; /* 14px → 15px로 증가 */
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 2px 12px rgba(102, 126, 234, 0.25);
  }

  .floating-profile-menu {
    min-width: 160px;
    top: 56px;
  }
}

/* 작은 화면에서 플로팅 버튼 크기 더 조정 */
@media (max-width: 360px) {
  .floating-profile-btn,
  .floating-login-btn {
    width: 45px; /* 40px → 45px로 증가 */
    height: 45px; /* 40px → 45px로 증가 */
    font-size: 13px; /* 12px → 13px로 증가 */
  }

  .floating-profile-menu {
    min-width: 150px;
    top: 52px;
  }
}

/* 모바일 헤더 레이아웃 최적화 */
/* 기존 중복 모바일 스타일 - 1627라인의 통합 스타일 사용 */

/* 미디어 쿼리 - 모바일 제목 줄임 (더 큰 화면에서도 적용) */
/* 모바일에서도 전체 제목 표시 - 좌측 정렬로 공간 확보됨 */

/* 미디어 쿼리 - 작은 모바일 */
@media (max-width: 480px) {
  .header {
    height: 50px !important;
    min-height: 50px !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 1000 !important;
  }
  
  .header-content {
    height: 50px !important;
    max-height: 50px !important;
    padding: 0 6px !important;
    gap: 3px !important;
  }
  
  /* 작은 모바일에서 메인 컨텐츠 마진 조정 */
  main, .main-section, body > .container {
    margin-top: 50px !important;
    padding-top: 15px !important;
  }
  
  .hero-section {
    margin-top: 0 !important;
    min-height: calc(100vh - 50px) !important;
  }
  
  .header-title {
    font-size: 0.9rem !important;
    min-width: 0 !important;
    flex: 1 !important;
  }
  
  .header-title a {
    display: flex !important;
    align-items: center !important;
    gap: 3px !important;
  }
  
  .logo-icon {
    width: 20px !important;
    height: 20px !important;
    display: block !important;
  }
  
  .site-title {
    font-size: 0.8rem !important;
    display: flex !important;
    align-items: center !important;
  }
  
  .site-title .full-title {
    display: inline-block !important;
    visibility: visible !important;
    opacity: 1 !important;
    color: var(--text-color) !important;
    font-weight: 700 !important;
  }
  
  .header-right-section {
    height: 50px !important;
    gap: 3px !important;
  }
  
  .mobile-nav-select {
    max-width: 90px !important;
    font-size: 0.7rem !important;
    padding: 4px 6px !important;
    height: 32px !important;
    border-width: 1px !important;
  }
  
  .auth-btn {
    font-size: 0.7rem !important; /* iOS zoom fix와 일관성 */
    padding: 4px 6px !important;
    height: 32px !important;
    border-width: 1px !important;
  }
  
  .user-profile-btn {
    font-size: 0.7rem !important;
    padding: 4px 6px !important;
    height: 32px !important;
    max-width: 100px !important;
    border-width: 1px !important;
  }
  
  .user-profile-btn .profile-pic {
    width: 16px !important;
    height: 16px !important;
  }
  
  .footer {
    padding: 6px 0 !important;
  }
  
  .footer-content {
    padding: 0 6px !important;
    gap: 6px !important;
  }
  
  .footer-content span[data-i18n="footer.copyright"] {
    font-size: 0.65rem !important;
  }
  
  .theme-toggle {
    font-size: 0.65rem !important;
    padding: 3px 6px !important;
    margin-right: 12px !important;
  }
  
  .level-up-content {
    padding: var(--spacing-md);
  }
}

/* Enhanced Mobile Responsiveness - Header Fixes */

/* Mobile landscape orientation fixes */
@media (max-width: 768px) and (orientation: landscape) {
  .header-content {
    flex-direction: row;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .header-right-section {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
    max-width: calc(100% - 150px);
  }
  
  .main-nav ul {
    gap: 0.5rem;
    padding: 0;
  }
  
  .main-nav a {
    font-size: 1rem; /* iOS zoom fix */
    padding: 0.3rem 0.6rem;
  }
  
  .user-auth-controls {
    margin-top: 0;
    flex-wrap: nowrap;
  }
}

/* Very small mobile screens */
@media (max-width: 360px) {
  .header-title {
    font-size: 0.95rem;
    max-width: 140px;
  }
  
  .logo-icon {
    width: 24px;
    height: 24px;
  }
  
  .main-nav a {
    font-size: 0.7rem;
    padding: 0.3rem 0.5rem;
  }
  
  .current-language-indicator {
    font-size: 0.65rem;
    padding: 0.25rem 0.5rem;
  }
  
  .auth-btn {
    font-size: 0.7rem;
    padding: 0.35rem 0.6rem;
  }
  
  .user-profile-btn {
    font-size: 0.7rem;
    padding: 0.25rem 0.4rem;
  }
  
  .user-profile-btn .profile-pic {
    width: 20px;
    height: 20px;
  }
  
  .user-profile-btn #userDisplayName {
    max-width: 50px;
  }
}

/* Touch-friendly interactive elements */
@media (max-width: 768px) {
  .main-nav a,
  .auth-btn,
  .user-profile-btn,
  .current-language-indicator {
    min-height: 36px;
    cursor: pointer;
    -webkit-tap-highlight-color: rgba(102, 126, 234, 0.2);
    touch-action: manipulation;
  }
  
  .dropdown-menu a {
    min-height: 40px;
    display: flex;
    align-items: center;
  }
}

/* Enhanced mobile header layout for better usability */
/* 중복된 모바일 헤더 스타일 제거 - 상단의 @media (max-width: 768px) 섹션 사용 */

/* Final mobile optimization for all interactive elements */

/* Ensure consistent mobile experience across all pages */
@media (max-width: 480px) {
  /* Micro-interactions for better UX */
  .main-nav a:active,
  .auth-btn:active,
  .current-language-indicator:active,
  .user-profile-btn:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  /* Enhanced scrollable navigation with better scroll indication */
  .main-nav ul {
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-behavior: smooth;
  }
  
  .main-nav ul::-webkit-scrollbar {
    display: none;
  }
  
  /* Better visual hierarchy */
  .header-title a {
    font-weight: 700;
  }
  
  /* Ensure language indicator is always visible */
  .current-language-indicator {
    z-index: 999;
    position: relative;
  }
  
  /* 모바일 하단 탭바 기본 스타일 - 데스크톱에서는 완전 숨김 */
  .mobile-bottom-tabs {
    display: none !important;
  }
}

/* 데스크톱 화면 (1201px 이상)에서만 모바일 탭바 숨김 - 태블릿은 모바일 스타일 사용 */
/* 갤럭시탭 S4 (1138px)는 태블릿으로 취급 */
@media (min-width: 1201px) {
  .mobile-bottom-tabs {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    position: absolute !important;
    top: -9999px !important;
    left: -9999px !important;
  }

  /* PC에서는 상단 헤더 네비게이션만 표시 */
  .main-nav {
    display: flex !important;
    visibility: visible !important;
  }

  .desktop-nav-container {
    display: flex !important;
    visibility: visible !important;
  }
}

/* 모바일 스타일은 mobile-unified.css에서 통합 관리됩니다 */
/* layout.css에서는 데스크톱 전용 스타일만 유지 */

/* 모바일/태블릿에서는 상단 네비게이션 숨김 */
/* 갤럭시탭 S4 (1138px) 포함하도록 1200px로 확장 */
@media (max-width: 1200px) {
  .main-nav,
  .desktop-nav-container {
    display: none !important;
    visibility: hidden !important;
    position: absolute !important;
    top: -9999px !important;
    left: -9999px !important;
  }

  /* 모바일에서는 하단 탭바만 표시 */
  .mobile-bottom-tabs {
    display: flex !important;
    visibility: visible !important;
  }
}