/**********************************************
 * 마크다운 변환기 컨테이너
 **********************************************/
.markdown-converter-container {
  margin: 20px auto !important;
  padding: 30px !important;
  background: #f7f7f7 !important;
  border-radius: 12px !important;
  box-sizing: border-box !important;
  width: 100% !important;
  max-width: 1180px !important;
  font-family: 'Noto Sans KR', Arial, sans-serif !important;
  color: #374151 !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
  overflow: hidden !important;
  font-size: 14px !important;
}

@media screen and (max-width: 768px) {
  .markdown-converter-container {
    padding: 15px 8px !important;
    margin: 10px auto !important;
    border-radius: 8px !important;
  }
}

.markdown-converter-container h2 {
  text-align: center !important;
  font-size: 1.9em !important;
  margin-bottom: 5px !important;
  color: #3B82F6 !important;
  font-weight: 700 !important;
}

.explain-text {
  text-align: center !important;
  font-size: 0.97em !important;
  margin-bottom: 25px !important;
  color: #6B7280 !important;
}

/**********************************************
 * 플렉스 레이아웃
 **********************************************/
.converter-layout {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 20px !important;
  margin-bottom: 20px !important;
}

.input-section {
  flex: 1 !important;
  background: #fff !important;
  border-radius: 10px !important;
  padding: 20px !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
  border: 1px solid #e0e0e0 !important;
  min-width: 300px !important;
  display: flex !important;
  flex-direction: column !important;
}

.output-section {
  flex: 1 !important;
  background: #fff !important;
  border-radius: 10px !important;
  padding: 20px !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
  border: 1px solid #e0e0e0 !important;
  min-width: 300px !important;
  display: flex !important;
  flex-direction: column !important;
}

.preview-section, 
.tools-section,
.settings-section,
.notice-box {
  width: 100% !important;
  background: #fff !important;
  border-radius: 10px !important;
  padding: 20px !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
  border: 1px solid #e0e0e0 !important;
  margin-bottom: 20px !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
}

.section-title {
  font-size: 1.25em !important;
  font-weight: 600 !important;
  margin-top: 0 !important;
  margin-bottom: 15px !important;
  color: #3B82F6 !important;
  padding-bottom: 10px !important;
  border-bottom: 2px solid #f2f2f2 !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
}

/**********************************************
 * 에디터 컨테이너
 **********************************************/
.editor-container {
  flex: 1 !important;
  position: relative !important;
  width: 100% !important;
  min-height: 300px !important;
  margin-bottom: 10px !important;
}

.editor-container textarea {
  width: 100% !important;
  height: 100% !important;
  min-height: 300px !important;
  padding: 12px !important;
  border: 1px solid #E5E7EB !important;
  border-radius: 6px !important;
  resize: vertical !important;
  font-family: 'Menlo', 'Monaco', 'Consolas', monospace !important;
  font-size: 0.9em !important;
  line-height: 1.5 !important;
  color: #374151 !important;
  background: #FAFAFA !important;
  box-sizing: border-box !important;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.05) !important;
}

.editor-container textarea:focus {
  outline: none !important;
  border-color: #3B82F6 !important;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
}

#htmlOutput {
  white-space: pre-wrap !important;
  overflow-wrap: break-word !important;
  background-color: #F9FAFB !important;
  font-family: 'Menlo', 'Monaco', 'Consolas', monospace !important;
}

/**********************************************
 * 버튼 스타일
 **********************************************/
.btn-convert {
  display: block !important;
  padding: 12px 16px !important;
  background: #3B82F6 !important;
  color: #fff !important;
  border: none !important;
  border-radius: 6px !important;
  font-size: 1.0em !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  transition: all 0.2s !important;
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2) !important;
  text-align: center !important;
  flex: 1 !important;
}

.btn-convert:hover {
  background: #2563EB !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 3px 6px rgba(59, 130, 246, 0.25) !important;
}

.btn-convert:active {
  transform: translateY(1px) !important;
  box-shadow: 0 1px 2px rgba(59, 130, 246, 0.1) !important;
}

.btn-example {
  background: transparent !important;
  border: 1px solid #D1D5DB !important;
  color: #6B7280 !important;
  padding: 12px 16px !important;
  border-radius: 6px !important;
  cursor: pointer !important;
  font-size: 0.95em !important;
  transition: all 0.2s !important;
  flex: 1 !important;
}

.btn-example:hover {
  background: #F9FAFB !important;
  color: #374151 !important;
  border-color: #9CA3AF !important;
}

.btn-group {
  display: flex !important;
  gap: 10px !important;
  margin-top: 10px !important;
}

.action-btn {
  display: inline-flex !important;
  align-items: center !important;
  padding: 6px 10px !important;
  border: 1px solid #E5E7EB !important;
  border-radius: 4px !important;
  font-size: 0.85em !important;
  cursor: pointer !important;
  transition: all 0.2s !important;
  background: #F9FAFB !important;
  color: #6B7280 !important;
}

.action-btn:hover {
  background: #F3F4F6 !important;
  color: #374151 !important;
}

.action-btn .icon {
  margin-right: 4px !important;
}

.copy-btn {
  background-color: #EFF6FF !important;
  color: #3B82F6 !important;
  border-color: #BFDBFE !important;
}

.copy-btn:hover {
  background-color: #DBEAFE !important;
  color: #2563EB !important;
}

.clear-btn {
  background-color: #FEF2F2 !important;
  color: #EF4444 !important;
  border-color: #FEE2E2 !important;
}

.clear-btn:hover {
  background-color: #FEE2E2 !important;
  color: #DC2626 !important;
}

.output-options {
  display: flex !important;
  gap: 8px !important;
}

/**********************************************
 * 미리보기 영역
 **********************************************/
.preview-header {
  cursor: pointer !important;
}

.toggle-btn {
  background: transparent !important;
  border: none !important;
  cursor: pointer !important;
  color: #6B7280 !important;
  font-size: 0.9em !important;
  display: flex !important;
  align-items: center !important;
}

.toggle-btn:hover {
  color: #3B82F6 !important;
}

.preview-controls {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
}

.preview-container {
  border: 1px solid #E5E7EB !important;
  border-radius: 6px !important;
  padding: 20px !important;
  max-height: 400px !important;
  overflow-y: auto !important;
  background: #FAFAFA !important;
  transition: all 0.3s ease !important;
}

.preview-container.collapsed {
  max-height: 0 !important;
  padding: 0 !important;
  border: none !important;
  overflow: hidden !important;
}

.preview-content {
  width: 100% !important;
  max-width: 100% !important;
}

/* 미리보기 내용 스타일 */
.preview-content h1 {
  font-size: 2em !important;
  margin-top: 0.7em !important;
  margin-bottom: 0.3em !important;
  color: #111827 !important;
  border-bottom: 1px solid #E5E7EB !important;
  padding-bottom: 0.2em !important;
}

.preview-content h2 {
  font-size: 1.5em !important;
  margin-top: 0.7em !important;
  margin-bottom: 0.3em !important;
  color: #111827 !important;
  text-align: left !important;
}

.preview-content h3 {
  font-size: 1.3em !important;
  margin-top: 0.7em !important;
  margin-bottom: 0.3em !important;
  color: #111827 !important;
}

.preview-content p {
  margin-bottom: 1em !important;
  line-height: 1.6 !important;
}

.preview-content code {
  background-color: #F3F4F6 !important;
  padding: 0.2em 0.4em !important;
  border-radius: 3px !important;
  font-family: monospace !important;
  font-size: 0.9em !important;
}

.preview-content pre {
  background-color: #F3F4F6 !important;
  padding: 1em !important;
  border-radius: 6px !important;
  overflow-x: auto !important;
  margin-bottom: 1em !important;
}

.preview-content a {
  color: #3B82F6 !important;
  text-decoration: none !important;
}

.preview-content a:hover {
  text-decoration: underline !important;
}

.preview-content blockquote {
  margin: 0 0 1em 0 !important;
  padding: 0 1em !important;
  color: #6B7280 !important;
  border-left: 4px solid #E5E7EB !important;
}

.preview-content ul, 
.preview-content ol {
  margin-bottom: 1em !important;
  padding-left: 2em !important;
}

.preview-content img {
  max-width: 100% !important;
  height: auto !important;
  border-radius: 6px !important;
}

.preview-content table {
  border-collapse: collapse !important;
  width: 100% !important;
  margin-bottom: 1em !important;
}

.preview-content table th,
.preview-content table td {
  border: 1px solid #E5E7EB !important;
  padding: 8px !important;
  text-align: left !important;
}

.preview-content table th {
  background-color: #F9FAFB !important;
}

/**********************************************
 * 마크다운 문법 도움말
 **********************************************/
.syntax-grid {
  display: grid !important;
  grid-template-columns: repeat(4, 1fr) !important;
  gap: 15px !important;
}

@media screen and (max-width: 1024px) {
  .syntax-grid {
    grid-template-columns: repeat(3, 1fr) !important;
  }
}

@media screen and (max-width: 768px) {
  .syntax-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

@media screen and (max-width: 480px) {
  .syntax-grid {
    grid-template-columns: 1fr !important;
  }
}

.syntax-item {
  background: #F9FAFB !important;
  border: 1px solid #E5E7EB !important;
  border-radius: 6px !important;
  padding: 12px !important;
}

.syntax-item h4 {
  margin-top: 0 !important;
  margin-bottom: 8px !important;
  font-size: 1em !important;
  color: #3B82F6 !important;
}

.syntax-item code {
  display: block !important;
  background: #F3F4F6 !important;
  padding: 8px !important;
  border-radius: 4px !important;
  font-family: monospace !important;
  font-size: 0.85em !important;
  line-height: 1.5 !important;
  white-space: pre-wrap !important;
  color: #1F2937 !important;
}

/**********************************************
 * 설정 영역
 **********************************************/
.settings-section {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 15px !important;
  justify-content: space-between !important;
}

.settings-item {
  display: flex !important;
  align-items: center !important;
  padding: 5px 0 !important;
}

.settings-item label {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  font-size: 0.9em !important;
  color: #374151 !important;
  cursor: pointer !important;
}

.settings-item input[type="checkbox"] {
  width: 16px !important;
  height: 16px !important;
  accent-color: #3B82F6 !important;
}

.settings-item select {
  padding: 5px 8px !important;
  border: 1px solid #E5E7EB !important;
  border-radius: 4px !important;
  font-size: 0.9em !important;
  color: #374151 !important;
  background-color: #F9FAFB !important;
}

/**********************************************
 * 주의사항 영역
 **********************************************/
.notice-box {
  background-color: #FEF9C3 !important;
  border-color: #FEF08A !important;
}

.notice-box h4 {
  margin-top: 0 !important;
  color: #854D0E !important;
  font-size: 1.1em !important;
  margin-bottom: 10px !important;
}

.notice-box ul {
  margin: 0 !important;
  padding-left: 20px !important;
}

.notice-box li {
  margin-bottom: 6px !important;
  font-size: 0.9em !important;
  color: #78350F !important;
  line-height: 1.5 !important;
}

/**********************************************
 * 테마 관련 스타일
 **********************************************/
/* 다크 테마 */
.markdown-converter-container.dark-theme {
  background: #1F2937 !important;
  color: #F9FAFB !important;
}

.markdown-converter-container.dark-theme .input-section,
.markdown-converter-container.dark-theme .output-section,
.markdown-converter-container.dark-theme .preview-section,
.markdown-converter-container.dark-theme .tools-section,
.markdown-converter-container.dark-theme .settings-section {
  background: #111827 !important;
  border-color: #374151 !important;
}

.markdown-converter-container.dark-theme .section-title {
  color: #60A5FA !important;
  border-bottom-color: #374151 !important;
}

.markdown-converter-container.dark-theme textarea {
  background: #1F2937 !important;
  border-color: #4B5563 !important;
  color: #F9FAFB !important;
}

.markdown-converter-container.dark-theme .preview-container {
  background: #1F2937 !important;
  border-color: #4B5563 !important;
}

.markdown-converter-container.dark-theme .syntax-item {
  background: #111827 !important;
  border-color: #374151 !important;
}

.markdown-converter-container.dark-theme .syntax-item code {
  background: #1F2937 !important;
  color: #F9FAFB !important;
}

/* 세피아 테마 */
.markdown-converter-container.sepia-theme {
  background: #F8F0E3 !important;
  color: #422006 !important;
}

.markdown-converter-container.sepia-theme .input-section,
.markdown-converter-container.sepia-theme .output-section,
.markdown-converter-container.sepia-theme .preview-section,
.markdown-converter-container.sepia-theme .tools-section,
.markdown-converter-container.sepia-theme .settings-section {
  background: #FCF7EF !important;
  border-color: #E9DAC1 !important;
}

.markdown-converter-container.sepia-theme textarea {
  background: #FEF6E4 !important;
  border-color: #E9DAC1 !important;
  color: #5E481E !important;
}

.markdown-converter-container.sepia-theme .section-title {
  color: #C2410C !important;
  border-bottom-color: #E9DAC1 !important;
}

/**********************************************
 * 모바일 대응
 **********************************************/
@media screen and (max-width: 1120px) {
  .input-section, 
  .output-section {
    flex: 1 1 100% !important;
  }
}

@media screen and (max-width: 768px) {
  .syntax-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  
  .markdown-converter-container {
    padding: 15px 8px !important;
  }
  
  .input-section, 
  .output-section,
  .preview-section,
  .tools-section,
  .settings-section,
  .notice-box {
    padding: 15px !important;
    min-width: 0 !important;
  }
  
  .settings-section {
    flex-direction: column !important;
    gap: 10px !important;
  }
}

@media screen and (max-width: 480px) {
  .markdown-converter-container {
    padding: 10px 6px !important;
  }
  
  .input-section, 
  .output-section,
  .preview-section,
  .tools-section,
  .settings-section,
  .notice-box {
    padding: 12px 10px !important;
  }
  
  .syntax-grid {
    grid-template-columns: 1fr !important;
  }
  
  .settings-item {
    width: 100% !important;
  }
  
  .section-title {
    flex-direction: column !important;
    align-items: flex-start !important;
  }
  
  .output-options {
    margin-top: 10px !important;
    width: 100% !important;
    justify-content: space-between !important;
  }
}