/* 메인 컨테이너 */
.abstract-container {
  max-width: var(--container-max-width);
  margin: clamp(0px, calc(100 / var(--container-width-desktop) * 100vw), 100px) auto;
}

.abstract-header {
  padding: 0 0 clamp(0px, calc(40 / var(--container-width-desktop) * 100vw), 40px);
  border-bottom: 1px solid var(--border-color);
}

.abstract-header h3 {
  color: #333;
  font-size: clamp(24px, calc(32 / var(--container-width-desktop) * 100vw), 32px);
  font-weight: bold;
  margin-bottom: clamp(0px, calc(20 / var(--container-width-desktop) * 100vw), 20px);
}

.abstract-header p {
  color: #333;
  font-weight: 400;
  font-size: clamp(16px, calc(18 / var(--container-width-desktop) * 100vw), 18px);
}

.abstract-body {
  padding: clamp(0px, calc(40 / var(--container-width-desktop) * 100vw), 40px) 0 0;
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

.section-header i {
  font-size: clamp(18px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
  color: var(--primary-color);
}

.section-title {
  color: var(--text-primary);
  font-size: clamp(18px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
  font-weight: 600;
}

.section-subtitle {
  display: block;
  width: 100%;
  padding-left: clamp(0px, calc(30 / var(--container-width-desktop) * 100vw), 30px);
  padding-bottom: clamp(0px, calc(30 / var(--container-width-desktop) * 100vw), 30px);
  font-size: clamp(14px, calc(18 / var(--container-width-desktop) * 100vw), 18px);
  color: var(--text-primary);
  font-weight: 400;
}

.form-section {
  width: 100%;
  background: var(--bg-lighter);
  border-radius: var(--border-radius);
  padding: clamp(0px, calc(20 / var(--container-width-desktop) * 100vw), 20px)
    clamp(0px, calc(40 / var(--container-width-desktop) * 100vw), 40px);
  border: 1px solid var(--border-color);
  transition: box-shadow 0.3s ease;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: clamp(0px, calc(30 / var(--container-width-desktop) * 100vw), 30px);
}

.form-title {
  color: var(--text-primary);
  font-size: clamp(14px, calc(18 / var(--container-width-desktop) * 100vw), 18px);
  font-weight: 600;
  margin-bottom: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
}

.form-group p {
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  color: var(--text-primary);
  font-weight: 400;
  margin-bottom: clamp(0px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
}

.group-wrap {
  display: flex;
  align-items: center;
  gap: clamp(0px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
}

.group-wrap input[type='radio'] {
  margin: 0;
  width: clamp(0px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
  height: clamp(0px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 1px solid #d1d5db;
  border-radius: 50%;
  background: #fff;
  position: relative;
  flex-shrink: 0;
}

.group-wrap input[type='radio']:checked {
  border-color: #fff;
  background: #00aca0;
}

.group-wrap input[type='radio']:checked::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
  height: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
  border-radius: 50%;
  background: #fff;
}

.group-wrap label {
  cursor: pointer;
  user-select: none;
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  height: clamp(0px, calc(43 / var(--container-width-desktop) * 100vw), 43px);
  padding: 0 clamp(0px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  transition: all 0.3s ease;
  background: #fff;
  color: var(--text-primary);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  /* box-shadow: 0 0 0 3px rgba(178, 30, 35, 0.1); */
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control textarea,
textarea.form-control {
  min-height: clamp(0px, calc(600 / var(--container-width-desktop) * 100vw), 600px);
  padding: clamp(0px, calc(20 / var(--container-width-desktop) * 100vw), 20px);
  resize: vertical;
}

/* 파일 업로드 스타일 */
.file-upload-wrapper {
  position: relative;
  width: 100%;
}

.file-input {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  overflow: hidden;
  z-index: -1;
}

.file-upload-label {
  display: flex;
  align-items: center;
  gap: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
  width: 100%;
  height: clamp(0px, calc(43 / var(--container-width-desktop) * 100vw), 43px);
  padding: 0 clamp(0px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  color: #9ca3af;
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
}

.file-upload-label i {
  font-size: clamp(18px, calc(20 / var(--container-width-desktop) * 100vw), 20px);
  color: #9ca3af;
}

.file-upload-label span {
  flex: 1;
  color: #9ca3af;
}

.none-focus:focus {
  border-color: var(--border-color);
  box-shadow: none;
}

.form-control:disabled {
  background: #ececec;
  color: var(--text-secondary);
}

.form-select {
  width: clamp(0px, calc(590 / var(--container-width-desktop) * 100vw), 590px);
  height: clamp(0px, calc(43 / var(--container-width-desktop) * 100vw), 43px);
  padding: 0 clamp(0px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  padding-right: clamp(0px, calc(40 / var(--container-width-desktop) * 100vw), 40px);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  background: #fff;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: clamp(0px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  transition: all 0.3s ease;
}

.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(178, 30, 35, 0.1);
}

/* 입력 안내 텍스트 */
.form-text {
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  color: var(--text-secondary);
  margin-top: clamp(0px, calc(4 / var(--container-width-desktop) * 100vw), 4px);
  /* font-style: italic; */
}

.form-text.text-muted {
  color: var(--danger-color);
  font-weight: 500;
}

/* 필수 표시 */
.text-danger {
  color: var(--danger-color) !important;
  font-weight: 700;
}

/* 버튼 스타일 */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(0px, calc(321 / var(--container-width-desktop) * 100vw), 321px);
  height: clamp(0px, calc(64 / var(--container-width-desktop) * 100vw), 64px);
  gap: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
  border: none;
  border-radius: 6px;
  font-size: clamp(14px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
  border-radius: 50px;
  background: #00aca0;
  color: #fff;
  box-shadow: 0px 6px 15px 0px #00aca04d;
}

.btn-actions {
  margin: clamp(0px, calc(40 / var(--container-width-desktop) * 100vw), 40px) auto 0;
  width: clamp(0px, calc(321 / var(--container-width-desktop) * 100vw), 321px);
}

/* 개인정보 처리방침 섹션 */
.privacy-section {
  margin: clamp(0px, calc(40 / var(--container-width-desktop) * 100vw), 40px) 0;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  background: #fff;
  max-height: clamp(0px, calc(360 / var(--container-width-desktop) * 100vw), 360px);
  display: flex;
  flex-direction: column;
}

.privacy-header {
  background: #00aca0;
  padding: clamp(0px, calc(15 / var(--container-width-desktop) * 100vw), 15px)
    clamp(0px, calc(30 / var(--container-width-desktop) * 100vw), 30px);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.privacy-header-content {
  display: flex;
  align-items: center;
  gap: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
}

.privacy-header-content i {
  font-size: clamp(18px, calc(20 / var(--container-width-desktop) * 100vw), 20px);
  color: rgba(255, 255, 255, 0.9);
}

.privacy-header h4 {
  margin: 0;
  color: white;
  font-size: clamp(13px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  font-weight: 600;
}

.privacy-content {
  padding: clamp(0px, calc(20 / var(--container-width-desktop) * 100vw), 20px);
  background: #fff;
  flex: 1;
  overflow-y: auto;
  max-height: clamp(0px, calc(250 / var(--container-width-desktop) * 100vw), 250px);
}

.privacy-text {
  font-size: clamp(14px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  line-height: 1.5;
  color: var(--text-secondary);
}

.privacy-text p {
  margin-bottom: clamp(0px, calc(10 / var(--container-width-desktop) * 100vw), 10px);
}

.privacy-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

.privacy-agreement {
  background: var(--bg-light);
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: clamp(0px, calc(12 / var(--container-width-desktop) * 100vw), 12px);
  padding: clamp(0px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  border-radius: 8px;
}

.checkbox-group input[type='checkbox'] {
  margin: 0;
  width: clamp(0px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
  height: clamp(0px, calc(24 / var(--container-width-desktop) * 100vw), 24px);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 1px solid #d1d5db;
  border-radius: 4px;
  background: #fff;
  position: relative;
  flex-shrink: 0;
}

.checkbox-group input[type='checkbox']:checked {
  background: #00aca0;
}

.checkbox-group input[type='checkbox']:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  font-weight: bold;
  line-height: 1;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
  flex: 1;
  font-size: clamp(12px, calc(14 / var(--container-width-desktop) * 100vw), 14px);
  line-height: 1.5;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
}

.checkbox-label i {
  font-size: clamp(14px, calc(16 / var(--container-width-desktop) * 100vw), 16px);
  color: var(--primary-color);
}

/* 유틸리티 클래스 */
.text-center {
  text-align: center;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
}

.text-right {
  text-align: right;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
  /* 메인 컨테이너 */
  .abstract-container {
    max-width: calc(670 / var(--container-width-tablet) * 100vw);
    margin: calc(120 / var(--container-width-tablet) * 100vw) auto;
  }

  .abstract-header {
    padding: 0 0 calc(80 / var(--container-width-tablet) * 100vw);
  }

  .abstract-header h3 {
    font-size: calc(56 / var(--container-width-tablet) * 100vw);
    margin-bottom: calc(40 / var(--container-width-tablet) * 100vw);
  }

  .abstract-header p {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .abstract-body {
    padding: calc(80 / var(--container-width-tablet) * 100vw) 0 0;
  }

  .section-header i {
    font-size: calc(48 / var(--container-width-tablet) * 100vw);
  }

  .section-title {
    font-size: calc(48 / var(--container-width-tablet) * 100vw);
  }

  .section-subtitle {
    padding-top: calc(16 / var(--container-width-tablet) * 100vw);
    padding-left: calc(60 / var(--container-width-tablet) * 100vw);
    padding-bottom: calc(40 / var(--container-width-tablet) * 100vw);
    font-size: calc(28 / var(--container-width-tablet) * 100vw);
  }

  .form-section {
    padding: calc(40 / var(--container-width-tablet) * 100vw);
  }

  .form-group {
    margin-bottom: calc(40 / var(--container-width-tablet) * 100vw);
  }

  .form-title {
    font-size: calc(36 / var(--container-width-tablet) * 100vw);
    margin-bottom: calc(16 / var(--container-width-tablet) * 100vw);
  }

  .form-group p {
    font-size: calc(28 / var(--container-width-tablet) * 100vw);
    margin-bottom: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .group-wrap {
    gap: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .group-wrap input[type='radio'] {
    width: calc(48 / var(--container-width-tablet) * 100vw);
    height: calc(48 / var(--container-width-tablet) * 100vw);
  }

  .group-wrap input[type='radio']:checked::after {
    width: calc(16 / var(--container-width-tablet) * 100vw);
    height: calc(16 / var(--container-width-tablet) * 100vw);
  }

  .group-wrap label {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .form-control {
    height: calc(96 / var(--container-width-tablet) * 100vw);
    padding: 0 calc(40 / var(--container-width-tablet) * 100vw);
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .form-control textarea,
  textarea.form-control {
    min-height: calc(400 / var(--container-width-tablet) * 100vw);
    padding: calc(40 / var(--container-width-tablet) * 100vw);
  }

  /* 파일 업로드 스타일 */
  .file-upload-label {
    gap: calc(8 / var(--container-width-tablet) * 100vw);
    height: calc(96 / var(--container-width-tablet) * 100vw);
    padding: 0 calc(40 / var(--container-width-tablet) * 100vw);
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .file-upload-label i {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .file-upload-label span {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .form-select {
    width: calc(590 / var(--container-width-tablet) * 100vw);
    height: calc(96 / var(--container-width-tablet) * 100vw);
    padding: 0 calc(29 / var(--container-width-tablet) * 100vw);
    padding-right: calc(40 / var(--container-width-tablet) * 100vw);
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
    background-size: calc(48 / var(--container-width-tablet) * 100vw);
  }

  /* 입력 안내 텍스트 */
  .form-text {
    font-size: calc(28 / var(--container-width-tablet) * 100vw);
    margin-top: calc(16 / var(--container-width-tablet) * 100vw);
  }

  /* 버튼 스타일 */
  .btn-primary {
    width: calc(640 / var(--container-width-tablet) * 100vw);
    height: calc(128 / var(--container-width-tablet) * 100vw);
    gap: calc(16 / var(--container-width-tablet) * 100vw);
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .btn-actions {
    margin: calc(80 / var(--container-width-tablet) * 100vw) auto 0;
    width: calc(640 / var(--container-width-tablet) * 100vw);
  }

  /* 개인정보 처리방침 섹션 */
  .privacy-section {
    margin: calc(40 / var(--container-width-tablet) * 100vw) 0;
    max-height: calc(695 / var(--container-width-tablet) * 100vw);
  }

  .privacy-header {
    padding: calc(30 / var(--container-width-tablet) * 100vw)
      calc(40 / var(--container-width-tablet) * 100vw);
  }

  .privacy-header-content {
    gap: clamp(0px, calc(8 / var(--container-width-desktop) * 100vw), 8px);
  }

  .privacy-header-content i {
    font-size: clamp(18px, calc(20 / var(--container-width-desktop) * 100vw), 20px);
    color: rgba(255, 255, 255, 0.9);
  }

  .privacy-header h4 {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .privacy-content {
    padding: calc(40 / var(--container-width-tablet) * 100vw);
    max-height: calc(485 / var(--container-width-tablet) * 100vw);
  }

  .privacy-text {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .privacy-text p {
    margin-bottom: clamp(0px, calc(10 / var(--container-width-desktop) * 100vw), 10px);
  }

  .checkbox-group {
    gap: calc(32 / var(--container-width-tablet) * 100vw);
    padding: calc(32 / var(--container-width-tablet) * 100vw)
      calc(48 / var(--container-width-tablet) * 100vw);
  }

  .checkbox-group input[type='checkbox'] {
    width: calc(48 / var(--container-width-tablet) * 100vw);
    height: calc(48 / var(--container-width-tablet) * 100vw);
  }

  .checkbox-group input[type='checkbox']:checked::after {
    font-size: calc(32 / var(--container-width-tablet) * 100vw);
  }

  .checkbox-label {
    font-size: calc(28 / var(--container-width-tablet) * 100vw);
  }

  .checkbox-label i {
    font-size: calc(28 / var(--container-width-tablet) * 100vw);
  }

  .flex-center {
    gap: calc(16 / var(--container-width-tablet) * 100vw);
  }
}