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

body {
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: #333333;
  background: #F8F9FA;
}

.login-page {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #FF1493 0%, #9C27B0 100%);
}

.login__container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}
.login__card {
  background: #ffffff;
  border-radius: 16px;
  padding: 40px;
  -webkit-box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
          box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
.login__header {
  text-align: center;
  margin-bottom: 30px;
}
.login__header h1 {
  font-size: 28px;
  color: #00BCD4;
  margin-bottom: 8px;
}
.login__header p {
  font-size: 14px;
  color: #666666;
}
.login__form {
  margin-bottom: 20px;
}
.login__footer {
  text-align: center;
}
.login__footer a {
  color: #666666;
  text-decoration: none;
  font-size: 14px;
}
.login__footer a:hover {
  color: #00BCD4;
}

.admin-page {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  min-height: 100vh;
}

.admin-header {
  background: #ffffff;
  border-bottom: 1px solid #E0E0E0;
  -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
          box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}
.admin-header__content {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  padding: 16px 24px;
  max-width: 1400px;
  margin: 0 auto;
}
.admin-header__right {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 16px;
}

.admin-logo a {
  font-size: 20px;
  font-weight: bold;
  color: #00BCD4;
  text-decoration: none;
}

.admin-user {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #333333;
}

.admin-container {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.admin-sidebar {
  width: 250px;
  background: #ffffff;
  border-right: 1px solid #E0E0E0;
  padding: 24px 0;
}

.admin-nav {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.admin-nav__item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: #333333;
  text-decoration: none;
  -webkit-transition: all 0.2s ease;
  transition: all 0.2s ease;
}
.admin-nav__item:hover {
  background: #F8F9FA;
  color: #00BCD4;
}
.admin-nav__item.active {
  background: #FFF0F7;
  color: #00BCD4;
  border-left: 3px solid #00BCD4;
}

.nav-icon {
  -ms-flex-negative: 0;
      flex-shrink: 0;
}

.admin-main {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  padding: 32px;
}

.page-header {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  margin-bottom: 32px;
}
.page-header h1 {
  font-size: 28px;
  color: #333333;
}

.page-info {
  font-size: 14px;
  color: #666666;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stat-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 24px;
  -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
          box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 16px;
}
.stat-card__icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}
.stat-card__content {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.stat-card__label {
  font-size: 14px;
  color: #666666;
  margin-bottom: 4px;
}
.stat-card__value {
  font-size: 28px;
  font-weight: bold;
  color: #333333;
}

.content-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 24px;
  -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
          box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.table__responsive {
  overflow-x: auto;
}
.table__image {
  width: 60px;
  height: 60px;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: 8px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th,
.data-table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #E0E0E0;
}
.data-table th {
  background: #F8F9FA;
  font-weight: 600;
  color: #333333;
  font-size: 14px;
}
.data-table td {
  font-size: 14px;
  color: #333333;
}
.data-table tbody tr:hover {
  background: #F8F9FA;
}

.text--truncate {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.text--center {
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.badge--success {
  background: #E8F5E9;
  color: #4CAF50;
}
.badge--secondary {
  background: #E0E0E0;
  color: #666666;
}

.action-buttons {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 8px;
}

.btn {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  -webkit-transition: all 0.2s ease;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn__icon {
  -ms-flex-negative: 0;
      flex-shrink: 0;
}
.btn--primary {
  background: #00BCD4;
  color: #ffffff;
}
.btn--primary:hover {
  background: #00ACC1;
}
.btn--secondary {
  background: #6c757d;
  color: #ffffff;
}
.btn--secondary:hover {
  background: #5a6268;
}
.btn--danger {
  background: #f44336;
  color: #ffffff;
}
.btn--danger:hover {
  background: #d32f2f;
}
.btn--sm {
  padding: 6px 12px;
  font-size: 12px;
}
.btn--lg {
  padding: 14px 28px;
  font-size: 16px;
}
.btn--block {
  width: 100%;
}

.form__container {
  background: #ffffff;
  border-radius: 12px;
  padding: 32px;
  -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
          box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.form__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}
.form__section {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 24px;
}
.form__section-title {
  font-size: 20px;
  font-weight: bold;
  color: #333333;
  padding-bottom: 12px;
  border-bottom: 2px solid #00BCD4;
}
.form__group {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 8px;
}
.form__label {
  font-size: 14px;
  font-weight: 600;
  color: #333333;
}
.form__label.required::after {
  content: " *";
  color: #f44336;
}
.form__input, .form__textarea, .form__select {
  padding: 12px;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  -webkit-transition: border-color 0.2s ease;
  transition: border-color 0.2s ease;
}
.form__input:focus, .form__textarea:focus, .form__select:focus {
  outline: none;
  border-color: #00BCD4;
}
.form__textarea {
  resize: vertical;
  min-height: 100px;
}
.form__file {
  padding: 8px;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
}
.form__help {
  font-size: 12px;
  color: #666666;
}
.form__actions {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid #E0E0E0;
}

.image-preview {
  margin-bottom: 12px;
}
.image-preview img {
  max-width: 200px;
  max-height: 200px;
  border-radius: 8px;
  border: 1px solid #E0E0E0;
}
.image-preview__label {
  font-size: 12px;
  color: #666666;
  margin-top: 4px;
}

.alert {
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 24px;
  font-size: 14px;
}
.alert--error {
  background: #FFEBEE;
  color: #f44336;
  border: 1px solid #FFCDD2;
}
.alert--success {
  background: #E8F5E9;
  color: #4CAF50;
  border: 1px solid #C8E6C9;
}

.pagination {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 8px;
  margin-top: 24px;
}
.pagination__link {
  padding: 8px 16px;
  border: 1px solid #E0E0E0;
  border-radius: 6px;
  color: #333333;
  text-decoration: none;
  -webkit-transition: all 0.2s ease;
  transition: all 0.2s ease;
}
.pagination__link:hover {
  background: #F8F9FA;
  border-color: #00BCD4;
}
.pagination__link.active {
  background: #00BCD4;
  color: #ffffff;
  border-color: #00BCD4;
}

@media (max-width: 1024px) {
  .admin-container {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .admin-sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid #E0E0E0;
  }
  .admin-nav {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    overflow-x: auto;
  }
  .admin-nav__item {
    white-space: nowrap;
  }
  .form__grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .admin-main {
    padding: 16px;
  }
  .page-header {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    gap: 16px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .form__container {
    padding: 20px;
  }
  .form__actions {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .data-table {
    font-size: 12px;
  }
  .data-table th,
  .data-table td {
    padding: 8px;
  }
}