/**
 * dmnw EFO Form Styles
 * BEM命名 + ブランドカラー準拠
 *
 * @package dmnw
 * @since 2.0
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
  --efo-primary: #0080CA;
  --efo-primary-dark: #006BA7;
  --efo-secondary: #009F9C;
  --efo-bg: #F5F8FA;
  --efo-accent: #F6D731;
  --efo-accent-orange: #E48A0D;
  --efo-text: #333333;
  --efo-text-sub: #666666;
  --efo-border: #d1d5db;
  --efo-border-focus: #0080CA;
  --efo-error: #dc2626;
  --efo-error-bg: #fef2f2;
  --efo-success: #059669;
  --efo-success-bg: #ecfdf5;
  --efo-radius: 8px;
  --efo-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --efo-shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --efo-transition: 0.2s ease;
}

/* ============================================
   ステップインジケーター
   ============================================ */
.efo-steps.efo-steps--indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  margin-bottom: 2rem;
  padding: 0;
}

.efo-steps__item.efo-steps__item--indicator {
  display: flex;
  align-items: center;
  gap: 0;
}

.efo-steps__label.efo-steps__label--indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  position: relative;
}

.efo-steps__circle.efo-steps__circle--indicator {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  background: #e5e7eb;
  color: var(--efo-text-sub);
  transition: background var(--efo-transition), color var(--efo-transition);
}

.efo-steps__item--active .efo-steps__circle.efo-steps__circle--indicator {
  background: var(--efo-primary);
  color: #fff;
}

.efo-steps__item--completed .efo-steps__circle.efo-steps__circle--indicator {
  background: var(--efo-success);
  color: #fff;
}

.efo-steps__text.efo-steps__text--indicator {
  font-size: 0.75rem;
  color: var(--efo-text-sub);
  white-space: nowrap;
}

.efo-steps__item--active .efo-steps__text.efo-steps__text--indicator {
  color: var(--efo-primary);
  font-weight: 600;
}

.efo-steps__connector.efo-steps__connector--indicator {
  width: 60px;
  height: 2px;
  background: #e5e7eb;
  margin: 0 0.5rem;
  margin-bottom: 1.25rem;
}

.efo-steps__item--completed + .efo-steps__item .efo-steps__connector--indicator,
.efo-steps__item--completed .efo-steps__connector--indicator {
  background: var(--efo-success);
}

/* ============================================
   フォーム共通
   ============================================ */
.efo-form.efo-form--base {
  max-width: 640px;
  margin: 0 auto;
}

.efo-form__group.efo-form__group--base {
  margin-bottom: 1.5rem;
}

.efo-form__label.efo-form__label--base {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--efo-text);
}

.efo-form__badge.efo-form__badge--required {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  background: var(--efo-error);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: 3px;
  line-height: 1.4;
}

.efo-form__badge.efo-form__badge--optional {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  background: #9ca3af;
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: 3px;
  line-height: 1.4;
}

.efo-form__input.efo-form__input--base,
.efo-form__textarea.efo-form__textarea--base,
.efo-form__select.efo-form__select--base {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--efo-text);
  background: #fff;
  border: 2px solid var(--efo-border);
  border-radius: var(--efo-radius);
  transition: border-color var(--efo-transition), box-shadow var(--efo-transition);
  box-sizing: border-box;
  -webkit-appearance: none;
  appearance: none;
}

.efo-form__input.efo-form__input--base:focus,
.efo-form__textarea.efo-form__textarea--base:focus,
.efo-form__select.efo-form__select--base:focus {
  outline: none;
  border-color: var(--efo-border-focus);
  box-shadow: 0 0 0 3px rgba(0, 128, 202, 0.15);
}

.efo-form__input.efo-form__input--base::placeholder,
.efo-form__textarea.efo-form__textarea--base::placeholder {
  color: #9ca3af;
}

.efo-form__textarea.efo-form__textarea--base {
  min-height: 120px;
  resize: vertical;
}

.efo-form__select.efo-form__select--base {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23666'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* バリデーション状態 */
.efo-form__group--error .efo-form__input.efo-form__input--base,
.efo-form__group--error .efo-form__textarea.efo-form__textarea--base,
.efo-form__group--error .efo-form__select.efo-form__select--base {
  border-color: var(--efo-error);
  background-color: var(--efo-error-bg);
}

.efo-form__group--valid .efo-form__input.efo-form__input--base,
.efo-form__group--valid .efo-form__textarea.efo-form__textarea--base,
.efo-form__group--valid .efo-form__select.efo-form__select--base {
  border-color: var(--efo-success);
}

.efo-form__error.efo-form__error--base {
  display: none;
  margin-top: 0.375rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--efo-error);
  background: var(--efo-error-bg);
  border-radius: 4px;
  line-height: 1.4;
}

.efo-form__hint.efo-form__hint--base {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: var(--efo-text-sub);
}

/* ============================================
   ボタン
   ============================================ */
.efo-form__actions.efo-form__actions--base {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  justify-content: center;
}

.efo-form__btn.efo-form__btn--submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-width: 200px;
  padding: 1rem 2rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--efo-primary), var(--efo-primary-dark));
  border: none;
  border-radius: var(--efo-radius);
  cursor: pointer;
  transition: transform var(--efo-transition), box-shadow var(--efo-transition);
  box-shadow: 0 4px 14px rgba(0, 128, 202, 0.3);
}

.efo-form__btn.efo-form__btn--submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 128, 202, 0.4);
}

.efo-form__btn.efo-form__btn--submit:active {
  transform: translateY(0);
}

.efo-form__btn.efo-form__btn--back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  padding: 1rem 2rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--efo-text-sub);
  background: #fff;
  border: 2px solid var(--efo-border);
  border-radius: var(--efo-radius);
  cursor: pointer;
  transition: border-color var(--efo-transition), color var(--efo-transition);
}

.efo-form__btn.efo-form__btn--back:hover {
  border-color: var(--efo-text-sub);
  color: var(--efo-text);
}

.efo-form__btn.efo-form__btn--save {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  color: var(--efo-text-sub);
  background: transparent;
  border: 1px solid var(--efo-border);
  border-radius: var(--efo-radius);
  cursor: pointer;
  transition: background var(--efo-transition);
}

.efo-form__btn.efo-form__btn--save:hover {
  background: var(--efo-bg);
}

/* ============================================
   確認画面
   ============================================ */
.efo-confirm.efo-confirm--base {
  max-width: 640px;
  margin: 0 auto;
}

.efo-confirm__table.efo-confirm__table--base {
  width: 100%;
  border-collapse: collapse;
}

.efo-confirm__table.efo-confirm__table--base th,
.efo-confirm__table.efo-confirm__table--base td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid #e5e7eb;
  font-size: 0.9375rem;
}

.efo-confirm__table.efo-confirm__table--base th {
  width: 35%;
  background: var(--efo-bg);
  font-weight: 600;
  color: var(--efo-text);
  vertical-align: top;
}

.efo-confirm__table.efo-confirm__table--base td {
  color: var(--efo-text);
  word-break: break-word;
}

/* ============================================
   完了画面
   ============================================ */
.efo-thanks.efo-thanks--base {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  padding: 3rem 1.5rem;
}

.efo-thanks__icon.efo-thanks__icon--base {
  width: 72px;
  height: 72px;
  margin: 0 auto 1.5rem;
  background: var(--efo-success-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.efo-thanks__icon.efo-thanks__icon--base svg {
  width: 36px;
  height: 36px;
  color: var(--efo-success);
}

.efo-thanks__title.efo-thanks__title--base {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--efo-text);
  margin-bottom: 1rem;
}

.efo-thanks__text.efo-thanks__text--base {
  font-size: 0.9375rem;
  color: var(--efo-text-sub);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.efo-thanks__btn.efo-thanks__btn--home {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--efo-primary);
  background: #fff;
  border: 2px solid var(--efo-primary);
  border-radius: var(--efo-radius);
  text-decoration: none;
  transition: background var(--efo-transition), color var(--efo-transition);
}

.efo-thanks__btn.efo-thanks__btn--home:hover {
  background: var(--efo-primary);
  color: #fff;
}

/* ============================================
   フローティングフォーム（パターン2）
   ============================================ */
.efo-float.efo-float--sidebar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9000;
  width: 340px;
  transition: transform 0.3s ease;
}

.efo-float.efo-float--sidebar.efo-float--collapsed {
  transform: translateY(-50%) translateX(calc(100% - 44px));
}

.efo-float__toggle.efo-float__toggle--sidebar {
  position: absolute;
  left: -44px;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 120px;
  background: var(--efo-primary);
  color: #fff;
  border: none;
  border-radius: var(--efo-radius) 0 0 var(--efo-radius);
  cursor: pointer;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  box-shadow: -2px 0 8px rgba(0,0,0,0.15);
  transition: background var(--efo-transition);
}

.efo-float__toggle.efo-float__toggle--sidebar:hover {
  background: var(--efo-primary-dark);
}

.efo-float__body.efo-float__body--sidebar {
  background: #fff;
  border-radius: var(--efo-radius) 0 0 var(--efo-radius);
  box-shadow: var(--efo-shadow-lg);
  padding: 1.5rem;
  max-height: 80vh;
  overflow-y: auto;
}

.efo-float__title.efo-float__title--sidebar {
  font-size: 1rem;
  font-weight: 700;
  color: var(--efo-text);
  margin: 0 0 0.5rem;
  text-align: center;
}

.efo-float__subtitle.efo-float__subtitle--sidebar {
  font-size: 0.8125rem;
  color: var(--efo-text-sub);
  text-align: center;
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.efo-float .efo-form__input.efo-form__input--base,
.efo-float .efo-form__textarea.efo-form__textarea--base {
  font-size: 0.875rem;
  padding: 0.625rem 0.75rem;
}

.efo-float .efo-form__group.efo-form__group--base {
  margin-bottom: 1rem;
}

.efo-float .efo-form__label.efo-form__label--base {
  font-size: 0.8125rem;
}

.efo-float .efo-form__textarea.efo-form__textarea--base {
  min-height: 80px;
}

.efo-float .efo-form__btn.efo-form__btn--submit {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
}

/* ============================================
   プログレスバー（アンケート用）
   ============================================ */
.efo-progress.efo-progress--bar {
  margin-bottom: 1.5rem;
}

.efo-progress__track.efo-progress__track--bar {
  width: 100%;
  height: 6px;
  background: #e5e7eb;
  border-radius: 3px;
  overflow: hidden;
}

.efo-progress__fill.efo-progress__fill--bar {
  height: 100%;
  background: linear-gradient(90deg, var(--efo-secondary), var(--efo-primary));
  border-radius: 3px;
  transition: width 0.4s ease;
  width: 33.33%;
}

.efo-progress__text.efo-progress__text--bar {
  font-size: 0.75rem;
  color: var(--efo-text-sub);
  text-align: right;
  margin-top: 0.375rem;
}

/* ============================================
   アンケート選択肢
   ============================================ */
.efo-choices.efo-choices--radio,
.efo-choices.efo-choices--checkbox {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.efo-choices__item.efo-choices__item--radio,
.efo-choices__item.efo-choices__item--checkbox {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  background: #fff;
  border: 2px solid var(--efo-border);
  border-radius: var(--efo-radius);
  cursor: pointer;
  transition: border-color var(--efo-transition), background var(--efo-transition);
}

.efo-choices__item.efo-choices__item--radio:hover,
.efo-choices__item.efo-choices__item--checkbox:hover {
  border-color: var(--efo-primary);
  background: rgba(0, 128, 202, 0.03);
}

.efo-choices__item--selected.efo-choices__item--radio,
.efo-choices__item--selected.efo-choices__item--checkbox {
  border-color: var(--efo-primary);
  background: rgba(0, 128, 202, 0.05);
}

.efo-choices__input.efo-choices__input--radio,
.efo-choices__input.efo-choices__input--checkbox {
  width: 20px;
  height: 20px;
  accent-color: var(--efo-primary);
  flex-shrink: 0;
}

.efo-choices__text.efo-choices__text--radio,
.efo-choices__text.efo-choices__text--checkbox {
  font-size: 0.9375rem;
  color: var(--efo-text);
  line-height: 1.4;
}

/* ============================================
   復元バナー
   ============================================ */
.efo-restore-banner.efo-restore-banner--visible {
  margin-bottom: 1rem;
  padding: 1rem 1.25rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--efo-radius);
  animation: efoSlideDown 0.3s ease;
}

.efo-restore-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.efo-restore-banner__text {
  font-size: 0.875rem;
  color: #1e40af;
  margin: 0;
}

.efo-restore-banner__actions {
  display: flex;
  gap: 0.5rem;
}

.efo-restore-banner__btn.efo-restore-banner__btn--restore {
  padding: 0.375rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #fff;
  background: var(--efo-primary);
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.efo-restore-banner__btn.efo-restore-banner__btn--dismiss {
  padding: 0.375rem 1rem;
  font-size: 0.8125rem;
  color: var(--efo-text-sub);
  background: #fff;
  border: 1px solid var(--efo-border);
  border-radius: 4px;
  cursor: pointer;
}

/* ============================================
   トースト
   ============================================ */
.efo-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 0.75rem 1.5rem;
  border-radius: var(--efo-radius);
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 100000;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.efo-toast--success {
  background: var(--efo-success);
  color: #fff;
}

.efo-toast--error {
  background: var(--efo-error);
  color: #fff;
}

.efo-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   ハニーポット（非表示）
   ============================================ */
.efo-form__hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
  tabindex: -1;
}

/* ============================================
   アニメーション
   ============================================ */
@keyframes efoSlideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   レスポンシブ: タブレット
   ============================================ */
@media screen and (max-width: 768px) {
  .efo-float.efo-float--sidebar {
    position: fixed;
    right: 0;
    bottom: 0;
    top: auto;
    left: 0;
    width: 100%;
    transform: translateY(0);
    border-radius: var(--efo-radius) var(--efo-radius) 0 0;
  }

  .efo-float.efo-float--sidebar.efo-float--collapsed {
    transform: translateY(calc(100% - 52px));
  }

  .efo-float__toggle.efo-float__toggle--sidebar {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    width: 100%;
    height: 52px;
    writing-mode: horizontal-tb;
    border-radius: var(--efo-radius) var(--efo-radius) 0 0;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.15);
  }

  .efo-float__body.efo-float__body--sidebar {
    border-radius: 0;
    max-height: 60vh;
    padding: 1.25rem;
  }

  .efo-steps__connector.efo-steps__connector--indicator {
    width: 30px;
  }

  .efo-confirm__table.efo-confirm__table--base th,
  .efo-confirm__table.efo-confirm__table--base td {
    display: block;
    width: 100%;
    padding: 0.5rem 1rem;
  }

  .efo-confirm__table.efo-confirm__table--base th {
    border-bottom: none;
    padding-bottom: 0.25rem;
    font-size: 0.8125rem;
  }

  .efo-confirm__table.efo-confirm__table--base td {
    padding-top: 0;
  }

  .efo-form__actions.efo-form__actions--base {
    flex-direction: column-reverse;
  }

  .efo-form__btn.efo-form__btn--submit,
  .efo-form__btn.efo-form__btn--back {
    width: 100%;
  }

  .efo-restore-banner__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================
   レスポンシブ: スマートフォン
   ============================================ */
@media screen and (max-width: 480px) {
  .efo-form__input.efo-form__input--base,
  .efo-form__textarea.efo-form__textarea--base,
  .efo-form__select.efo-form__select--base {
    font-size: 16px; /* iOS ズーム防止 */
    padding: 0.625rem 0.75rem;
  }

  .efo-steps__circle.efo-steps__circle--indicator {
    width: 30px;
    height: 30px;
    font-size: 0.75rem;
  }

  .efo-steps__text.efo-steps__text--indicator {
    font-size: 0.6875rem;
  }

  .efo-thanks__title.efo-thanks__title--base {
    font-size: 1.25rem;
  }
}