/* ===========================
   Form Pages Stylesheet
   =========================== */

.form-page {
  background: var(--color-cream-light);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ============================
   Form Header
   ============================ */
.form-header {
  background: var(--color-white);
  padding: 20px 0;
  border-bottom: 1px solid var(--color-line);
}
.form-header__logo {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  text-decoration: none;
  color: inherit;
}
.form-header__logo-sub {
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--color-terracotta);
  font-weight: 500;
}
.form-header__logo-main {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-dark-green);
  letter-spacing: 0.08em;
}

/* ============================
   Form Main
   ============================ */
.form-main {
  flex: 1;
  padding: 56px 0 80px;
}

/* ============================
   Form Intro
   ============================ */
.form-intro {
  text-align: center;
  margin-bottom: 48px;
}
.form-intro__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-terracotta);
  background: var(--color-cream);
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.form-intro__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 5vw, 38px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-dark-green);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}
.form-intro__lead {
  font-size: 16px;
  line-height: 2;
  color: var(--color-text-light);
}

/* ============================
   Form Info Box
   ============================ */
.form-info {
  background: var(--color-white);
  border-radius: 8px;
  padding: 32px 36px;
  margin-bottom: 48px;
  border-top: 4px solid var(--color-dark-green);
}
.form-info dl {
  margin-bottom: 24px;
}
.form-info dl > div {
  display: flex;
  gap: 24px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--color-line);
}
.form-info dl > div:last-child {
  border-bottom: none;
}
.form-info dt {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark-green);
  flex-shrink: 0;
  width: 80px;
  letter-spacing: 0.1em;
}
.form-info dd {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
  font-weight: 500;
}
.form-info dd small {
  display: inline-block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 400;
}
.form-info__bonus {
  background: var(--color-cream);
  padding: 16px 20px;
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
  border-left: 3px solid var(--color-terracotta);
}
.form-info__bonus strong {
  color: var(--color-dark-green);
}
.form-info__notes {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}
.form-info__notes li {
  position: relative;
  padding: 8px 0 8px 22px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--color-text-light);
}
.form-info__notes li::before {
  content: "※";
  position: absolute;
  left: 0;
  color: var(--color-terracotta);
  font-weight: 700;
}
.form-info__notes strong {
  color: var(--color-dark-green);
}
.form-info__notice {
  background: var(--color-sage-light);
  padding: 14px 18px;
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-dark-green);
  margin-top: 16px;
  text-align: center;
}
.form-info__notice strong {
  color: var(--color-dark-green);
}
@media (max-width: 640px) {
  .form-info {
    padding: 24px 20px;
  }
  .form-info dt {
    width: 64px;
    font-size: 13px;
  }
}

/* ============================
   Form
   ============================ */
.form {
  background: var(--color-white);
  border-radius: 8px;
  padding: 48px 40px;
  box-shadow: 0 6px 20px rgba(31, 61, 46, 0.06);
}
.form-field {
  margin-bottom: 32px;
  border: none;
  padding: 0;
}
.form-field--short {
  max-width: 240px;
}
.form-field--highlight {
  background: var(--color-cream);
  padding: 24px;
  border-radius: 6px;
  border-left: 3px solid var(--color-terracotta);
}
.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-dark-green);
  margin-bottom: 10px;
  line-height: 1.7;
}
.form-label--bold {
  font-size: 16px;
}
.form-required {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-terracotta);
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 8px;
  letter-spacing: 0.05em;
  vertical-align: middle;
}
.form-optional {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-cream);
  padding: 2px 8px;
  border-radius: 3px;
  margin-left: 8px;
  letter-spacing: 0.05em;
  vertical-align: middle;
  border: 1px solid var(--color-line);
}
.form-hint {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-muted);
  margin-top: 4px;
  line-height: 1.6;
}

/* Input */
.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 16px; /* スマホで自動拡大されないように16px */
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-cream-light);
  border: 1px solid var(--color-line);
  border-radius: 6px;
  transition: border-color 0.2s, background-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-dark-green);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(45, 74, 62, 0.12);
}
.form-input:invalid:not(:placeholder-shown) {
  border-color: #c54838;
}
.form-textarea {
  resize: vertical;
  min-height: 100px;
}
.form-input-with-suffix {
  display: flex;
  align-items: center;
  gap: 10px;
}
.form-suffix {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-light);
}

/* Radio & Checkbox */
.form-radio-group,
.form-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.form-radio,
.form-checkbox {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--color-cream-light);
  border: 1px solid var(--color-line);
  border-radius: 6px;
  cursor: pointer;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  transition: background-color 0.15s, border-color 0.15s;
}
.form-radio:hover,
.form-checkbox:hover {
  background: var(--color-cream);
  border-color: var(--color-sage);
}
.form-radio input,
.form-checkbox input {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin: 1px 0 0 0;
  accent-color: var(--color-dark-green);
  cursor: pointer;
}
.form-radio input:checked + span,
.form-checkbox input:checked + span {
  color: var(--color-dark-green);
  font-weight: 500;
}
.form-radio:has(input:checked),
.form-checkbox:has(input:checked) {
  background: var(--color-sage-light);
  border-color: var(--color-dark-green);
}
.form-radio span,
.form-checkbox span {
  flex: 1;
}
.form-radio small,
.form-checkbox small {
  font-size: 13px;
  color: var(--color-terracotta-dark);
  font-weight: 500;
  margin-left: 8px;
}
.form-radio a,
.form-checkbox a {
  color: var(--color-terracotta-dark);
  text-decoration: underline;
}

/* Confirm section */
.form-confirm {
  background: var(--color-cream-light);
  padding: 24px;
  border-radius: 6px;
  margin-top: 40px;
}
.form-confirm .form-label {
  margin-bottom: 16px;
}

/* Submit */
.form-submit {
  text-align: center;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px dashed var(--color-line);
}
.form-submit .cta {
  width: 100%;
  max-width: 420px;
}
.form-submit__note {
  font-size: 13px;
  line-height: 1.9;
  color: var(--color-text-muted);
  margin-top: 20px;
}

/* Submit error/loading states */
.form.is-submitting .cta {
  opacity: 0.5;
  pointer-events: none;
}
.form-error {
  background: #fdf0ee;
  border: 1px solid #c54838;
  color: #8a2818;
  padding: 16px 20px;
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 24px;
}

/* Back link */
.form-back {
  text-align: center;
  margin-top: 40px;
}
.form-back__link {
  font-size: 14px;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.05em;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.form-back__link:hover {
  color: var(--color-dark-green);
  border-bottom-color: var(--color-dark-green);
}

@media (max-width: 640px) {
  .form {
    padding: 32px 20px;
  }
  .form-field--highlight {
    padding: 20px 16px;
  }
}

/* ============================
   Thanks Page
   ============================ */
.thanks-main {
  flex: 1;
  padding: 56px 0 80px;
}
.thanks-card {
  background: var(--color-white);
  border-radius: 8px;
  padding: 56px 48px;
  box-shadow: 0 6px 20px rgba(31, 61, 46, 0.06);
  text-align: center;
}
.thanks-card__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 32px;
  color: var(--color-dark-green);
}
.thanks-card__icon svg {
  width: 100%;
  height: 100%;
}
.thanks-card__title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 5vw, 36px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-dark-green);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.thanks-card__lead {
  font-size: 17px;
  line-height: 2;
  color: var(--color-text-light);
  margin-bottom: 48px;
}

/* Thanks Info */
.thanks-info {
  text-align: left;
  background: var(--color-cream-light);
  padding: 32px;
  border-radius: 6px;
  margin-bottom: 40px;
}
.thanks-info__title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-dark-green);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
  letter-spacing: 0.05em;
}
.thanks-info__steps {
  list-style: none;
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}
.thanks-info__steps li {
  counter-increment: step;
  position: relative;
  padding-left: 48px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text);
}
.thanks-info__steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  background: var(--color-dark-green);
  color: var(--color-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
}
.thanks-info__steps strong {
  color: var(--color-dark-green);
  font-size: 16px;
}
.thanks-info__note {
  background: var(--color-white);
  padding: 20px 24px;
  border-radius: 6px;
  border-left: 3px solid var(--color-terracotta);
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text);
}
.thanks-info__note strong {
  color: var(--color-dark-green);
  font-size: 15px;
}
.thanks-info__note p + p {
  margin-top: 12px;
}
.thanks-info__contact {
  margin-top: 8px !important;
}
.thanks-info__contact a {
  color: var(--color-dark-green);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.05em;
}

/* Thanks Next CTA */
.thanks-next {
  background: var(--color-dark-green);
  color: var(--color-cream);
  padding: 36px 32px;
  border-radius: 6px;
  text-align: center;
  margin-bottom: 32px;
}
.thanks-next__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
  line-height: 1.5;
}
.thanks-next__body {
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 24px;
  color: var(--color-sage);
}
.thanks-next__body strong {
  color: var(--color-cream);
  font-size: 16px;
}
.thanks-next .cta--secondary {
  background: transparent;
  color: var(--color-cream);
  border-color: var(--color-sage);
}
.thanks-next .cta--secondary:hover {
  background: var(--color-sage);
  color: var(--color-dark-green);
}

@media (max-width: 640px) {
  .thanks-card {
    padding: 36px 20px;
  }
  .thanks-info {
    padding: 24px 18px;
  }
  .thanks-info__steps li {
    padding-left: 44px;
  }
  .thanks-next {
    padding: 28px 20px;
  }
}