@charset "UTF-8";
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
:root {
  --color-text: #1f2328;
  --color-subtext: #5b6573;
  --color-line: #e6eaf0;
  --color-bg: #ffffff;
  --color-bg-soft: #f6f8fb;
  --color-bg-soft-2: #f9fbff;
  --color-accent: #315efb;
  --color-accent-soft: #edf2ff;
  --color-dark: #0d1117;
  --color-danger: #c92a2a;
  --shadow-soft: 0 10px 30px rgba(26, 38, 63, 0.06);
  --radius-xl: 28px;
  --radius-lg: 22px;
}
body {
  margin: 0;
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
  color: var(--color-text);
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.contact-header__inner,
.contact-hero__inner,
.contact-form-section__inner {
  width: min(980px, calc(100% - 40px));
  margin: 0 auto;
}
.contact-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.88);
  border-bottom: 1px solid rgba(230,234,240,.9);
  backdrop-filter: blur(12px);
}
.contact-header__inner {
  min-height: 74px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.contact-header__logo {
  font-weight: 800;
  font-size: 18px;
}
.contact-header__back {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  font: inherit;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 9999px;
  border: 1px solid var(--color-line);
  background: #fff;
  font-weight: 700;
}
.contact-main { padding-bottom: 80px; }
.contact-hero {
  padding: 72px 0 36px;
}
.contact-hero__label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 9999px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}
.contact-hero__title {
  margin: 18px 0 0;
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1.2;
}
.contact-hero__text {
  margin: 18px 0 0;
  max-width: 760px;
  color: var(--color-subtext);
}
.contact-form-section { padding-top: 10px; }
.contact-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}
.contact-steps__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--color-line);
  color: var(--color-subtext);
  font-weight: 700;
  box-shadow: var(--shadow-soft);
}
.contact-steps__item span {
  width: 30px;
  height: 30px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background: var(--color-bg-soft);
  color: var(--color-subtext);
  font-size: 12px;
  font-weight: 800;
}
.contact-steps__item.is-current {
  border-color: #d7e3ff;
  background: #f7faff;
  color: var(--color-text);
}
.contact-steps__item.is-current span,
.contact-steps__item.is-done span {
  background: var(--color-accent);
  color: #fff;
}
.contact-alert {
  margin-bottom: 20px;
  padding: 18px 20px;
  border-radius: 18px;
  border: 1px solid #ffd7d7;
  background: #fff5f5;
}
.contact-alert__title { margin: 0 0 8px; font-weight: 800; }
.contact-alert ul { margin: 0; padding-left: 20px; }
.contact-form,
.confirm-box {
  padding: 32px;
  border-radius: var(--radius-xl);
  background: #fff;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: start;
}
.contact-field + .contact-field,
.contact-grid + .contact-field,
.contact-field + .contact-grid {
  margin-top: 22px;
}
@media (min-width: 768px) {
  .contact-grid {
    align-items: start;
  }

  .contact-grid > .contact-field {
    margin-top: 0 !important;
  }
}
.contact-label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  margin-bottom: 12px;
  font-weight: 800;
  line-height: 1.4;
}
.contact-required {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 22px;
  margin-left: 0;
  padding: 2px 8px;
  border-radius: 9999px;
  background: #fff1f1;
  color: var(--color-danger);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
}
.contact-input,
.contact-select,
.contact-textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid #d9e1ee;
  background: #fff;
  color: var(--color-text);
  font: inherit;
}
.contact-input:focus,
.contact-select:focus,
.contact-textarea:focus {
  outline: none;
  border-color: #9bb5ff;
  box-shadow: 0 0 0 4px rgba(49,94,251,.08);
}
.contact-textarea { resize: vertical; min-height: 180px; }
.contact-radio-list,
.contact-checkbox-list {
  display: grid;
  gap: 12px;
}
.contact-radio,
.contact-check {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.contact-radio input,
.contact-check input {
  margin-top: 3px;
}

.contact-tel-accordion {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-6px);
  transition: max-height .32s ease, opacity .24s ease, transform .32s ease, margin-top .32s ease;
  margin-top: 0;
}
.contact-tel-accordion.is-open {
  max-height: 220px;
  opacity: 1;
  transform: translateY(0);
  margin-top: 16px;
}
.contact-tel-accordion__inner {
  padding: 16px;
  border: 1px solid var(--color-line);
  border-radius: 16px;
  background: #f8fbff;
}
.contact-note--field {
  margin-top: 8px;
  font-size: 13px;
}

.contact-field--agree {
  border-top: 1px solid var(--color-line);
  margin-top: 28px;
  padding-top: 28px;
}
.contact-note {
  margin: 10px 0 0;
  color: var(--color-subtext);
  font-size: 14px;
}

.contact-note a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  font-weight: 700;
}

.contact-note a:hover,
.contact-note a:focus-visible {
  color: #2445c7;
  text-decoration-thickness: 2px;
}
.contact-actions,
.confirm-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 32px;
}
.contact-actions--center { justify-content: center; }
.contact-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 0 28px;
  border: 0;
  border-radius: 9999px;
  background: var(--color-dark);
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, opacity .2s ease;
}
.contact-button:hover { opacity: .92; transform: translateY(-1px); }
.contact-button--ghost {
  background: #fff;
  color: var(--color-text);
  border: 1px solid var(--color-line);
}
.contact-button.is-disabled,
.contact-button:disabled {
  opacity: .6;
  pointer-events: none;
}
.contact-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.confirm-list {
  margin: 0;
}
.confirm-list__row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-line);
}
.confirm-list__row:first-child { padding-top: 0; }
.confirm-list__row:last-child { border-bottom: 0; padding-bottom: 0; }
.confirm-list dt {
  font-weight: 800;
}
.confirm-list dd {
  margin: 0;
  word-break: break-word;
}
@media (max-width: 767px) {
  .contact-header__inner,
  .contact-hero__inner,
  .contact-form-section__inner {
    width: min(100%, calc(100% - 28px));
  }
  .contact-header__inner {
    min-height: 64px;
  }
  .contact-header__logo {
    font-size: 15px;
    max-width: 190px;
  }
  .contact-header__back {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  font: inherit;
    min-height: 38px;
    padding: 0 12px;
    font-size: 12px;
  }
  .contact-hero {
    padding: 54px 0 26px;
  }
  .contact-grid,
  .contact-steps {
    grid-template-columns: 1fr;
  }
  .contact-form,
  .confirm-box {
    padding: 22px;
    border-radius: 22px;
  }
  .confirm-list__row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .contact-button {
    width: 100%;
  }
  .confirm-actions__form {
    width: 100%;
  }
}

@media (min-width: 768px) {
  
.contact-field--agree {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .contact-field--agree .contact-check {
    justify-content: center;
  }

  .contact-field--agree .contact-note {
    text-align: center;
  }
}