.page-contact {
  --rail-width: 360px;
  --flow-gap: 26px;
}

.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--header-h) + 48px) 0 56px;
  background:
    radial-gradient(120% 110% at 6% 0%, rgba(255, 106, 26, 0.18), transparent 56%),
    radial-gradient(90% 90% at 100% 100%, rgba(36, 224, 176, 0.10), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, var(--deep) 100%);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gray);
}

.page-contact .breadcrumb__item a {
  color: var(--gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .breadcrumb__item a:hover,
.page-contact .breadcrumb__item a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(154, 166, 178, 0.5);
}

.page-contact .breadcrumb__current {
  color: var(--orange);
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: end;
}

.page-contact .hero-copy .eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--orange);
}

.page-contact .hero-copy h1 {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .hero-copy .lede {
  max-width: 40ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.78);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .hero-stat {
  padding: 18px 16px;
  background: var(--glass);
  backdrop-filter: blur(8px);
}

.page-contact .hero-stat dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-contact .hero-stat dd {
  margin: 0;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .hero-stat .num {
  color: var(--cyan);
}

.page-contact .hero-stat--sand .num {
  color: var(--sand);
}

.page-contact .contact-body {
  padding: 56px 0 96px;
}

.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-contact .contact-rail {
  min-width: 0;
}

.page-contact .rail-shell {
  padding: 20px;
  border-radius: var(--r-lg);
  background: var(--glass);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.page-contact .rail-media {
  margin: 0 0 24px;
  overflow: hidden;
  border-radius: var(--r-md);
}

.page-contact .rail-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .rail-title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .channel {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 14px 15px;
  border-radius: var(--r-md);
  background: rgba(7, 11, 18, 0.28);
  border: 1px solid var(--line-soft);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  transform: translateY(-3px);
  border-color: var(--line);
  background: rgba(7, 11, 18, 0.42);
}

.page-contact .channel__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--r-sm);
  color: var(--orange);
  background: rgba(255, 106, 26, 0.14);
  border: 1px solid rgba(255, 106, 26, 0.32);
}

.page-contact .channel__body {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-contact .channel__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-contact .channel__value {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel__value.num {
  font-family: var(--font-num);
  letter-spacing: 0.02em;
}

.page-contact .channel__hint {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(154, 166, 178, 0.92);
}

.page-contact .rail-note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

.page-contact .contact-flow {
  display: grid;
  gap: 56px;
  min-width: 0;
}

.page-contact .issue {
  min-width: 0;
}

.page-contact .issue__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-bottom: 24px;
}

.page-contact .issue__index {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .issue__intro h2 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .issue__lead {
  max-width: 46ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.76);
}

.page-contact .issue-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
}

.page-contact .issue-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .step-list > li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 16px 17px;
  border-radius: var(--r-md);
  background: var(--glass);
  border: 1px solid var(--line-soft);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-contact .step-list > li:hover {
  transform: translateX(4px);
  border-color: var(--line);
  background: var(--glass-strong);
}

.page-contact .step__num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  font-size: 13px;
  color: var(--deep);
  background: var(--sand);
}

.page-contact .step__body strong {
  display: block;
  margin-bottom: 5px;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.72);
}

.page-contact .issue-more {
  margin-top: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(7, 11, 18, 0.26);
  overflow: hidden;
}

.page-contact .issue-more summary {
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
  cursor: pointer;
  list-style: none;
}

.page-contact .issue-more summary::-webkit-details-marker {
  display: none;
}

.page-contact .issue-more summary::before {
  content: "＋";
  display: inline-block;
  margin-right: 10px;
  color: var(--orange-2);
}

.page-contact .issue-more[open] summary::before {
  content: "－";
}

.page-contact .issue-more summary:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.page-contact .issue-more__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .issue-more__body p {
  margin: 16px 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.74);
}

.page-contact .dot-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .dot-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.74);
}

.page-contact .dot-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact .field-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--line-soft);
}

.page-contact .field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 18px;
  background: var(--deep);
  transition: background 0.18s var(--ease);
}

.page-contact .field-row:hover {
  background: var(--night);
}

.page-contact .field-row__name {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .field-row__hint {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.74);
}

.page-contact .flow-note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--sand);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.7);
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .partner-card {
  padding: 22px 20px;
}

.page-contact .partner-card h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .reply-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--line-soft);
}

.page-contact .reply-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 6px 16px;
  padding: 16px 18px;
  background: var(--glass);
  transition: background 0.18s var(--ease);
}

.page-contact .reply-row:hover {
  background: var(--glass-strong);
}

.page-contact .reply-row__type {
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .reply-row__time {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gray);
  white-space: nowrap;
}

.page-contact .reply-row__time.num {
  font-family: var(--font-num);
}

.page-contact .reply-row__note {
  grid-column: 1 / -1;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(154, 166, 178, 0.92);
}

.page-contact .link-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .link-card {
  display: block;
  padding: 20px 20px 22px;
  text-decoration: none;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .link-card:hover,
.page-contact .link-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--orange);
  outline: none;
}

.page-contact .link-card__title {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--graphite);
}

.page-contact .link-card__desc {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: #4a5666;
}

@media (min-width: 640px) {
  .page-contact .hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .field-row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .partner-grid,
  .page-contact .link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-hero {
    padding-top: calc(var(--header-h) + 72px);
  }

  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 64px;
  }

  .page-contact .contact-grid {
    grid-template-columns: var(--rail-width) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .issue__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    gap: 32px;
    align-items: center;
  }

  .page-contact .issue--links .issue__head {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .link-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .step-list > li,
  .page-contact .link-card {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within,
  .page-contact .step-list > li:hover,
  .page-contact .link-card:hover,
  .page-contact .link-card:focus-visible {
    transform: none;
  }
}