.page-contact {
  --pc-pad: 18px;
  --pc-line-soft: rgba(42, 61, 94, 0.72);
  --pc-cyan-line: rgba(69, 224, 208, 0.45);
  padding-bottom: 88px;
}

.page-contact .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 20px 0 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-contact .breadcrumb-link {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus-visible {
  color: var(--cyan);
}

.page-contact .breadcrumb-sep {
  color: var(--line);
}

.page-contact .breadcrumb-current {
  color: var(--mist);
}

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  margin-bottom: 44px;
  padding: 26px var(--pc-pad) 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(130% 95% at 100% 0%, rgba(12, 23, 48, 0.96) 0%, rgba(7, 10, 18, 0.99) 62%),
    var(--ink);
}

.page-contact .hero-glow {
  position: absolute;
  z-index: 0;
  top: -6%;
  right: -30%;
  width: 112%;
  max-width: 720px;
  height: auto;
  opacity: 0.2;
  object-fit: cover;
  border-radius: 44% 0 0 44%;
  pointer-events: none;
}

.page-contact .contact-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-contact .focus-lead {
  max-width: 58ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 7vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .focus-block {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .focus-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .focus-value {
  margin: 8px 0 16px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 4.6vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.page-contact .focus-value--mail {
  color: var(--gold);
}

.page-contact .focus-value--tel {
  color: var(--cyan);
}

.page-contact .copy-status {
  min-height: 22px;
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cyan);
}

.page-contact .contact-rail {
  padding: 20px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(20, 35, 63, 0.55);
}

.page-contact .rail-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .channel-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-contact .channel-list::-webkit-scrollbar {
  display: none;
}

.page-contact .channel-list li {
  flex: 0 0 auto;
}

.page-contact .channel-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(7, 10, 18, 0.5);
  color: var(--mist);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease), color 0.24s var(--ease);
}

.page-contact .channel-list a:hover,
.page-contact .channel-list a:focus-visible {
  border-color: var(--cyan);
  background: rgba(69, 224, 208, 0.1);
  color: var(--cyan);
}

.page-contact .channel-idx {
  font-size: 11px;
  color: var(--gold);
}

.page-contact .channel-meta {
  display: none;
  font-size: 11px;
  color: var(--muted);
}

.page-contact .rail-foot {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .section {
  padding: 0 0 54px;
}

.page-contact .section-head {
  margin-bottom: 22px;
}

.page-contact .feedback-grid {
  display: grid;
  gap: 20px;
}

.page-contact .feedback-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--steel);
}

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

.page-contact .media-caption {
  position: static;
  margin: 0;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--steel);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

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

.page-contact .step-item {
  position: relative;
  padding: 16px 18px 18px 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(20, 35, 63, 0.95), rgba(12, 23, 48, 0.95));
}

.page-contact .step-no {
  position: absolute;
  left: 18px;
  top: 17px;
  font-size: 15px;
  color: var(--gold);
}

.page-contact .step-item h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .step-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .coop-panel {
  background: linear-gradient(150deg, rgba(20, 35, 63, 0.96), rgba(7, 10, 18, 0.96));
}

.page-contact .coop-panel .paper-card-body p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .coop-panel .paper-card-body p:last-of-type {
  margin-bottom: 0;
}

.page-contact .subject-box {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px dashed var(--pc-cyan-line);
  border-radius: var(--radius-sm);
  background: rgba(69, 224, 208, 0.05);
}

.page-contact .subject-text {
  flex: 1 1 220px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
  overflow-wrap: anywhere;
}

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

.page-contact .flow-item {
  padding: 20px 18px;
  background: var(--steel);
}

.page-contact .flow-time {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--gold);
}

.page-contact .flow-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .paper-strip {
  display: grid;
  gap: 22px;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(245, 196, 81, 0.1), rgba(20, 35, 63, 0.88) 56%);
}

.page-contact .strip-label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .strip-value {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .strip-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .strip-block .strip-value + .strip-meta {
  margin-top: -6px;
}

.page-contact .next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 26px 0 0;
  font-size: 13.5px;
}

.page-contact .next-links a {
  color: var(--cyan);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(69, 224, 208, 0.3);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .next-links a:hover,
.page-contact .next-links a:focus-visible {
  color: var(--gold-soft);
  border-color: var(--gold-soft);
}

@media (min-width: 720px) {
  .page-contact {
    --pc-pad: 30px;
  }

  .page-contact .contact-hero {
    padding: 34px var(--pc-pad) 40px;
  }

  .page-contact .focus-lead {
    font-size: 16px;
  }

  .page-contact .step-item {
    padding: 20px 22px 22px 66px;
  }

  .page-contact .step-no {
    left: 22px;
    top: 21px;
  }
}

@media (min-width: 900px) {
  .page-contact .feedback-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 32px;
    align-items: start;
  }

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

  .page-contact .paper-strip {
    grid-template-columns: 1.45fr 1fr;
    gap: 36px;
    padding: 30px 32px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: 288px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .contact-rail {
    order: 1;
    position: sticky;
    top: 96px;
    padding: 22px 18px;
  }

  .page-contact .contact-focus {
    order: 2;
  }

  .page-contact .channel-list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-contact .channel-list a {
    border-radius: var(--radius-sm);
    white-space: normal;
  }

  .page-contact .channel-meta {
    display: inline;
    margin-left: auto;
    text-align: right;
  }

  .page-contact .hero-glow {
    top: -12%;
    right: -18%;
    width: 68%;
    opacity: 0.24;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-list a,
  .page-contact .next-links a,
  .page-contact .breadcrumb-link {
    transition: none;
  }
}