.page-contact {
  --pc-line: rgba(255, 255, 255, 0.12);
  --pc-ink: rgba(255, 255, 255, 0.75);

  background-color: var(--space-blue);
  color: var(--white);
  overflow-x: clip;
}

.page-contact__visual-top {
  height: 260px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 42px), 0 100%);
  background: var(--ocean-depth);
}

.page-contact__visual-top img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.1);
}

.page-contact__container {
  width: min(1320px, 100% - 40px);
  margin: 0 auto;
  padding: 0 0 96px;
  position: relative;
}

.page-contact .breadcrumbs {
  margin: 32px 0 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--rock-gray);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.06em;
}

.page-contact .breadcrumbs a {
  color: var(--cold-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-contact .breadcrumbs a:hover {
  color: var(--neon-green);
}

.page-contact .breadcrumbs [aria-current="page"] {
  color: var(--white);
  text-transform: uppercase;
}

.page-contact__introduction {
  padding: 72px 0 56px;
  position: relative;
  border-top: 1px solid var(--pc-line);
  margin-top: 40px;
  background-image:
    linear-gradient(rgba(198, 255, 61, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(198, 255, 61, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
}

.page-contact__introduction .eyebrow {
  margin-bottom: 24px;
  color: var(--orange-red);
}

.page-contact__introduction h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.75rem, 9vw, 6.5rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--white);
  margin: 0 0 24px;
  position: relative;
}

.page-contact__introduction .lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--rock-gray);
  max-width: 56ch;
  margin-top: 12px;
  border-left: 3px solid var(--neon-green);
  padding-left: 18px;
}

.page-contact__vertical-note {
  position: absolute;
  top: 12px;
  right: 0;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--neon-green);
  text-transform: uppercase;
}

.page-contact__channels {
  padding: 72px 0 48px;
}

.page-contact__channels .section-head {
  margin-bottom: 8px;
}

.page-contact__channels .section-title {
  color: var(--white);
}

.page-contact__desk {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact__card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--neon-green);
  padding: 28px 22px 26px;
  position: relative;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.page-contact__card:hover,
.page-contact__card:focus-within {
  transform: translateX(8px);
  border-color: var(--neon-green);
  background: rgba(198, 255, 61, 0.06);
}

.page-contact__card-index {
  position: absolute;
  top: 16px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--cold-gray);
}

.page-contact__card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  color: var(--white);
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}

.page-contact__mono {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.4vw, 1.3rem);
  color: var(--neon-green);
  margin: 0 0 16px;
  line-height: 1.6;
  word-break: break-all;
  letter-spacing: 0.02em;
}

.page-contact__mono--phone {
  color: var(--orange-red);
  font-size: clamp(1.4rem, 4vw, 1.8rem);
  letter-spacing: 0.06em;
}

.page-contact__mono--addr {
  font-size: clamp(0.92rem, 2.4vw, 1rem);
  letter-spacing: 0.01em;
}

.page-contact__card-note {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--rock-gray);
  margin: 0;
}

.page-contact__slant {
  height: 10px;
  margin-top: 44px;
  background: linear-gradient(90deg, var(--neon-green) 0%, transparent 32%, var(--orange-red) 68%, transparent 100%);
  clip-path: polygon(0 0, 100% 0, calc(100% - 30px) 100%, 30px 100%);
}

.page-contact__response {
  padding: 72px 0 88px;
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-contact__response-emphasis {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.3;
  color: var(--white);
  margin: 24px 0 28px;
}

.page-contact__response-num {
  color: var(--neon-green);
  font-family: var(--font-mono);
  font-size: 1.25em;
  display: inline-block;
  margin: 0 4px;
}

.page-contact__response-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact__response-list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--pc-ink);
}

.page-contact__response-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--neon-green);
  font-family: var(--font-mono);
}

.page-contact__response-note {
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--cold-gray);
  border-top: 1px solid var(--pc-line);
  padding-top: 20px;
  margin: 0;
}

.page-contact__response-stats {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.page-contact__response-stats li {
  flex: 1 1 100px;
  min-width: 110px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 18px;
  text-align: center;
}

.page-contact__stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--neon-green);
  margin-bottom: 4px;
}

.page-contact__stat-label {
  font-size: 0.75rem;
  color: var(--cold-gray);
}

.page-contact__response-visual {
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 6%, 100% 94%, 0 100%);
  background: var(--ocean-depth);
}

.page-contact__response-visual img {
  width: 100%;
  height: auto;
  display: block;
}

.page-contact__others {
  padding: 16px 0 0;
}

.page-contact__others .section-head {
  margin-bottom: 20px;
}

.page-contact__others .section-title {
  color: var(--white);
}

.page-contact__others-lead {
  font-size: 0.95rem;
  color: var(--rock-gray);
  margin: 0 0 28px;
  max-width: 54ch;
  line-height: 1.75;
}

.page-contact__entry-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact__entry {
  position: relative;
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 28px 24px 26px;
  text-decoration: none;
  color: inherit;
  transition: background var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}

.page-contact__entry:hover,
.page-contact__entry:focus {
  background: rgba(198, 255, 61, 0.07);
  border-color: var(--neon-green);
  transform: translateY(-4px);
}

.page-contact__entry-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--orange-red);
  letter-spacing: 0.12em;
}

.page-contact__entry h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--white);
  margin: 10px 0 12px;
}

.page-contact__entry p {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--rock-gray);
  margin: 0 28px 0 0;
}

.page-contact__entry-arrow {
  position: absolute;
  right: 20px;
  bottom: 22px;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--neon-green);
  transition: transform var(--transition-fast);
}

.page-contact__entry:hover .page-contact__entry-arrow {
  transform: translateX(6px);
}

.page-contact__quick-index {
  margin-top: 52px;
  border-top: 1px solid var(--pc-line);
  padding-top: 32px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact__quick-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--cold-gray);
  margin: 0;
  text-transform: uppercase;
}

.page-contact__quick-list {
  margin: 0;
  padding: 0;
}

.page-contact__quick-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px dashed var(--pc-line);
}

.page-contact__quick-item dt {
  font-size: 0.875rem;
  color: var(--rock-gray);
}

.page-contact__quick-item dd {
  margin: 0;
}

.page-contact__quick-item a {
  color: var(--white);
  font-size: 0.875rem;
  text-decoration: none;
  font-family: var(--font-mono);
  transition: color var(--transition-fast);
}

.page-contact__quick-item a:hover {
  color: var(--neon-green);
}

@media (min-width: 600px) {
  .page-contact__response-stats li {
    flex: 1;
  }
}

@media (min-width: 900px) {
  .page-contact__visual-top {
    height: 460px;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 72px), 0 100%);
  }

  .page-contact__introduction {
    padding: 96px 0 72px;
  }

  .page-contact__introduction .lead {
    font-size: 1.06rem;
  }

  .page-contact__desk {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    margin-top: 44px;
  }

  .page-contact__card {
    grid-column: span 4;
    padding: 36px 28px 32px;
  }

  .page-contact__card:nth-child(2) {
    margin-top: 56px;
  }

  .page-contact__card:nth-child(3) {
    margin-top: 112px;
  }

  .page-contact__response {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    padding: 96px 0 112px;
  }

  .page-contact__response-visual {
    clip-path: polygon(0 0, 100% 8%, 100% 92%, 0 100%);
  }

  .page-contact__others-lead {
    max-width: 60ch;
  }

  .page-contact__entry-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-contact__quick-index {
    grid-template-columns: 1fr 3fr;
    align-items: start;
  }
}