.page-contact{
  --contact-gap: clamp(56px, 8vw, 112px);
  --contact-radius: 3px;
  background: var(--abyss);
  color: var(--cream);
  padding-top: calc(var(--mobile-bar-h) + 20px);
  overflow-x: clip;
}

.page-contact .breadcrumbs{
  margin-bottom: 24px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-contact .breadcrumbs ol{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumbs li + li::before{
  content: "/";
  margin-right: 8px;
  color: var(--steel);
}

.page-contact .breadcrumbs a{
  color: var(--stone);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

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

/* ---------- hero ---------- */

.page-contact .contact-hero{
  position: relative;
  overflow: hidden;
  padding: 32px 0 56px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero__bg{
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero__bg img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .32;
}

.page-contact .contact-hero::after{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(115deg, rgba(6,19,32,.97) 0%, rgba(6,19,32,.86) 42%, rgba(13,42,66,.6) 78%, rgba(6,19,32,.95) 100%),
    repeating-linear-gradient(115deg, rgba(44,232,200,.06) 0 2px, transparent 2px 26px);
}

.page-contact .contact-hero__inner{
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__inner .label-en{
  color: var(--pulse);
  margin-bottom: 18px;
}

.page-contact .contact-hero h1{
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7.4vw, 76px);
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--cream);
}

.page-contact .contact-hero__lead{
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- shared section rhythm ---------- */

.page-contact .contact-section{
  padding: var(--contact-gap) 0 0;
}

.page-contact .contact-section__head{
  max-width: 62ch;
  margin-bottom: 36px;
}

.page-contact .contact-section__head h2{
  margin: 14px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--cream);
}

.page-contact .contact-section__sub{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .contact-section__head .label-en{
  color: var(--pulse);
}

/* ---------- channel cards ---------- */

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

.page-contact .channel-card{
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 22px;
  background: linear-gradient(160deg, var(--harbor) 0%, rgba(13,42,66,.72) 100%);
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  box-shadow: 0 1px 0 rgba(168,245,230,.05), 0 14px 30px -22px rgba(0,0,0,.9);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within{
  border-color: var(--pulse);
  transform: translateY(-3px);
  box-shadow: 0 18px 38px -24px rgba(44,232,200,.45);
}

.page-contact .channel-card--lead{
  background: linear-gradient(160deg, #0f3049 0%, var(--harbor) 60%, rgba(27,74,102,.85) 100%);
  border-color: rgba(44,232,200,.4);
}

.page-contact .channel-card__label{
  margin: 0;
  color: var(--mist);
  opacity: .8;
}

.page-contact .channel-card__title{
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-contact .channel-card__value{
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--lemon);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color var(--dur) var(--ease);
}

.page-contact .channel-card__value:hover{
  color: var(--pulse);
}

.page-contact .channel-card__value--text{
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.6;
  color: var(--mist);
  letter-spacing: 0;
}

.page-contact .channel-card__use{
  margin: 0;
  flex: 1;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .copy-btn{
  align-self: flex-start;
  margin-top: 4px;
  padding: 9px 16px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--pulse);
  background: transparent;
  border: 1px solid var(--steel);
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover{
  background: var(--pulse);
  border-color: var(--pulse);
  color: var(--abyss);
}

.page-contact .copy-btn[data-copied="true"]{
  background: var(--coral);
  border-color: var(--coral);
  color: var(--abyss);
}

.page-contact .copy-btn:focus-visible{
  outline: 2px solid var(--pulse);
  outline-offset: 2px;
}

/* ---------- guide ---------- */

.page-contact .contact-guide__inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .contact-guide__head h2{
  margin: 14px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 44px);
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--cream);
}

.page-contact .contact-guide__head .label-en{
  color: var(--pulse);
}

.page-contact .contact-guide__note{
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .contact-guide__tip{
  display: inline-block;
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--pulse);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .step-list{
  margin: 0;
  padding: 0;
  list-style: none;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .step{
  border-top: 1px solid var(--line-soft);
}

.page-contact .step__label{
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px 8px 20px 0;
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}

.page-contact .step__label:hover{
  background: rgba(27,74,102,.22);
}

.page-contact .step__input{
  position: absolute;
  top: 24px;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .step__num{
  position: relative;
  display: block;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  color: var(--lemon);
  transition: color var(--dur) var(--ease);
}

.page-contact .step__num::after{
  content: "✓";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 22px;
  color: var(--pulse);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .step__body{
  display: block;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .step__body strong{
  display: block;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--cream);
}

.page-contact .step__body span{
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--stone);
}

.page-contact .step__input:checked ~ .step__num{
  color: transparent;
}

.page-contact .step__input:checked ~ .step__num::after{
  opacity: 1;
}

.page-contact .step__input:checked ~ .step__body{
  opacity: .5;
}

.page-contact .step__input:focus-visible ~ .step__num{
  outline: 2px solid var(--pulse);
  outline-offset: 3px;
}

/* ---------- partnership ---------- */

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

.page-contact .deal-card{
  padding: 24px 22px;
  background: rgba(13,42,66,.5);
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .deal-card:hover{
  border-color: var(--steel);
  background: rgba(13,42,66,.8);
}

.page-contact .deal-card h3{
  margin: 14px 0 10px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--cream);
}

.page-contact .deal-card p{
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- hours ---------- */

.page-contact .hours-band{
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: clamp(24px, 4vw, 44px);
  background:
    linear-gradient(135deg, rgba(27,74,102,.55) 0%, rgba(6,19,32,.9) 70%),
    repeating-linear-gradient(90deg, rgba(44,232,200,.05) 0 1px, transparent 1px 46px);
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
}

.page-contact .hours-band__text h2{
  margin: 14px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--cream);
}

.page-contact .hours-band__text .label-en{
  color: var(--pulse);
}

.page-contact .hours-band__text p:last-child{
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .hours-stats{
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 0;
}

.page-contact .hours-stat{
  padding-top: 14px;
  border-top: 1px solid rgba(44,232,200,.28);
}

.page-contact .hours-stat dt{
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-contact .hours-stat dd{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 8px 0 0;
  font-family: var(--font-mono);
}

.page-contact .hours-stat__num{
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1;
  color: var(--lemon);
}

.page-contact .hours-stat__unit{
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--stone);
}

/* ---------- visit ---------- */

.page-contact .contact-visit__inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-contact .contact-visit__text h2{
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--cream);
}

.page-contact .contact-visit__text .label-en{
  color: var(--pulse);
}

.page-contact .contact-visit__addr{
  margin: 0 0 16px;
  padding-left: 12px;
  border-left: 2px solid var(--coral);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--lemon);
  overflow-wrap: anywhere;
}

.page-contact .contact-visit__text p{
  margin: 0 0 14px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--stone);
}

.page-contact .contact-visit__hint{
  padding: 12px 14px;
  background: rgba(27,74,102,.4);
  border-radius: 2px;
  color: var(--mist) !important;
  font-size: 14px !important;
}

.page-contact .contact-visit__media{
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  overflow: hidden;
  background: var(--harbor);
}

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

/* ---------- outro ---------- */

.page-contact .contact-outro{
  padding: var(--contact-gap) 0 clamp(64px, 9vw, 120px);
}

.page-contact .contact-outro__inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: end;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-outro h2{
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-contact .contact-outro p{
  margin: 0;
  max-width: 44ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .contact-outro__links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-outro__links .btn{
  font-size: 13px;
  text-decoration: none;
}

/* ---------- media queries ---------- */

@media (min-width: 640px){
  .page-contact .channel-grid{
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .channel-card--lead{
    grid-column: 1 / -1;
  }

  .page-contact .deal-grid{
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .hours-stats{
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-contact .contact-outro__inner{
    grid-template-columns: 1.1fr 1fr;
  }
}

@media (min-width: 900px){
  .page-contact{
    padding-top: 56px;
  }

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

  .page-contact .contact-guide__inner{
    grid-template-columns: 0.9fr 1.4fr;
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-guide__head{
    position: sticky;
    top: 96px;
  }

  .page-contact .contact-visit__inner{
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
  }

  .page-contact .hours-band{
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 1040px){
  .page-contact .channel-grid{
    grid-template-columns: 1.45fr 1fr 1fr;
    gap: 20px;
  }

  .page-contact .channel-card--lead{
    grid-column: auto;
  }

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

  .page-contact .channel-card{
    padding: 28px 24px 24px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .channel-card,
  .page-contact .copy-btn,
  .page-contact .step__body,
  .page-contact .step__num,
  .page-contact .step__num::after{
    transition: none;
  }

  .page-contact .channel-card:hover{
    transform: none;
  }
}
<<<END>>>