.page-contact{
  --ct-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --ct-pad: clamp(1.1rem, 3vw, 2.6rem);
  --ct-rule: rgba(30, 58, 86, .16);
  background: var(--ice);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero{
  padding-top: clamp(1.2rem, 3vw, 2.2rem);
  padding-bottom: clamp(2.4rem, 6vw, 4.8rem);
}
.page-contact .ct-hero__grid{
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: clamp(1.2rem, 3vw, 2rem);
}
.page-contact .ct-hero__lead h1{
  margin: .5rem 0 1rem;
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 6.4vw, 4.1rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--night);
}
.page-contact .ct-hero__lead .lede{
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  line-height: 1.85;
  color: var(--ink);
}
.page-contact .ct-hero__quick{
  list-style: none;
  margin: clamp(1.4rem, 3vw, 2rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ct-rule);
  border-top: 1px solid var(--ct-rule);
}
.page-contact .ct-hero__quick li{
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: .85rem 0;
  background: var(--ice);
}
.page-contact .ct-hero__k{
  font-family: var(--font-latin);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--rock);
}
.page-contact .mail-addr{
  font-family: var(--ct-mono);
  font-size: clamp(.92rem, 2.6vw, 1.08rem);
  color: var(--night);
  border-bottom: 1px solid var(--gold);
  word-break: break-all;
  line-height: 1.5;
}
.page-contact .mail-addr--sm{
  font-size: clamp(.85rem, 2.2vw, .98rem);
}
.page-contact .ct-hero__tel{
  font-family: var(--font-latin);
  font-size: clamp(1.35rem, 4.4vw, 1.7rem);
  letter-spacing: .06em;
  color: var(--night);
}
.page-contact .ct-hero__fig{
  margin: 0;
}
.page-contact .frame{
  position: relative;
  background:
    repeating-linear-gradient(115deg, rgba(30,58,86,.07) 0 1px, transparent 1px 14px),
    var(--dune);
  overflow: hidden;
}
.page-contact .frame__img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .ct-hero__fig .frame{
  aspect-ratio: 4 / 3;
}
.page-contact .figure__cap{
  margin-top: .7rem;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--rock);
}

/* ---------- 三条通道 ---------- */
.page-contact .ct-ways{
  padding-bottom: clamp(2.6rem, 6vw, 5rem);
}
.page-contact .ct-ways__head{
  display: grid;
  gap: .8rem;
  padding-bottom: clamp(1.6rem, 4vw, 2.6rem);
  border-bottom: 1px solid var(--ct-rule);
}
.page-contact .ct-ways__head h2{
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.55rem, 3.6vw, 2.4rem);
  line-height: 1.16;
  color: var(--night);
}
.page-contact .ct-ways__sub{
  margin: 0;
  color: var(--rock);
  line-height: 1.85;
}

.page-contact .ct-axis{
  list-style: none;
  margin: clamp(1.8rem, 4vw, 2.8rem) 0 0;
  padding: 0 0 0 var(--ct-pad);
  position: relative;
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
}
.page-contact .ct-axis::before{
  content: "";
  position: absolute;
  left: 0;
  top: .4rem;
  bottom: .4rem;
  width: 1px;
  background: var(--gold-line);
}

.page-contact .ct-way{
  position: relative;
  padding: clamp(1.3rem, 3.2vw, 2.2rem);
  border: 1px solid transparent;
  border-radius: 2px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-contact .ct-way:hover,
.page-contact .ct-way:focus-within{
  border-color: var(--gold);
  transform: translateY(-2px);
}
.page-contact .ct-way h3{
  margin: .5rem 0 .9rem;
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.8vw, 1.6rem);
  line-height: 1.3;
}
.page-contact .ct-way p{
  margin: 0 0 .9rem;
  font-size: .98rem;
  line-height: 1.85;
}
.page-contact .ct-way p:last-child{
  margin-bottom: 0;
}
.page-contact .ct-way__idx{
  display: block;
  font-family: var(--font-latin);
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  line-height: 1;
  letter-spacing: .08em;
  color: var(--gold);
}
.page-contact .ct-way__label{
  display: block;
  font-family: var(--font-latin);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--rock);
  margin-bottom: .4rem;
}
.page-contact .ct-way__addr{
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(30,58,86,.2);
}
.page-contact .ct-way__hint{
  font-size: .85rem;
  color: var(--rock);
}

.page-contact .ct-way--mail{
  background: var(--dune);
  border-color: rgba(201,162,39,.35);
}
.page-contact .ct-way--mail .mail-addr{
  border-bottom-color: var(--night);
}

.page-contact .ct-way--phone{
  background: var(--night);
  color: var(--ice);
  border-color: var(--night-mid);
}
.page-contact .ct-way--phone h3{
  color: var(--ice);
}
.page-contact .ct-way--phone .ct-way__label{
  color: var(--crack);
}
.page-contact .ct-way--phone .ct-way__tel-line{
  margin: 1.1rem 0;
  padding: .9rem 0;
  border-top: 1px solid var(--night-mid);
  border-bottom: 1px solid var(--night-mid);
}
.page-contact .ct-way__tel{
  display: block;
  font-family: var(--font-latin);
  font-size: clamp(1.7rem, 5.4vw, 2.4rem);
  letter-spacing: .07em;
  line-height: 1.1;
  color: var(--gold);
}
.page-contact .ct-way--phone strong{
  color: var(--gold);
  font-weight: 600;
}
.page-contact .ct-way__link{
  margin-top: 1.2rem;
}

.page-contact .ct-way--addr{
  background: #fff;
  border-color: var(--ct-rule);
  padding-bottom: clamp(1.4rem, 3vw, 2.2rem);
}
.page-contact .ct-way__body h3{
  margin-top: .5rem;
}
.page-contact .ct-way__body .mail-addr--sm{
  border-bottom-color: var(--gold);
  color: var(--night);
}
.page-contact .ct-way__fig{
  margin: 1.4rem 0 0;
}
.page-contact .ct-way__fig .frame{
  aspect-ratio: 4 / 3;
}

/* 方位示意图 */
.page-contact .ct-map{
  display: block;
  width: 100%;
  height: auto;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
  background: var(--ice);
  border: 1px solid var(--ct-rule);
}
.page-contact .ct-map text{
  font-family: var(--font-body);
  font-size: 13px;
}
.page-contact .ct-map__strong{
  fill: var(--ink);
  font-weight: 600;
}
.page-contact .ct-map__soft{
  fill: var(--rock);
  font-size: 12px;
}

/* ---------- 受理节奏 ---------- */
.page-contact .ct-rhythm{
  border-top: 1px solid var(--ct-rule);
  padding-top: clamp(2.2rem, 5vw, 3.4rem);
  padding-bottom: clamp(2.6rem, 6vw, 4.6rem);
}
.page-contact .ct-rhythm__grid{
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
}
.page-contact .ct-rhythm h2{
  margin: .4rem 0 1rem;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  line-height: 1.18;
  color: var(--night);
}
.page-contact .ct-rhythm p{
  margin: 0 0 1rem;
  line-height: 1.85;
}

.page-contact .ct-ruler{
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: 1px solid var(--ct-rule);
  background: var(--ice);
}
.page-contact .ct-ruler__meta{
  display: flex;
  justify-content: space-between;
  font-family: var(--font-latin);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--rock);
  margin-bottom: .55rem;
}
.page-contact .ct-ruler__track{
  position: relative;
  height: 14px;
  background: linear-gradient(90deg,
    rgba(30,58,86,.12) 0 37.5%,
    var(--gold) 37.5% 72.92%,
    rgba(30,58,86,.12) 72.92% 100%);
  border: 1px solid var(--ct-rule);
}
.page-contact .ct-ruler__work{
  position: absolute;
  left: 37.5%;
  top: -1px;
  width: 35.42%;
  height: calc(100% + 2px);
  display: block;
  cursor: help;
}
.page-contact .ct-ruler__tip{
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translate(-50%, 6px);
  white-space: nowrap;
  padding: .4rem .7rem;
  background: var(--night);
  color: var(--ice);
  font-size: .76rem;
  letter-spacing: .02em;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-contact .ct-ruler__track:hover .ct-ruler__tip,
.page-contact .ct-ruler__work:focus + .ct-ruler__tip{
  opacity: 1;
  transform: translate(-50%, 0);
}
.page-contact .ct-ruler__cap{
  margin: .9rem 0 0;
  font-size: .82rem;
  line-height: 1.7;
  color: var(--rock);
}
.page-contact .ct-ruler__facts{
  margin: clamp(1.2rem, 3vw, 1.6rem) 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--ct-rule);
  display: grid;
  gap: .7rem;
}
.page-contact .ct-ruler__facts div{
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: .88rem;
}
.page-contact .ct-ruler__facts dt{
  color: var(--rock);
}
.page-contact .ct-ruler__facts dd{
  margin: 0;
  font-family: var(--font-latin);
  letter-spacing: .04em;
  color: var(--night);
  text-align: right;
}

/* ---------- 共建 ---------- */
.page-contact .ct-coop{
  background: var(--night);
  color: var(--ice);
  padding-top: clamp(2.4rem, 6vw, 4rem);
  padding-bottom: clamp(2.6rem, 6vw, 4.4rem);
}
.page-contact .ct-coop__grid{
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
}
.page-contact .ct-coop h2{
  margin: .5rem 0 1.1rem;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.6vw, 2.3rem);
  line-height: 1.2;
  color: var(--ice);
}
.page-contact .ct-coop__main p{
  margin: 0 0 1rem;
  line-height: 1.85;
  color: rgba(242,245,247,.86);
}
.page-contact .ct-coop__side{
  border-top: 1px solid var(--night-mid);
  padding-top: clamp(1.2rem, 3vw, 1.8rem);
}
.page-contact .ct-coop__title{
  margin: 0 0 1rem;
  font-family: var(--font-latin);
  font-size: .78rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-contact .ct-links{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--night-mid);
}
.page-contact .ct-links li{
  background: var(--night);
  padding: .85rem 0;
}
.page-contact .ct-links a{
  display: block;
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  font-size: .95rem;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-contact .ct-links a:hover,
.page-contact .ct-links a:focus-visible{
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.page-contact .ct-links span{
  display: block;
  margin-top: .3rem;
  font-size: .8rem;
  line-height: 1.6;
  color: var(--crack);
}
.page-contact .ct-coop__note{
  margin: 1.2rem 0 0;
  font-size: .82rem;
  line-height: 1.75;
  color: var(--crack);
}
.page-contact .ct-coop__note strong{
  color: var(--ice);
  font-weight: 600;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px){
  .page-contact .ct-hero__quick{
    grid-template-columns: 1fr 1fr;
  }
  .page-contact .ct-hero__quick li{
    padding: .95rem 1.2rem .95rem 0;
  }
  .page-contact .ct-ruler__facts{
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
  }
  .page-contact .ct-ruler__facts div{
    flex-direction: column;
    gap: .25rem;
  }
  .page-contact .ct-ruler__facts dd{
    text-align: left;
  }
}

@media (min-width: 900px){
  .page-contact .ct-hero__grid{
    grid-template-columns: repeat(12, 1fr);
    column-gap: clamp(1.5rem, 3vw, 3rem);
    align-items: start;
  }
  .page-contact .ct-hero__lead{
    grid-column: 1 / span 6;
    padding-top: clamp(.5rem, 2vw, 1.5rem);
  }
  .page-contact .ct-hero__fig{
    grid-column: 7 / span 6;
  }
  .page-contact .ct-hero__fig .frame{
    aspect-ratio: 3 / 2;
  }

  .page-contact .ct-ways__head{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    column-gap: clamp(1.5rem, 3vw, 3rem);
  }

  .page-contact .ct-axis{
    grid-template-columns: repeat(12, 1fr);
    column-gap: clamp(1rem, 2.4vw, 2.2rem);
    row-gap: clamp(2rem, 4vw, 3.4rem);
  }
  .page-contact .ct-way--mail{
    grid-column: 1 / span 7;
  }
  .page-contact .ct-way--phone{
    grid-column: 8 / -1;
    margin-top: clamp(1.4rem, 4vw, 3rem);
  }
  .page-contact .ct-way--addr{
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    column-gap: clamp(1.6rem, 3vw, 2.8rem);
    align-items: start;
  }
  .page-contact .ct-way__fig{
    margin-top: 0;
  }
  .page-contact .ct-way__fig .frame{
    aspect-ratio: 2 / 3;
  }

  .page-contact .ct-rhythm__grid{
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    column-gap: clamp(2rem, 4vw, 3.6rem);
    align-items: start;
  }
  .page-contact .ct-ruler{
    padding: clamp(1.3rem, 2.4vw, 1.9rem);
  }

  .page-contact .ct-coop__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(2rem, 4vw, 3.6rem);
  }
  .page-contact .ct-coop__side{
    border-top: 0;
    padding-top: 0;
    border-left: 1px solid var(--night-mid);
    padding-left: clamp(1.2rem, 2.4vw, 2rem);
  }
}

@media (min-width: 1180px){
  .page-contact .ct-way--addr{
    grid-template-columns: minmax(0, 1fr) 340px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .ct-way,
  .page-contact .ct-links a,
  .page-contact .ct-ruler__tip{
    transition: none;
  }
  .page-contact .ct-way:hover,
  .page-contact .ct-way:focus-within{
    transform: none;
  }
}
<<<END>>>