.page-contact{
  --pc-gap: clamp(20px, 3vw, 36px);
  --pc-cut: 14px;
  background: var(--ink-950);
  color: var(--text);
  font-family: var(--font-body);
}
.page-contact .section{
  padding: clamp(46px, 7vw, 92px) 0;
}
.page-contact .inline-link{
  color: var(--summer);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--summer) 45%, transparent);
}
.page-contact .inline-link:hover{
  border-bottom-color: var(--summer);
}

/* 面包屑 */
.page-contact .breadcrumbs{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 20px 0 0;
  list-style: none;
  font-size: .8125rem;
}
.page-contact .breadcrumbs__item{
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--slate);
}
.page-contact .breadcrumbs__item + .breadcrumbs__item::before{
  content: "/";
  color: var(--line-strong);
}
.page-contact .breadcrumbs__link{
  color: var(--text-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-contact .breadcrumbs__link:hover{
  color: var(--summer);
  border-bottom-color: var(--summer);
}

/* 首屏 */
.page-contact .contact-hero{
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 5vw, 64px) 0 clamp(48px, 7vw, 92px);
}
.page-contact .contact-hero::before{
  content: "";
  position: absolute;
  top: -12%;
  right: -16%;
  width: 62%;
  height: 82%;
  background: radial-gradient(circle at 60% 40%, color-mix(in srgb, var(--summer) 20%, transparent), transparent 66%);
  pointer-events: none;
}
.page-contact .contact-hero::after{
  content: "";
  position: absolute;
  left: -12%;
  bottom: -28%;
  width: 48%;
  height: 62%;
  background: radial-gradient(circle at 45% 55%, color-mix(in srgb, var(--spring) 13%, transparent), transparent 68%);
  pointer-events: none;
}
.page-contact .contact-hero__grid{
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}
.page-contact .contact-hero__title{
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 7.4vw, 4.6rem);
  font-weight: 800;
  line-height: .98;
  letter-spacing: -.02em;
}
.page-contact .contact-hero__lede{
  max-width: 56ch;
  margin-top: 18px;
}
.page-contact .contact-quick{
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .contact-quick__item{
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--text-soft);
}
.page-contact .contact-quick__dot{
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  transform: rotate(45deg);
}
.page-contact .contact-quick__item--spring .contact-quick__dot{ background: var(--spring); }
.page-contact .contact-quick__item--summer .contact-quick__dot{ background: var(--summer); }
.page-contact .contact-quick__item--autumn .contact-quick__dot{ background: var(--autumn); }
.page-contact .contact-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-contact .contact-hero__visual{
  position: relative;
}
.page-contact .contact-hero__visual .media-frame{
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}
.page-contact .contact-hero__visual img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 13;
  object-fit: cover;
}
.page-contact .media-frame__caption{
  display: block;
  padding: 12px 16px 14px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--slate);
  border-top: 1px solid var(--line-soft);
}

/* 小节标题 */
.page-contact .contact-head{
  max-width: 72ch;
}
.page-contact .contact-head__title{
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4.4vw, 2.9rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.015em;
}
.page-contact .contact-head__text{
  margin-top: 14px;
}

/* 三张错落通道卡 */
.page-contact .route-cards{
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 46px);
}
.page-contact .route-card{
  position: relative;
  display: block;
  padding: 26px 22px 30px;
  background: var(--ink-700);
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 0;
  clip-path: polygon(0 0, calc(100% - var(--pc-cut)) 0, 100% var(--pc-cut), 100% 100%, 0 100%);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}
.page-contact .route-card::before{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 76px;
  height: 3px;
}
.page-contact .route-card--spring::before{ background: var(--spring); }
.page-contact .route-card--summer::before{ background: var(--summer); }
.page-contact .route-card--autumn::before{ background: var(--autumn); }
.page-contact .route-card:hover,
.page-contact .route-card:focus-visible{
  transform: translateY(-4px);
  border-color: var(--line-strong);
}
.page-contact .route-card__idx{
  font-size: .8125rem;
  letter-spacing: .14em;
  color: var(--slate);
}
.page-contact .route-card__title{
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -.01em;
}
.page-contact .route-card__desc{
  margin: 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--text-soft);
}
.page-contact .route-card__more{
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  padding-top: 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--slate);
  transition: max-height .3s var(--ease), opacity .3s var(--ease), padding-top .3s var(--ease);
}
.page-contact .route-card:hover .route-card__more,
.page-contact .route-card:focus-visible .route-card__more{
  max-height: 160px;
  opacity: 1;
  padding-top: 12px;
}
.page-contact .route-card__arrow{
  display: block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: .9375rem;
  color: var(--winter);
}

/* 通道详情 */
.page-contact .channel-section{
  border-top: 1px solid var(--line-soft);
}
.page-contact .channel{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}
.page-contact .channel--spring{ --accent: var(--spring); }
.page-contact .channel--summer{ --accent: var(--summer); }
.page-contact .channel--autumn{ --accent: var(--autumn); }
.page-contact .channel__title{
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.015em;
}
.page-contact .channel__title::after{
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin-top: 18px;
  background: var(--accent, var(--winter));
}
.page-contact .channel__copy > .prose{
  margin-top: 18px;
}
.page-contact .channel__tail{
  margin-top: 22px;
}
.page-contact .channel__panel{
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .tick-list{
  display: grid;
  gap: 18px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .tick-list__item{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .tick-list__idx{
  padding-top: 3px;
  font-size: .8125rem;
  letter-spacing: .1em;
  color: var(--accent, var(--winter));
}
.page-contact .tick-list__title{
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}
.page-contact .tick-list__text{
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .pick-list{
  display: grid;
  gap: 20px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .pick-list__item{
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .pick-list__item .tag{
  justify-self: start;
}
.page-contact .pick-list__title{
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}
.page-contact .pick-list__text{
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .data-panel{
  padding: 22px 20px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}
.page-contact .data-panel__title{
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--accent, var(--winter));
  text-transform: uppercase;
}
.page-contact .data-row{
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: .875rem;
}
.page-contact .data-row:last-child{
  border-bottom: 0;
}
.page-contact .data-row__key{
  color: var(--slate);
  flex: 0 0 auto;
}
.page-contact .data-row__val{
  text-align: right;
  color: var(--text);
}

.page-contact .contact-lines{
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .contact-lines .contact-line{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--ink-700) 70%, transparent);
  border-left: 3px solid var(--accent, var(--winter));
  font-size: .875rem;
}
.page-contact .contact-line__key{
  color: var(--slate);
}
.page-contact .contact-line__val{
  font-family: var(--font-mono);
  letter-spacing: .02em;
  color: var(--text);
  word-break: break-word;
}

.page-contact .flow-mini{
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}
.page-contact .flow-mini__item{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--text-soft);
}
.page-contact .flow-mini__idx{
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--summer);
}
.page-contact .panel-note{
  margin: 0;
  padding: 14px 16px;
  font-size: .8125rem;
  line-height: 1.75;
  color: var(--slate);
  border: 1px dashed var(--line);
}

/* 时段与地点 */
.page-contact .contact-where{
  background: var(--ink-800);
}
.page-contact .info-pair{
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(24px, 3.5vw, 40px);
}
.page-contact .info-card{
  position: relative;
  padding: 26px 22px 24px;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}
.page-contact .info-card--paper{
  background: var(--paper-50);
  color: var(--paper-ink);
  border-left: 4px solid var(--spring);
}
.page-contact .info-card--ink{
  background: var(--ink-700);
  color: var(--text);
  border-left: 4px solid var(--winter);
}
.page-contact .info-card__idx{
  margin: 0;
  font-size: .75rem;
  letter-spacing: .16em;
  color: color-mix(in srgb, currentColor 62%, transparent);
}
.page-contact .info-card__title{
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  font-weight: 800;
  line-height: 1.3;
}
.page-contact .info-list{
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .info-list__item{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid color-mix(in srgb, currentColor 18%, transparent);
  font-size: .875rem;
}
.page-contact .info-list__key{
  opacity: .72;
}
.page-contact .info-list__val{
  font-family: var(--font-mono);
  letter-spacing: .02em;
  word-break: break-word;
}
.page-contact .info-card__note{
  margin: 20px 0 0;
  font-size: .875rem;
  line-height: 1.75;
  opacity: .82;
}
.page-contact .info-card__legal{
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  opacity: .6;
}
.page-contact .grid-map{
  position: relative;
  height: 96px;
  margin-top: 20px;
  background:
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--winter) 12%, transparent) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--winter) 12%, transparent) 0 1px, transparent 1px 24px);
  border: 1px solid var(--line);
  overflow: hidden;
}
.page-contact .grid-map__line{
  position: absolute;
  background: color-mix(in srgb, var(--summer) 55%, transparent);
}
.page-contact .grid-map__line--h{
  left: 0;
  right: 0;
  top: 58%;
  height: 1px;
}
.page-contact .grid-map__line--v{
  top: 0;
  bottom: 0;
  left: 38%;
  width: 1px;
}
.page-contact .grid-map__pin{
  position: absolute;
  left: calc(38% - 5px);
  top: calc(58% - 5px);
  width: 10px;
  height: 10px;
  transform: rotate(45deg);
  background: var(--autumn);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--autumn) 22%, transparent);
}
.page-contact .where-tail{
  margin-top: 22px;
  font-size: .875rem;
  color: var(--text-soft);
}

/* 处理流程 */
.page-contact .contact-process .process{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}
.page-contact .process__title{
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4.4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.015em;
}
.page-contact .process__copy > .prose{
  margin-top: 16px;
}
.page-contact .flow{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .flow__item{
  padding-top: 14px;
  border-top: 2px solid var(--line);
}
.page-contact .flow__item:nth-child(1){ border-top-color: var(--spring); }
.page-contact .flow__item:nth-child(2){ border-top-color: var(--summer); }
.page-contact .flow__item:nth-child(3){ border-top-color: var(--autumn); }
.page-contact .flow__item:nth-child(4){ border-top-color: var(--winter); }
.page-contact .flow__idx{
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--slate);
}
.page-contact .flow__title{
  display: block;
  margin: 8px 0 6px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
}
.page-contact .flow__text{
  margin: 0;
  font-size: .875rem;
  line-height: 1.75;
  color: var(--text-soft);
}
.page-contact .accordion{
  margin-top: 32px;
  border-top: 1px solid var(--line);
}
.page-contact .accordion__trigger{
  display: block;
  width: 100%;
  padding: 16px 0;
  text-align: left;
  font-family: var(--font-body);
  font-size: .9375rem;
  color: var(--text);
  background: none;
  border: 0;
  border-bottom: 1px solid var(--line-soft);
  cursor: pointer;
}
.page-contact .accordion__trigger:hover{
  color: var(--summer);
}
.page-contact .accordion__body{
  padding: 14px 0 18px;
}
.page-contact .accordion__body p{
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--text-soft);
}
.page-contact .process__visual{
  display: grid;
  gap: 18px;
  align-content: start;
}
.page-contact .process__visual .media-frame{
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}
.page-contact .process__visual img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 7;
  object-fit: cover;
}
.page-contact .process__panel{
  --accent: var(--winter);
}

@media (min-width: 760px){
  .page-contact .route-cards{
    grid-template-columns: 1.14fr 1fr .9fr;
    align-items: start;
  }
  .page-contact .route-card:nth-child(2){ margin-top: 34px; }
  .page-contact .route-card:nth-child(3){ margin-top: 68px; }
  .page-contact .route-card__more{
    max-height: 0;
    opacity: 0;
    padding-top: 0;
  }
  .page-contact .pick-list__item{
    grid-template-columns: auto 1fr;
    gap: 16px;
    align-items: start;
  }
  .page-contact .flow{
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-contact .info-pair{
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 759px){
  .page-contact .route-card__more{
    max-height: 200px;
    opacity: 1;
    padding-top: 12px;
  }
}

@media (min-width: 900px){
  .page-contact .channel{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-contact .process{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 960px){
  .page-contact .contact-hero__grid{
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-contact .contact-hero__visual{
    transform: translateY(72px);
  }
  .page-contact .contact-hero{
    padding-bottom: clamp(90px, 10vw, 150px);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .route-card,
  .page-contact .route-card__more{
    transition: none;
  }
  .page-contact .route-card:hover,
  .page-contact .route-card:focus-visible{
    transform: none;
  }
  .page-contact .contact-hero__visual{
    transform: none;
  }
}