.page-contact{
  --contact-gap: clamp(16px, 2.4vw, 30px);
  --contact-card-bg: var(--paper-050);
  background: var(--paper-050);
  color: var(--seed-900);
  font-family: var(--font-body);
  font-size: var(--fs-17);
  line-height: 1.75;
}

.page-contact .contact-accent{
  height: 3px;
  background: var(--kiwi-500);
}

.page-contact .contact-shell{
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(16px, 3vw, 30px) var(--pad) clamp(40px, 6vw, 76px);
}

.page-contact .breadcrumb{
  margin-bottom: clamp(14px, 2.4vw, 24px);
  font-size: var(--fs-12);
}

.page-contact .kicker{
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--kiwi-700);
}

.page-contact .section-title{
  margin: 8px 0 0;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--seed-900);
}

.page-contact .section-title em{
  font-style: normal;
  font-weight: 200;
}

.page-contact .contact-head{
  max-width: 46em;
}

.page-contact .contact-head__lead{
  margin: 10px 0 0;
  max-width: 30em;
  font-size: var(--fs-17);
  color: var(--text-600);
}

/* 首屏：信件面板 + 联系清单 */
.page-contact .contact-hero{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--contact-gap);
}

.page-contact .contact-letter{
  position: relative;
  overflow: hidden;
  background: var(--kiwi-100);
  border: 1px solid var(--line-300);
  border-top: 3px solid var(--kiwi-500);
  padding: clamp(20px, 3vw, 36px);
}

.page-contact .contact-letter::after{
  content: "";
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 64px;
  height: 64px;
  background-image: radial-gradient(var(--kiwi-700) 1.4px, transparent 1.5px);
  background-size: 13px 13px;
  opacity: .18;
  pointer-events: none;
}

.page-contact .contact-letter__title{
  margin: clamp(8px, 1.4vw, 14px) 0 clamp(12px, 2vw, 18px);
  font-size: clamp(30px, 5vw, 50px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--seed-900);
}

.page-contact .contact-letter__title em{
  display: block;
  font-style: normal;
  font-weight: 200;
}

.page-contact .contact-letter__lead{
  margin: 0;
  max-width: 26em;
  font-size: var(--fs-17);
  color: var(--seed-900);
}

.page-contact .contact-letter__list{
  list-style: none;
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-letter__list li{
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--text-600);
}

.page-contact .contact-letter__list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--seed-900);
}

.page-contact .contact-letter__sign{
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-300);
  max-width: 72%;
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--text-600);
}

.page-contact .contact-board{
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .contact-board__media{
  display: block;
  margin: 0;
}

.page-contact .contact-board__media img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-list{
  border-top: 1px solid var(--line-300);
}

.page-contact .contact-row{
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-300);
  transition: background var(--dur) var(--ease);
}

.page-contact .contact-row:hover{
  background: var(--kiwi-100);
}

.page-contact .contact-row__label{
  display: block;
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--text-600);
}

.page-contact .contact-row__value{
  display: block;
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 500;
  line-height: 1.45;
  overflow-wrap: anywhere;
  color: var(--seed-900);
}

.page-contact .contact-copy{
  font-family: var(--font-body);
  font-size: var(--fs-12);
  font-weight: 500;
  line-height: 1;
  letter-spacing: .04em;
  padding: 9px 12px;
  border: 1px solid var(--seed-900);
  border-radius: 0;
  background: var(--sun-400);
  color: var(--seed-900);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .contact-copy:hover{
  background: var(--seed-900);
  color: var(--sun-400);
  transform: translateY(-2px);
}

.page-contact .contact-copy:focus-visible{
  outline: none;
  box-shadow: 0 0 0 2px var(--sun-400), 0 0 0 5px var(--focus-600);
}

.page-contact .contact-copy[data-copied="true"]{
  background: var(--kiwi-500);
  border-color: var(--kiwi-700);
  color: var(--seed-900);
}

.page-contact .contact-copy--ghost{
  background: transparent;
  border-color: var(--kiwi-100);
  color: var(--kiwi-100);
}

.page-contact .contact-copy--ghost:hover{
  background: var(--sun-400);
  border-color: var(--sun-400);
  color: var(--seed-900);
}

/* 问题类型 */
.page-contact .contact-types{
  margin-top: clamp(40px, 6vw, 80px);
}

.page-contact .contact-types__panel{
  background: var(--kiwi-100);
  padding: clamp(20px, 3.2vw, 44px);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-contact .contact-chips{
  margin-top: clamp(16px, 2.4vw, 24px);
}

.page-contact .chip-group{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(14px, 2vw, 20px);
}

.page-contact .chip{
  font-family: var(--font-body);
  font-size: var(--fs-14);
  font-weight: 500;
  line-height: 1;
  padding: 10px 14px;
  border: 1px solid var(--line-300);
  border-radius: 0;
  background: var(--paper-050);
  color: var(--seed-900);
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .chip:hover{
  background: var(--sun-400);
  border-color: var(--seed-900);
}

.page-contact .chip[aria-pressed="true"]{
  background: var(--kiwi-500);
  border-color: var(--kiwi-700);
  color: var(--seed-900);
}

.page-contact .chip:focus-visible{
  outline: none;
  box-shadow: 0 0 0 2px var(--sun-400), 0 0 0 5px var(--focus-600);
}

.page-contact .contact-type-grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(10px, 1.6vw, 16px);
}

.page-contact .contact-type{
  background: var(--contact-card-bg);
  border: 1px solid var(--line-300);
  border-top: 3px solid var(--kiwi-500);
  padding: clamp(16px, 2.2vw, 24px);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-type:hover{
  transform: translateY(-3px);
  border-color: var(--kiwi-700);
}

.page-contact .contact-type--fix{
  border-top-color: var(--berry-500);
}

.page-contact .contact-type--biz{
  border-top-color: var(--sun-400);
}

.page-contact [data-filter-item][hidden],
.page-contact [data-filter-item][data-filtered="false"],
.page-contact [data-filter-item][aria-hidden="true"]{
  display: none;
}

.page-contact .contact-type__tag{
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--kiwi-700);
}

.page-contact .contact-type--fix .contact-type__tag{
  color: var(--berry-500);
}

.page-contact .contact-type--biz .contact-type__tag{
  color: var(--seed-900);
}

.page-contact .contact-type__title{
  margin: 8px 0;
  font-size: var(--fs-17);
  font-weight: 500;
  line-height: 1.45;
}

.page-contact .contact-type__desc{
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-600);
}

.page-contact .contact-type__meta{
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-300);
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--seed-900);
}

.page-contact .contact-type__meta .mono{
  margin-right: 6px;
  letter-spacing: .06em;
  color: var(--kiwi-700);
}

/* 来信要点 */
.page-contact .contact-bring{
  margin-top: clamp(40px, 6vw, 80px);
}

.page-contact .contact-bring__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--contact-gap);
  margin-top: clamp(16px, 2.4vw, 26px);
}

.page-contact .contact-bring__media{
  display: block;
  margin: 0;
}

.page-contact .contact-bring__media img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-bring__caption{
  margin-top: 8px;
  font-size: var(--fs-12);
  letter-spacing: .04em;
  color: var(--text-600);
}

.page-contact .contact-bring__list{
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-300);
}

.page-contact .contact-bring__item{
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-300);
}

.page-contact .contact-bring__num{
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--kiwi-700);
  padding-top: .3em;
}

.page-contact .contact-bring__title{
  margin: 0;
  font-size: var(--fs-17);
  font-weight: 500;
  line-height: 1.4;
}

.page-contact .contact-bring__text{
  margin: 4px 0 0;
  max-width: 34em;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-600);
}

/* 站点信息 */
.page-contact .contact-site{
  position: relative;
  overflow: hidden;
  margin-top: clamp(40px, 6vw, 80px);
  padding: clamp(22px, 3.4vw, 44px);
  background: var(--seed-900);
  color: var(--kiwi-100);
}

.page-contact .contact-site::before{
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--kiwi-100) 1px, transparent 1.2px);
  background-size: 16px 16px;
  opacity: .07;
  pointer-events: none;
}

.page-contact .contact-site > *{
  position: relative;
}

.page-contact .contact-site .kicker{
  color: var(--kiwi-500);
}

.page-contact .contact-site__title{
  margin: 8px 0 0;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper-050);
}

.page-contact .contact-site__facts{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--footer-line);
  background: var(--footer-line);
}

.page-contact .contact-site__fact{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 14px 16px;
  background: var(--seed-900);
}

.page-contact .contact-site__label{
  flex: 0 0 100%;
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--footer-muted);
}

.page-contact .contact-site__value{
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: .04em;
  color: var(--kiwi-100);
  overflow-wrap: anywhere;
}

.page-contact .contact-site__links-wrap{
  margin-top: clamp(18px, 2.6vw, 28px);
  padding-top: 16px;
  border-top: 1px solid var(--footer-line);
}

.page-contact .contact-site__links-title{
  margin: 0 0 10px;
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--footer-muted);
}

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

.page-contact .contact-site__links a{
  display: inline-block;
  padding: 9px 14px;
  border: 1px solid var(--footer-line);
  font-size: var(--fs-14);
  color: var(--kiwi-100);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-site__links a:hover{
  background: var(--sun-400);
  border-color: var(--sun-400);
  color: var(--seed-900);
}

.page-contact .contact-site__links a:focus-visible{
  outline: none;
  box-shadow: 0 0 0 2px var(--sun-400), 0 0 0 5px var(--focus-600);
}

@media (min-width: 760px){
  .page-contact .contact-type-grid{
    grid-template-columns: 1.1fr 1fr .95fr;
  }

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

@media (min-width: 880px){
  .page-contact .contact-bring__grid{
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: clamp(24px, 4vw, 52px);
    align-items: start;
  }
}

@media (min-width: 900px){
  .page-contact .contact-hero{
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .contact-copy,
  .page-contact .contact-type,
  .page-contact .contact-row,
  .page-contact .chip,
  .page-contact .contact-site__links a{
    transition: none;
  }

  .page-contact .contact-copy:hover,
  .page-contact .contact-type:hover{
    transform: none;
  }
}