.page-contact {
  display: block;
  background: var(--pearl);
  color: var(--ink);
  font-family: var(--sans);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding: clamp(1.1rem, 3vw, 1.9rem) 0 0;
}
.page-contact .ct-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: var(--fz-13);
  letter-spacing: .06em;
  color: var(--mist);
}
.page-contact .ct-crumb li + li::before {
  content: "/";
  margin: 0 .5rem;
  color: var(--line-strong);
}
.page-contact .ct-crumb a {
  color: var(--mist);
  text-decoration: none;
}
.page-contact .ct-crumb a:hover {
  color: var(--coral);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(1.9rem, 5vw, 3.6rem) 0 clamp(2.4rem, 6vw, 4.4rem);
}
.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -30px;
  width: 64%;
  height: 130px;
  background: linear-gradient(118deg, transparent 0 41%, rgba(232, 72, 59, .09) 41% 57%, transparent 57%);
  pointer-events: none;
}
.page-contact .ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.8rem, 5vw, 3.2rem);
  align-items: end;
}
.page-contact .ct-hero__eyebrow {
  margin: 0;
  font-size: var(--fz-13);
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--coral);
}
.page-contact .ct-hero__title {
  margin: .55rem 0 1.1rem;
  font-size: clamp(2.3rem, 9vw, var(--fz-72));
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
}
.page-contact .ct-hero__deck {
  margin: 0 0 1.7rem;
  max-width: 38ch;
  font-size: var(--fz-18);
  line-height: 1.85;
}
.page-contact .ct-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* 首屏速连卡 */
.page-contact .ct-quick {
  position: relative;
  background: var(--deep-sea);
  color: var(--on-dark);
  padding: 1.7rem 1.5rem 1.8rem;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}
.page-contact .ct-quick::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral), var(--amber), var(--tide));
}
.page-contact .ct-quick__label {
  margin: 0 0 .9rem;
  font-size: var(--fz-13);
  letter-spacing: .26em;
  color: var(--amber);
}
.page-contact .ct-quick__mail {
  margin: 0 0 .6rem;
  font-size: var(--fz-17);
  line-height: 1.6;
}
.page-contact .ct-quick__tel {
  margin: 0 0 1.1rem;
  font-family: var(--mono);
  font-size: clamp(1.35rem, 5.6vw, var(--fz-28));
  letter-spacing: .04em;
  line-height: 1.2;
}
.page-contact .ct-quick__mail a,
.page-contact .ct-quick__tel a {
  color: var(--on-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(246, 243, 238, .28);
  word-break: break-all;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}
.page-contact .ct-quick__mail a:hover,
.page-contact .ct-quick__tel a:hover {
  color: #fff;
  border-bottom-color: var(--coral);
}
.page-contact .ct-quick__hours {
  margin: 0;
  font-size: var(--fz-13);
  letter-spacing: .1em;
  color: var(--on-dark-dim);
}

/* ---------- 通用小标题 ---------- */
.page-contact .ct-h2 {
  margin: 0 0 .55rem;
  font-size: clamp(1.55rem, 4.6vw, var(--fz-40));
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.01em;
}
.page-contact .ct-h3 {
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: var(--fz-13);
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--coral);
}
.page-contact .ct-sec-head {
  max-width: 60ch;
  margin-bottom: clamp(1.4rem, 4vw, 2.4rem);
  padding-bottom: .95rem;
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-sec-note {
  margin: 0;
  font-size: var(--fz-17);
  line-height: 1.8;
}

/* ---------- 渠道与回复安排 ---------- */
.page-contact .ct-direct {
  padding: clamp(1.8rem, 5vw, 3.4rem) 0 clamp(2rem, 5vw, 3.8rem);
}
.page-contact .ct-direct__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.8rem, 5vw, 3rem);
}

.page-contact .ct-cards {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-contact .ct-card {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0 .9rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-card__idx {
  padding-top: .45rem;
  font-size: var(--fz-13);
  letter-spacing: .1em;
  color: var(--coral);
}
.page-contact .ct-card__body h4 {
  margin: 0 0 .4rem;
  font-size: var(--fz-20);
  font-weight: 700;
  line-height: 1.4;
}
.page-contact .ct-card__value {
  display: inline-block;
  margin-bottom: .5rem;
  font-size: var(--fz-15);
  line-height: 1.7;
  color: var(--deep-sea);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  word-break: break-all;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-contact .ct-card__value--plain {
  border-bottom-color: transparent;
}
.page-contact .ct-card__value:hover {
  color: var(--coral);
  border-bottom-color: var(--coral);
}
.page-contact .ct-card__value--plain:hover {
  color: var(--deep-sea);
  border-bottom-color: transparent;
}
.page-contact .ct-card__body p {
  margin: 0;
  font-size: var(--fz-15);
  line-height: 1.85;
}

.page-contact .ct-hours {
  padding: 1.5rem 1.4rem 1.6rem;
}
.page-contact .ct-hours__stamp {
  margin: 0 0 1.1rem;
  font-size: var(--fz-13);
  letter-spacing: .14em;
  color: var(--deep-sea);
  padding-bottom: .75rem;
  border-bottom: 1px dashed var(--line-strong);
}
.page-contact .ct-hours__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .95rem;
}
.page-contact .ct-hours__list li {
  display: grid;
  gap: .2rem;
}
.page-contact .ct-hours__list strong {
  font-size: var(--fz-15);
  font-weight: 700;
  color: var(--deep-sea);
}
.page-contact .ct-hours__list span {
  font-size: var(--fz-15);
  line-height: 1.8;
}

/* ---------- 合作方向 ---------- */
.page-contact .ct-coop {
  padding: clamp(2rem, 5vw, 3.8rem) 0 clamp(2.2rem, 5vw, 4rem);
  background: var(--cream);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .ct-band {
  margin: 0 0 clamp(1.4rem, 4vw, 2.4rem);
}
.page-contact .media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .ct-coop__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-contact .ct-coop__row {
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-coop__item > summary {
  display: flex;
  align-items: baseline;
  gap: .9rem;
  padding: 1.05rem .15rem;
  cursor: pointer;
  list-style: none;
}
.page-contact .ct-coop__item > summary::-webkit-details-marker {
  display: none;
}
.page-contact .ct-coop__item > summary::after {
  content: "+";
  margin-left: auto;
  padding-left: 1rem;
  font-family: var(--mono);
  font-size: var(--fz-18);
  line-height: 1;
  color: var(--mist);
  transition: color 200ms var(--ease), transform 200ms var(--ease);
}
.page-contact .ct-coop__item[open] > summary::after {
  content: "−";
  color: var(--coral);
}
.page-contact .ct-coop__no {
  font-size: var(--fz-13);
  letter-spacing: .12em;
  color: var(--amber);
}
.page-contact .ct-coop__name {
  font-size: var(--fz-20);
  font-weight: 700;
  line-height: 1.4;
}
.page-contact .ct-coop__item > summary:hover .ct-coop__name {
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-decoration-thickness: 2px;
  text-underline-offset: .3em;
}
.page-contact .ct-coop__body {
  padding: 0 0 1.35rem 0;
}
.page-contact .ct-coop__body p {
  margin: 0 0 .7rem;
  max-width: 62ch;
  font-size: var(--fz-17);
  line-height: 1.85;
}
.page-contact .ct-coop__need {
  font-size: var(--fz-13);
  line-height: 1.7;
  color: var(--deep-sea);
  border-left: 2px solid var(--tide);
  padding-left: .8rem;
}

/* ---------- 地图与登记 ---------- */
.page-contact .ct-registry {
  padding: clamp(2rem, 5vw, 3.8rem) 0;
}
.page-contact .ct-registry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.8rem, 5vw, 3rem);
  align-items: start;
}
.page-contact .ct-mapfig {
  margin: 0;
  background: var(--abyss);
  position: relative;
  overflow: hidden;
}
.page-contact .ct-mapfig::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(11, 46, 79, .35), rgba(6, 26, 46, .85));
  pointer-events: none;
}
.page-contact .ct-mapfig img {
  display: block;
  width: 100%;
  height: auto;
}
.page-contact .ct-mapfig__cap {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: .75rem .9rem;
  font-size: var(--fz-13);
  letter-spacing: .05em;
  color: var(--on-dark-dim);
  background: var(--abyss);
}
.page-contact .ct-registry__eyebrow {
  margin: 0 0 .5rem;
  font-size: var(--fz-13);
  letter-spacing: .26em;
  color: var(--coral);
}

.page-contact .ct-icp {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem .9rem;
  margin: 1.1rem 0 1.5rem;
  padding: 1rem 1.05rem;
  border: 1px solid var(--line-strong);
  background: var(--cream);
}
.page-contact .ct-icp__label {
  font-size: var(--fz-13);
  letter-spacing: .2em;
  color: var(--mist);
}
.page-contact .ct-icp__value {
  font-family: var(--mono);
  font-size: clamp(1.05rem, 4.4vw, var(--fz-28));
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--abyss);
  word-break: break-all;
}
.page-contact .ct-icp__area {
  font-size: var(--fz-13);
  letter-spacing: .12em;
  color: var(--coral);
}

.page-contact .ct-reg {
  margin: 0 0 1.2rem;
  border-top: 1px solid var(--line);
}
.page-contact .ct-reg__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .15rem;
  padding: .9rem 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .ct-reg dt {
  font-size: var(--fz-13);
  letter-spacing: .14em;
  color: var(--mist);
}
.page-contact .ct-reg dd {
  margin: 0;
  font-size: var(--fz-17);
  line-height: 1.8;
}
.page-contact .ct-reg__note {
  margin: 0;
  max-width: 46ch;
  font-size: var(--fz-13);
  line-height: 1.8;
  color: var(--mist);
  border-left: 2px solid var(--line-strong);
  padding-left: .8rem;
}

/* ---------- 提交前准备 ---------- */
.page-contact .ct-prep {
  padding: clamp(2rem, 5vw, 3.6rem) 0 clamp(2.4rem, 5vw, 4rem);
  border-top: 1px solid var(--line-soft);
}
.page-contact .ct-prep__lead {
  margin: 0 0 clamp(1.4rem, 4vw, 2.2rem);
  max-width: 48ch;
  font-size: var(--fz-18);
  line-height: 1.85;
}
.page-contact .ct-prep__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}
.page-contact .ct-prep__item {
  position: relative;
  background: var(--cream);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--amber);
  padding: 1.35rem 1.25rem 1.5rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.page-contact .ct-prep__no {
  display: block;
  font-size: var(--fz-13);
  letter-spacing: .2em;
  color: var(--coral);
}
.page-contact .ct-prep__item h3 {
  margin: .5rem 0 .55rem;
  font-size: var(--fz-20);
  font-weight: 700;
  line-height: 1.4;
}
.page-contact .ct-prep__item p {
  margin: 0;
  font-size: var(--fz-15);
  line-height: 1.85;
}

/* ---------- 相关页面 ---------- */
.page-contact .ct-links {
  padding: clamp(1.8rem, 5vw, 3rem) 0 clamp(2.4rem, 6vw, 4rem);
  border-top: 1px solid var(--line);
}
.page-contact .ct-links__label {
  margin: 0 0 .9rem;
  font-size: var(--fz-13);
  letter-spacing: .26em;
  color: var(--mist);
}
.page-contact .ct-links__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.5rem;
}
.page-contact .ct-links__list a {
  font-size: var(--fz-17);
  color: var(--deep-sea);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-contact .ct-links__list a:hover {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-reg__row {
    grid-template-columns: 8.5rem 1fr;
    gap: .15rem 1.2rem;
    align-items: baseline;
  }
  .page-contact .ct-coop__body {
    padding-left: 2.6rem;
  }
}

@media (min-width: 760px) {
  .page-contact .ct-prep__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .ct-direct__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .ct-registry__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(2rem, 4vw, 3.4rem);
  }
  .page-contact .ct-quick {
    padding: 2rem 1.8rem 2.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-coop__item > summary::after,
  .page-contact .ct-quick__mail a,
  .page-contact .ct-quick__tel a,
  .page-contact .ct-card__value,
  .page-contact .ct-links__list a {
    transition: none;
  }
}