.page-contact {
  --pc-gap: 24px;
  --pc-ok-line: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  background: var(--night);
  color: var(--white);
  padding: 28px 0 44px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(251, 252, 253, 0.16) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: .45;
  pointer-events: none;
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 120px;
  background: var(--red);
}

.page-contact .pc-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb {
  font-size: 13px;
  color: var(--on-dark-dim);
  margin-bottom: 28px;
}

.page-contact .breadcrumb a {
  color: var(--on-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(251, 252, 253, .3);
}

.page-contact .breadcrumb a:hover {
  color: var(--white);
  border-bottom-color: var(--red);
}

.page-contact .pc-hero__eyebrow {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
  margin: 0 0 14px;
}

.page-contact .pc-hero .h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.025em;
  line-height: 1.15;
  font-size: 28px;
  margin: 0 0 18px;
  max-width: 18em;
  color: var(--white);
}

.page-contact .pc-hero__lead {
  color: var(--on-dark);
  font-size: 16px;
  line-height: 1.75;
  margin: 0 0 28px;
  max-width: 40em;
}

.page-contact .pc-hero__facts {
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--hair-dark);
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  font-size: 13px;
  color: var(--on-dark-dim);
}

.page-contact .pc-hero__facts .mono {
  color: var(--white);
  font-size: 14px;
  margin-right: 8px;
}

/* ---------- 章节通用 ---------- */
.page-contact .section {
  padding: 48px 0;
}

.page-contact .pc-channels {
  background: var(--paper);
}

.page-contact .section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  border-left: 3px solid var(--red);
  padding-left: 12px;
}

.page-contact .section-head .h2 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.2;
  font-size: 24px;
  margin: 0;
  color: var(--ink);
}

.page-contact .section-head__num {
  font-size: 13px;
  color: var(--red);
  letter-spacing: .06em;
}

.page-contact .pc-channels__intro,
.page-contact .pc-prep__intro,
.page-contact .pc-flow__intro,
.page-contact .pc-self__intro {
  font-size: 15px;
  line-height: 1.8;
  color: var(--charcoal);
  margin: 0 0 28px;
  max-width: 46em;
}

/* ---------- 渠道卡片 ---------- */
.page-contact .pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .pc-channel {
  position: relative;
  background: var(--white);
  padding: 24px 22px 36px;
  border-left: 3px solid var(--rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: clip-path .32s var(--ease), transform .32s var(--ease), border-color .32s var(--ease);
}

.page-contact .pc-channel--mail {
  border-left-color: var(--red);
}

.page-contact .pc-channel--phone {
  border-left-color: var(--orange);
}

.page-contact .pc-channel--addr {
  border-left-color: var(--gray);
}

@media (hover: hover) {
  .page-contact .pc-channel:hover {
    transform: translateY(-4px);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 32px), calc(100% - 32px) 100%, 0 100%);
  }
}

.page-contact .pc-channel__tag {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gray);
  margin: 0 0 14px;
}

.page-contact .pc-channel__value {
  font-size: 18px;
  letter-spacing: .01em;
  line-height: 1.4;
  color: var(--ink);
  margin: 0 0 14px;
  overflow-wrap: anywhere;
}

.page-contact .pc-prep__subject-value,
.page-contact .pc-channel--phone .pc-channel__value {
  font-size: 24px;
  letter-spacing: .02em;
  color: var(--red);
}

.page-contact .pc-channel__note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--charcoal);
  margin: 0 0 18px;
}

.page-contact .pc-channel__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--gray);
  margin: 0;
}

/* ---------- 准备清单 ---------- */
.page-contact .pc-prep {
  background: var(--white);
}

.page-contact .pc-prep__wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-contact .pc-prep__list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .pc-prep__item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--rule);
}

.page-contact .pc-prep__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-prep__num {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  font-size: 13px;
  color: var(--ink);
  background: var(--cyan-soft);
  clip-path: var(--cut-sm);
}

.page-contact .pc-prep__item .h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
}

.page-contact .pc-prep__item p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--charcoal);
  margin: 0;
}

.page-contact .pc-prep__subject {
  background: var(--paper);
  border-left: 3px solid var(--ink);
  padding: 18px 18px 20px;
  clip-path: var(--cut);
}

.page-contact .pc-prep__subject-label {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gray);
  margin: 0 0 10px;
}

.page-contact .pc-prep__subject-value {
  margin: 0 0 10px;
  overflow-wrap: anywhere;
}

.page-contact .pc-prep__subject-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--charcoal);
  margin: 0;
}

.page-contact .pc-prep__subject-note a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid var(--red);
}

/* ---------- 处理流程 ---------- */
.page-contact .pc-flow {
  background: var(--paper);
}

.page-contact .pc-flow__wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-contact .pc-flow__media {
  order: 2;
  margin: 0;
}

.page-contact .pc-flow__list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-contact .pc-flow__list::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 12px;
  bottom: 22px;
  width: 2px;
  background: linear-gradient(180deg, var(--red) 0%, var(--gray) 60%, var(--cyan) 100%);
  opacity: .35;
}

.page-contact .pc-flow__step {
  position: relative;
  padding-left: 58px;
  margin-bottom: 22px;
}

.page-contact .pc-flow__step:last-child {
  margin-bottom: 0;
}

.page-contact .pc-flow__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  font-size: 13px;
  color: var(--white);
  background: var(--night);
  clip-path: var(--cut-sm);
}

.page-contact .pc-flow__step--done .pc-flow__num {
  color: var(--ink);
  background: var(--cyan);
}

.page-contact .pc-flow__card {
  background: var(--white);
  padding: 16px 18px;
  border-top: 1px solid var(--rule-soft);
}

.page-contact .pc-flow__card .h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
}

.page-contact .pc-flow__card p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--charcoal);
  margin: 0;
}

/* ---------- 自助入口 ---------- */
.page-contact .pc-self {
  background: var(--white);
}

.page-contact .pc-self__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .pc-self__card {
  display: block;
  text-decoration: none;
  background: var(--paper);
  border: 1px solid var(--rule-soft);
  padding: 20px 20px 22px;
  clip-path: var(--cut);
  transition: transform .32s var(--ease), background .32s var(--ease);
}

.page-contact .pc-self__card:hover {
  transform: translateY(-3px);
  background: var(--white);
}

.page-contact .pc-self__card .card__index {
  font-size: 12px;
  color: var(--gray);
  letter-spacing: .04em;
  margin: 0 0 10px;
}

.page-contact .pc-self__card .h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--ink);
}

.page-contact .pc-self__card p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--charcoal);
  margin: 0 0 14px;
}

.page-contact .pc-self__go {
  font-size: 12px;
  color: var(--red);
  letter-spacing: .04em;
}

/* ---------- 时间与范围 ---------- */
.page-contact .pc-hours {
  background: var(--paper);
}

.page-contact .pc-hours__list {
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.page-contact .pc-hours__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
}

.page-contact .pc-hours__row dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--red);
}

.page-contact .pc-hours__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--charcoal);
}

.page-contact .pc-hours__cta {
  background: var(--night);
  color: var(--white);
  padding: 26px 22px 28px;
  clip-path: var(--cut);
  display: grid;
  gap: 18px;
}

.page-contact .pc-hours__cta p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-contact .pc-hours__cta .mono {
  color: var(--white);
  font-size: 15px;
}

.page-contact .pc-hours__cta .btn {
  justify-self: start;
}

/* ---------- 图片容器微调 ---------- */
.page-contact .media {
  position: relative;
  overflow: hidden;
  background: var(--night);
  border: 1px solid var(--rule);
}

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

.page-contact .media__caption {
  font-size: 12px;
  color: var(--gray);
  padding: 10px 2px 0;
  background: transparent;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .pc-hero {
    padding: 36px 0 56px;
  }

  .page-contact .pc-hero .h1 {
    font-size: 40px;
  }

  .page-contact .section {
    padding: 64px 0;
  }

  .page-contact .section-head .h2 {
    font-size: 30px;
  }

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

  .page-contact .pc-channel__value {
    font-size: 18px;
  }

  .page-contact .pc-channel--phone .pc-channel__value {
    font-size: 26px;
  }

  .page-contact .pc-self__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .pc-hours__row {
    grid-template-columns: 132px 1fr;
    gap: 20px;
    align-items: baseline;
  }

  .page-contact .pc-hours__cta {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 28px 30px;
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-hero .h1 {
    font-size: 46px;
  }

  .page-contact .pc-prep__wrap {
    grid-template-columns: 1fr .82fr;
    gap: 48px;
  }

  .page-contact .pc-flow__wrap {
    grid-template-columns: .78fr 1fr;
    gap: 48px;
  }

  .page-contact .pc-flow__media {
    order: 0;
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-contact .pc-channels__grid {
    gap: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-self__card {
    transition: none;
  }

  .page-contact .pc-channel:hover,
  .page-contact .pc-self__card:hover {
    transform: none;
  }
}