.page-contact {
  --c-radius: 14px;
  --c-gap: 18px;
  padding-bottom: 56px;
}

.page-contact .breadcrumb {
  padding: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-contact .breadcrumb__current {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 18px 0 8px;
}

.page-contact .contact-hero__kicker {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-contact .contact-hero__title {
  margin: 0 0 20px;
  max-width: 16em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 7.4vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .contact-hero__lead {
  margin: 0 0 26px;
  max-width: 38em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .contact-hero__band {
  height: 8px;
  max-width: 520px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--red) 0%, var(--gold) 54%, var(--jade) 100%);
}

.page-contact .contact-hero__hint {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

/* ---------- 通用章节头 ---------- */
.page-contact .section {
  padding-top: 46px;
}

.page-contact .section-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 4.8vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .section-title__num {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--red);
}

.page-contact .section-lead {
  margin: 0 0 8px;
  max-width: 38em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 联系卡 ---------- */
.page-contact .channel-deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--c-gap);
  margin-top: 24px;
  padding: 18px;
  border-radius: var(--c-radius);
  background: var(--edge);
}

.page-contact .channel {
  position: relative;
  min-width: 0;
  padding: 20px 18px 30px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--ink);
  border-radius: 10px;
  background: var(--paper-deep);
  box-shadow: var(--shadow-1);
}

.page-contact .channel--red { border-top-color: var(--red); }
.page-contact .channel--jade { border-top-color: var(--jade); }

.page-contact .channel::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 12px;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--line-strong) 0 1px, transparent 1px 10px);
  opacity: 0.55;
}

.page-contact .channel__num {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-contact .channel__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .channel__value {
  margin: 0 0 14px;
  padding: 9px 11px;
  border-left: 3px solid var(--gold);
  border-radius: 4px;
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel__value--addr {
  font-family: var(--font-body);
  font-size: 15.5px;
  letter-spacing: 0.01em;
}

.page-contact .channel__desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.82;
  color: var(--stone);
}

/* ---------- 图片 ---------- */
.page-contact .contact-photo__figure {
  margin: 26px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  overflow: hidden;
  background: var(--edge);
}

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

.page-contact .contact-photo__caption {
  margin: 0;
  padding: 11px 15px;
  border-top: 1px solid var(--line);
  background: var(--paper-deep);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.05em;
  color: var(--stone);
}

/* ---------- 写信指南 ---------- */
.page-contact .mail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 24px;
}

.page-contact .mail-sample {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  background: var(--paper-deep);
}

.page-contact .mail-sample__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-contact .mail-template {
  counter-reset: mt;
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 3px solid var(--jade);
  border-radius: 0 8px 8px 0;
  background: var(--paper);
}

.page-contact .mail-template > li {
  counter-increment: mt;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  padding: 11px 12px;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .mail-template > li:last-child {
  border-bottom: 0;
}

.page-contact .mail-template > li::before {
  content: counter(mt, decimal-leading-zero);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold-ink);
}

.page-contact .mail-notes {
  min-width: 0;
}

.page-contact .mail-notes__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .mail-notes__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .mail-notes__list > li {
  padding-left: 14px;
  border-left: 2px solid var(--red-soft);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.82;
  color: var(--stone);
}

.page-contact .mail-notes__key {
  display: block;
  margin-bottom: 3px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--red);
}

/* ---------- 服务节奏 ---------- */
.page-contact .rhythm-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.page-contact .rhythm {
  position: relative;
  overflow: hidden;
  padding: 24px 20px 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  background: var(--paper-deep);
}

.page-contact .rhythm::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 6px;
  background: var(--red);
}

.page-contact .rhythm--jade::before {
  background: var(--jade);
}

.page-contact .rhythm__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(34px, 9.5vw, 50px);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--red);
}

.page-contact .rhythm--jade .rhythm__value {
  color: var(--jade);
}

.page-contact .rhythm__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-contact .rhythm__desc {
  margin: 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.82;
  color: var(--stone);
}

/* ---------- 仓储区代码 ---------- */
.page-contact .zone-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.page-contact .zone {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  background: var(--paper-deep);
}

.page-contact .zone__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  background: var(--jade-soft);
}

.page-contact .zone--gold .zone__head {
  background: var(--gold-soft);
}

.page-contact .zone__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .zone__code {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--jade);
}

.page-contact .zone--gold .zone__code {
  color: var(--gold-ink);
}

.page-contact .zone__list {
  margin: 0;
  padding: 6px 18px 12px;
  list-style: none;
}

.page-contact .zone__list > li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
}

.page-contact .zone__list > li:last-child {
  border-bottom: 0;
}

.page-contact .zone__list .mono {
  min-width: 66px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-contact .zone__foot {
  margin: 0;
  padding: 12px 18px;
  border-top: 1px solid var(--line);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

/* ---------- 咨询分流 ---------- */
.page-contact .route-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
  background: var(--paper-deep);
}

.page-contact .route-item__type {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .route-item__body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.82;
  color: var(--stone);
}

.page-contact .route-item__link {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .route-item__link:hover,
.page-contact .route-item__link:focus-visible {
  color: var(--ink);
}

/* ---------- 备案窄带 ---------- */
.page-contact .contact-region {
  margin: 44px 0 0;
  padding: 13px 16px;
  border-radius: 8px;
  background: var(--plateau);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 平板 ---------- */
@media (min-width: 760px) {
  .page-contact {
    padding-bottom: 72px;
  }

  .page-contact .section {
    padding-top: 58px;
  }

  .page-contact .rhythm-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
  }

  .page-contact .zone-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
  }

  .page-contact .route-item {
    grid-template-columns: minmax(180px, 250px) minmax(0, 1fr);
    align-items: start;
    gap: 22px;
    padding: 20px 22px;
  }

  .page-contact .mail-notes__list > li {
    padding-left: 18px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-contact .contact-hero {
    padding-top: 30px;
  }

  .page-contact .channel-deck {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    padding: 22px;
  }

  .page-contact .mail-grid {
    grid-template-columns: 1.05fr minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-contact .mail-notes__title {
    margin-top: 2px;
  }

  .page-contact .contact-photo__figure--wide {
    max-width: 820px;
  }
}

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