.page-contact {
  --rail-w: 380px;
  --stage-gap: clamp(28px, 4vw, 60px);
  background: var(--paper);
  color: var(--ink);
  padding-block: clamp(22px, 3.6vw, 52px) clamp(64px, 9vw, 118px);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 36px);
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}
.page-contact .crumbs__link {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-2);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--gold);
  border-color: var(--gold);
}
.page-contact .crumbs__sep {
  color: var(--line-2);
}
.page-contact .crumbs__item {
  color: var(--mist);
}

/* ---------- 页首 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: 16px;
  padding-bottom: clamp(26px, 4vw, 46px);
  border-bottom: 1px solid var(--ink);
  margin-bottom: clamp(32px, 5vw, 64px);
}
.page-contact .contact-hero h1 {
  margin: 0;
  max-width: 17em;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.9rem, 4.4vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: 0.005em;
  color: var(--ink);
}
.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(1rem, 1.15vw, 1.0625rem);
  line-height: 1.9;
  color: var(--ink-soft);
}
.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 0;
}

/* ---------- 左右分屏 ---------- */
.page-contact .contact-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--stage-gap);
  align-items: start;
}
@media (min-width: 960px) {
  .page-contact .contact-stage {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
  }
}

.page-contact .contact-rail {
  display: grid;
  gap: 18px;
  align-content: start;
}
@media (min-width: 960px) {
  .page-contact .contact-rail {
    position: sticky;
    top: clamp(96px, 13vh, 136px);
  }
}

/* ---------- 左侧联系卡 ---------- */
.page-contact .rail-card {
  display: grid;
  gap: 4px;
  padding: clamp(24px, 3vw, 34px);
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: var(--paper);
}
.page-contact .rail-kicker {
  margin: 0;
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--gold-hi);
}
.page-contact .rail-tel {
  margin: 4px 0 0;
  font-family: var(--font-index);
  font-size: clamp(1.6rem, 3.4vw, 2.25rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--gold-hi);
  word-break: break-all;
  user-select: all;
}
.page-contact .rail-mail {
  margin: 4px 0 0;
  font-family: var(--font-index);
  font-size: clamp(0.9375rem, 1.6vw, 1.125rem);
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
  user-select: all;
}
.page-contact .rail-addr {
  margin: 4px 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--paper);
  word-break: break-word;
}
.page-contact .rail-hint {
  margin: 8px 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(245, 237, 223, 0.72);
}
.page-contact .rail-sep {
  display: block;
  height: 1px;
  margin: 18px 0 14px;
  background: var(--line-paper);
}

.page-contact .rail-photo {
  margin: 0;
}

/* ---------- 右侧内容流 ---------- */
.page-contact .contact-body {
  display: grid;
  gap: clamp(44px, 5.5vw, 80px);
  min-width: 0;
}
.page-contact .c-block {
  display: grid;
  gap: 18px;
  min-width: 0;
}
.page-contact .c-block__head {
  display: grid;
  gap: 10px;
}
.page-contact .c-block__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
  line-height: 1.42;
  color: var(--ink);
}
.page-contact .c-block__lede {
  margin: 0;
  max-width: 34em;
  font-size: 0.9688rem;
  line-height: 1.88;
  color: var(--ink-soft);
}
.page-contact .c-block a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color 0.2s var(--ease);
}
.page-contact .c-block a:hover,
.page-contact .c-block a:focus-visible {
  color: var(--gold);
}

/* ---------- 三个入口 ---------- */
.page-contact .chan-list {
  display: grid;
}
.page-contact .chan {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 18px;
  row-gap: 8px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .chan:first-child {
  border-top: 1px solid var(--line);
}
.page-contact .chan__mark {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  white-space: nowrap;
}
.page-contact .chan__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
}
.page-contact .chan p {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  max-width: 34em;
  font-size: 0.9688rem;
  line-height: 1.88;
  color: var(--ink-soft);
}

/* ---------- 准备清单 ---------- */
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 18px;
  row-gap: 7px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .checklist__item:first-child {
  border-top: 1px solid var(--line);
}
.page-contact .checklist__box {
  grid-column: 1;
  grid-row: 1 / span 2;
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  border: 1.5px solid var(--ink-soft);
  border-radius: 5px;
}
.page-contact .checklist__box::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 2px;
  background: var(--gold);
  opacity: 0.4;
}
.page-contact .checklist__item:hover .checklist__box {
  border-color: var(--gold);
}
.page-contact .checklist__item:hover .checklist__box::after {
  opacity: 1;
}
.page-contact .checklist__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
}
.page-contact .checklist__num {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-index);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-contact .checklist__desc {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  max-width: 34em;
  font-size: 0.9375rem;
  line-height: 1.88;
  color: var(--ink-soft);
}

/* ---------- 邮件标题模板 ---------- */
.page-contact .mailspec {
  display: grid;
  gap: 12px;
  margin-top: 8px;
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--radius-md);
  background: var(--paper-2);
}
.page-contact .mailspec__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}
.page-contact .mailspec__hint {
  font-size: 0.8125rem;
  color: var(--mist);
}
.page-contact .mailspec__row {
  margin: 0;
  font-family: var(--font-index);
  font-size: clamp(0.8125rem, 1.35vw, 0.9375rem);
  line-height: 1.8;
  color: var(--ink);
  word-break: break-word;
  user-select: all;
}
.page-contact .mailspec__k {
  display: inline-block;
  min-width: 3.5em;
  margin-right: 12px;
  color: var(--gold);
  font-weight: 600;
}

/* ---------- 网点索引 ---------- */
.page-contact .netmap-frame {
  padding: clamp(16px, 3vw, 34px);
  border-radius: var(--radius-lg);
  background: var(--paper-2);
}
.page-contact .netmap {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}
.page-contact .netmap__link {
  fill: none;
  stroke: var(--line-2);
  stroke-width: 2;
  stroke-dasharray: 7 9;
  stroke-linecap: round;
}
.page-contact .netmap__halo {
  opacity: 0.16;
}
.page-contact .netmap__dot {
  stroke: var(--paper-2);
  stroke-width: 2.5;
}
.page-contact .netmap__name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  text-anchor: middle;
}
.page-contact .netmap__meta {
  font-family: var(--font-index);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-anchor: middle;
  fill: var(--mist);
}
.page-contact .netmap__node--sh .netmap__dot,
.page-contact .netmap__node--sh .netmap__halo {
  fill: var(--gold);
}
.page-contact .netmap__node--sh .netmap__name {
  fill: var(--gold);
}
.page-contact .netmap__node--gz .netmap__dot,
.page-contact .netmap__node--gz .netmap__halo {
  fill: var(--cinnabar);
}
.page-contact .netmap__node--gz .netmap__name {
  fill: var(--cinnabar);
}
.page-contact .netmap__node--sz .netmap__dot,
.page-contact .netmap__node--sz .netmap__halo {
  fill: var(--celadon);
}
.page-contact .netmap__node--sz .netmap__name {
  fill: var(--celadon);
}

.page-contact .citygrid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
@media (min-width: 780px) {
  .page-contact .citygrid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.page-contact .citycard {
  --c: var(--gold);
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--c);
  border-radius: var(--radius-md);
  background: var(--paper);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.page-contact .citycard:hover,
.page-contact .citycard:focus-within {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(20, 17, 13, 0.08);
}
.page-contact .citycard--sh {
  --c: var(--gold);
}
.page-contact .citycard--gz {
  --c: var(--cinnabar);
}
.page-contact .citycard--sz {
  --c: var(--celadon);
}
.page-contact .citycard__name {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.3;
  color: var(--c);
}
.page-contact .citycard__count {
  font-family: var(--font-index);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--mist);
}
.page-contact .citycard__role {
  margin: 0;
  font-size: 0.9063rem;
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-contact .citycard__facts {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.page-contact .citycard__facts li {
  position: relative;
  padding-left: 14px;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--ink-soft);
}
.page-contact .citycard__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c);
}
.page-contact .netmap-photo {
  margin: 6px 0 0;
}

/* ---------- 寄送与收件 ---------- */
.page-contact .mail-card {
  display: grid;
  gap: 8px;
  padding: 22px 20px;
  border-radius: var(--radius-md);
  background: var(--indigo);
  color: var(--paper);
}
.page-contact .mail-card .index-tag {
  color: var(--gold-hi);
}
.page-contact .mail-addr {
  margin: 0;
  font-family: var(--font-index);
  font-size: clamp(0.875rem, 1.5vw, 0.9375rem);
  line-height: 1.85;
  word-break: break-word;
  user-select: all;
}
.page-contact .mail-notes {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .mail-notes li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  max-width: 40em;
  font-size: 0.9375rem;
  line-height: 1.88;
  color: var(--ink-soft);
}
.page-contact .mail-notes li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 0.65em;
  border-radius: 2px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* ---------- 常见疑问 ---------- */
.page-contact .qalist {
  display: grid;
  border-top: 1px solid var(--line);
}
.page-contact .qa {
  border-bottom: 1px solid var(--line);
}
.page-contact .qa summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}
.page-contact .qa summary::-webkit-details-marker {
  display: none;
}
.page-contact .qa summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-index);
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--gold);
}
.page-contact .qa[open] summary::after {
  content: "–";
}
.page-contact .qa summary:hover,
.page-contact .qa summary:focus-visible {
  color: var(--gold);
}
.page-contact .qa p {
  margin: 0;
  padding: 0 0 20px;
  max-width: 36em;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 599px) {
  .page-contact .chan {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 10px;
  }
  .page-contact .chan__mark {
    grid-column: 1;
    grid-row: 1;
  }
  .page-contact .chan__title {
    grid-column: 1;
    grid-row: 2;
  }
  .page-contact .chan p {
    grid-column: 1;
    grid-row: 3;
  }
  .page-contact .netmap__name {
    font-size: 22px;
  }
  .page-contact .netmap__meta {
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .citycard {
    transition: none;
  }
  .page-contact .citycard:hover,
  .page-contact .citycard:focus-within {
    transform: none;
  }
}