.page-contact {
  --pc-mail: clamp(19px, 5.6vw, 54px);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  padding: 18px 0 0;
  overflow-x: hidden;
}

.page-contact > .wrap {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  font-size: var(--step-1);
  color: var(--pit);
  padding-bottom: 22px;
}

.page-contact .breadcrumbs__link {
  color: var(--pit);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-contact .breadcrumbs__link:hover,
.page-contact .breadcrumbs__link:focus-visible {
  color: var(--mango-deep);
  border-bottom-color: var(--mango);
}

.page-contact .breadcrumbs__sep {
  color: var(--pit);
  opacity: 0.55;
}

.page-contact .breadcrumbs__current {
  color: var(--ink);
  font-weight: 700;
}

/* ---------- 首屏：大留白 + 巨型邮箱 ---------- */
.pc-hero {
  display: grid;
  gap: 30px;
  padding: 8px 0 42px;
  border-bottom: var(--line);
}

.pc-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--mango-deep);
}

.pc-hero__eyebrow::before {
  content: "";
  display: block;
  width: 28px;
  height: 9px;
  background: var(--mango);
}

.pc-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6.4vw, 54px);
  line-height: 1.1;
  letter-spacing: -0.025em;
  max-width: 16em;
}

.pc-hero__lead {
  margin: 0 0 28px;
  max-width: 34em;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--ink);
}

.pc-mailbox {
  padding: 18px 0 22px;
  border-top: var(--line);
  border-bottom: var(--line);
}

.pc-mailbox__label {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--pit);
}

.pc-mailbox__address {
  display: inline;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--pc-mail);
  line-height: 1.18;
  letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
  word-break: break-word;
  background-image: linear-gradient(transparent 66%, rgba(239, 122, 26, 0.38) 66%);
  background-repeat: no-repeat;
}

.pc-mailbox__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 复制按钮 ---------- */
.page-contact .copy-btn {
  appearance: none;
  border: var(--line);
  border-radius: 0;
  background: var(--mango);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-1);
  font-weight: 700;
  padding: 11px 20px;
  cursor: pointer;
  transition: background 0.16s var(--ease), color 0.16s var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--ink);
  color: var(--white);
}

.page-contact .copy-btn[data-copied="true"] {
  background: var(--lime);
  color: var(--ink);
}

.page-contact .copy-btn--ghost {
  background: transparent;
  color: var(--ink);
}

.page-contact .copy-btn--ghost:hover,
.page-contact .copy-btn--ghost:focus-visible {
  background: var(--apricot);
  color: var(--ink);
}

.page-contact .copy-btn--block {
  align-self: flex-start;
  margin-top: auto;
  background: var(--ink);
  color: var(--white);
}

.page-contact .copy-btn--block:hover,
.page-contact .copy-btn--block:focus-visible {
  background: var(--mango);
  color: var(--ink);
}

/* ---------- 首屏方图 ---------- */
.pc-hero__media {
  position: relative;
  margin: 0;
}

.pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--line);
  object-fit: cover;
}

.pc-hero__media::before {
  content: "";
  position: absolute;
  top: -10px;
  left: 16px;
  width: 78px;
  height: 20px;
  background: rgba(239, 122, 26, 0.55);
  transform: rotate(-4deg);
}

.pc-hero__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--pit);
}

/* ---------- 通用区块 ---------- */
.pc-section {
  padding: 40px 0;
  border-bottom: var(--line);
}

.pc-h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.pc-sub {
  margin: 0 0 24px;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--pit);
}

/* ---------- 三种联系方式 ---------- */
.pc-channels {
  display: grid;
  gap: 1px;
  background: var(--ink);
  border: var(--line);
}

.pc-chan {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--paper);
}

.pc-chan--phone {
  background: var(--apricot);
}

.pc-chan--mail {
  background: var(--mango);
}

.pc-chan__key {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--mango-deep);
}

.pc-chan--mail .pc-chan__key {
  color: var(--ink);
}

.pc-chan__val {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step-3);
  line-height: 1.28;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}

.pc-chan__val--num {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

.pc-chan__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--pit);
}

.pc-chan--mail .pc-chan__note {
  color: var(--ink);
}

/* ---------- 对照表 ---------- */
.pc-map__intro {
  display: grid;
  gap: 22px;
  margin-bottom: 26px;
}

.pc-collage {
  margin: 0;
}

.pc-collage img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--line);
  object-fit: cover;
}

.pc-collage__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--pit);
}

.pc-map {
  display: grid;
  gap: 1px;
  border: var(--line);
  background: var(--ink);
}

.pc-map__head {
  display: none;
}

.pc-map__row {
  display: grid;
  gap: 8px;
  padding: 18px;
  background: var(--paper);
  transition: background 0.16s var(--ease), box-shadow 0.16s var(--ease);
}

.pc-map__row:hover,
.pc-map__row:focus-within {
  background: var(--cream);
  box-shadow: inset 4px 0 0 var(--mango);
}

.pc-map__q {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  border: 1px solid currentColor;
}

.page-contact .tag--berry {
  color: var(--berry);
}

.page-contact .tag--mango {
  color: var(--mango-deep);
}

.pc-map__a {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--pit);
}

.pc-map__go {
  margin: 0;
}

.pc-go {
  display: inline-block;
  padding-bottom: 2px;
  font-weight: 700;
  font-size: 15px;
  color: var(--mango-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--mango);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.pc-go::after {
  content: " →";
}

.pc-go:hover,
.pc-go:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 写信要点 ---------- */
.pc-write {
  display: grid;
  gap: 30px;
}

.pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--line);
}

.pc-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: var(--line);
}

.pc-steps__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.5;
  color: var(--mango-deep);
  font-variant-numeric: tabular-nums;
}

.pc-steps__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.pc-steps__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--pit);
}

.pc-note {
  position: relative;
  align-self: start;
  margin: 14px 0 0;
  padding: 26px 20px 22px;
  background: var(--cream);
  border: var(--line);
  box-shadow: 6px 6px 0 var(--apricot);
  transform: rotate(-1deg);
}

.pc-note::before {
  content: "";
  position: absolute;
  top: -9px;
  left: 50%;
  width: 88px;
  height: 18px;
  background: rgba(239, 122, 26, 0.5);
  transform: translateX(-50%) rotate(-2deg);
}

.pc-note__title {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.pc-note__line {
  margin: 0 0 9px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.pc-note__k {
  display: inline-block;
  min-width: 3.4em;
  margin-right: 6px;
  color: var(--berry);
  font-weight: 700;
}

/* ---------- 回复时间（深色面板） ---------- */
.pc-sla {
  padding: 30px 22px;
  background: var(--ink);
  color: var(--white);
  border: var(--line);
}

.pc-sla__title {
  color: var(--white);
  margin-bottom: 10px;
}

.pc-sla__desc {
  margin: 0 0 22px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.8);
}

.pc-sla__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.24);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.pc-sla__stats li {
  padding: 18px 16px;
  background: var(--ink);
}

.pc-sla__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 6vw, 38px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--mango);
  font-variant-numeric: tabular-nums;
}

.pc-sla__cap {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
}

.pc-sla__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
}

/* ---------- 自查折叠 ---------- */
.pc-folds {
  display: grid;
  gap: 0;
  border: var(--line);
}

.pc-fold {
  background: var(--paper);
}

.pc-fold + .pc-fold {
  border-top: var(--line);
}

.pc-fold__q {
  position: relative;
  padding: 16px 46px 16px 18px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
  transition: background 0.16s var(--ease);
}

.pc-fold__q::-webkit-details-marker {
  display: none;
}

.pc-fold__q::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 900;
  color: var(--mango-deep);
}

.pc-fold[open] .pc-fold__q {
  background: var(--apricot);
}

.pc-fold[open] .pc-fold__q::after {
  content: "–";
}

.pc-fold__a {
  padding: 0 18px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pit);
}

.pc-fold__a p {
  margin: 12px 0 0;
}

.pc-fold__a a {
  color: var(--mango-deep);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pc-fold__a a:hover,
.pc-fold__a a:focus-visible {
  color: var(--ink);
}

/* ---------- 页脚信息条 ---------- */
.pc-colophon {
  padding: 24px 0 44px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pit);
}

.pc-colophon__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  margin: 0 0 8px;
}

.pc-colophon__row a {
  color: var(--pit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pc-colophon__row a:hover,
.pc-colophon__row a:focus-visible {
  color: var(--mango-deep);
}

.pc-colophon__dot {
  opacity: 0.5;
}

.pc-colophon__note {
  margin: 0;
  font-size: 13px;
  color: var(--pit);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact {
    padding-top: 26px;
  }

  .pc-section {
    padding: 52px 0;
  }

  .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pc-chan--mail {
    grid-column: 1 / -1;
  }

  .pc-sla__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pc-sla {
    padding: 36px 30px;
  }
}

@media (min-width: 960px) {
  .pc-hero {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
    gap: 52px;
    padding: 18px 0 60px;
  }

  .pc-hero__media {
    margin-top: 10px;
    transform: rotate(1.5deg);
  }

  .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pc-chan--mail {
    grid-column: auto;
  }

  .pc-map__intro {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }

  .pc-map__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr) 160px;
    gap: 18px;
    padding: 12px 18px;
    background: var(--apricot);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--pit);
  }

  .pc-map__row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr) 160px;
    align-items: center;
    gap: 18px;
    padding: 18px;
  }

  .pc-write {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
    gap: 48px;
  }

  .pc-note {
    margin-top: 26px;
  }
}

END