.page-contact {
  --contact-gap: clamp(20px, 3vw, 40px);
  background: var(--cream);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(24px, 4vw, 40px) 0 clamp(34px, 5vw, 60px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 95% at 100% 0%, rgba(217, 184, 118, .22), transparent 60%),
    linear-gradient(180deg, var(--paper) 0%, rgba(246, 241, 228, .82) 100%);
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--ink-soft);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--copper);
}

.page-contact .breadcrumb-link {
  color: var(--green-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
}

.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus-visible {
  border-bottom-color: var(--copper);
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
}

.page-contact .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--moss);
}

.page-contact .display-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--green);
}

.page-contact .lede {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .hero-note {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--green-2);
}

.page-contact .note-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cinnabar);
}

.page-contact .hero-media {
  margin: 0;
  padding: 9px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
}

.page-contact .hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  background: linear-gradient(135deg, rgba(46, 107, 94, .16), rgba(180, 134, 59, .16));
}

.page-contact .media-caption {
  margin: 10px 2px 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 章节头 ---------- */
.page-contact .sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 14px;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .sec-num {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--copper);
}

.page-contact .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.35;
  color: var(--green);
}

.page-contact .sec-sub {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .sec-head--stack {
  align-content: start;
  margin-bottom: 0;
}

/* ---------- 联络渠道 ---------- */
.page-contact .channel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .channel-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 6px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
  position: relative;
}

.page-contact .channel-item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 1px;
  background: var(--copper);
  transition: width 240ms ease;
}

.page-contact .channel-item:hover::after {
  width: 100%;
}

.page-contact .channel-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--copper);
  padding-top: 3px;
}

.page-contact .channel-name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--green);
}

.page-contact .channel-value {
  display: block;
  margin-bottom: 10px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  line-height: 1.6;
  color: var(--green-2);
  text-decoration: none;
  word-break: break-word;
}

.page-contact a.channel-value {
  border-bottom: 2px solid var(--copper-light);
  display: inline-block;
}

.page-contact a.channel-value:hover,
.page-contact a.channel-value:focus-visible {
  border-bottom-color: var(--cinnabar);
}

.page-contact .channel-note {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 邮件骨架 ---------- */
.page-contact .letter-layout {
  display: grid;
  gap: var(--contact-gap);
}

.page-contact .letter {
  padding: clamp(18px, 3vw, 30px);
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--copper);
  box-shadow: var(--shadow-card);
}

.page-contact .letter-head {
  margin: 0 0 6px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--moss);
}

.page-contact .letter-row {
  display: grid;
  gap: 4px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-contact .letter-key {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--copper);
}

.page-contact .letter-val {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .letter-val a,
.page-contact .letter-foot a {
  color: var(--green-2);
  text-decoration: none;
  border-bottom: 1px solid var(--copper-light);
}

.page-contact .letter-val a:hover,
.page-contact .letter-foot a:hover {
  border-bottom-color: var(--cinnabar);
}

.page-contact .letter-foot {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 回拨 ---------- */
.page-contact .callback-grid {
  display: grid;
  gap: var(--contact-gap);
}

.page-contact .callback-copy p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .callback-copy p:first-of-type {
  margin-top: 12px;
}

.page-contact .steps {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .step-num {
  font-size: 15px;
  font-weight: 700;
  color: var(--copper);
  line-height: 1.7;
}

.page-contact .step-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 来件分类手风琴 ---------- */
.page-contact .accordion {
  margin-top: 6px;
  border-top: 1px solid var(--line);
}

.page-contact .accordion-item {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .accordion-head {
  margin: 0;
}

.page-contact .accordion-trigger {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 18px;
  align-items: start;
  gap: 12px;
  width: 100%;
  padding: 17px 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--font-body);
  color: var(--ink);
  cursor: pointer;
}

.page-contact .accordion-trigger:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
}

.page-contact .acc-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--copper);
  padding-top: 3px;
}

.page-contact .acc-main {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-contact .acc-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--green);
}

.page-contact .acc-tag {
  align-self: flex-start;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--green-2);
  background: rgba(180, 134, 59, .14);
  border: 1px solid rgba(180, 134, 59, .3);
  border-radius: 2px;
}

.page-contact .acc-icon {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 1px solid var(--copper);
  border-radius: 50%;
  flex: none;
}

.page-contact .acc-icon::before,
.page-contact .acc-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--copper);
  transform: translate(-50%, -50%);
  transition: transform 180ms ease, opacity 180ms ease;
}

.page-contact .acc-icon::before {
  width: 8px;
  height: 1px;
}

.page-contact .acc-icon::after {
  width: 1px;
  height: 8px;
}

.page-contact .accordion-trigger[aria-expanded="true"] .acc-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-contact .accordion-panel {
  padding: 0 0 20px 46px;
}

.page-contact .accordion-panel .prose p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .accordion-panel .prose ul {
  margin: 0 0 10px;
  padding-left: 18px;
  list-style: none;
}

.page-contact .accordion-panel .prose li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .accordion-panel .prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 8px;
  height: 1px;
  background: var(--copper);
}

.page-contact .accordion-panel .prose a {
  color: var(--green-2);
  text-decoration: none;
  border-bottom: 1px solid var(--copper-light);
}

/* ---------- 地址与工作时段 ---------- */
.page-contact .city-media {
  margin: 0 0 clamp(18px, 3vw, 26px);
  border: 1px solid var(--line);
  background: var(--green);
  overflow: hidden;
}

.page-contact .city-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1100 / 480;
  object-fit: cover;
  background: linear-gradient(140deg, var(--green) 0%, var(--moss) 55%, rgba(180, 134, 59, .5) 100%);
  opacity: .95;
}

.page-contact .visit-panel {
  padding: clamp(20px, 3vw, 32px);
  background: var(--cream);
  border: 1px solid var(--copper-light);
  box-shadow: var(--shadow-card);
}

.page-contact .visit-panel .section-title {
  margin: 6px 0 18px;
}

.page-contact .visit-list {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .visit-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .visit-row dt {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--copper);
}

.page-contact .visit-row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .visit-row dd a {
  color: var(--green-2);
  text-decoration: none;
  border-bottom: 1px solid var(--copper-light);
}

.page-contact .visit-row dd a:hover {
  border-bottom-color: var(--cinnabar);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .letter-row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 4px 18px;
    align-items: start;
  }

  .page-contact .visit-row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 4px 18px;
    align-items: baseline;
  }

  .page-contact .acc-main {
    flex-direction: row;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 10px;
  }

  .page-contact .acc-tag {
    align-self: center;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-contact .letter-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .callback-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: start;
  }

  .page-contact .channel-item {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 6px 24px;
    padding: 22px 0;
  }

  .page-contact .accordion-panel {
    padding-left: 58px;
    padding-right: clamp(0px, 6vw, 120px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-item::after,
  .page-contact .acc-icon::before,
  .page-contact .acc-icon::after {
    transition: none;
  }
}