.page-contact {
  padding: 28px 0 72px;
  color: var(--ink);
}

.page-contact .breadcrumb {
  margin-bottom: 28px;
}

.page-contact .contact-intro {
  max-width: 780px;
  margin-bottom: 40px;
}

.page-contact .contact-intro h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 34px;
  line-height: 1.28;
  letter-spacing: 0.04em;
  color: var(--salt);
  margin: 14px 0 18px;
}

.page-contact .contact-lede {
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-accent);
  max-width: 42em;
}

.page-contact .contact-layout {
  display: grid;
  gap: 36px;
}

/* 左侧坐标式信息面板 */
.page-contact .contact-coord {
  position: relative;
  overflow: hidden;
  padding: 30px 24px 28px;
  background: linear-gradient(160deg, var(--deepsea) 0%, var(--abyss) 82%);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .contact-coord::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(to right, rgba(55, 230, 212, 0.09) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(to bottom, rgba(55, 230, 212, 0.09) 0 1px, transparent 1px 48px);
  pointer-events: none;
}

.page-contact .contact-coord-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.16;
  filter: saturate(0.7);
}

.page-contact .coord-body {
  position: relative;
  z-index: 1;
}

.page-contact .coord-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 20px;
  letter-spacing: 0.16em;
  color: var(--mist);
  margin: 0 0 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-contact .coord-label {
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--cyan);
  margin: 0 0 6px;
}

.page-contact .coord-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.5;
  color: var(--salt);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .coord-value:hover,
.page-contact .coord-value:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.page-contact .coord-value + .coord-label {
  margin-top: 22px;
}

.page-contact .coord-note {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-mute);
}

.page-contact .coord-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .coord-meta {
  margin: 26px 0 0;
  display: grid;
  gap: 12px;
}

.page-contact .coord-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

.page-contact .coord-meta dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--rock);
  min-width: 72px;
}

.page-contact .coord-meta dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

/* 右侧连续画布 */
.page-contact .contact-flow {
  display: grid;
  gap: 56px;
  min-width: 0;
}

.page-contact .contact-block {
  position: relative;
  padding-top: 8px;
}

.page-contact .block-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 24px;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--salt);
  margin: 12px 0 14px;
}

.page-contact .block-lede {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-mute);
  max-width: 44em;
  margin: 0 0 26px;
}

/* 事项索引条 */
.page-contact .topic-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-contact .topic-index a {
  display: inline-block;
  padding: 5px 12px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
  text-decoration: none;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut-sm)) 0, 100% var(--cut-sm), 100% 100%, 0 100%);
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact .topic-index a:hover,
.page-contact .topic-index a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background-color: rgba(55, 230, 212, 0.08);
}

/* 事项卡片 */
.page-contact .topic-grid {
  display: grid;
  gap: 2px;
}

.page-contact .topic-card {
  position: relative;
  padding: 22px 20px 20px 22px;
  background: linear-gradient(150deg, rgba(18, 63, 94, 0.62), rgba(6, 24, 38, 0.5));
  border-left: 2px solid var(--tide);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact .topic-card:hover {
  border-left-color: var(--cyan);
}

.page-contact .topic-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--salt);
}

.page-contact .topic-card p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-mute);
}

.page-contact .topic-hint {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  opacity: 0.85;
}

.page-contact .topic-link {
  margin-top: 4px;
}

.page-contact .topic-link a {
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .topic-link a:hover,
.page-contact .topic-link a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* 咨询前准备 */
.page-contact .prepare-layout {
  display: grid;
  gap: 26px;
}

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

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .prep-no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--clay);
  padding-top: 3px;
}

.page-contact .prep-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-accent);
}

.page-contact .prepare-figure {
  margin: 0;
}

.page-contact .prepare-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  background: linear-gradient(140deg, var(--tide), var(--abyss));
}

.page-contact .prepare-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-mute);
}

.page-contact .prepare-foot {
  margin-top: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-mute);
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

.page-contact .prepare-foot a,
.page-contact .contact-tail a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .prepare-foot a:hover,
.page-contact .prepare-foot a:focus-visible,
.page-contact .contact-tail a:hover,
.page-contact .contact-tail a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* 回复节奏 */
.page-contact .resp-grid {
  display: grid;
  gap: 24px;
}

.page-contact .resp-item {
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .resp-key {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--cyan);
  margin: 0 0 8px;
}

.page-contact .resp-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  letter-spacing: 0.05em;
  color: var(--salt);
}

.page-contact .resp-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-mute);
}

/* 地址卡 */
.page-contact .addr-card {
  position: relative;
  padding: 26px 22px;
  background: rgba(176, 106, 74, 0.09);
  border: 1px solid rgba(181, 106, 74, 0.32);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut-sm) 100%, 0 calc(100% - var(--cut-sm)));
}

.page-contact .addr-key {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--clay);
  margin: 0 0 10px;
}

.page-contact .addr-line {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 20px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--salt);
}

.page-contact .addr-note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-mute);
}

.page-contact .addr-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding-top: 14px;
  border-top: 1px dashed rgba(181, 106, 74, 0.36);
}

.page-contact .addr-links a {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .addr-links a:hover,
.page-contact .addr-links a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.page-contact .contact-tail {
  margin-top: 26px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-mute);
}

@media (min-width: 768px) {
  .page-contact {
    padding-top: 36px;
  }

  .page-contact .contact-intro h1 {
    font-size: 44px;
  }

  .page-contact .contact-coord {
    padding: 36px 30px 32px;
  }

  .page-contact .block-title {
    font-size: 28px;
  }

  .page-contact .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px;
  }

  .page-contact .prepare-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
  }

  .page-contact .resp-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .addr-card {
    padding: 30px 28px;
  }

  .page-contact .addr-line {
    font-size: 24px;
  }
}

@media (min-width: 1024px) {
  .page-contact {
    padding-bottom: 96px;
  }

  .page-contact .contact-layout {
    grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-coord {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .contact-intro h1 {
    font-size: 52px;
  }

  .page-contact .contact-flow {
    gap: 68px;
  }

  .page-contact .contact-block--prepare .prepare-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}