.page-contact {
  --contact-grid-line: rgba(143, 169, 177, 0.16);
  background: var(--salt);
  color: var(--ink);
}

.page-contact .breadcrumbs {
  margin-bottom: var(--sp-3);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--grid);
}

.page-contact .breadcrumbs a {
  color: var(--ochre-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  border-bottom-color: var(--ochre);
}

/* ---------- HERO ---------- */

.page-contact .contact-hero {
  position: relative;
  padding: 28px 0 64px;
  background-image:
    linear-gradient(to right, var(--contact-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--contact-grid-line) 1px, transparent 1px);
  background-size: 72px 72px;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto auto;
  width: 46%;
  height: 320px;
  background: linear-gradient(120deg, rgba(27, 107, 140, 0.10), rgba(181, 101, 29, 0.06));
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .hero-grid {
  position: relative;
  display: grid;
  gap: var(--sp-4);
  align-items: start;
}

.page-contact .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 12px 0 20px;
  max-width: 15em;
}

.page-contact .hero-copy .section-lead {
  max-width: 34em;
  margin: 0 0 var(--sp-4);
}

.page-contact .channel-cards {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .channel-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  padding: 18px 20px 20px;
  overflow: hidden;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 34px;
  background: var(--ochre);
}

.page-contact .channel-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ochre-dark);
  text-transform: uppercase;
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.35;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .channel-value--mail {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  word-break: break-all;
  color: var(--lake-deep);
}

.page-contact .channel-value--addr {
  font-size: 18px;
}

.page-contact .channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* hero map */

.page-contact .hero-map {
  display: grid;
  gap: 14px;
}

.page-contact .contact-map {
  position: relative;
  margin: 0;
  background: linear-gradient(160deg, var(--lake) 0%, var(--lake-deep) 100%);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, 0 100%);
  padding: 14px 14px 60px;
  overflow: hidden;
}

.page-contact .contact-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.13) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.13) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.page-contact .contact-map img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.08);
}

.page-contact .map-caption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: #FFFFFF;
}

.page-contact .map-caption .mono {
  border-bottom: 2px solid var(--flag-yellow);
  padding-bottom: 3px;
}

.page-contact .region-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .region-chips li {
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 5px 12px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-soft);
  background: var(--paper);
}

/* ---------- 邮件写法 ---------- */

.page-contact .mail-grid {
  display: grid;
  gap: var(--sp-4);
  align-items: start;
}

.page-contact .mail-copy .section-title {
  margin: 10px 0 16px;
}

.page-contact .mail-points {
  list-style: none;
  margin: var(--sp-3) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .mail-points li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .mail-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 12px;
  height: 3px;
  background: var(--ochre);
  transform: skewX(-32deg);
}

.page-contact .mail-points strong {
  display: inline-block;
  color: var(--ink);
  font-weight: 700;
  margin-right: 4px;
}

.page-contact .inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--sp-3);
}

.page-contact .mail-template {
  background: var(--lake-deep);
  border-radius: var(--r-md);
  padding: 22px;
  color: #FFFFFF;
}

.page-contact .tpl-head {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--flag-yellow);
  text-transform: uppercase;
}

.page-contact .tpl-body {
  margin: 0;
  padding: 16px;
  background: rgba(255, 255, 255, 0.07);
  border-left: 3px solid var(--ochre);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: #EAF1F3;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-contact .tpl-foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

/* ---------- 流程 ---------- */

.page-contact .flow-section {
  background: var(--paper);
}

.page-contact .flow-head {
  display: grid;
  gap: 16px;
  margin-bottom: var(--sp-4);
}

.page-contact .flow-head .section-title {
  margin: 10px 0 0;
}

.page-contact .flow-lead {
  max-width: 40em;
  margin: 0;
}

.page-contact .flow-track {
  display: grid;
  gap: var(--sp-3);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .flow-step {
  position: relative;
  padding-top: 18px;
}

.page-contact .flow-step::before {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  margin-bottom: 14px;
  background: var(--ochre);
  transform: skewX(-34deg);
}

.page-contact .flow-num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--flag-blue);
  margin-bottom: 6px;
}

.page-contact .flow-step h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
}

.page-contact .flow-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-contact .flow-figure {
  margin: var(--sp-4) 0 0;
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--r-md);
  background: var(--salt);
}

/* ---------- 区域 ---------- */

.page-contact .region-grid {
  display: grid;
  gap: var(--sp-4);
  align-items: start;
}

.page-contact .region-copy .section-title {
  margin: 10px 0 16px;
}

.page-contact .region-stats {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  margin: var(--sp-3) 0 0;
  padding-top: var(--sp-3);
  border-top: 1px solid var(--rule);
}

.page-contact .region-stats dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ochre-dark);
  margin-bottom: 4px;
}

.page-contact .region-stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 38px;
  line-height: 1;
  color: var(--lake);
  font-variant-numeric: tabular-nums;
}

.page-contact .region-stats dd small {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-mute);
  margin-left: 4px;
}

.page-contact .region-scenes {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .scene-item {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--lake);
  border-radius: var(--r-sm);
  padding: 16px 18px;
}

.page-contact .scene-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.page-contact .scene-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 地址 ---------- */

.page-contact .address-section {
  background: var(--salt);
}

.page-contact .address-grid {
  display: grid;
  gap: var(--sp-3);
  align-items: stretch;
}

.page-contact .address-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  padding: 24px 22px;
}

.page-contact .address-card .section-title {
  margin: 10px 0 18px;
}

.page-contact .address-list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .address-list > div {
  display: grid;
  gap: 4px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--rule);
}

.page-contact .address-list > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .address-list dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
}

.page-contact .address-list dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .address-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-mute);
}

.page-contact .address-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 22px;
  border-radius: var(--r-md);
  background: linear-gradient(150deg, var(--ochre) 0%, var(--ochre-dark) 100%);
  color: #FFFFFF;
  overflow: hidden;
  min-height: 260px;
}

.page-contact .coord-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.14) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.page-contact .coord {
  position: absolute;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.7);
}

.page-contact .coord--a {
  top: 14px;
  left: 18px;
}

.page-contact .coord--b {
  bottom: 14px;
  right: 18px;
}

.page-contact .address-quote {
  position: relative;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.5;
  max-width: 16em;
}

.page-contact .address-visual .btn {
  position: relative;
  align-self: flex-start;
}

/* ---------- 场景标签 ---------- */

.page-contact .scene-section .section-title {
  margin: 10px 0 14px;
}

.page-contact .scene-lead {
  margin: 0 0 var(--sp-3);
}

.page-contact .scene-tags {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .scene-tag {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-sm);
  text-decoration: none;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .scene-tag .mono {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--flag-blue);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 2px 8px;
}

.page-contact .scene-tag:hover,
.page-contact .scene-tag:focus-visible {
  border-color: var(--lake);
  transform: translateY(-2px);
}

.page-contact .scene-tag:hover .mono,
.page-contact .scene-tag:focus-visible .mono {
  color: var(--ochre-dark);
  border-color: var(--ochre);
}

.page-contact .closing-band {
  margin-top: var(--sp-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 22px;
  background: var(--lake-deep);
  border-radius: var(--r-md);
  color: #FFFFFF;
}

.page-contact .closing-band p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  max-width: 38em;
  color: rgba(255, 255, 255, 0.9);
}

.page-contact .closing-band .btn {
  flex: none;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .channel-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 36px 0 88px;
  }

  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 1fr);
    gap: var(--sp-5);
  }

  .page-contact .mail-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: var(--sp-5);
  }

  .page-contact .flow-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: var(--sp-4);
  }

  .page-contact .flow-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--sp-3);
  }

  .page-contact .flow-step {
    padding-top: 0;
  }

  .page-contact .region-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: var(--sp-5);
  }

  .page-contact .address-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: var(--sp-4);
  }

  .page-contact .scene-tags {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .closing-band {
    padding: 28px 32px;
  }
}

@media (min-width: 1200px) {
  .page-contact .channel-value {
    font-size: 21px;
  }

  .page-contact .address-quote {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .scene-tag {
    transition: none;
  }

  .page-contact .scene-tag:hover,
  .page-contact .scene-tag:focus-visible {
    transform: none;
  }
}