.page-contact {
  --c-gold: var(--lb-gold);
  --c-deep: var(--lb-deep);
  --c-red: var(--lb-red);
  --c-paper: var(--lb-paper);
  --c-ink: var(--lb-ink);
  --c-gray: var(--lb-gray);
  --c-line: var(--lb-line);
  --c-silver: var(--lb-silver);
  --c-head: var(--lb-font-head);
  --c-body: var(--lb-font-body);
  --c-data: var(--lb-font-data);
  background: var(--lb-paper);
  color: var(--lb-ink);
}

.page-contact__crumbs {
  width: min(var(--lb-content), calc(100% - 40px));
  margin: 0 auto;
  padding-top: 28px;
  font-family: var(--c-data);
  font-size: 13px;
  color: var(--c-gray);
  display: flex;
  gap: 8px;
  align-items: center;
}

.page-contact__crumbs a {
  color: var(--c-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease, color 300ms ease;
}

.page-contact__crumbs a:hover,
.page-contact__crumbs a:focus-visible {
  color: var(--c-red);
  border-bottom-color: var(--c-gold);
}

.page-contact__crumbs [aria-current="page"] {
  color: var(--c-deep);
  font-weight: 700;
}

.page-contact__hero {
  position: relative;
  padding: 40px 0 56px;
}

.page-contact__hero::after {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-deep) 0 28%, var(--c-gold) 28% 54%, transparent 54%);
}

.page-contact__hero-inner {
  display: grid;
  gap: 40px;
}

.page-contact__hero-main {
  display: block;
  font-family: var(--c-head);
  font-size: clamp(40px, 7vw, 68px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-deep);
}

.page-contact__hero-sub {
  display: block;
  font-family: var(--c-head);
  font-size: clamp(15px, 2.4vw, 21px);
  font-weight: 700;
  color: var(--c-gray);
  margin-top: 14px;
}

.page-contact__lead {
  font-family: var(--c-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-gray);
  margin: 24px 0 32px;
  max-width: 46em;
}

.page-contact__meta-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 2px solid var(--c-deep);
  border-left: 1px solid var(--c-line);
  margin: 0;
  max-width: 560px;
}

.page-contact__meta-list > div {
  background: var(--lb-paper);
  padding: 14px 16px;
  border-right: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-contact__meta-list dt {
  font-family: var(--c-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-gray);
}

.page-contact__meta-list dd {
  font-family: var(--c-data);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-deep);
  margin: 4px 0 0;
}

.page-contact__hero-aside {
  max-width: 520px;
}

.page-contact__promise {
  position: relative;
  background: var(--c-deep);
  color: #ede9e1;
  border: none;
  overflow: hidden;
  padding: 30px 28px 26px;
}

.page-contact__promise::after {
  content: "";
  position: absolute;
  right: -24px;
  bottom: -24px;
  width: 110px;
  height: 110px;
  background: repeating-linear-gradient(135deg, transparent 0 8px, rgba(201, 162, 39, 0.28) 8px 12px);
  transform: rotate(15deg);
}

.page-contact__promise-kicker {
  font-family: var(--c-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--c-gold);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}

.page-contact__promise-kicker::before {
  content: "";
  width: 18px;
  height: 3px;
  background: var(--c-gold);
}

.page-contact__promise ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-contact__promise li {
  font-family: var(--c-body);
  font-size: 14px;
  line-height: 1.7;
  color: #e8e4dc;
  padding-left: 18px;
  position: relative;
}

.page-contact__promise li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--c-gold);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.page-contact__channels {
  padding: 64px 0 72px;
}

.page-contact__section-head {
  max-width: 720px;
  margin-bottom: 36px;
}

.page-contact__section-head h2,
.page-contact__local-content h2,
.page-contact__letter-card h2 {
  font-family: var(--c-head);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  line-height: 1.15;
  color: var(--c-ink);
  margin: 10px 0 16px;
}

.page-contact__section-desc,
.page-contact__letter-intro {
  font-family: var(--c-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-gray);
  margin: 0;
}

.page-contact__channels-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

.page-contact__channel-card {
  position: relative;
  background: var(--lb-paper);
  border: 1px solid var(--c-line);
  padding: 30px 24px 24px;
  transition: transform 300ms ease, border-color 300ms ease, box-shadow 300ms ease;
}

.page-contact__channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-deep) 0 30%, var(--c-gold) 30% 100%);
  opacity: 0;
  transition: opacity 300ms ease;
}

.page-contact__channel-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  border-top: 26px solid var(--c-gold);
  border-left: 26px solid transparent;
  opacity: 0;
  transition: opacity 300ms ease;
}

.page-contact__channel-card:hover,
.page-contact__channel-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(201, 162, 39, 0.7);
  box-shadow: 8px 8px 0 rgba(10, 31, 68, 0.08);
}

.page-contact__channel-card:hover::before,
.page-contact__channel-card:hover::after,
.page-contact__channel-card:focus-within::before,
.page-contact__channel-card:focus-within::after {
  opacity: 1;
}

.page-contact__channel-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-deep);
  color: #fff;
  margin-bottom: 20px;
  position: relative;
}

.page-contact__channel-icon::before {
  content: "";
  position: absolute;
  right: -8px;
  bottom: -8px;
  width: 14px;
  height: 14px;
  background: var(--c-gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-contact__channel-card h3 {
  font-family: var(--c-head);
  font-size: 20px;
  font-weight: 800;
  color: var(--c-ink);
  margin: 0 0 8px;
}

.page-contact__channel-value {
  font-family: var(--c-data);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-deep);
  margin: 0 0 12px;
  overflow-wrap: break-word;
  line-height: 1.5;
}

.page-contact__channel-card p:last-child {
  font-family: var(--c-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0;
}

.page-contact__local {
  background: rgba(182, 195, 214, 0.16);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  padding: 64px 0 72px;
}

.page-contact__local-grid {
  display: grid;
  gap: 44px;
}

.page-contact__local-visual {
  min-width: 0;
}

.page-contact__map-card {
  position: relative;
  border: 2px solid var(--c-deep);
  background: var(--lb-paper);
  box-shadow: 10px 10px 0 rgba(201, 162, 39, 0.18);
  overflow: hidden;
}

.page-contact__map-card::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 34px;
  height: 34px;
  background: var(--c-gold);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.page-contact__map-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact__map-dot {
  position: absolute;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(183, 28, 28, 0.92);
  color: #fff;
  font-family: var(--c-data);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--lb-paper);
  box-shadow: 0 2px 6px rgba(17, 17, 17, 0.3);
  cursor: default;
  transition: transform 300ms ease, background-color 300ms ease, box-shadow 300ms ease;
  z-index: 2;
}

.page-contact__map-dot::after {
  content: attr(data-city);
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--c-deep);
  color: #fff;
  font-family: var(--c-head);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  white-space: nowrap;
  opacity: 1;
  visibility: visible;
}

.page-contact__map-dot:hover,
.page-contact__map-dot:focus {
  transform: scale(1.35);
  background: var(--c-gold);
  box-shadow: 0 4px 12px rgba(201, 162, 39, 0.7);
  outline: none;
}

.page-contact__map-dot--zhengzhou {
  top: 42%;
  left: 54%;
}

.page-contact__map-dot--luoyang {
  top: 38%;
  left: 28%;
}

.page-contact__map-dot--nanyang {
  top: 64%;
  left: 40%;
}

.page-contact__map-note {
  font-family: var(--c-body);
  font-size: 12px;
  color: var(--c-gray);
  margin-top: 14px;
}

.page-contact__map-note::before {
  content: "※";
  color: var(--c-red);
  margin-right: 6px;
}

.page-contact__local-content {
  position: relative;
}

.page-contact__local-content::before {
  content: "";
  position: absolute;
  top: -24px;
  right: 18px;
  width: 120px;
  height: 4px;
  background: repeating-linear-gradient(135deg, var(--c-gold) 0 10px, transparent 10px 18px);
}

.page-contact__local-lead {
  font-family: var(--c-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-gray);
  margin: 0 0 28px;
}

.page-contact__local-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact__local-list li {
  position: relative;
  padding: 18px 18px 18px 52px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(216, 210, 200, 0.85);
  border-left: 4px solid var(--c-deep);
  font-family: var(--c-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-contact__local-list li::before {
  content: attr(data-idx);
  position: absolute;
  left: 14px;
  top: 16px;
  font-family: var(--c-data);
  font-size: 16px;
  font-weight: 700;
  color: var(--c-gold);
}

.page-contact__local-list strong {
  color: var(--c-deep);
}

.page-contact__quote {
  margin: 32px 0 0;
  padding: 20px 22px 16px;
  background: rgba(201, 162, 39, 0.09);
  border-left: 4px solid var(--c-gold);
}

.page-contact__quote blockquote {
  margin: 0;
  font-family: var(--c-head);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.75;
  color: var(--c-deep);
}

.page-contact__quote figcaption {
  margin-top: 10px;
  font-family: var(--c-body);
  font-size: 13px;
  color: var(--c-gray);
}

.page-contact__feedback {
  padding: 72px 0 88px;
}

.page-contact__feedback-grid {
  display: grid;
  gap: 48px;
}

.page-contact__letter-card {
  min-width: 0;
}

.page-contact__letter-intro {
  margin-bottom: 28px;
}

.page-contact__sheet {
  position: relative;
  background: var(--lb-paper);
  border: 1px solid var(--c-line);
  box-shadow: 6px 6px 0 rgba(10, 31, 68, 0.06);
  padding: 10px 24px 24px;
}

.page-contact__sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px 0 14px;
  border-bottom: 2px solid var(--c-deep);
  margin-bottom: 8px;
}

.page-contact__sheet-headline {
  font-family: var(--c-head);
  font-size: 16px;
  font-weight: 800;
  color: var(--c-deep);
}

.page-contact__sheet-tag {
  font-family: var(--c-head);
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: var(--c-red);
  padding: 4px 10px;
  letter-spacing: 0.06em;
}

.page-contact__sheet-row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--c-line);
}

.page-contact__sheet-row--body {
  border-bottom: none;
}

.page-contact__sheet-label {
  font-family: var(--c-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-gray);
  letter-spacing: 0.08em;
}

.page-contact__sheet-value {
  font-family: var(--c-data);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-deep);
  overflow-wrap: break-word;
  line-height: 1.5;
}

.page-contact__sheet-body {
  display: grid;
  gap: 8px;
}

.page-contact__sheet-body p {
  font-family: var(--c-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-ink);
  margin: 0;
}

.page-contact__sheet-note {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px;
  background: rgba(201, 162, 39, 0.09);
  border-left: 4px solid var(--c-gold);
  margin-top: 6px;
}

.page-contact__sheet-note-mark {
  font-family: var(--c-head);
  font-size: 12px;
  font-weight: 800;
  color: var(--c-red);
  background: #fff;
  padding: 3px 8px;
  border: 1px solid rgba(183, 28, 28, 0.35);
  white-space: nowrap;
}

.page-contact__sheet-note p {
  font-family: var(--c-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-ink);
  margin: 0;
}

.page-contact__reply-side {
  display: grid;
  gap: 28px;
  min-width: 0;
}

.page-contact__reply-card {
  position: relative;
  background: var(--c-deep);
  color: #ede9e1;
  padding: 28px 26px 30px;
  overflow: hidden;
}

.page-contact__reply-card::before {
  content: "";
  position: absolute;
  top: -24px;
  right: -22px;
  width: 140px;
  height: 140px;
  border: 2px solid rgba(201, 162, 39, 0.35);
  transform: rotate(20deg);
}

.page-contact__reply-card::after {
  content: "";
  position: absolute;
  top: 10px;
  right: 12px;
  width: 80px;
  height: 80px;
  border: 2px solid rgba(201, 162, 39, 0.28);
  transform: rotate(20deg);
}

.page-contact__reply-img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 210px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.16);
  position: relative;
  z-index: 0;
}

.page-contact__reply-title {
  position: relative;
  font-family: var(--c-head);
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin: 18px 0 14px;
}

.page-contact__reply-list {
  position: relative;
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display: grid;
  gap: 10px;
}

.page-contact__reply-list li {
  position: relative;
  padding-left: 20px;
  font-family: var(--c-body);
  font-size: 14px;
  line-height: 1.75;
  color: #e8e4dc;
}

.page-contact__reply-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 10px;
  height: 2px;
  background: var(--c-gold);
}

.page-contact__reply-tip {
  position: relative;
  font-family: var(--c-body);
  font-size: 13px;
  line-height: 1.7;
  color: #c5cbd8;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding-top: 14px;
  margin: 0;
}

.page-contact__faq-links {
  display: grid;
  gap: 10px;
  padding: 4px 2px 0;
}

.page-contact__faq-title {
  font-family: var(--c-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-gray);
  margin: 0 0 2px;
}

.page-contact__faq-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--c-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--c-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding: 6px 0;
  transition: border-color 300ms ease, color 300ms ease, transform 300ms ease;
}

.page-contact__faq-link::before {
  content: "→";
  color: var(--c-gold);
  font-family: var(--c-data);
  font-size: 16px;
  flex: 0 0 auto;
}

.page-contact__faq-link:hover,
.page-contact__faq-link:focus-visible {
  color: var(--c-red);
  border-bottom-color: var(--c-gold);
  transform: translateX(3px);
}

.page-contact__faq-link:focus-visible,
.page-contact__crumbs a:focus-visible,
.page-contact__map-dot:focus-visible,
.page-contact__channel-card:focus-within {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

@media (min-width: 720px) {
  .page-contact__channels-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
}

@media (min-width: 900px) {
  .page-contact__hero {
    padding: 56px 0 72px;
  }

  .page-contact__hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact__hero-aside {
    max-width: none;
    position: sticky;
    top: 100px;
  }

  .page-contact__channels {
    padding: 72px 0 88px;
  }

  .page-contact__local-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 64px;
    align-items: center;
  }

  .page-contact__local {
    padding: 72px 0 88px;
  }

  .page-contact__feedback-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact__letter-card {
    position: sticky;
    top: 0;
  }
}

@media (min-width: 1200px) {
  .page-contact__local-list {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact__channel-card,
  .page-contact__map-dot,
  .page-contact__faq-link,
  .page-contact__crumbs a,
  .page-contact__faq-link::before {
    transition: none;
    transform: none;
  }

  .page-contact__channel-card:hover,
  .page-contact__channel-card:focus-within {
    transform: none;
  }
}