.page-contact {
  --contact-border: 3px solid var(--color-umber);
  background-color: var(--color-ink);
  color: var(--color-paper);
  padding-top: 0;
  overflow-x: hidden;
}

/* ==================== 顶部横幅 ==================== */
.contact-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 340px;
  overflow: hidden;
  background-color: var(--color-ink);
}

.contact-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.55) sepia(0.3) contrast(1.06) saturate(0.8);
}

.contact-hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26, 24, 21, 0.42) 0%, rgba(26, 24, 21, 0.66) 64%, var(--color-ink) 100%);
}

.contact-hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: 30px;
  padding-bottom: 38px;
}

.contact-hero .breadcrumbs {
  margin-bottom: 22px;
}

.contact-hero__kicker {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-light-gold);
}

.contact-hero__title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.06;
  color: var(--color-cream);
  text-shadow: 0 2px 18px rgba(26, 24, 21, 0.45);
}

.contact-hero__lead {
  max-width: 36em;
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-paper);
}

/* ==================== 主联系分栏 ==================== */
.contact-desk {
  padding: 30px 0 16px;
}

.contact-desk__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

/* —— 档案袋式联系方式卡 —— */
.contact-dossier {
  position: relative;
  padding: 26px 22px 30px;
  background: var(--color-paper);
  color: var(--color-ink);
  border: var(--contact-border);
  box-shadow: var(--shadow-hard);
}

.contact-dossier::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(74, 44, 42, 0.38);
  pointer-events: none;
}

.contact-dossier__label {
  color: var(--color-brown);
}

.contact-dossier__title {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  line-height: 1.15;
  color: var(--color-ink);
}

.contact-dossier__rule {
  width: 64px;
  height: 4px;
  margin: 14px 0 20px;
  background: var(--color-gold);
}

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

.contact-dossier__item {
  border-top: 1px solid rgba(107, 79, 58, 0.3);
  padding-top: 14px;
}

.contact-dossier__key {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-brown);
}

.contact-dossier__val {
  display: block;
  font-size: 1rem;
  line-height: 1.5;
}

.contact-dossier__val--mono {
  font-family: var(--font-data);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-umber);
  word-break: break-all;
  text-decoration: none;
}

.contact-dossier__val--mono:hover {
  color: var(--color-red);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.contact-dossier__val--addr {
  color: var(--color-ink);
}

.contact-dossier__note {
  margin: 20px 0 0;
  padding: 12px 14px;
  background: rgba(201, 169, 97, 0.22);
  border-left: 3px solid var(--color-gold);
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--color-brown);
}

.contact-dossier__stamp {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 2px dashed var(--color-red);
  border-radius: 50%;
  color: var(--color-red);
  font-family: var(--font-data);
  font-size: 0.68rem;
  line-height: 1.15;
  text-align: center;
  transform: rotate(10deg);
  opacity: 0.75;
  pointer-events: none;
}

/* —— 抽象地图位置卡 —— */
.contact-map {
  position: relative;
  overflow: hidden;
  border: 4px solid var(--color-umber);
  box-shadow: var(--shadow-gold);
  background: var(--color-ink);
}

.contact-map__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.7) contrast(1.06);
}

.contact-map__grip {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(26, 24, 21, 0.16) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, rgba(26, 24, 21, 0.14) 0 1px, transparent 1px 48px);
  mix-blend-mode: multiply;
  opacity: 0.35;
  pointer-events: none;
}

.contact-map__zone {
  position: absolute;
  padding: 4px 9px;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink);
  background: var(--color-paper);
  border: 1px solid var(--color-umber);
  box-shadow: 2px 2px 0 var(--color-umber);
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.contact-map:hover .contact-map__zone {
  transform: translateY(-2px);
  opacity: 0.95;
}

.contact-map__zone--one { top: 15%; left: 7%; }
.contact-map__zone--two { top: 42%; left: 52%; }
.contact-map__zone--three { top: 72%; left: 10%; }

.contact-map__pin {
  position: absolute;
  top: 38%;
  left: 74%;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-red);
  color: var(--color-cream);
  border: 2px solid var(--color-cream);
  box-shadow: 0 0 0 2px var(--color-umber), 3px 3px 0 var(--color-umber);
  font-family: var(--font-data);
  font-size: 0.72rem;
  font-weight: 700;
}

.contact-map__note {
  margin: 12px 0 0;
  text-align: center;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--color-brown);
}

/* ==================== 联系渠道 ==================== */
.contact-channels {
  position: relative;
  padding: 40px 0 48px;
  background: linear-gradient(168deg, rgba(74, 44, 42, 0.28) 0%, rgba(26, 24, 21, 0) 54%);
}

.contact-channels__title {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.15;
  color: var(--color-cream);
}

.contact-channels__intro {
  max-width: 46em;
  margin: 12px 0 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-paper);
}

.contact-channels__grid {
  display: grid;
  gap: 20px;
  margin-top: 26px;
}

.channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-paper);
  color: var(--color-ink);
  border: var(--contact-border);
  box-shadow: var(--shadow-hard);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.channel-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 10px 10px 0 rgba(74, 44, 42, 0.62);
}

.channel-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  border-bottom: 3px solid var(--color-umber);
  background: rgba(26, 24, 21, 0.05);
}

.channel-card__index {
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--color-brown);
}

.channel-card__tag {
  padding: 3px 8px;
  font-family: var(--font-data);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink);
  background: var(--color-gold);
  border: 1px solid var(--color-umber);
}

.channel-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 18px 16px 22px;
}

.channel-card__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  line-height: 1.2;
  color: var(--color-ink);
}

.channel-card__copy {
  margin: 0 0 16px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-brown);
}

.channel-card__contact {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-data);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-umber);
  text-decoration: none;
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 3px;
  word-break: break-all;
}

.channel-card__contact:hover {
  color: var(--color-red);
  border-bottom-color: var(--color-red);
}

.channel-card__contact--multi {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.channel-card__contact--multi a {
  color: var(--color-umber);
  text-decoration: none;
  border-bottom: 2px solid var(--color-gold);
  padding-bottom: 2px;
}

.channel-card__contact--multi a:hover {
  color: var(--color-red);
}

/* ==================== 响应流程 ==================== */
.contact-flow {
  padding: 8px 0 46px;
}

.contact-flow__panel {
  position: relative;
  padding: 28px 20px 24px;
  background: var(--color-paper);
  color: var(--color-ink);
  border: var(--contact-border);
  box-shadow: var(--shadow-hard);
}

.contact-flow__panel::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--color-gold);
  pointer-events: none;
}

.contact-flow__title {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.15;
  color: var(--color-ink);
}

.contact-flow__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
}

.contact-flow__step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0 14px;
  border-top: 1px solid rgba(74, 44, 42, 0.2);
}

.contact-flow__step:first-child {
  padding-top: 0;
  border-top: 0;
}

.contact-flow__step:last-child {
  padding-bottom: 0;
}

.contact-flow__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-cream);
  border: 2px solid var(--color-umber);
  box-shadow: 3px 3px 0 var(--color-umber);
  font-family: var(--font-data);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--color-red);
}

.contact-flow__content h3 {
  margin: 2px 0 6px;
  font-family: var(--font-heading);
  font-size: 1.04rem;
  line-height: 1.25;
  color: var(--color-ink);
}

.contact-flow__content p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.62;
  color: var(--color-brown);
}

/* ==================== 反馈FAQ ==================== */
.contact-faq {
  padding: 34px 0 48px;
}

.contact-faq__inner {
  display: grid;
  gap: 26px;
}

.contact-faq__title {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.15;
  color: var(--color-cream);
}

.contact-faq__list {
  display: grid;
  align-content: start;
  gap: 14px;
}

.contact-faq__item {
  padding: 18px 18px 16px;
  background: var(--color-cream);
  border: 2px solid var(--color-umber);
  border-left: 6px solid var(--color-red);
  box-shadow: 4px 4px 0 rgba(74, 44, 42, 0.3);
}

.contact-faq__q {
  margin: 0 0 4px;
  font-family: var(--font-heading);
  font-size: 1.02rem;
  line-height: 1.32;
  color: var(--color-ink);
}

.contact-faq__a p {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.6;
  color: var(--color-brown);
}

/* ==================== 相关文档 ==================== */
.contact-related {
  padding: 6px 0 64px;
}

.contact-related__title {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.15;
  color: var(--color-cream);
}

.contact-related__grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.contact-related__card {
  position: relative;
  display: block;
  padding: 22px 20px 24px;
  background: var(--color-ink);
  border: 2px solid var(--color-umber);
  color: var(--color-cream);
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.contact-related__card:hover {
  border-color: var(--color-gold);
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(201, 169, 97, 0.26);
}

.contact-related__index {
  position: absolute;
  top: 12px;
  right: 14px;
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--color-gold);
}

.contact-related__card h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  line-height: 1.2;
  color: var(--color-paper);
}

.contact-related__card p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--color-paper);
  opacity: 0.72;
}

/* ==================== 响应式布局 ==================== */
@media (min-width: 720px) {
  .contact-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .contact-hero {
    min-height: 420px;
  }

  .contact-hero__inner {
    padding-bottom: 54px;
  }

  .contact-desk__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 36px;
  }
}

@media (min-width: 920px) {
  .contact-faq__inner {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 2.2fr);
    gap: 44px;
  }
}