.page-contact {
  background: var(--ink);
  color: var(--paper);
  padding: 30px 0 0;
  font-family: var(--font-body);
}

.page-contact::after {
  content: "";
  display: block;
  height: 10px;
  margin-top: 72px;
  background-image: repeating-linear-gradient(
    to right,
    var(--scale) 0,
    var(--scale) 1px,
    transparent 1px,
    transparent 18px
  );
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumb {
  margin-bottom: 26px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-bottom: 52px;
  border-bottom: 1px solid var(--scale);
}

.page-contact .contact-hero__lead {
  min-width: 0;
}

.page-contact .contact-hero__title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(32px, 8.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.022em;
  color: var(--paper);
  margin: 14px 0 0;
  max-width: 17ch;
}

.page-contact .contact-hero__intro {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-hero__visual {
  margin: 0;
  border: 1px solid var(--scale);
  background: var(--deep);
  position: relative;
}

.page-contact .contact-hero__visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  background: linear-gradient(to top, rgba(11, 15, 14, 0.72), transparent);
  pointer-events: none;
}

.page-contact .contact-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.68) contrast(1.03);
}

/* ---------- 渠道卡片叠层 ---------- */
.page-contact .channel-stack {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}

.page-contact .channel-card {
  position: relative;
  min-width: 0;
  background: var(--deep);
  border: 1px solid var(--scale);
  padding: 18px 18px 20px 22px;
  box-shadow: 5px 5px 0 rgba(11, 15, 14, 0.6);
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--scale);
  transition: background 180ms var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  background: var(--tier);
  border-color: var(--lime);
}

.page-contact .channel-card:hover::before,
.page-contact .channel-card:focus-within::before {
  background: var(--lime);
}

.page-contact .channel-card__index {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--lime);
  margin: 0;
}

.page-contact .channel-card__label {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-contact .channel-card__value {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--paper);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .channel-card__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-card__actions {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  padding: 54px 0;
  border-bottom: 1px solid var(--scale);
}

.page-contact .contact-block .section-head {
  margin-bottom: 28px;
}

.page-contact .contact-block__lead {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-block__foot {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .inline-link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--teal);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--lime);
}

/* ---------- 邮件写法 ---------- */
.page-contact .mail-tips {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--scale);
}

.page-contact .mail-tip {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 14px 20px 12px;
  border-bottom: 1px solid var(--scale);
  border-left: 2px solid transparent;
  transition: background 180ms var(--ease), border-left-color 180ms var(--ease);
}

.page-contact .mail-tip:hover {
  background: var(--deep);
  border-left-color: var(--lime);
}

.page-contact .mail-tip__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lime);
  padding-top: 4px;
}

.page-contact .mail-tip__body {
  min-width: 0;
}

.page-contact .mail-tip__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .mail-tip__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 服务时段 ---------- */
.page-contact .hours-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--scale);
  border: 1px solid var(--scale);
  margin-bottom: 26px;
}

.page-contact .hours-item {
  background: var(--deep);
  padding: 18px 20px 20px;
}

.page-contact .hours-item__key {
  margin: 0;
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .hours-item__val {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--lime);
  letter-spacing: 0.01em;
}

/* ---------- 问题分派 ---------- */
.page-contact .dispatch {
  border-top: 1px solid var(--scale);
}

.page-contact .dispatch-head {
  display: none;
}

.page-contact .dispatch-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 20px 16px 22px 18px;
  border-bottom: 1px solid var(--scale);
  transition: background 180ms var(--ease);
}

.page-contact .dispatch-row::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: transparent;
  transition: background 180ms var(--ease);
}

.page-contact .dispatch-row:hover {
  background: var(--deep);
}

.page-contact .dispatch-row:hover::before {
  background: var(--lime);
}

.page-contact .dispatch-type {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .dispatch-detail {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .dispatch-owner {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.86;
}

/* ---------- 通信地址 ---------- */
.page-contact .address-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.page-contact .address-panel__visual {
  margin: 0;
  border: 1px solid var(--scale);
  background: var(--deep);
}

.page-contact .address-panel__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.6) contrast(1.04);
}

.page-contact .address-panel__body {
  min-width: 0;
}

.page-contact .address-panel__label {
  margin: 0;
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .address-value {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--lime);
  word-break: break-word;
}

.page-contact .address-panel__actions {
  margin-top: 16px;
}

.page-contact .address-panel__note {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-block {
    padding: 68px 0;
  }

  .page-contact .channel-stack {
    gap: 16px;
    margin-top: 40px;
  }

  .page-contact .channel-card {
    padding: 22px 24px 24px 26px;
  }

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

  .page-contact .dispatch-row {
    grid-template-columns: minmax(0, 1fr);
    padding-left: 22px;
  }

  .page-contact .mail-tip {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 24px;
    padding: 24px 20px 24px 18px;
  }

  .page-contact .mail-tip__title {
    font-size: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-top: 38px;
  }

  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    padding-bottom: 76px;
    align-items: start;
  }

  .page-contact .contact-hero__visual {
    position: sticky;
    top: 22px;
  }

  .page-contact .address-panel {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-contact .channel-card:nth-child(1) {
    margin-right: 46px;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-left: 24px;
    margin-right: 22px;
  }

  .page-contact .channel-card:nth-child(3) {
    margin-left: 48px;
  }

  .page-contact .dispatch-head {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr) 230px;
    gap: 26px;
    padding: 12px 20px 12px 22px;
    border-bottom: 1px solid var(--scale);
    font-family: var(--font-head);
    font-size: 12px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--mist);
  }

  .page-contact .dispatch-row {
    grid-template-columns: 190px minmax(0, 1fr) 230px;
    gap: 26px;
    align-items: start;
    padding: 22px 20px 24px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .channel-card::before,
  .page-contact .mail-tip,
  .page-contact .dispatch-row,
  .page-contact .dispatch-row::before,
  .page-contact .inline-link {
    transition: none;
  }
}