.page-contact {
  --contact-hint-dur: 200ms;
  --contact-quiet: rgba(138, 148, 140, 0.72);
  display: block;
  padding-block: clamp(20px, 4vw, 44px) clamp(72px, 12vw, 150px);
}

.page-contact .breadcrumbs {
  margin-bottom: clamp(20px, 4vw, 34px);
}

/* ---------- 通用区块节奏 ---------- */
.page-contact .contact-block {
  position: relative;
  margin-bottom: clamp(56px, 9vw, 118px);
}

.page-contact .contact-block--narrow {
  max-width: 68ch;
}

.page-contact .body-text {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--bone-white);
  opacity: 0.9;
  max-width: 62ch;
  margin: clamp(14px, 2vw, 22px) 0 0;
}

.page-contact .note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--stone-grey);
  max-width: 62ch;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
}

.page-contact .note a {
  color: var(--bone-white);
  text-decoration: none;
  border-bottom: 1px solid var(--pitch-deep);
}

.page-contact .note a:hover,
.page-contact .note a:focus-visible {
  color: var(--lime-signal);
  border-bottom-color: var(--lime-signal);
}

/* ---------- 首屏：档案封面式联络框 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(26px, 4vw, 56px);
  border: 1px dashed var(--hairline);
  background:
    linear-gradient(180deg, rgba(14, 42, 34, 0.5) 0%, rgba(8, 23, 19, 0) 62%);
}

.page-contact .contact-hero::before,
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: clamp(26px, 4vw, 56px);
  right: clamp(26px, 4vw, 56px);
  height: 7px;
  background-image: repeating-linear-gradient(90deg, var(--hairline) 0 1px, transparent 1px 14px);
  pointer-events: none;
}

.page-contact .contact-hero::before { top: 11px; }
.page-contact .contact-hero::after { bottom: 11px; }

.page-contact .hero-grid {
  align-items: start;
  gap: clamp(28px, 5vw, 64px);
}

.page-contact .lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 52ch;
}

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

.page-contact .hero-figure .img-frame {
  aspect-ratio: 10 / 13;
}

/* ---------- 三行渠道 ---------- */
.page-contact .channel-list {
  list-style: none;
  margin: clamp(32px, 5vw, 52px) 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .channel-row {
  padding: clamp(16px, 2.2vw, 22px) 0;
  border-bottom: 1px solid var(--hairline);
}

.page-contact .channel-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
}

.page-contact .channel-name {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone-grey);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 2.1vw, 19px);
  line-height: 1.5;
  color: var(--bone-white);
  overflow-wrap: anywhere;
}

.page-contact .channel-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--lime-signal);
  opacity: 0.85;
}

.page-contact .channel-hint {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--stone-grey);
  transition:
    max-height var(--contact-hint-dur) ease-out,
    opacity var(--contact-hint-dur) ease-out,
    margin-top var(--contact-hint-dur) ease-out;
}

.page-contact .channel-row:hover .channel-hint,
.page-contact .channel-row:focus-within .channel-hint {
  max-height: 10em;
  opacity: 1;
  margin-top: 10px;
}

.page-contact .contact-hero > .note {
  margin-top: clamp(22px, 3vw, 32px);
  padding-top: clamp(16px, 2vw, 22px);
  border-top: 1px dashed var(--hairline);
}

/* ---------- 纠错模板 ---------- */
.page-contact .correction-grid {
  align-items: start;
  gap: clamp(28px, 5vw, 60px);
}

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

.page-contact .correction-figure .img-frame {
  aspect-ratio: 1 / 1;
}

.page-contact .tpl {
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: clamp(18px, 3vw, 28px);
  background: var(--moss-panel);
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--pitch-deep);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.85;
}

.page-contact .tpl__head {
  margin: 0 0 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--hairline);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone-grey);
}

.page-contact .tpl__line {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  margin: 0;
  padding: 7px 0;
  border-bottom: 1px solid rgba(44, 74, 64, 0.55);
}

.page-contact .tpl__line:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .tpl__key {
  color: var(--lime-signal);
  letter-spacing: 0.05em;
}

.page-contact .tpl__val {
  color: var(--bone-white);
  opacity: 0.88;
  overflow-wrap: anywhere;
}

/* ---------- 交叉链接行 ---------- */
.page-contact .cross-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
}

/* ---------- 合作共建 ---------- */
.page-contact .contact-block--clay {
  padding-left: clamp(0px, 2vw, 26px);
  border-left: 2px solid rgba(180, 105, 74, 0.55);
}

.page-contact .partner-list {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .partner-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: clamp(18px, 2.6vw, 24px) 0;
  border-bottom: 1px solid var(--hairline);
}

.page-contact .partner-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--clay-accent);
}

.page-contact .partner-list h3 {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--bone-white);
}

.page-contact .partner-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone-grey);
}

/* ---------- 回复时段 ---------- */
.page-contact .hours-panel {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .hours-clock {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--bone-white);
}

.page-contact .hours-clock span {
  color: var(--lime-signal);
}

.page-contact .hours-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .hours-list > div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: clamp(14px, 2vw, 18px) 0;
  border-bottom: 1px solid var(--hairline);
}

.page-contact .hours-list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone-grey);
}

.page-contact .hours-list dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--bone-white);
  opacity: 0.9;
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-block--quiet {
  margin-bottom: clamp(40px, 6vw, 72px);
}

.page-contact .quiet-block {
  margin-top: clamp(20px, 3vw, 30px);
  padding-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px solid var(--hairline);
}

.page-contact .quiet-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--contact-quiet);
}

.page-contact .quiet-row > span:first-child {
  min-width: 84px;
  color: rgba(138, 148, 140, 0.55);
}

.page-contact .quiet-note {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(138, 148, 140, 0.6);
  max-width: 56ch;
}

/* ---------- 页尾入口带 ---------- */
.page-contact .contact-tail {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  align-items: center;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px dashed var(--hairline);
}

/* ---------- 平板以上 ---------- */
@media (min-width: 720px) {
  .page-contact .channel-line {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr) auto;
    gap: 0 24px;
  }

  .page-contact .channel-row {
    padding-block: clamp(18px, 2vw, 24px);
  }

  .page-contact .tpl__line {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-contact .partner-list li {
    grid-template-columns: 48px 210px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-contact .hours-list > div {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 22px;
  }

  .page-contact .quiet-row > span:first-child {
    min-width: 100px;
  }
}

@media (min-width: 900px) {
  .page-contact .hours-panel {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-contact .partner-list li {
    grid-template-columns: 48px 230px minmax(0, 1fr);
  }
}

/* ---------- 无悬停能力的设备：提示常显 ---------- */
@media (hover: none) {
  .page-contact .channel-hint {
    max-height: none;
    opacity: 1;
    margin-top: 8px;
  }
}

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