.page-contact {
  --contact-gap: clamp(56px, 8vw, 104px);
  --contact-tight: clamp(32px, 5vw, 56px);
  padding-bottom: calc(var(--dock-h) + 56px);
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

.page-contact .grid-12 {
  row-gap: 32px;
}

.page-contact .bleed {
  padding: var(--contact-tight) 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(24px, 5vw, 48px) 0 clamp(44px, 7vw, 88px);
}

.page-contact .contact-hero__grid {
  align-items: start;
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 6.4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--c-text);
  margin: 0.35em 0 0.55em;
  max-width: 20ch;
}

.page-contact .contact-hero__lede {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-muted);
  max-width: 60ch;
  margin: 0 0 16px;
}

.page-contact .contact-facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--c-line-soft);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .contact-fact {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .contact-fact__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--c-cyan);
  white-space: nowrap;
}

.page-contact .contact-fact__label {
  font-size: 0.9rem;
  color: var(--c-muted);
}

.page-contact .contact-hero__figure {
  margin: 0;
}

.page-contact .figure-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) brightness(0.94);
}

/* ---------- 通道清单 ---------- */
.page-contact .contact-channels {
  background: var(--c-panel);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .channel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 28px 0;
  border-top: 1px solid var(--c-line-soft);
}

.page-contact .channel:last-child {
  border-bottom: 1px solid var(--c-line-soft);
}

.page-contact .channel__code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .channel__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 3.4vw, 1.4rem);
  line-height: 1.3;
  color: var(--c-text);
  margin: 0 0 10px;
}

.page-contact .channel__desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-muted);
  max-width: 56ch;
}

.page-contact .channel__action {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .channel__label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--c-muted);
}

.page-contact .channel__value {
  font-family: var(--font-mono);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--c-cyan-soft);
  word-break: break-all;
}

/* ---------- 纠错准备 ---------- */
.page-contact .contact-fix {
  padding: var(--contact-gap) 0;
}

.page-contact .fix-list {
  display: grid;
}

.page-contact .fix-list .expandable {
  border-top: 1px solid var(--c-line-soft);
}

.page-contact .fix-list .expandable:last-child {
  border-bottom: 1px solid var(--c-line-soft);
}

.page-contact .expandable__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 22px 0;
  text-align: left;
}

.page-contact .expandable__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 3vw, 1.25rem);
  color: var(--c-text);
  line-height: 1.35;
}

.page-contact .fix-needs {
  list-style: none;
  margin: 0;
  padding: 0 0 24px;
  display: grid;
  gap: 10px;
}

.page-contact .fix-needs li {
  position: relative;
  padding-left: 20px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-contact .fix-needs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--c-cyan);
}

.page-contact .fix-flow {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .fix-flow__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: baseline;
}

.page-contact .fix-flow__num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--c-amber);
}

.page-contact .fix-flow__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--c-text);
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-partner {
  background: linear-gradient(180deg, var(--c-void) 0%, var(--c-lift) 100%);
}

.page-contact .partner-grid {
  row-gap: 0;
}

.page-contact .partner {
  padding: 26px 0;
  border-top: 1px solid var(--c-line-soft);
}

.page-contact .partner__code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--c-amber);
  margin-bottom: 12px;
}

.page-contact .partner__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  line-height: 1.3;
  color: var(--c-text);
  margin: 0 0 12px;
}

.page-contact .partner__for {
  margin: 0 0 12px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-cyan-soft);
}

.page-contact .partner__how {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 回复时段 ---------- */
.page-contact .contact-hours {
  padding: var(--contact-gap) 0;
}

.page-contact .hours-grid {
  align-items: start;
}

.page-contact .hours-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.6vw, 2.3rem);
  line-height: 1.2;
  color: var(--c-text);
  margin: 0.3em 0 0.5em;
  max-width: 18ch;
}

.page-contact .hours-lede {
  margin: 0 0 14px;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--c-muted);
  max-width: 46ch;
}

.page-contact .hours-note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--c-cyan);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-text);
  max-width: 46ch;
}

.page-contact .reach {
  margin: 0 0 36px;
  display: grid;
  gap: 0;
}

.page-contact .reach__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 0;
  border-top: 1px solid var(--c-line-soft);
}

.page-contact .reach__row:last-child {
  border-bottom: 1px solid var(--c-line-soft);
}

.page-contact .reach__k {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--c-muted);
}

.page-contact .reach__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-cyan-soft);
  word-break: break-all;
}

.page-contact .reach__v--addr {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--c-text);
}

.page-contact .tz-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-contact .tz-table__caption {
  text-align: left;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  padding-bottom: 14px;
}

.page-contact .tz-table th,
.page-contact .tz-table td {
  text-align: left;
  padding: 12px 12px 12px 0;
  border-bottom: 1px solid var(--c-line-soft);
  vertical-align: top;
}

.page-contact .tz-table th {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

.page-contact .tz-table td {
  color: var(--c-text);
  line-height: 1.6;
}

.page-contact .tz-table td.num {
  font-family: var(--font-mono);
  color: var(--c-cyan);
  white-space: nowrap;
}

.page-contact .contact-hours .annotation {
  margin: 12px 0 0;
  display: block;
}

/* ---------- 通栏画面 ---------- */
.page-contact .contact-city {
  margin: var(--contact-gap) 0 0;
}

.page-contact .contact-city__figure {
  position: relative;
  margin: 0;
}

.page-contact .contact-city__img {
  display: block;
  width: 100%;
  height: clamp(220px, 42vh, 400px);
  object-fit: cover;
  filter: saturate(0.9) brightness(0.78);
}

.page-contact .contact-city__caption {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding: 20px var(--pad-x) 22px;
  background: linear-gradient(180deg, rgba(5, 19, 15, 0) 0%, rgba(5, 19, 15, 0.88) 100%);
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--c-text);
}

/* ---------- 收尾 ---------- */
.page-contact .contact-close {
  padding: var(--contact-gap) 0 16px;
}

.page-contact .contact-close__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.8vw, 2.4rem);
  line-height: 1.18;
  color: var(--c-text);
  margin: 0 0 16px;
  max-width: 20ch;
}

.page-contact .contact-close__promise {
  margin: 0 0 28px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-muted);
  max-width: 52ch;
}

.page-contact .contact-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.page-contact .contact-close .annotation {
  display: block;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .fix-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .fix-flow__step {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .page-contact .reach__row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-hero__grid,
  .page-contact .hours-grid {
    column-gap: 48px;
  }

  .page-contact .channel {
    grid-template-columns: 64px minmax(0, 1fr) minmax(200px, 260px);
    align-items: start;
    gap: 32px;
    padding: 36px 0;
  }

  .page-contact .channel__action {
    padding-top: 4px;
  }

  .page-contact .fix-list .expandable__trigger {
    padding: 26px 0;
  }

  .page-contact .fix-list .fix-needs {
    padding-left: 24px;
    max-width: 68ch;
  }

  .page-contact .partner {
    padding: 30px 28px 30px 0;
  }

  .page-contact .partner + .partner {
    border-left: 1px solid var(--c-line-soft);
    padding-left: 28px;
  }
}