.page-contact {
  --pc-gap: clamp(20px, 3.2vw, 44px);
  --pc-hair-dark: rgba(255, 255, 255, 0.14);
  --pc-tint-dark: rgba(255, 255, 255, 0.035);
}

/* ---------- 通用章节头 ---------- */
.page-contact .pc-head {
  max-width: 62ch;
}
.page-contact .kicker {
  color: var(--bronze);
}
.page-contact .section--dark .kicker,
.page-contact .section--band .kicker {
  color: var(--bronze-lt);
}
.page-contact .section-title {
  color: var(--ink);
  margin: 0.35em 0 0.5em;
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.18;
  font-size: clamp(24px, 3.4vw, 38px);
}
.page-contact .section--dark .section-title {
  color: var(--white);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--bronze-lt);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(22px, 4vw, 44px) clamp(40px, 6vw, 76px);
}
.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.035) 0 1px,
    transparent 1px 64px
  );
  pointer-events: none;
}
.page-contact .pc-hero .breadcrumbs {
  color: var(--ink-muted);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.page-contact .pc-hero .breadcrumbs a {
  color: var(--ink-muted);
  text-decoration: none;
}
.page-contact .pc-hero .breadcrumbs a:hover {
  color: var(--bronze-lt);
}
.page-contact .pc-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  margin-top: clamp(18px, 3vw, 34px);
}
.page-contact .pc-hero h1 {
  color: var(--white);
  font-size: clamp(30px, 5.6vw, 56px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.015em;
  margin: 0.35em 0 0.5em;
}
.page-contact .pc-hero .section-lede {
  color: var(--ink-text);
  max-width: 50ch;
}
.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-contact .pc-hero__board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.page-contact .pc-tile {
  background: var(--pc-tint-dark);
  border: 1px solid var(--pc-hair-dark);
  border-radius: var(--r);
  padding: 16px 18px;
  transition: transform var(--dur), border-color var(--dur), background var(--dur);
}
.page-contact .pc-tile:hover {
  transform: translateY(-2px);
  border-color: var(--bronze);
  background: rgba(184, 121, 31, 0.1);
}
.page-contact .pc-tile--big {
  grid-column: 1 / -1;
}
.page-contact .pc-tile .num {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--bronze-lt);
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1;
}
.page-contact .pc-tile__unit {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--bronze-lt);
  margin-left: 6px;
}
.page-contact .pc-tile p {
  margin: 0.7em 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-muted);
}
.page-contact .pc-seal {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--bronze);
  border: 1px dashed var(--ink-line);
  border-radius: var(--r);
  padding: 14px 18px;
}
.page-contact .pc-seal__svg {
  width: 64px;
  height: 64px;
  flex: none;
}
.page-contact .pc-seal__text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-muted);
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.4vw, 42px);
}
.page-contact .pc-channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .pc-channel {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--bronze);
  border-radius: var(--r);
  padding: 18px 20px;
  transition: transform var(--dur), border-color var(--dur), box-shadow var(--dur);
}
.page-contact .pc-channel:hover {
  transform: translateY(-2px);
  border-color: var(--bronze-lt);
  box-shadow: var(--shadow-1);
}
.page-contact .pc-channel h3 {
  margin: 0.55em 0 0.35em;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--ink);
}
.page-contact .pc-channel p {
  margin: 0 0 0.5em;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}
.page-contact .pc-channel__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 2.1vw, 18px);
  color: var(--ink);
  overflow-wrap: anywhere;
  user-select: all;
}
.page-contact .pc-channel p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}
.page-contact .pc-channels__figure {
  margin: 0;
}
.page-contact .pc-channels__figure .media {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.page-contact .pc-channels__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 提交需求编号 ---------- */
.page-contact .pc-submit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}
.page-contact .pc-submit__main p {
  color: var(--ink-text);
  max-width: 52ch;
}
.page-contact .pc-needlist {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .pc-needlist li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 12px;
  border-top: 1px solid var(--pc-hair-dark);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-text);
}
.page-contact .pc-needlist .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--bronze-lt);
}
.page-contact .pc-submit__side {
  background: var(--pc-tint-dark);
  border: 1px solid var(--pc-hair-dark);
  border-top: 3px solid var(--cinnabar);
  border-radius: var(--r);
  padding: 22px;
}
.page-contact .pc-submit__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}
.page-contact .pc-submit__code {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.6;
  color: var(--bronze-lt);
  border: 1px dashed var(--ink-line);
  border-radius: var(--r);
  padding: 14px;
  margin: 0.7em 0 1em;
  overflow-wrap: anywhere;
}
.page-contact .pc-submit__note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-muted);
}
.page-contact .pc-submit__note a {
  color: var(--bronze-lt);
}

/* ---------- 合作流程 ---------- */
.page-contact .pc-process__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.4vw, 42px);
}
.page-contact .pc-process__rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}
.page-contact .pc-process__rail a {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  white-space: nowrap;
  transition: color var(--dur), border-color var(--dur), background var(--dur);
}
.page-contact .pc-process__rail a .num {
  color: var(--bronze);
  font-family: var(--font-mono);
}
.page-contact .pc-process__rail a:hover {
  border-color: var(--bronze);
  color: var(--bronze-dk);
  background: rgba(184, 121, 31, 0.08);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .pc-step {
  position: relative;
  margin-left: 14px;
  padding: 0 0 clamp(26px, 3.4vw, 40px) clamp(22px, 4vw, 52px);
  border-left: 1px solid var(--line-strong);
}
.page-contact .pc-step:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}
.page-contact .pc-step::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 6px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--bronze);
}
.page-contact .pc-step__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}
.page-contact .pc-step__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1;
  color: var(--cinnabar);
}
.page-contact .pc-step h3 {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 800;
  color: var(--ink);
}
.page-contact .pc-step p {
  margin: 0.7em 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
  max-width: 62ch;
}
.page-contact .pc-step p a {
  color: var(--bronze-dk);
  font-weight: 600;
}
.page-contact .pc-step__out {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted) !important;
  border-top: 1px dotted var(--line-strong);
  padding-top: 10px;
}

/* ---------- 批量与项目合作 ---------- */
.page-contact .pc-batch__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-items: start;
}
.page-contact .pc-batch__figure {
  margin: 0;
}
.page-contact .pc-batch__figure .media {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.page-contact .pc-batch__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .pc-batch__text p {
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
}
.page-contact .pc-batch__facts {
  list-style: none;
  margin: 20px 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 14px;
}
.page-contact .pc-batch__facts li {
  border-top: 2px solid var(--bronze);
  padding-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}
.page-contact .pc-batch__facts .num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.1;
  color: var(--ink);
}
.page-contact .pc-batch__tail {
  border-left: 3px solid var(--cinnabar);
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 服务时间与响应 ---------- */
.page-contact .pc-hours__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 34px);
}
.page-contact .pc-hour {
  background: var(--pc-tint-dark);
  border: 1px solid var(--pc-hair-dark);
  border-bottom: 3px solid var(--bronze);
  border-radius: var(--r);
  padding: 20px 18px;
  transition: transform var(--dur), border-color var(--dur);
}
.page-contact .pc-hour:hover {
  transform: translateY(-2px);
  border-color: var(--bronze);
}
.page-contact .pc-hour .num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.05;
  color: var(--bronze-lt);
}
.page-contact .pc-hour p {
  margin: 0.75em 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-text);
}
.page-contact .pc-hours__note {
  margin: clamp(22px, 3vw, 34px) 0 0;
  max-width: 74ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-muted);
  border-top: 1px solid var(--pc-hair-dark);
  padding-top: 16px;
}
.page-contact .pc-hours__note a {
  color: var(--bronze-lt);
}

/* ---------- 结尾引导 ---------- */
.page-contact .pc-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-items: center;
}
.page-contact .pc-cta__text p {
  color: var(--ink-text);
  max-width: 56ch;
  line-height: 1.75;
}
.page-contact .pc-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-contact .pc-hours__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
  .page-contact .pc-channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
  .page-contact .pc-submit__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
  .page-contact .pc-process__grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }
  .page-contact .pc-process__rail {
    flex-direction: column;
    overflow: visible;
    position: sticky;
    top: 104px;
    padding-bottom: 0;
  }
  .page-contact .pc-process__rail a {
    justify-content: flex-start;
    width: 100%;
  }
  .page-contact .pc-batch__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
  .page-contact .pc-cta__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 1024px) {
  .page-contact .pc-hours__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-tile,
  .page-contact .pc-channel,
  .page-contact .pc-hour,
  .page-contact .pc-process__rail a {
    transition: none;
  }
  .page-contact .pc-tile:hover,
  .page-contact .pc-channel:hover,
  .page-contact .pc-hour:hover {
    transform: none;
  }
}