.page-contact {
  --c-line: rgba(79, 227, 208, 0.22);
  --c-soft: rgba(169, 186, 203, 0.18);
  display: block;
  background: var(--ink-900);
  color: var(--mist-300);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding: 18px 0 0;
}
.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--mist-300);
}
.page-contact .breadcrumbs__list a {
  color: var(--cyan-200);
  text-decoration: none;
}
.page-contact .breadcrumbs__list a:hover {
  color: var(--cyan-400);
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  padding-top: 36px;
  padding-bottom: 48px;
}
.page-contact .c-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}
.page-contact .c-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 8.4vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--cream-100);
}
.page-contact .c-hero__lede {
  margin: 22px 0 0;
  max-width: 40rem;
  color: var(--mist-300);
}
.page-contact .c-hero__actions {
  margin-top: 28px;
}
.page-contact .c-hero__aside {
  padding-top: 20px;
  border-top: 1px solid var(--c-line);
}
.page-contact .c-hero__stats {
  display: grid;
  gap: 14px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-hero__stats li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-soft);
}
.page-contact .c-hero__stats li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-contact .c-hero__num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan-400);
}
.page-contact .c-hero__unit {
  font-size: 0.95rem;
  color: var(--cyan-200);
}
.page-contact .c-hero__cap {
  flex: 1 1 100%;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--mist-300);
}

/* ---------- 三步流程 ---------- */
.page-contact .c-steps__head {
  max-width: 44rem;
}
.page-contact .c-steps__lede {
  margin-top: 16px;
  color: var(--mist-300);
}
.page-contact .c-steps__figure {
  margin: 28px 0 0;
}
.page-contact .c-steps__list {
  display: grid;
  gap: 18px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 20px;
  border: 1px solid var(--c-soft);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(23, 51, 77, 0.92), rgba(16, 38, 59, 0.72));
}
.page-contact .c-step__num {
  font-family: var(--font-mono);
  font-style: italic;
  font-size: 2.9rem;
  font-weight: 700;
  line-height: 0.85;
  color: rgba(79, 227, 208, 0.16);
  -webkit-text-stroke: 1px var(--cyan-400);
}
.page-contact .c-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--cream-100);
}
.page-contact .c-step__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mist-300);
}
.page-contact .c-step__out {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 14px 0 0;
  font-size: 0.8rem;
  color: var(--mist-300);
}

/* ---------- 需求模板要点 + 联系方式卡 ---------- */
.page-contact .c-template .chapter__index {
  color: var(--orange-deep);
}
.page-contact .section--cream .chapter__title {
  color: var(--brown-900);
}
.page-contact .section--cream .lede,
.page-contact .section--cream .prose {
  color: rgba(36, 28, 23, 0.76);
}
.page-contact .c-template__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
}
.page-contact .c-template__lede {
  margin-top: 16px;
}
.page-contact .c-fields {
  display: grid;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-field {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line-ink);
}
.page-contact .c-field:last-child {
  border-bottom: 1px solid var(--line-ink);
}
.page-contact .c-field__k {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--orange-deep);
  white-space: nowrap;
}
.page-contact .c-field__title {
  margin: 0 0 6px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--brown-900);
}
.page-contact .c-field__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: rgba(36, 28, 23, 0.72);
}
.page-contact .c-template__figure {
  margin: 32px 0 0;
}
.page-contact .c-template__note {
  margin: 16px 0 0;
  font-size: 0.84rem;
  line-height: 1.7;
  color: rgba(36, 28, 23, 0.7);
}
.page-contact .c-template__note a {
  color: var(--orange-deep);
  font-weight: 600;
}

.page-contact .c-contact {
  padding: 26px 22px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(170deg, var(--ink-800), var(--ink-900));
  box-shadow: var(--shadow-soft);
  color: var(--mist-300);
}
.page-contact .c-contact .annotation {
  color: var(--cyan-200);
}
.page-contact .c-contact__title {
  margin: 8px 0 20px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--cream-100);
}
.page-contact .c-contact__list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
}
.page-contact .c-contact__row {
  display: grid;
  gap: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--c-soft);
}
.page-contact .c-contact__row:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-contact .c-contact__k {
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--mist-300);
}
.page-contact .c-contact__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--cyan-400);
  word-break: break-word;
}
.page-contact .c-contact__note {
  margin: 18px 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--mist-300);
}
.page-contact .c-contact__nav {
  display: grid;
  gap: 2px;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--c-soft);
}
.page-contact .c-navlink {
  display: block;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--mist-300);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.page-contact .c-navlink:hover {
  background: rgba(79, 227, 208, 0.08);
  color: var(--cyan-200);
}
.page-contact .c-navlink[aria-current] {
  border-left-color: var(--cyan-400);
  background: rgba(79, 227, 208, 0.1);
  color: var(--cyan-400);
}

/* ---------- 响应时效 ---------- */
.page-contact .c-timing__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}
.page-contact .c-timing__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-timing__item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--c-soft);
}
.page-contact .c-timing__item:first-child {
  border-top-color: var(--cyan-400);
}
.page-contact .c-timing__time {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  color: var(--cyan-400);
}
.page-contact .c-timing__title {
  margin: 0 0 6px;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--cream-100);
}
.page-contact .c-timing__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--mist-300);
}

/* ---------- 提交之后 ---------- */
.page-contact .c-flow {
  display: grid;
  gap: 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-flow__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-ink);
}
.page-contact .c-flow__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-contact .c-flow__num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--pill);
  background: var(--orange-500);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink-900);
}
.page-contact .c-flow__title {
  margin: 8px 0 6px;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--brown-900);
}
.page-contact .c-flow__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: rgba(36, 28, 23, 0.72);
}

/* ---------- 协作与到访 ---------- */
.page-contact .c-reach__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}
.page-contact .c-reach__grid a {
  color: var(--cyan-400);
}
.page-contact .c-reach__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .c-reach__item {
  padding: 16px 20px;
  border-left: 3px solid var(--cyan-400);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(16, 38, 59, 0.72);
}
.page-contact .c-reach__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--cream-100);
}
.page-contact .c-reach__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist-300);
}
.page-contact .c-reach__note {
  margin: 24px 0 0;
}
.page-contact .c-reach__note a {
  color: var(--cyan-200);
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-contact .c-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 32px;
  }
  .page-contact .c-flow__item {
    padding-bottom: 0;
    border-bottom: 0;
  }
  .page-contact .c-contact {
    padding: 30px 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-contact .c-hero__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.75fr);
    align-items: end;
    gap: 56px;
  }
  .page-contact .c-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
  .page-contact .c-step {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    padding: 26px 24px;
  }
  .page-contact .c-template__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }
  .page-contact .c-template__aside {
    position: sticky;
    top: calc(var(--nav-h) + 28px);
  }
  .page-contact .c-timing__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 56px;
    align-items: start;
  }
  .page-contact .c-timing__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
  }
  .page-contact .c-reach__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 56px;
    align-items: start;
  }
}

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