.page-contact {
  --pc-card-radius: 34px;
  --pc-gap: clamp(28px, 5vw, 60px);
}

/* 面包屑 */
.page-contact .pc-crumbs {
  margin-top: clamp(14px, 2vw, 26px);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* 首屏框景 */
.page-contact .pc-hero__frame {
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--deep);
}

.page-contact .pc-hero__inner {
  position: relative;
  margin: 0;
  padding: 0;
  min-height: clamp(380px, 62vh, 580px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  border-radius: inherit;
}

.page-contact .pc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.5) brightness(0.72) contrast(1.05);
}

.page-contact .pc-hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(14, 59, 58, 0.12) 0%, rgba(8, 41, 42, 0.68) 56%, rgba(8, 41, 42, 0.95) 100%),
    radial-gradient(120% 90% at 6% 18%, rgba(201, 162, 39, 0.16), transparent 60%);
  pointer-events: none;
}

.page-contact .pc-hero__text {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding: clamp(24px, 4.4vw, 56px);
  color: var(--sand);
}

.page-contact .pc-hero__eyebrow {
  color: var(--gold);
}

.page-contact .pc-hero__text h1 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--sand-2);
}

.page-contact .pc-hero__lede {
  margin-top: 16px;
  max-width: 520px;
  font-size: clamp(15.5px, 1.3vw, 17px);
  line-height: 1.85;
  color: rgba(244, 238, 228, 0.82);
}

.page-contact .pc-hero__actions {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-contact .pc-hero__actions .btn {
  text-decoration: none;
}

/* 章节标题 */
.page-contact .pc-head {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .pc-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--ink);
}

/* 联系卡 */
.page-contact .pc-card {
  margin-top: 4px;
  padding: clamp(20px, 3.2vw, 38px);
  background: var(--sand-2);
  border: 1px solid var(--mist);
  border-radius: var(--pc-card-radius);
}

.page-contact .pc-card__row {
  display: grid;
  gap: 8px;
  padding-block: 20px;
  border-bottom: 1px solid var(--mist);
}

.page-contact .pc-card__row:first-child {
  padding-top: 0;
}

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

.page-contact .pc-card__tag {
  display: block;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--deep);
}

.page-contact .pc-card__hint {
  display: block;
  margin-top: 5px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--stone);
}

.page-contact .pc-card__val {
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.5vw, 20px);
  letter-spacing: 0.04em;
  line-height: 1.5;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .pc-card__val--text {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 16.5px;
  letter-spacing: 0.01em;
}

.page-contact .pc-pin {
  flex: none;
  color: var(--crimson);
}

.page-contact .pc-note {
  margin-top: 20px;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

/* 准备清单 */
.page-contact .pc-split {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .pc-split__intro h2 {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-split__lede {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--stone);
}

.page-contact .pc-prep {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--mist);
}

.page-contact .pc-prep__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-block: 16px;
  border-bottom: 1px solid var(--mist);
}

.page-contact .pc-prep__check {
  flex: none;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  accent-color: var(--gold);
  cursor: pointer;
}

.page-contact .pc-prep__label {
  cursor: pointer;
}

.page-contact .pc-prep__title {
  display: block;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  transition: color 160ms var(--ease);
}

.page-contact .pc-prep__text {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-contact .pc-prep__check:checked + .pc-prep__label .pc-prep__title {
  color: var(--deep);
}

.page-contact .pc-prep__check:checked + .pc-prep__label .pc-prep__text {
  color: var(--indigo);
}

/* 老用户接入 */
.page-contact .pc-revisit {
  background: var(--sand-2);
}

.page-contact .pc-revisit__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .pc-revisit__text h2 {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-revisit__lede {
  margin-top: 14px;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--stone);
}

.page-contact .pc-steps {
  list-style: none;
  counter-reset: pc-step;
  margin: 28px 0 0;
  padding: 0 0 0 26px;
  border-left: 1px solid var(--mist);
}

.page-contact .pc-steps__item {
  position: relative;
  counter-increment: pc-step;
  padding-bottom: 26px;
}

.page-contact .pc-steps__item:last-child {
  padding-bottom: 0;
}

.page-contact .pc-steps__item::before {
  content: counter(pc-step, decimal-leading-zero);
  position: absolute;
  left: -26px;
  top: 0;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--sand-2);
  border: 1px solid var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--crimson);
}

.page-contact .pc-steps__title {
  display: block;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--deep);
}

.page-contact .pc-steps__text {
  display: block;
  margin-top: 5px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .pc-revisit__media {
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-contact .pc-revisit__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.6) brightness(0.92);
}

/* 回复节奏 */
.page-contact .pc-cadence__band {
  border-radius: var(--radius-l);
  padding: clamp(24px, 4vw, 56px);
  color: var(--sand);
}

.page-contact .pc-cadence__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-contact .pc-cadence__text h2 {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--sand-2);
}

.page-contact .pc-cadence__text p {
  margin-top: 14px;
  max-width: 560px;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(244, 238, 228, 0.8);
}

.page-contact .pc-readouts {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.page-contact .pc-readout {
  padding: 18px 18px 16px;
  border: 1px solid rgba(200, 214, 210, 0.22);
  border-radius: var(--radius-s);
  background: rgba(8, 41, 42, 0.42);
}

.page-contact .pc-readout__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 1.9vw, 23px);
  letter-spacing: 0.04em;
  line-height: 1.3;
  color: var(--gold);
}

.page-contact .pc-readout__label {
  display: block;
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(244, 238, 228, 0.74);
}

/* 延伸阅读 */
.page-contact .pc-next__inner {
  padding-top: clamp(4px, 1vw, 10px);
  border-top: 1px solid var(--mist);
}

.page-contact .pc-next__title {
  margin: 20px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.1vw, 24px);
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-links {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .pc-links__item {
  border-bottom: 1px solid var(--mist);
}

.page-contact .pc-links__a {
  display: block;
  padding: 15px 4px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--indigo);
  text-decoration: none;
  border-radius: var(--radius-s);
  transition: color 160ms var(--ease), background-color 160ms var(--ease), padding-left 160ms var(--ease);
}

.page-contact .pc-links__a:hover,
.page-contact .pc-links__a:focus-visible {
  color: var(--deep);
  background: var(--sand-2);
  padding-left: 12px;
}

/* 平板与桌面 */
@media (min-width: 48em) {
  .page-contact .pc-card__row {
    grid-template-columns: minmax(190px, 250px) minmax(0, 1fr);
    align-items: center;
    gap: clamp(20px, 3vw, 40px);
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-contact .pc-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 36px);
  }
}

@media (min-width: 62em) {
  .page-contact .pc-revisit__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-contact .pc-cadence__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-contact .pc-hero__text {
    padding-bottom: clamp(40px, 5vw, 68px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-prep__title,
  .page-contact .pc-links__a {
    transition: none;
  }
}