.page-contact {
  --pc-line: 1px solid var(--hair);
  --pc-line-soft: 1px solid var(--hair-soft);
  --pc-gap: 1.15rem;
  padding-block: 1.25rem 4.5rem;
}

.page-contact .breadcrumb {
  margin-bottom: 1.35rem;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  display: grid;
  gap: 1.9rem;
  align-items: start;
}

.page-contact .pc-hero__copy {
  max-width: 46rem;
}

.page-contact .pc-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7.2vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--white);
  margin: .5rem 0 1rem;
}

.page-contact .pc-hero__lede {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.7vw, 1.14rem);
  line-height: 1.9;
  color: var(--text-soft);
  margin: 0 0 1.5rem;
}

.page-contact .pc-hero__facts {
  list-style: none;
  margin: 0 0 1.6rem;
  padding: 0;
  display: grid;
  gap: .1rem;
}

.page-contact .pc-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  padding: .65rem 0;
  border-bottom: var(--pc-line);
}

.page-contact .pc-hero__facts li:first-child {
  border-top: var(--pc-line);
}

.page-contact .pc-fact__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.7rem;
  line-height: 1;
  color: var(--gold);
  min-width: 1.6ch;
}

.page-contact .pc-fact__txt {
  font-size: .93rem;
  line-height: 1.6;
  color: var(--text-soft);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.page-contact .figure-slot__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .pc-hero__figure .figure-slot__media {
  aspect-ratio: 4 / 3;
}

/* ---------- 主栅格 ---------- */
.page-contact .pc-layout {
  display: grid;
  gap: 2.4rem;
  margin-top: 3rem;
}

.page-contact .pc-main > section + section {
  margin-top: 3.4rem;
}

/* ---------- 五类问题 ---------- */
.page-contact .pc-type-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-type {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: .35rem 1rem;
  padding: 1.35rem 0 1.45rem;
  border-top: var(--pc-line);
  transition: border-color .2s ease;
}

.page-contact .pc-type:last-child {
  border-bottom: var(--pc-line);
}

.page-contact .pc-type .step-num {
  font-size: 1.35rem;
  line-height: 1.3;
  color: var(--muted);
  transition: color .2s ease;
}

.page-contact .pc-type:hover .step-num,
.page-contact .pc-type:focus-within .step-num {
  color: var(--gold);
}

.page-contact .pc-type__body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.16rem;
  letter-spacing: -.01em;
  color: var(--white);
  margin: 0 0 .55rem;
}

.page-contact .pc-type__body p {
  margin: 0 0 .55rem;
  font-size: .96rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .pc-type__hint {
  font-size: .85rem;
  line-height: 1.75;
  color: var(--muted);
  padding-left: .85rem;
  border-left: 2px solid var(--gold-line);
}

.page-contact a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(214, 168, 79, .38);
  transition: border-color .2s ease, color .2s ease;
}

.page-contact a:hover,
.page-contact a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--gold);
}

/* ---------- 提交前清单 ---------- */
.page-contact .pc-check {
  margin-top: 1.5rem;
  background: var(--panel-deep);
  border: var(--pc-line-soft);
  border-radius: var(--r-lg);
  padding: 1.05rem 1.15rem 1.15rem;
}

.page-contact .pc-check summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--white);
}

.page-contact .pc-check summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-check summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: .95rem;
  line-height: 1;
  color: var(--gold);
  width: 1.65rem;
  height: 1.65rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold-line);
  border-radius: var(--r-pill);
  flex: none;
}

.page-contact .pc-check[open] summary::before {
  content: "−";
}

.page-contact .pc-check__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-contact .pc-check__list li {
  display: grid;
  gap: .2rem;
  padding-bottom: .8rem;
  border-bottom: var(--pc-line-soft);
}

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

.page-contact .pc-check__key {
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-contact .pc-check__val {
  font-size: .93rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .pc-prepare__note {
  margin: 1.1rem 0 0;
  font-size: .87rem;
  line-height: 1.75;
  color: var(--muted);
  padding-left: .9rem;
  border-left: 2px solid var(--red);
}

/* ---------- 处理节奏 ---------- */
.page-contact .pc-pace-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: .85rem;
}

.page-contact .pc-pace-item {
  display: grid;
  grid-template-columns: 2.8rem minmax(0, 1fr);
  gap: .3rem 1rem;
  padding: 1.1rem 1.15rem 1.15rem;
  border-radius: var(--r-md);
  background: var(--felt);
  border-left: 3px solid var(--gold-line);
}

.page-contact .pc-pace-item:nth-child(2) {
  border-left-color: var(--red);
  background: var(--panel);
}

.page-contact .pc-pace__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--gold);
}

.page-contact .pc-pace__body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--white);
  margin: 0 0 .4rem;
}

.page-contact .pc-pace__body p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 合作咨询 ---------- */
.page-contact .pc-partner__inner {
  border-radius: var(--r-lg);
  padding: 1.5rem 1.25rem 1.6rem;
  border: 1px solid var(--hair);
}

.page-contact .pc-partner__text {
  font-size: .96rem;
  line-height: 1.85;
  color: var(--text-soft);
  margin: 0 0 1.2rem;
}

.page-contact .pc-partner__subject {
  margin: 0;
  padding-top: 1rem;
  border-top: var(--pc-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem .8rem;
}

.page-contact .pc-partner__subject-label {
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .pc-partner__subject code {
  font-family: var(--font-mono);
  font-size: .88rem;
  color: var(--gold);
  background: var(--gold-soft);
  border-radius: var(--r-pill);
  padding: .35rem .85rem;
  word-break: break-all;
}

/* ---------- 侧栏联系卡 ---------- */
.page-contact .pc-card {
  border-radius: var(--r-lg);
  padding: 1.35rem 1.2rem 1.45rem;
  border: 1px solid var(--hair);
}

.page-contact .pc-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.22rem;
  letter-spacing: -.01em;
  color: var(--white);
  margin: .45rem 0 1.1rem;
}

.page-contact .pc-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .95rem;
}

.page-contact .pc-card__item {
  display: grid;
  gap: .3rem;
  padding-bottom: .9rem;
  border-bottom: var(--pc-line-soft);
}

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

.page-contact .pc-card__label {
  font-size: .7rem;
  letter-spacing: .15em;
  color: var(--muted);
}

.page-contact .pc-card__value {
  font-family: var(--font-mono);
  font-size: .93rem;
  line-height: 1.6;
  color: var(--white);
  text-align: left;
  width: 100%;
  word-break: break-all;
}

.page-contact .pc-card .copy-chip {
  font-family: var(--font-mono);
  width: 100%;
  text-align: left;
  word-break: break-all;
}

.page-contact .pc-card__addr {
  font-size: .93rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .pc-card__note {
  margin: 1.15rem 0 0;
  padding-top: .95rem;
  border-top: var(--pc-line);
  font-size: .82rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-side__figure {
  margin-top: 1.15rem;
}

.page-contact .pc-side__figure .figure-slot__media {
  aspect-ratio: 3 / 2;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .pc-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }

  .page-contact .pc-hero__facts li {
    display: grid;
    gap: .35rem;
    border-bottom: 0;
    padding: 0 0 0 .95rem;
    border-left: 2px solid var(--gold-line);
  }

  .page-contact .pc-hero__facts li:first-child {
    border-top: 0;
  }

  .page-contact .pc-check {
    padding: 1.2rem 1.4rem 1.3rem;
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-block: 1.75rem 5.5rem;
  }

  .page-contact .pc-hero {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .85fr);
    gap: 2.6rem;
  }

  .page-contact .pc-hero__figure {
    margin-top: .6rem;
  }

  .page-contact .pc-hero__figure .figure-slot__media {
    aspect-ratio: 3 / 4;
  }

  .page-contact .pc-layout {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
    gap: 3.2rem;
    margin-top: 4rem;
  }

  .page-contact .pc-main > section + section {
    margin-top: 4.2rem;
  }

  .page-contact .pc-side {
    position: sticky;
    top: calc(var(--header-h) + 1.75rem);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-type,
  .page-contact .pc-type .step-num,
  .page-contact a {
    transition: none;
  }
}