.page-contact {
  --pc-rail-w: 264px;
  --pc-gap: clamp(24px, 3.4vw, 52px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-ink);
  color: var(--c-cream);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  filter: saturate(0.5) contrast(1.06);
}

.page-contact .contact-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(118deg, rgba(34, 38, 42, 0.9) 0%, rgba(34, 38, 42, 0.72) 48%, rgba(16, 58, 50, 0.88) 100%);
}

.page-contact .contact-hero__mark {
  position: absolute;
  right: -6%;
  top: -12%;
  width: 46%;
  height: 132%;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(242, 107, 29, 0.3), rgba(242, 107, 29, 0) 72%);
  clip-path: polygon(38% 0, 100% 0, 100% 100%, 0 100%);
}

.page-contact .contact-hero__inner {
  padding-block: clamp(38px, 5.6vw, 78px);
}

.page-contact .contact-hero__content {
  min-width: 0;
}

.page-contact .contact-hero .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 13px;
  color: rgba(245, 242, 234, 0.66);
}

.page-contact .contact-hero .crumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .contact-hero .crumbs__item:not(:last-child)::after {
  content: "／";
  color: rgba(245, 242, 234, 0.4);
}

.page-contact .contact-hero .crumbs__link {
  color: var(--c-cream);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-light);
  padding-bottom: 1px;
  transition: color 0.12s linear, border-bottom-color 0.12s linear;
}

.page-contact .contact-hero .crumbs__link:hover {
  color: var(--c-orange-soft);
  border-bottom-color: var(--c-orange);
}

.page-contact .contact-hero__eyebrow {
  margin: 0 0 14px;
  color: var(--c-orange-soft);
}

.page-contact .contact-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 50px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--c-cream);
  max-width: 17ch;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.78;
  color: rgba(245, 242, 234, 0.86);
}

.page-contact .hero-paths {
  display: grid;
  gap: 1px;
  max-width: 780px;
  margin-top: clamp(24px, 3vw, 34px);
  background: rgba(245, 242, 234, 0.24);
  border: 1px solid rgba(245, 242, 234, 0.24);
}

.page-contact .hero-path {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  background: rgba(34, 38, 42, 0.68);
  color: var(--c-cream);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background-color 0.12s linear, border-left-color 0.12s linear;
}

.page-contact .hero-path:hover,
.page-contact .hero-path:focus-visible {
  background: rgba(242, 107, 29, 0.24);
  border-left-color: var(--c-orange);
}

.page-contact .hero-path__num {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-orange-soft);
}

.page-contact .hero-path__label {
  font-size: 15px;
  font-weight: 500;
}

/* ---------- 主体分栏 ---------- */
.page-contact .contact-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  padding-block: clamp(34px, 5vw, 64px);
}

.page-contact .contact-main {
  min-width: 0;
}

.page-contact .contact-rail {
  order: -1;
  min-width: 0;
}

/* ---------- 右侧常驻联系卡 ---------- */
.page-contact .rail-card {
  background: var(--c-ink);
  color: var(--c-cream);
  border-top: 4px solid var(--c-orange);
  padding: 22px 22px 24px;
}

.page-contact .rail-card__eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-orange-soft);
}

.page-contact .rail-card__label {
  margin: 0 0 5px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: rgba(245, 242, 234, 0.6);
}

.page-contact .rail-card__value {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--c-cream);
  word-break: break-all;
}

.page-contact .rail-card__hours {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 2px 0 10px;
  font-size: 14px;
  color: var(--c-cream);
}

.page-contact .rail-card__dot {
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--c-orange);
}

.page-contact .rail-card__hint {
  margin: 0 0 18px;
  padding-top: 14px;
  border-top: 1px solid var(--rule-light);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 242, 234, 0.66);
}

.page-contact .rail-links {
  display: grid;
  gap: 1px;
  background: var(--rule-light);
  border: 1px solid var(--rule-light);
}

.page-contact .rail-link {
  display: block;
  padding: 11px 12px;
  background: var(--c-ink);
  color: var(--c-cream);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.12s linear, color 0.12s linear;
}

.page-contact .rail-link:hover,
.page-contact .rail-link:focus-visible {
  background: var(--tint-orange);
  color: var(--c-orange-soft);
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-block {
  padding-block: clamp(30px, 4vw, 50px);
  border-top: 1px solid var(--rule-dark);
}

.page-contact .contact-main > .pc-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .pc-intro {
  margin: 14px 0 26px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-gray);
}

.page-contact .pc-intro--light {
  color: rgba(245, 242, 234, 0.84);
}

.page-contact .eyebrow--light {
  color: var(--c-orange-soft);
}

.page-contact .section-title--light {
  color: var(--c-cream);
}

.page-contact .pc-link {
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--c-orange);
  padding-bottom: 1px;
  transition: background-color 0.12s linear;
}

.page-contact .pc-link:hover,
.page-contact .pc-link:focus-visible {
  background: var(--tint-orange);
}

/* ---------- 诉求路径 ---------- */
.page-contact .path-list {
  border-top: 1px solid var(--rule-dark);
}

.page-contact .path-block {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 22px 16px 24px 14px;
  border-bottom: 1px solid var(--rule-dark);
  border-left: 2px solid transparent;
  transition: border-left-color 0.12s linear, background-color 0.12s linear;
}

.page-contact .path-block:hover {
  border-left-color: var(--c-orange);
  background: var(--tint-orange);
}

.page-contact .path-block__num {
  display: inline-block;
  min-width: 46px;
  padding: 9px 6px;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.06em;
  background: var(--c-ink);
  color: var(--c-orange-soft);
}

.page-contact .path-block:nth-child(2) .path-block__num {
  background: var(--c-green);
  color: var(--c-cream);
}

.page-contact .path-block:nth-child(3) .path-block__num {
  background: var(--c-indigo);
  color: var(--c-cream);
}

.page-contact .path-block__body {
  min-width: 0;
}

.page-contact .path-block__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-ink);
}

.page-contact .path-block__scene {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-gray);
}

.page-contact .path-block__prep-label {
  margin: 0 0 8px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-gray);
}

.page-contact .prep-list {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-contact .prep-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-gray);
}

.page-contact .prep-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 9px;
  height: 2px;
  background: var(--c-orange);
}

.page-contact .path-block__foot {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-gray);
}

/* ---------- 三行联系方式 ---------- */
.page-contact .contact-lines {
  display: grid;
  gap: 1px;
  background: var(--rule-dark);
  border: 1px solid var(--rule-dark);
}

.page-contact .contact-line {
  display: grid;
  gap: 7px;
  padding: 20px clamp(16px, 2.4vw, 26px) 22px;
  background: rgba(34, 38, 42, 0.02);
  border-left: 3px solid transparent;
  transition: border-left-color 0.12s linear;
}

.page-contact .contact-line:hover {
  border-left-color: var(--c-orange);
}

.page-contact .contact-line__key {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-gray);
}

.page-contact .contact-line__val {
  font-size: clamp(18px, 2.3vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--c-ink);
  word-break: break-all;
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-line__val--sm {
  font-size: clamp(15px, 1.7vw, 17px);
  word-break: normal;
}

.page-contact .contact-line__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-gray);
}

/* ---------- 数据疑问（深墨绿区块） ---------- */
.page-contact .pc-block--green {
  margin-block: clamp(10px, 1.6vw, 18px);
  padding: clamp(26px, 3.6vw, 42px) clamp(20px, 3vw, 40px);
  border-top: 0;
  background: var(--c-green);
  color: var(--c-cream);
}

.page-contact .data-checklist {
  display: grid;
  gap: 1px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  background: rgba(245, 242, 234, 0.18);
  border: 1px solid rgba(245, 242, 234, 0.18);
}

.page-contact .data-checklist li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 16px;
  background: var(--c-green);
  font-size: 15px;
  line-height: 1.72;
  color: rgba(245, 242, 234, 0.92);
}

.page-contact .data-checklist__idx {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-orange-soft);
}

.page-contact .data-turnaround {
  display: grid;
  gap: 18px;
  padding-top: 22px;
  border-top: 1px solid var(--rule-light);
}

.page-contact .data-turnaround__item {
  display: grid;
  gap: 6px;
}

.page-contact .data-turnaround__num {
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.1;
  color: var(--c-orange-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .data-turnaround__label {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 242, 234, 0.8);
}

.page-contact .pc-note {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(245, 242, 234, 0.8);
}

/* ---------- 合作对接 ---------- */
.page-contact .partner-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 2.6vw, 32px);
  align-items: start;
  margin-top: 20px;
}

.page-contact .partner-figure {
  margin: 0;
}

.page-contact .partner-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  border-left: 3px solid var(--c-indigo);
}

.page-contact .partner-body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-gray);
}

.page-contact .partner-body .partner-sub {
  margin: 20px 0 10px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-gray);
}

.page-contact .partner-body .partner-foot {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.78;
}

/* ---------- 站点信息 ---------- */
.page-contact .site-meta {
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule-dark);
}

.page-contact .site-meta__row {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule-dark);
}

.page-contact .site-meta__key {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-gray);
}

.page-contact .site-meta__val {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-ink);
  word-break: break-all;
}

.page-contact .site-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-gray);
}

/* ---------- 焦点态 ---------- */
.page-contact a:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

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

  .page-contact .data-turnaround {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .site-meta__row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-contact .partner-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 1040px) {
  .page-contact .contact-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--pc-rail-w);
    column-gap: var(--pc-gap);
    align-items: end;
  }

  .page-contact .contact-body {
    grid-template-columns: minmax(0, 1fr) var(--pc-rail-w);
    align-items: start;
  }

  .page-contact .contact-rail {
    order: 0;
    margin-top: -120px;
    position: sticky;
    top: calc(var(--sticky-top) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .hero-path,
  .page-contact .rail-link,
  .page-contact .path-block,
  .page-contact .contact-line,
  .page-contact .pc-link {
    transition: none;
  }
}