.page-contact {
  --contact-rail: 48px;
  --contact-card-bg: var(--navy-2);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 56px;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -46%;
  width: 62%;
  aspect-ratio: 1 / 1;
  background: radial-gradient(closest-side, rgba(217, 164, 65, 0.18), transparent 72%);
  pointer-events: none;
}

.page-contact .contact-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .crumbs {
  margin-bottom: 28px;
  font-size: 13px;
}

.page-contact .crumb {
  color: var(--light-70);
  text-decoration: none;
}

.page-contact .crumb:hover {
  color: var(--gold-soft);
}

.page-contact .crumb--current {
  color: var(--gold);
}

.page-contact .crumb-sep {
  margin: 0 8px;
  color: var(--light-45);
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: end;
}

.page-contact .eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-contact .hero-title {
  margin: 0 0 18px;
  font-size: clamp(34px, 9vw, 58px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--lamp);
  max-width: 15em;
}

.page-contact .hero-lead {
  margin: 0 0 26px;
  max-width: 34em;
  color: var(--light-90);
}

.page-contact .hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  border-top: 1px solid var(--hair-light);
  padding-top: 20px;
}

.page-contact .hero-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .hero-fact-num {
  color: var(--gold);
  font-size: 20px;
  letter-spacing: 0.08em;
}

.page-contact .hero-fact-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--light-70);
}

.page-contact .hero-media {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--hair-light);
  aspect-ratio: 4 / 3;
  background: var(--navy-3);
}

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

.page-contact .hero-media .media-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--light-90);
  background: linear-gradient(180deg, rgba(16, 28, 51, 0), rgba(16, 28, 51, 0.86));
}

/* ---------- 分区标题 ---------- */
.page-contact .section-head {
  margin-bottom: 30px;
}

.page-contact .section-index {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--clay);
}

.page-contact .section-title {
  margin: 0 0 12px;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.page-contact .section-note {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-70);
}

/* ---------- 双栏对位 ---------- */
.page-contact .pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-contact .dir-list {
  display: grid;
  gap: 22px;
}

.page-contact .dir-card {
  position: relative;
  background: var(--lamp);
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  padding: 22px 20px 24px;
  box-shadow: var(--shadow-soft);
}

.page-contact .dir-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), rgba(217, 164, 65, 0));
  transform: skewX(-12deg);
}

.page-contact .tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-contact .dir-fit {
  font-size: 13px;
  line-height: 1.5;
  color: var(--stone);
}

.page-contact .dir-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 23px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .dir-text {
  margin: 0 0 10px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .dir-text:last-child {
  margin-bottom: 0;
}

.page-contact .dir-text a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

.page-contact .dir-text a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}

.page-contact .dir-media {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--cream);
}

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

/* ---------- 右栏 ---------- */
.page-contact .rail {
  display: grid;
  gap: 26px;
  align-content: start;
}

.page-contact .contact-card {
  position: relative;
  background: var(--contact-card-bg);
  border-radius: var(--r-lg);
  padding: 26px 22px 22px;
  color: var(--light-90);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(217, 164, 65, 0.15));
}

.page-contact .contact-card-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -0.01em;
  color: var(--lamp);
}

.page-contact .contact-note {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--light-70);
}

.page-contact .contact-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair-light);
}

.page-contact .contact-row {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--hair-light);
}

.page-contact .contact-k {
  font-size: 13px;
  color: var(--gold-soft);
}

.page-contact .contact-v {
  margin: 0;
  font-family: var(--font-data);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--lamp);
  word-break: break-word;
}

.page-contact .contact-v--addr {
  font-family: var(--font-body);
  letter-spacing: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--light-90);
}

.page-contact .site-diagram {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 16px;
}

/* ---------- 对接流程 ---------- */
.page-contact .flow {
  background: var(--lamp);
  border: 1px solid var(--hair);
  border-radius: var(--r-lg);
  padding: 24px 20px;
}

.page-contact .flow-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-contact .step {
  position: relative;
  padding-left: 14px;
}

.page-contact .step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 6px;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), rgba(217, 164, 65, 0.05));
  transform: skewX(-12deg);
}

.page-contact summary {
  list-style: none;
  cursor: pointer;
}

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

.page-contact .step-sum {
  display: grid;
  grid-template-columns: 34px 1fr 14px;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
}

.page-contact .step-num {
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-contact .step-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .step-caret,
.page-contact .faq-caret {
  justify-self: end;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--stone);
  border-bottom: 2px solid var(--stone);
  transform: rotate(45deg);
  transition: transform 200ms ease-out, border-color 200ms ease-out;
}

.page-contact details[open] > summary .step-caret,
.page-contact details[open] > summary .faq-caret {
  transform: rotate(-135deg);
  border-color: var(--gold-deep);
}

.page-contact .step-body {
  padding: 0 0 14px 44px;
}

.page-contact .step-mat {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-contact .step-mat li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-70);
}

.page-contact .step-mat li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

.page-contact .step-mat a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

.page-contact .flow-foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hair);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-70);
}

.page-contact .flow-foot a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

.page-contact .flow-foot a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}

/* ---------- 对接单 ---------- */
.page-contact .sheet {
  max-width: 720px;
  margin: 0 auto;
  background: var(--lamp);
  border: 1px solid var(--hair);
  border-radius: var(--r-lg);
  padding: 28px 20px 26px;
}

.page-contact .field-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: field;
}

.page-contact .field {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--hair);
  transition: border-color 200ms ease-out;
}

.page-contact .field:first-child {
  border-top: 1px dashed var(--hair);
}

.page-contact .field:hover {
  border-bottom-color: var(--gold);
}

.page-contact .field-name {
  position: relative;
  padding-left: 26px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .field-name::before {
  counter-increment: field;
  content: counter(field, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-contact .field-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .sheet-foot {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--hair);
}

.page-contact .sheet-reply {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .sheet-privacy {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .sheet-privacy a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

.page-contact .sheet-privacy a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}

/* ---------- 常见问题 ---------- */
.page-contact .faq {
  display: grid;
  gap: 12px;
}

.page-contact .faq-item {
  background: var(--lamp);
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  padding: 0 18px;
}

.page-contact .faq-sum {
  display: grid;
  grid-template-columns: 1fr 14px;
  align-items: center;
  gap: 12px;
  padding: 17px 0;
}

.page-contact .faq-q {
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .faq-body {
  padding: 0 0 18px;
}

.page-contact .faq-body p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .faq-body a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

.page-contact .faq-body a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}

.page-contact .faq-more {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .faq-more a {
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

.page-contact .faq-more a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero {
    padding: 56px 0 72px;
  }

  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .dir-card {
    padding: 26px 28px 28px;
  }

  .page-contact .dir-list {
    gap: 26px;
  }

  .page-contact .dir-list .dir-card:nth-child(even) {
    margin-left: 36px;
  }

  .page-contact .contact-card,
  .page-contact .flow {
    padding: 30px 28px 26px;
  }

  .page-contact .sheet {
    padding: 38px 40px 34px;
  }

  .page-contact .field {
    grid-template-columns: 180px 1fr;
    gap: 18px;
    align-items: baseline;
    padding: 18px 0;
  }
}

@media (min-width: 1000px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
  }

  .page-contact .pair {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: var(--contact-rail);
    align-items: start;
  }

  .page-contact .rail {
    position: sticky;
    top: 96px;
  }

  .page-contact .hero-title {
    max-width: 13em;
  }
}