.page-contact {
  --ct-accent: var(--green);
  position: relative;
  display: block;
  background-color: var(--ink-0);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px;
  color: var(--text);
  padding: calc(var(--header-h) + 36px) 0 80px;
  overflow-x: clip;
  font-family: var(--font-body);
  line-height: 1.75;
}

.page-contact .container {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding-inline: 20px;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0;
  margin: 0;
}

.page-contact h1 {
  font-size: clamp(32px, 5vw, 60px);
  line-height: 1.08;
}

.page-contact h2 {
  font-size: clamp(24px, 3vw, 30px);
  line-height: 1.25;
}

.page-contact h3 {
  font-size: 20px;
  line-height: 1.35;
}

.page-contact p {
  margin: 0;
}

.page-contact .kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--green);
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-contact .section {
  padding: 44px 0;
}

.page-contact .section + .section {
  border-top: 1px solid var(--line);
}

/* 面包屑 */
.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .breadcrumb-list li + li::before {
  content: "/";
  color: var(--line-strong);
}

.page-contact .breadcrumb-list a {
  color: var(--green);
  text-decoration: none;
}

.page-contact .breadcrumb-list a:hover {
  color: var(--green-soft);
  text-decoration: underline;
}

/* 首屏 */
.page-contact .ct-hero {
  padding-top: 8px;
}

.page-contact .ct-hero__head {
  max-width: 880px;
}

.page-contact .ct-hero__lead {
  margin-top: 20px;
  max-width: 38em;
  font-size: 17px;
  color: var(--text);
}

.page-contact .ct-hero__figure {
  margin: 32px 0 0;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  background: var(--ink-2);
}

.page-contact .ct-hero__figure img,
.page-contact .ct-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .img-caption {
  display: block;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
  background: var(--ink-1);
}

/* 联系方式 + 合作方向 */
.page-contact .ct-connect__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-contact .ct-contact {
  border: 2px solid var(--line-strong);
  border-top: 3px solid var(--green);
  border-radius: var(--radius);
  background: var(--ink-1);
  box-shadow: var(--shadow-hard);
  padding: 24px 22px 22px;
}

.page-contact .ct-contact__intro {
  margin-top: 6px;
  font-size: 15px;
  color: var(--text);
}

.page-contact .ct-contact__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-contact .ct-contact__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-contact__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .ct-contact__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.5;
  color: var(--green);
  word-break: break-word;
}

.page-contact .ct-contact__value--sm {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .ct-contact__meta {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-contact .ct-directions__head {
  margin-bottom: 20px;
}

.page-contact .ct-directions__sub {
  margin-top: 8px;
  max-width: 34em;
  font-size: 15px;
  color: var(--muted);
}

.page-contact .ct-directions__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .ct-dir {
  position: relative;
  min-width: 0;
  border: 2px solid var(--line-strong);
  border-left: 4px solid var(--indigo);
  border-radius: var(--radius);
  background: var(--ink-1);
  box-shadow: var(--shadow-hard);
  padding: 18px 18px 20px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .ct-dir:hover,
.page-contact .ct-dir:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  border-color: var(--indigo-soft);
  border-left-color: var(--green);
  background: var(--ink-2);
}

.page-contact .ct-dir__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-contact .ct-dir__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--indigo-soft);
}

.page-contact .ct-dir:hover .ct-dir__idx {
  color: var(--green);
}

.page-contact .ct-dir__title {
  font-size: 19px;
}

.page-contact .ct-dir__who {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--yellow);
}

.page-contact .ct-dir__desc {
  margin-top: 10px;
  font-size: 14px;
  color: var(--text);
}

.page-contact .ct-dir__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.page-contact .ct-dir:hover .ct-dir__list,
.page-contact .ct-dir:focus-within .ct-dir__list {
  color: var(--text);
}

.page-contact .ct-dir__list li {
  position: relative;
  padding-left: 16px;
}

.page-contact .ct-dir__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 2px;
  background: var(--green);
}

/* 洽谈流程 */
.page-contact .ct-flow__head {
  max-width: 760px;
  margin-bottom: 28px;
}

.page-contact .ct-flow__sub {
  margin-top: 10px;
  font-size: 15px;
  color: var(--muted);
}

.page-contact .ct-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .ct-step {
  position: relative;
  min-width: 0;
  border: 2px solid var(--line-strong);
  border-top: 3px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--ink-1);
  box-shadow: var(--shadow-hard);
  padding: 18px 18px 20px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-top-color var(--dur) var(--ease);
}

.page-contact .ct-step:hover,
.page-contact .ct-step:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  border-top-color: var(--green);
}

.page-contact .ct-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--green);
}

.page-contact .ct-step__title {
  margin-top: 12px;
  font-size: 19px;
}

.page-contact .ct-step__time {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--yellow);
}

.page-contact .ct-step__body {
  margin-top: 10px;
  font-size: 14px;
  color: var(--text);
}

.page-contact .ct-flow__figure {
  margin: 28px 0 0;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  background: var(--ink-2);
}

/* 首次联系建议 */
.page-contact .ct-brief__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-contact .ct-brief__head p:not(.kicker) {
  margin-top: 12px;
  max-width: 34em;
  font-size: 15px;
  color: var(--muted);
}

.page-contact .ct-brief__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--line-strong);
}

.page-contact .ct-brief__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-contact .ct-brief__item:hover {
  background: var(--ink-1);
  padding-left: 10px;
}

.page-contact .ct-brief__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--indigo-soft);
}

.page-contact .ct-brief__item:hover .ct-brief__idx {
  color: var(--green);
}

.page-contact .ct-brief__text {
  font-size: 14px;
  color: var(--text);
}

.page-contact .ct-brief__text strong {
  color: var(--paper);
  font-weight: 600;
}

/* 常见问题 */
.page-contact .ct-faq__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-contact .ct-faq__head p:not(.kicker) {
  margin-top: 12px;
  max-width: 32em;
  font-size: 15px;
  color: var(--muted);
}

.page-contact .ct-faq__list {
  border-top: 2px solid var(--line-strong);
}

.page-contact .ct-faq__item {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-faq__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 17px;
  line-height: 1.45;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

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

.page-contact .ct-faq__q:hover {
  color: var(--green);
}

.page-contact .ct-faq__mark {
  flex: 0 0 auto;
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 4px;
  border: 2px solid var(--line-strong);
  border-radius: 1px;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .ct-faq__mark::before,
.page-contact .ct-faq__mark::after {
  content: "";
  position: absolute;
  background: var(--green);
  transition: transform var(--dur) var(--ease);
}

.page-contact .ct-faq__mark::before {
  left: 2px;
  right: 2px;
  top: 4px;
  height: 2px;
}

.page-contact .ct-faq__mark::after {
  top: 2px;
  bottom: 2px;
  left: 4px;
  width: 2px;
}

.page-contact .ct-faq__item[open] .ct-faq__mark {
  border-color: var(--green);
}

.page-contact .ct-faq__item[open] .ct-faq__mark::after {
  transform: scaleY(0);
}

.page-contact .ct-faq__a {
  padding: 0 0 18px 26px;
}

.page-contact .ct-faq__a p {
  font-size: 14px;
  color: var(--text);
  max-width: 40em;
}

.page-contact .ct-faq__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 20px;
  border: 2px solid var(--line-strong);
  border-left: 4px solid var(--wine);
  border-radius: var(--radius);
  background: var(--ink-1);
  box-shadow: var(--shadow-hard);
}

.page-contact .ct-faq__cta p {
  flex: 1 1 220px;
  font-size: 14px;
  color: var(--text);
}

.page-contact .ct-faq__cta .btn {
  flex: 0 0 auto;
}

/* 关联入口 */
.page-contact .ct-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

@media (min-width: 641px) {
  .page-contact .ct-contact__item {
    flex-direction: row;
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .ct-contact__label {
    flex: 0 0 76px;
  }
}

@media (min-width: 901px) {
  .page-contact {
    padding-bottom: 96px;
  }

  .page-contact .section {
    padding: 60px 0;
  }

  .page-contact .ct-connect__grid {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    gap: 40px;
  }

  .page-contact .ct-contact {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .ct-directions__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .ct-flow__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 40px;
  }

  .page-contact .ct-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 34px;
    right: -26px;
    width: 11px;
    height: 11px;
    border-top: 2px solid var(--line-strong);
    border-right: 2px solid var(--line-strong);
    transform: rotate(45deg);
    transition: border-color var(--dur) var(--ease);
  }

  .page-contact .ct-step:hover::after {
    border-top-color: var(--green);
    border-right-color: var(--green);
  }

  .page-contact .ct-brief__grid {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .ct-faq__grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .ct-faq__cta {
    grid-column: 1 / -1;
  }
}