.page-contact {
  --ct-gap: 18px;
  display: block;
}

.page-contact .section {
  padding: clamp(40px, 7vw, 74px) 0;
}

.page-contact .section--tight {
  padding: clamp(20px, 3.5vw, 34px) 0;
}

.page-contact .ct-top {
  padding-top: clamp(22px, 4vw, 40px);
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--paper);
  margin: 0;
}

.page-contact h1 {
  font-size: clamp(30px, 8.6vw, 54px);
  line-height: 1.05;
  margin: 12px 0 16px;
}

.page-contact h2 {
  font-size: clamp(22px, 5.4vw, 33px);
  line-height: 1.14;
  margin: 8px 0 12px;
}

.page-contact h3 {
  font-size: 17.5px;
  line-height: 1.34;
  margin: 10px 0 8px;
}

.page-contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0;
}

.page-contact .lead {
  color: var(--text);
  font-size: 16.5px;
  line-height: 1.75;
  margin: 0 0 6px;
  max-width: 60ch;
}

.page-contact .prose {
  color: var(--text);
  font-size: 16.5px;
  line-height: 1.75;
  margin: 0 0 18px;
}

.page-contact .section-head {
  max-width: 62ch;
}

/* 面包屑 */
.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  color: var(--edge);
  margin-right: 6px;
}

.page-contact .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .14s linear, border-color .14s linear;
}

.page-contact .breadcrumbs a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

/* 首屏 */
.page-contact .ct-hero {
  display: grid;
  gap: 26px;
}

.page-contact .ct-hero__copy {
  position: relative;
  padding-left: 18px;
}

.page-contact .ct-hero__copy::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: linear-gradient(180deg, var(--lime) 0%, var(--lime) 48%, var(--flare) 48%, var(--flare) 100%);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--edge);
  background: var(--panel);
  margin: 0;
}

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

.page-contact .media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 16px 12px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--paper);
  background: linear-gradient(180deg, rgba(7, 19, 15, 0) 0%, rgba(7, 19, 15, .92) 70%);
}

.page-contact .ct-hero__media {
  aspect-ratio: 16 / 11;
  clip-path: polygon(0 0, 100% 0, 100% 84%, 90% 100%, 0 100%);
}

/* 左右并置 */
.page-contact .ct-split {
  display: grid;
  gap: 40px;
}

.page-contact .ct-channels {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-contact .ct-channel {
  position: relative;
  padding: 20px 20px 20px 24px;
  background: linear-gradient(158deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 1px solid var(--edge);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: transform .18s var(--ease-data), border-color .18s linear;
}

.page-contact .ct-channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--lime);
}

.page-contact .ct-channel:hover {
  transform: translateY(-4px);
  border-color: var(--lime);
}

.page-contact .ct-channel__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 8px;
}

.page-contact .ct-channel__value {
  font-family: var(--font-mono);
  font-size: clamp(17px, 5vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
  margin: 0 0 10px;
  word-break: break-word;
}

.page-contact .ct-channel__value--mail {
  color: var(--lime);
  font-size: clamp(15.5px, 4.5vw, 21px);
  word-break: break-all;
}

.page-contact .ct-channel__value--addr {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: .01em;
}

.page-contact .ct-channel__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed var(--edge);
}

.page-contact .ct-channel__value a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.page-contact .ct-channel__hint {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  margin: 0 0 12px;
}

.page-contact .ct-channel__hint:last-child {
  margin-bottom: 0;
}

.page-contact .btn--sm {
  font-size: 12.5px;
  padding: 8px 14px;
}

/* 位置示意 */
.page-contact .ct-map {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 4px;
  height: 56px;
  margin: 0 0 14px;
}

.page-contact .ct-map span {
  display: block;
  background: var(--edge);
  opacity: .34;
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
}

.page-contact .ct-map span:nth-child(3n) {
  opacity: .62;
}

.page-contact .ct-map span:nth-child(7) {
  background: var(--lime);
  opacity: 1;
  box-shadow: 0 0 0 3px rgba(200, 255, 60, .16);
}

/* 来意分流 */
.page-contact .ct-split__side {
  border-top: 1px dashed var(--edge);
  padding-top: 30px;
}

.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 18px;
}

.page-contact .filter-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  padding: 8px 12px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--edge);
  cursor: pointer;
  transition: background .14s linear, color .14s linear, border-color .14s linear;
}

.page-contact .filter-btn:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.page-contact .filter-btn[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 700;
}

.page-contact .filter-btn[aria-pressed="true"]:hover {
  color: var(--ink);
}

.page-contact .ct-hints {
  display: grid;
  gap: 10px;
}

.page-contact .ct-hint {
  padding: 15px 16px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--edge);
  transition: border-color .14s linear;
}

.page-contact .ct-hint:hover {
  border-left-color: var(--lime);
}

.page-contact .ct-hint[hidden] {
  display: none;
}

.page-contact .ct-hint h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  color: var(--lime);
  letter-spacing: .02em;
}

.page-contact .ct-hint p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text);
}

.page-contact .ct-visit {
  margin-top: 26px;
  padding: 18px 18px 18px 20px;
  background: rgba(16, 26, 23, .92);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--amber);
}

.page-contact .ct-visit__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 10px;
}

.page-contact .ct-visit__text {
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--text);
  margin: 0 0 10px;
}

.page-contact .ct-visit__text:last-child {
  margin-bottom: 0;
}

/* 处理顺序 */
.page-contact .path {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.page-contact .path__step {
  position: relative;
  padding-left: 54px;
}

.page-contact .path__step::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 44px;
  bottom: -22px;
  width: 1px;
  background: repeating-linear-gradient(180deg, var(--edge) 0 6px, transparent 6px 12px);
}

.page-contact .path__step:last-child::before {
  display: none;
}

.page-contact .path__node {
  position: absolute;
  left: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink);
  background: var(--lime);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.page-contact .path__title {
  margin: 0 0 6px;
  font-size: 18px;
  color: var(--paper);
}

.page-contact .path__text {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.74;
  color: var(--text);
}

/* 数据与路径问题 */
.page-contact .ct-help__grid {
  display: grid;
  gap: 30px;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-checklist li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-contact .ct-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 9px;
  background: var(--lime-dim);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 0 100%);
}

.page-contact .ct-checklist b {
  color: var(--paper);
  font-weight: 700;
}

.page-contact .ct-help__media {
  aspect-ratio: 3 / 2;
  clip-path: polygon(0 14px, 14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

/* 合作与反馈 */
.page-contact .ct-coop__grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-contact .ct-coop__card {
  padding: 22px 20px;
}

.page-contact .ct-coop__card h3 {
  margin: 14px 0 10px;
  font-size: 19px;
  color: var(--paper);
}

.page-contact .ct-coop__card p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

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

.page-contact .ct-coop__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--lime-dim);
}

/* 横向数据带 */
.page-contact .ct-strip {
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  background: var(--panel-2);
}

.page-contact .data-strip {
  display: flex;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .data-strip__item {
  flex: 0 0 auto;
  min-width: 158px;
  padding: 18px 20px;
  border-right: 1px solid var(--edge);
}

.page-contact .data-strip__item:last-child {
  border-right: 0;
}

.page-contact .data-strip__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--lime);
  margin-bottom: 6px;
}

.page-contact .data-strip__label {
  display: block;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

/* 反色快答区 */
.page-contact .ct-faq__panel {
  padding: 26px 20px;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-contact .ct-faq__eyebrow {
  color: #3d7a2a;
}

.page-contact .ct-faq__title {
  color: var(--ink);
  margin-bottom: 18px;
}

.page-contact .panel--paper .accordion__item {
  border-bottom: 1px solid rgba(8, 21, 15, .14);
}

.page-contact .panel--paper .accordion__item:last-child {
  border-bottom: 0;
}

.page-contact .panel--paper summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .panel--paper summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  color: #3d7a2a;
}

.page-contact .panel--paper details[open] summary::after {
  content: "–";
}

.page-contact .panel--paper .accordion__body {
  padding: 0 0 16px;
  font-size: 15.4px;
  line-height: 1.76;
  color: #1d332a;
}

/* 相关入口 */
.page-contact .ct-links {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .ct-link {
  display: block;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--edge);
  text-decoration: none;
  transition: transform .18s var(--ease-data), border-color .18s linear;
}

.page-contact .ct-link:hover {
  transform: translateY(-4px);
  border-color: var(--lime);
}

.page-contact .ct-link__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--lime);
  margin-bottom: 10px;
}

.page-contact .ct-link__title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--paper);
  margin-bottom: 6px;
}

.page-contact .ct-link__text {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 760px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-channel:first-child {
    grid-column: 1 / -1;
  }

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

  .page-contact .ct-coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

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

  .page-contact .path {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    margin-top: 34px;
  }

  .page-contact .path__step {
    padding: 30px 26px 0 0;
    border-top: 1px dashed var(--edge);
  }

  .page-contact .path__step::before {
    left: 0;
    top: -1px;
    bottom: auto;
    width: 46px;
    height: 2px;
    background: var(--lime);
  }

  .page-contact .path__step:last-child::before {
    display: block;
  }

  .page-contact .path__node {
    position: static;
    margin-bottom: 16px;
  }

  .page-contact .data-strip__item {
    flex: 1 1 0;
    min-width: 0;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 46px;
  }

  .page-contact .ct-hero__media {
    aspect-ratio: 14 / 9;
  }

  .page-contact .ct-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .ct-split__side {
    border-top: 0;
    border-left: 1px dashed var(--edge);
    padding-top: 0;
    padding-left: 34px;
  }

  .page-contact .ct-help__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: center;
  }

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

  .page-contact .ct-faq__panel {
    padding: 34px 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-link {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-link:hover {
    transform: none;
  }
}