/* ============================================================
   page-contact —— 联系我们
   作用域：.page-contact
   ============================================================ */

.page-contact .crumbs {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 20px var(--gutter) 0;
}

/* ---------- 首屏：情境分派 ---------- */

.page-contact .ct-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 22px var(--gutter) 56px;
}

.page-contact .ct-hero__narrative .eyebrow {
  margin: 0 0 12px;
}

.page-contact .ct-hero__narrative h1 {
  margin: 0 0 18px;
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 54ch;
  font-size: 16.5px;
  line-height: 1.8;
}

/* 三类诉求卡片 */

.page-contact .ct-routes {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-route {
  background: var(--paper-300);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-contact .ct-route:nth-child(2) {
  clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%, 0 14px);
}

.page-contact .ct-route:nth-child(3) {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-contact .ct-route__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}

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

.page-contact .ct-route__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--amber-600);
}

.page-contact .ct-route__d[open] .ct-route__sum::after {
  content: "\2013";
}

.page-contact .ct-route__sum:focus-visible {
  outline: 2px solid var(--sand-500);
  outline-offset: -3px;
}

.page-contact .ct-route__icon {
  flex: 0 0 26px;
  display: inline-flex;
  color: var(--amber-600);
}

.page-contact .ct-route__title {
  flex: 1 1 auto;
  min-width: 0;
}

.page-contact .ct-route__body {
  padding: 0 18px 18px 56px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-800);
}

.page-contact .ct-route__body p {
  margin: 0 0 8px;
}

.page-contact .ct-route__hint {
  font-size: 13.5px;
  color: var(--rock-600);
}

.page-contact .ct-route__hint .num {
  color: var(--ink-900);
}

/* 右侧渠道面板 */

.page-contact .ct-hero__panel {
  background: var(--ink-900);
  color: var(--paper-100);
  padding: 26px 22px 0;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
  overflow: hidden;
}

.page-contact .ct-hero__kicker {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sand-300);
}

.page-contact .ct-channel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 16px 0;
  border-top: 1px solid rgba(244, 237, 225, 0.16);
}

.page-contact .ct-channel__label {
  margin: 0;
  flex: 0 0 100%;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock-200);
}

.page-contact .ct-channel__value {
  margin: 0;
  flex: 1 1 auto;
  min-width: 0;
  font-size: 14.5px;
  word-break: break-all;
  color: var(--paper-100);
}

.page-contact .ct-copy {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-900);
  background: var(--sand-500);
  border: 0;
  padding: 7px 13px;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 7px) 0, 100% 7px, 100% 100%, 0 100%);
  transition: background 0.18s ease, color 0.18s ease;
}

.page-contact .ct-copy:hover {
  background: var(--sand-300);
}

.page-contact .ct-copy:focus-visible {
  outline: 2px solid var(--sand-300);
  outline-offset: 2px;
}

.page-contact .ct-copy.is-copied {
  background: var(--pitch-500);
  color: var(--ink-900);
}

.page-contact .ct-hero__note {
  margin: 4px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(244, 237, 225, 0.16);
  font-size: 14px;
  line-height: 1.75;
  color: var(--rock-200);
}

.page-contact .ct-hero__media {
  margin: 24px -22px 0;
}

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

/* ---------- 数据纠错材料 ---------- */

.page-contact .ct-fix {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 8px var(--gutter) 64px;
}

.page-contact .ct-fix__lead {
  margin: 0 0 26px;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-check label {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--rock-200);
  cursor: pointer;
}

.page-contact .ct-check:first-child label {
  border-top: 1px solid var(--rock-200);
}

.page-contact .ct-check__input {
  position: absolute;
  left: 0;
  top: 16px;
  width: 22px;
  height: 22px;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.page-contact .ct-check__box {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border: 1.5px solid var(--rock-600);
  border-radius: 3px;
  position: relative;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.page-contact .ct-check__input:checked + .ct-check__box {
  background: var(--pitch-500);
  border-color: var(--pitch-500);
}

.page-contact .ct-check__input:checked + .ct-check__box::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 11px;
  border: solid var(--ink-900);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .ct-check__input:focus-visible + .ct-check__box {
  outline: 2px solid var(--sand-500);
  outline-offset: 2px;
}

.page-contact .ct-check__text {
  min-width: 0;
}

.page-contact .ct-check__text strong {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink-900);
  margin-bottom: 4px;
}

.page-contact .ct-check__text span {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--rock-600);
}

.page-contact .ct-fix__foot {
  margin: 26px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--sand-500);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-800);
}

.page-contact .ct-fix__media {
  margin: 0;
  align-self: start;
}

.page-contact .ct-fix__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-contact .ct-fix__cap {
  margin: 12px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--rock-600);
}

/* ---------- 合作与咨询（深色带） ---------- */

.page-contact .ct-work {
  background: var(--ink-900);
  color: var(--paper-100);
}

.page-contact .ct-work__inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 56px var(--gutter) 60px;
}

.page-contact .ct-work .eyebrow {
  color: var(--sand-300);
}

.page-contact .ct-work__head h2 {
  color: var(--paper-100);
  margin: 0 0 16px;
}

.page-contact .ct-work__intro {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--rock-200);
}

.page-contact .ct-work__list {
  list-style: none;
  margin: 38px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-work__item {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  column-gap: 14px;
  padding: 26px 0;
  border-top: 1px solid rgba(244, 237, 225, 0.18);
}

.page-contact .ct-work__idx {
  font-size: 34px;
  line-height: 1;
  color: var(--sand-500);
  grid-row: 1 / span 3;
}

.page-contact .ct-work__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--paper-100);
}

.page-contact .ct-work__desc {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--rock-200);
  max-width: 62ch;
}

.page-contact .ct-work__tag {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--sand-300);
}

.page-contact .ct-work__tag .num {
  color: var(--paper-100);
  border-bottom: 1px dashed rgba(244, 237, 225, 0.4);
  padding-bottom: 1px;
}

/* ---------- 地址与备案 ---------- */

.page-contact .ct-place {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 64px var(--gutter) 24px;
}

.page-contact .ct-place__lead {
  margin: 0 0 26px;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .ct-place__dl {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--rock-200);
}

.page-contact .ct-place__dl dt {
  padding-top: 14px;
  font-size: 12px;
  letter-spacing: 0.09em;
  color: var(--rock-600);
}

.page-contact .ct-place__dl dd {
  margin: 0;
  padding: 6px 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
  border-bottom: 1px solid var(--rock-200);
  word-break: break-word;
}

.page-contact .ct-place__addr {
  cursor: help;
}

.page-contact .ct-place__note {
  margin: 22px 0 0;
  max-width: 54ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--rock-600);
}

.page-contact .ct-place__map {
  align-self: start;
  padding: 18px;
  background: var(--paper-300);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-contact .ct-place__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .ct-place__maplabel {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--rock-600);
  text-align: right;
}

/* ---------- 延伸入口 ---------- */

.page-contact .ct-more {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 40px var(--gutter) 120px;
  border-top: 1px solid var(--rock-200);
}

.page-contact .ct-more h2 {
  margin: 0 0 12px;
}

.page-contact .ct-more__lead {
  margin: 0 0 28px;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--rock-600);
}

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

.page-contact .ct-more__list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 15px 0;
  border-top: 1px solid var(--rock-200);
}

.page-contact .ct-more__list a {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  justify-self: start;
  transition: border-color 0.16s ease, color 0.16s ease;
}

.page-contact .ct-more__list a:hover,
.page-contact .ct-more__list a:focus-visible {
  color: var(--amber-600);
  border-bottom-color: var(--sand-500);
}

.page-contact .ct-more__list span {
  font-size: 14px;
  line-height: 1.7;
  color: var(--rock-600);
}

/* ============================================================
   断点：≥ 700px
   ============================================================ */

@media (min-width: 700px) {
  .page-contact .ct-more__list li {
    grid-template-columns: 240px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }

  .page-contact .ct-place__dl {
    grid-template-columns: 160px minmax(0, 1fr);
  }

  .page-contact .ct-place__dl dt {
    padding: 14px 0;
    border-bottom: 1px solid var(--rock-200);
  }

  .page-contact .ct-place__dl dt:first-of-type {
    border-top: 0;
  }
}

/* ============================================================
   断点：≥ 960px —— 分屏首屏与 7/5 非对称栅格
   ============================================================ */

@media (min-width: 960px) {
  .page-contact .crumbs {
    padding-top: 26px;
  }

  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    padding: 44px var(--gutter) 84px;
    align-items: start;
  }

  .page-contact .ct-hero__panel {
    padding: 34px 30px 0;
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-contact .ct-hero__media {
    margin-left: -30px;
    margin-right: -30px;
  }

  .page-contact .ct-routes {
    margin-top: 38px;
    gap: 14px;
  }

  .page-contact .ct-fix {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 54px;
    padding-bottom: 96px;
  }

  .page-contact .ct-work__inner {
    padding: 76px var(--gutter) 80px;
  }

  .page-contact .ct-work__item {
    grid-template-columns: 84px minmax(0, 1fr);
    column-gap: 22px;
    padding: 32px 0;
  }

  .page-contact .ct-work__idx {
    font-size: 46px;
  }

  .page-contact .ct-place {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    padding-top: 88px;
  }

  .page-contact .ct-place__map {
    padding: 26px;
  }

  .page-contact .ct-more {
    padding-top: 56px;
    padding-bottom: 140px;
  }
}

@media (min-width: 1280px) {
  .page-contact .ct-hero {
    gap: 68px;
  }

  .page-contact .ct-route__sum {
    padding: 17px 22px;
  }

  .page-contact .ct-route__body {
    padding-left: 60px;
    padding-right: 22px;
  }
}

/* ============================================================
   减少动效
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-copy,
  .page-contact .ct-check__box,
  .page-contact .ct-more__list a {
    transition: none;
  }
}