.page-contact {
  --ct-cut: 14px;
  --ct-gap-y: clamp(48px, 7vw, 96px);
  --ct-accent: var(--cyan-400);
  background: var(--ink-950);
  color: var(--paper-000);
  padding-bottom: 0;
}

/* 面包屑 */
.page-contact .breadcrumb {
  padding-top: 22px;
}
.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--slate-400);
}
.page-contact .breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--ink-800);
}
.page-contact .breadcrumb__list a {
  color: var(--slate-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-contact .breadcrumb__list a:hover {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}

/* 首屏 */
.page-contact .ct-hero {
  padding-top: 34px;
}
.page-contact .ct-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}
.page-contact h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.14;
  letter-spacing: .01em;
  margin: 14px 0 18px;
  color: var(--paper-000);
  max-width: 20ch;
}
.page-contact .ct-hero__intro {
  max-width: 64ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--slate-400);
}

.page-contact .ct-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}
.page-contact .anchor-index__link {
  display: block;
  font-family: var(--font-board);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--slate-400);
  text-decoration: none;
  padding: 4px 0 4px 10px;
  border-left: 2px solid var(--ink-800);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-contact .anchor-index__link:hover,
.page-contact .anchor-index__link.is-active {
  color: var(--cyan-400);
  border-left-color: var(--cyan-400);
}

/* 章节标题组 */
.page-contact .ct-sec-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px 16px;
  margin-bottom: 22px;
}
.page-contact .chapter__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan-400);
}
.page-contact .chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 31px);
  line-height: 1.25;
  color: var(--paper-000);
}

/* 渠道区 */
.page-contact .ct-channels {
  padding-top: var(--ct-gap-y);
}
.page-contact .ct-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}
.page-contact .ct-picker__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .ct-picker__chip {
  display: inline-block;
  font-family: var(--font-board);
  font-size: 14px;
  letter-spacing: .05em;
  color: var(--slate-400);
  background: var(--ink-900);
  border: 1px solid var(--ink-800);
  padding: 9px 15px;
  cursor: pointer;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}
.page-contact .ct-picker__chip:hover {
  color: var(--paper-000);
  border-color: var(--cyan-700);
}
.page-contact .ct-picker__input:checked + .ct-picker__chip {
  color: var(--ink-950);
  background: var(--cyan-400);
  border-color: var(--cyan-400);
}
.page-contact .ct-picker__input:focus-visible + .ct-picker__chip {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-contact .ct-deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.page-contact .ct-deck__visual {
  grid-column: 1 / -1;
  margin: 0;
  height: 150px;
  overflow: hidden;
}
.page-contact .ct-deck__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .ct-card {
  --ct-accent: var(--cyan-400);
  position: relative;
  background: var(--ink-900);
  border: 1px solid var(--ink-800);
  padding: 26px 22px 22px;
  clip-path: polygon(var(--ct-cut) 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%, 0 var(--ct-cut));
  transition: background-color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}
.page-contact .ct-card--phone {
  --ct-accent: var(--amber-300);
}
.page-contact .ct-card--post {
  --ct-accent: var(--orange-500);
}
.page-contact .ct-card:hover {
  transform: translateY(-2px);
  border-color: var(--ct-accent);
}
.page-contact .ct-card__rule {
  display: block;
  width: 54px;
  height: 2px;
  background: var(--ct-accent);
  margin-bottom: 18px;
}
.page-contact .ct-card__type {
  margin: 0;
  font-family: var(--font-board);
  font-size: 12px;
  letter-spacing: .13em;
  color: var(--ct-accent);
}
.page-contact .ct-card__title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 500;
  color: var(--paper-000);
}
.page-contact .ct-card__value {
  margin: 0 0 16px;
  font-size: clamp(15px, 1.5vw, 19px);
  line-height: 1.55;
  color: var(--ct-accent);
  overflow-wrap: anywhere;
}
.page-contact .ct-card__desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--slate-400);
}
.page-contact .ct-card__meta {
  margin: 0;
  padding-top: 13px;
  border-top: 1px solid var(--ink-800);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate-400);
}

/* 选择器与渠道卡联动 */
.page-contact .ct-channels:has(#ct-q-data:checked) .ct-card--mail,
.page-contact .ct-channels:has(#ct-q-partner:checked) .ct-card--mail,
.page-contact .ct-channels:has(#ct-q-page:checked) .ct-card--phone {
  background: var(--ink-800);
  border-color: var(--cyan-400);
}

/* 准备清单 + 流程图 */
.page-contact .ct-prep {
  padding-top: var(--ct-gap-y);
}
.page-contact .ct-prep__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}
.page-contact .ct-checklist {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.page-contact .ct-checklist__item {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 14px;
  background: var(--ink-900);
  border-left: 2px solid var(--cyan-700);
  padding: 16px 18px;
}
.page-contact .ct-check {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 1.5px solid var(--cyan-400);
}
.page-contact .ct-check::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 9px;
  border-right: 1.5px solid var(--cyan-400);
  border-bottom: 1.5px solid var(--cyan-400);
  transform: rotate(42deg);
}
.page-contact .ct-checklist__item strong {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: var(--paper-000);
}
.page-contact .ct-checklist__item p {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-400);
}
.page-contact .ct-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-400);
  border-top: 1px solid var(--ink-800);
  padding-top: 16px;
}
.page-contact .ct-note a,
.page-contact .ct-post__body a,
.page-contact .ct-post__hint a,
.page-contact .ct-coop__item a,
.page-contact .ct-hours__lead a,
.page-contact .ct-checklist__item a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-700);
  transition: border-color .18s var(--ease);
}
.page-contact .ct-note a:hover,
.page-contact .ct-post__body a:hover,
.page-contact .ct-post__hint a:hover,
.page-contact .ct-coop__item a:hover,
.page-contact .ct-hours__lead a:hover,
.page-contact .ct-checklist__item a:hover {
  border-bottom-color: var(--cyan-400);
}

.page-contact .ct-flowmap {
  margin: 0;
}
.page-contact .ct-flowmap img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ink-800);
  background: var(--ink-900);
}
.page-contact .ct-flowmap figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate-400);
}

/* 四步流程 */
.page-contact .ct-flow {
  padding-top: var(--ct-gap-y);
}
.page-contact .ct-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}
.page-contact .ct-track__step {
  position: relative;
  background: var(--ink-900);
  border-left: 2px solid var(--cyan-700);
  padding: 20px 20px 22px;
}
.page-contact .ct-track__num {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan-400);
  border: 1px solid var(--cyan-700);
  padding: 3px 10px;
}
.page-contact .ct-track__title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  color: var(--paper-000);
}
.page-contact .ct-track__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate-400);
}

/* 合作咨询 */
.page-contact .ct-coop {
  padding-top: var(--ct-gap-y);
}
.page-contact .ct-coop__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}
.page-contact .ct-coop__item {
  background: var(--ink-900);
  border-top: 2px solid var(--cyan-400);
  padding: 24px 22px;
}
.page-contact .ct-coop__item:nth-child(2) {
  border-top-color: var(--amber-300);
}
.page-contact .ct-coop__item:nth-child(3) {
  border-top-color: var(--orange-500);
}
.page-contact .ct-coop__item h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  color: var(--paper-000);
}
.page-contact .ct-coop__item p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--slate-400);
}
.page-contact .ct-coop__item .ts {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--ink-800);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate-400);
}

/* 纸面材料 */
.page-contact .ct-post {
  padding-top: var(--ct-gap-y);
}
.page-contact .ct-post__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}
.page-contact .ct-post__body {
  margin: 0 0 14px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--slate-400);
}
.page-contact .ct-post__panel {
  background: var(--cream-100);
  color: var(--ink-950);
  padding: 24px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
}
.page-contact .ct-post__label {
  margin: 0 0 12px;
  font-family: var(--font-board);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ink-800);
}
.page-contact .ct-post__addr {
  display: block;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.65;
  font-style: normal;
  color: var(--ink-950);
  overflow-wrap: anywhere;
  user-select: all;
}
.page-contact .ct-post__hint {
  margin: 14px 0 12px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-800);
}
.page-contact .ct-post__panel .ts {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--cream-200);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-800);
}
.page-contact .ct-post__panel .ts a {
  color: var(--ink-950);
  border-bottom: 1px solid var(--cream-200);
  text-decoration: none;
}
.page-contact .ct-post__panel .ts a:hover {
  border-bottom-color: var(--ink-950);
}

/* 服务时段横条 */
.page-contact .ct-hours {
  margin-top: var(--ct-gap-y);
  padding: clamp(40px, 6vw, 76px) 0;
  background: linear-gradient(115deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-top: 2px solid var(--cyan-400);
}
.page-contact .ct-hours__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}
.page-contact .ct-hours__lead .ct-sec-head {
  margin-bottom: 16px;
}
.page-contact .ct-hours__lead p {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--slate-400);
}
.page-contact .ct-hours__stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.page-contact .ct-hours__stats .stat {
  background: var(--ink-950);
  border-left: 2px solid var(--cyan-400);
  padding: 16px 18px;
}
.page-contact .ct-hours__stats .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--cyan-400);
}
.page-contact .ct-hours__stats .stat__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate-400);
}

/* 焦点可见 */
.page-contact a:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

@media (min-width: 700px) {
  .page-contact .ct-deck__visual {
    height: 190px;
  }
  .page-contact .ct-hours__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-deck {
    grid-template-columns: 1.45fr 1fr .85fr;
    gap: 20px;
  }
  .page-contact .ct-deck__visual {
    height: 210px;
  }
  .page-contact .ct-coop__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 52px;
    align-items: end;
  }
  .page-contact .ct-anchors {
    flex-direction: column;
    gap: 10px;
  }
  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 52px;
    align-items: start;
  }
  .page-contact .ct-post__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: 52px;
    align-items: start;
  }
  .page-contact .ct-hours__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 56px;
    align-items: center;
  }
  .page-contact .ct-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
  .page-contact .ct-track__step {
    background: transparent;
    border-left: 0;
    border-top: 1px dashed var(--cyan-700);
    padding: 22px 18px 0 0;
  }
  .page-contact .ct-track__step:first-child {
    border-top-color: var(--cyan-400);
  }
  .page-contact .ct-track__num {
    background: var(--ink-950);
  }
}

@media (min-width: 1440px) {
  .page-contact .ct-deck__visual {
    height: 230px;
  }
  .page-contact .ct-coop__grid {
    gap: 24px;
  }
}
<<<END>>>