.page-contact {
  --ct-gap: 24px;
  --ct-card-pad: 22px;
  --ct-radius: 6px;
  padding-top: 6px;
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* 面包屑 */
.page-contact .breadcrumbs {
  padding: 18px var(--edge) 0;
  font-size: 13px;
  color: var(--mute);
}
.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--dim);
}
.page-contact .breadcrumbs a {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.page-contact .breadcrumbs a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* 首屏 */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: 34px 0 8px;
}
.page-contact .ct-hero__deco {
  position: absolute;
  top: -12%;
  right: -26%;
  width: 78%;
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, rgba(166, 255, 61, .12), rgba(47, 224, 200, .07) 46%, transparent 72%);
  clip-path: polygon(20% 0, 100% 0, 100% 80%, 58% 100%);
  pointer-events: none;
}
.page-contact .ct-hero__grid {
  position: relative;
  display: grid;
  gap: 30px;
}
.page-contact .ct-hero__lead .kicker {
  color: var(--mute);
}
.page-contact .display {
  margin: 12px 0 16px;
  font-size: clamp(30px, 8.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--ice);
}
.page-contact .ct-hero__lead .lede {
  margin: 0;
  color: var(--body);
  line-height: 1.75;
}
.page-contact .ct-hero__note {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  color: var(--mute);
  font-size: 13.5px;
  line-height: 1.7;
}
.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-contact .ct-hero__actions .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 20px;
}
.page-contact .ct-hero__figure {
  margin: 0;
}
.page-contact .ct-hero__figure .figure-frame {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--ct-radius);
  background: linear-gradient(150deg, var(--panel), var(--ink) 80%);
  box-shadow: 0 20px 44px rgba(0, 0, 0, .38);
}
.page-contact .ct-hero__figure .figure-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .figure-cap {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--mute);
  letter-spacing: .02em;
}

/* 章节通用 */
.page-contact .ct-section {
  margin-top: 56px;
  padding: 56px 0 0;
  border-top: 1px solid var(--hair);
}
.page-contact .chapter-head .chapter-num {
  display: inline-block;
  margin-bottom: 10px;
}
.page-contact .chapter-title {
  margin: 0 0 10px;
  font-size: clamp(22px, 5.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ice);
}
.page-contact .chapter-deck {
  margin: 0;
  max-width: 38ch;
  color: var(--mute);
  line-height: 1.75;
}
.page-contact .link {
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: color .2s ease, border-color .2s ease;
}
.page-contact .link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* 01 渠道分流 */
.page-contact .ct-channels__figure {
  margin: 30px 0 0;
}
.page-contact .ct-channels__figure .figure-frame {
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--ct-radius);
  background: var(--panel);
}
.page-contact .ct-channels__figure .figure-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .ct-channels {
  display: grid;
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--ct-radius);
  overflow: hidden;
}
.page-contact .ct-channel {
  padding: 24px 22px;
  background: var(--panel);
  transition: background .2s ease, box-shadow .2s ease;
}
.page-contact .ct-channel:hover {
  background: var(--raised);
  box-shadow: inset 3px 0 0 var(--lime);
}
.page-contact .ct-channel__no {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--lime);
}
.page-contact .ct-channel__name {
  margin: 10px 0 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--ice);
}
.page-contact .ct-channel__use {
  margin: 0 0 10px;
  color: var(--body);
  line-height: 1.75;
}
.page-contact .ct-channel__hint {
  margin: 0;
  font-size: 13px;
  color: var(--mute);
  line-height: 1.7;
}

/* 02 联系方式明细 */
.page-contact .ct-split {
  display: grid;
  gap: 30px;
}
.page-contact .ct-split__aside .chapter-title {
  margin-top: 10px;
}
.page-contact .ct-split__text {
  margin: 0 0 14px;
  color: var(--body);
  line-height: 1.78;
  max-width: 36ch;
}
.page-contact .annotation--vertical {
  margin: 22px 0 0;
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--lime);
  opacity: .85;
}
.page-contact .ct-cards {
  display: grid;
  gap: 16px;
}
.page-contact .ct-card {
  position: relative;
  padding: var(--ct-card-pad);
  border: 1px solid var(--hair);
  border-radius: var(--ct-radius);
  background: linear-gradient(158deg, var(--panel), var(--ink) 88%);
  box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
  transition: border-color .2s ease, transform .2s ease;
}
.page-contact .ct-card:hover {
  border-color: var(--lime);
  transform: translateY(-2px);
}
.page-contact .ct-card__key {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--mute);
}
.page-contact .ct-card__val {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(17px, 4.8vw, 21px);
  line-height: 1.4;
  color: var(--ice);
  word-break: break-all;
  letter-spacing: -0.005em;
}
.page-contact .ct-card__val--addr {
  font-family: var(--sans);
  font-size: clamp(15.5px, 4.2vw, 18px);
  line-height: 1.6;
  max-width: 20ch;
  word-break: normal;
  letter-spacing: .01em;
}
.page-contact .ct-card__desc {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--body);
  line-height: 1.75;
}
.page-contact .ct-card__more {
  margin-top: 16px;
  padding-top: 8px;
  border-top: 1px solid var(--hair);
}
.page-contact .ct-card__more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--lime);
}
.page-contact .ct-card__more summary::-webkit-details-marker {
  display: none;
}
.page-contact .ct-card__more summary::before {
  content: "+";
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1;
}
.page-contact .ct-card__more[open] summary::before {
  content: "–";
}
.page-contact .ct-card__more ul {
  margin: 4px 0 6px;
  padding-left: 18px;
  color: var(--body);
  font-size: 14px;
  line-height: 1.75;
}
.page-contact .ct-card__more li {
  margin-bottom: 6px;
}

/* 03 发送前准备 */
.page-contact .ct-checklist {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hair);
}
.page-contact .ct-checklist li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 16px 2px;
  border-bottom: 1px solid var(--hair);
  transition: background .2s ease;
}
.page-contact .ct-checklist li:hover {
  background: rgba(47, 224, 200, .05);
}
.page-contact .ct-checklist__no {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--cyan);
  letter-spacing: .1em;
}
.page-contact .ct-checklist p {
  margin: 0;
  color: var(--body);
  line-height: 1.75;
}
.page-contact .ct-checklist strong {
  color: var(--ice);
  font-weight: 700;
}

/* 04 合作方向 */
.page-contact .ct-partners {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}
.page-contact .ct-partner {
  padding: 22px;
  border: 1px solid var(--hair);
  border-radius: var(--ct-radius);
  background: var(--panel);
  transition: border-color .2s ease, transform .2s ease;
}
.page-contact .ct-partner:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}
.page-contact .ct-partner .tag {
  font-size: 12px;
  letter-spacing: .12em;
}
.page-contact .ct-partner__name {
  margin: 14px 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ice);
  line-height: 1.45;
}
.page-contact .ct-partner__text {
  margin: 0;
  font-size: 14px;
  color: var(--body);
  line-height: 1.78;
}
.page-contact .ct-partners__note {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-left: 2px solid var(--warn);
  background: rgba(255, 201, 77, .06);
  color: var(--body);
  font-size: 14px;
  line-height: 1.75;
}

/* 响应时段带 */
.page-contact .ct-band {
  margin-top: 60px;
  border-top: 1px solid var(--hair);
  background: linear-gradient(96deg, rgba(166, 255, 61, .09), rgba(47, 224, 200, .04) 48%, transparent 78%);
}
.page-contact .ct-band__inner {
  display: grid;
  gap: 14px;
  padding-top: 40px;
  padding-bottom: 52px;
}
.page-contact .ct-band__big {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(34px, 11vw, 62px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ice);
}
.page-contact .ct-band__text .chapter-title {
  font-size: clamp(18px, 4.6vw, 24px);
  margin-bottom: 8px;
}
.page-contact .ct-band__text p {
  margin: 0;
  max-width: 46ch;
  color: var(--mute);
  font-size: 14px;
  line-height: 1.75;
}
.page-contact .ct-band__meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--lime);
}

/* 桌面布局 */
@media (min-width: 760px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-partners {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-checklist {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero {
    padding-top: 66px;
  }
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 56px;
    align-items: start;
  }
  .page-contact .display {
    font-size: clamp(44px, 4.8vw, 68px);
  }
  .page-contact .ct-hero__figure {
    transform: translateY(30px);
  }
  .page-contact .ct-section {
    margin-top: 72px;
    padding-top: 68px;
  }
  .page-contact .ct-split {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 60px;
    align-items: start;
  }
  .page-contact .ct-band__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 44px;
    padding-top: 48px;
    padding-bottom: 60px;
  }
  .page-contact .ct-band__meta {
    text-align: right;
  }
}
<<<END>>>