.page-contact {
  display: block;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 顶部主视觉 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--navy-900);
  color: #fff;
  padding-block: var(--sp-8) var(--sp-7);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(0, 229, 255, 0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 229, 255, 0.09) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0) 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0) 88%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 0;
  width: 100%;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, var(--orange-500), var(--cyan-400) 55%, rgba(0, 229, 255, 0) 100%);
}

.page-contact .ct-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .ct-hero__eyebrow {
  color: var(--cyan-400);
  margin: 0 0 var(--sp-4);
}

.page-contact .ct-hero__title {
  margin: 0 0 var(--sp-5);
  max-width: 20ch;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5.6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #fff;
}

.page-contact .ct-hero__lede {
  margin: 0 0 var(--sp-6);
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

.page-contact .ct-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line-on-dark);
  background: var(--line-on-dark);
}

.page-contact .ct-stat {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-4);
  background: rgba(6, 23, 38, 0.72);
}

.page-contact .ct-stat .metric__value {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--cyan-400);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-stat .metric__label {
  font-size: var(--fs-sm);
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.66);
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding-top: var(--sp-5);
  padding-bottom: 0;
}

/* ---------- 主栅格 ---------- */
.page-contact .ct-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-6);
  padding-block: var(--sp-6) var(--sp-8);
}

.page-contact .ct-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}

.page-contact .ct-block {
  scroll-margin-top: calc(var(--hdr-h) + var(--sp-6));
}

.page-contact .ct-head {
  margin-bottom: var(--sp-5);
}

.page-contact .ct-figure {
  margin: 0 0 var(--sp-5);
}

.page-contact .ct-figure img,
.page-contact .ct-reach__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 层级卡片 ---------- */
.page-contact .ct-tiers {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .ct-tier {
  position: relative;
  padding: var(--sp-5);
  background: var(--white);
  outline: none;
}

.page-contact .ct-tier::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange-500);
  transition: width var(--dur) var(--ease);
}

.page-contact .ct-tier:hover::before,
.page-contact .ct-tier:focus-within::before,
.page-contact .ct-tier:focus-visible::before {
  width: 100%;
}

.page-contact .ct-tier:focus-visible {
  box-shadow: inset 0 0 0 2px var(--cyan-400);
}

.page-contact .ct-tier__num {
  display: block;
  margin-bottom: var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--cyan-500);
}

.page-contact .ct-tier__name {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--navy-800);
}

.page-contact .ct-tier__scope {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}

.page-contact .ct-tier__sum {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ct-tier__more {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.3s var(--ease), opacity 0.24s var(--ease), margin-top 0.3s var(--ease);
}

.page-contact .ct-tier:hover .ct-tier__more,
.page-contact .ct-tier:focus-within .ct-tier__more {
  max-height: 520px;
  opacity: 1;
  margin-top: var(--sp-4);
}

.page-contact .ct-tier__more dl {
  margin: 0;
}

.page-contact .ct-tier__more dt {
  margin-top: var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.06em;
  color: var(--cyan-500);
}

.page-contact .ct-tier__more dd {
  margin: var(--sp-1) 0 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink);
}

/* ---------- 材料表 ---------- */
.page-contact .ct-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  background: var(--white);
}

.page-contact .ct-table {
  width: 100%;
  min-width: 620px;
}

.page-contact .ct-note {
  margin-top: var(--sp-5);
}

/* ---------- 跟进节奏 ---------- */
.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-step {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: var(--sp-4);
  padding-block: var(--sp-5);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-step__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--navy-800);
  opacity: 0.3;
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-step__title {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy-800);
}

.page-contact .ct-step__body p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 联系渠道面板 ---------- */
.page-contact .ct-reach {
  position: relative;
  overflow: hidden;
  padding: var(--sp-6);
  background: var(--navy-800);
  color: #fff;
}

.page-contact .ct-reach::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(0, 229, 255, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 229, 255, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(circle at 80% 10%, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 70%);
  mask-image: radial-gradient(circle at 80% 10%, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 70%);
}

.page-contact .ct-reach__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-5);
}

.page-contact .ct-reach__figure {
  margin: 0;
}

.page-contact .ct-reach__figure .figure__frame {
  border-color: var(--line-on-dark);
}

.page-contact .ct-reach__eyebrow {
  margin: 0 0 var(--sp-3);
  color: var(--cyan-400);
}

.page-contact .ct-reach__title {
  margin: 0 0 var(--sp-4);
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-contact .ct-mail {
  display: block;
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3.6vw, 2.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--orange-500);
  word-break: break-all;
}

.page-contact .ct-reach__hint {
  margin: 0 0 var(--sp-5);
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.66);
}

.page-contact .ct-reach__list {
  margin: 0;
  padding: 0;
}

.page-contact .ct-reach__row {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: var(--sp-3);
  padding-block: var(--sp-3);
  border-top: 1px solid var(--line-on-dark);
}

.page-contact .ct-reach__row:last-child {
  border-bottom: 1px solid var(--line-on-dark);
}

.page-contact .ct-reach__row dt {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.58);
}

.page-contact .ct-reach__row dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #fff;
  word-break: break-word;
}

/* ---------- 折叠问答 ---------- */
.page-contact .ct-faq-list {
  border-top: 1px solid var(--line);
}

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

.page-contact .ct-faq .disclosure__summary {
  padding-block: var(--sp-4);
}

.page-contact .ct-faq__body {
  padding-bottom: var(--sp-4);
}

.page-contact .ct-faq__body p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-contact .ct-more {
  margin: var(--sp-5) 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-muted);
}

.page-contact .ct-more a {
  color: var(--navy-800);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-400);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-more a:hover {
  color: var(--orange-500);
  border-bottom-color: var(--orange-500);
}

/* ---------- 右侧导轨 ---------- */
.page-contact .ct-rail {
  min-width: 0;
}

.page-contact .ct-rail__inner {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.page-contact .ct-toc {
  padding: var(--sp-4);
  border: 1px solid var(--line);
  background: var(--white);
}

.page-contact .ct-toc__title {
  margin: 0 0 var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

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

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

.page-contact .ct-toc__link {
  display: block;
  padding: var(--sp-3) var(--sp-3);
  border-left: 2px solid transparent;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--ink);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-toc__link:hover,
.page-contact .ct-toc__link:focus-visible {
  color: var(--navy-800);
  border-left-color: var(--cyan-400);
  background: var(--hover-tint);
  outline: none;
}

.page-contact .ct-toc__link[data-active] {
  color: var(--orange-500);
  border-left-color: var(--orange-500);
  font-weight: 700;
}

.page-contact .ct-contact-card {
  padding: var(--sp-5);
  border: 1px solid var(--navy-800);
  background: var(--navy-800);
  color: #fff;
}

.page-contact .ct-contact-card__title {
  margin: 0 0 var(--sp-4);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-contact .ct-contact-card__list {
  margin: 0 0 var(--sp-5);
  padding: 0;
}

.page-contact .ct-contact-card__row {
  display: block;
  padding-block: var(--sp-3);
  border-top: 1px solid var(--line-on-dark);
}

.page-contact .ct-contact-card__row:last-child {
  border-bottom: 1px solid var(--line-on-dark);
}

.page-contact .ct-contact-card__row dt {
  margin: 0 0 var(--sp-1);
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.6);
}

.page-contact .ct-contact-card__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.5;
  color: #fff;
  word-break: break-word;
}

.page-contact .ct-contact-card__btn {
  display: block;
  width: 100%;
  text-align: center;
}

.page-contact .ct-contact-card__btn + .ct-contact-card__btn {
  margin-top: var(--sp-3);
}

/* ---------- 末端刻度带 ---------- */
.page-contact .ct-scale-wrap {
  padding-bottom: var(--sp-8);
}

.page-contact .ct-scale {
  margin: 0 0 var(--sp-3);
}

.page-contact .ct-scale__note {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--ink-muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-contact .ct-reach {
    padding: var(--sp-7);
  }

  .page-contact .ct-reach__grid {
    grid-template-columns: 0.85fr 1fr;
    gap: var(--sp-6);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-contact .ct-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--sp-7);
    align-items: start;
  }

  .page-contact .ct-rail__inner {
    position: sticky;
    top: calc(var(--hdr-h) + var(--sp-5));
  }
}

@media (max-width: 719px), (hover: none) {
  .page-contact .ct-tier__more {
    max-height: none;
    opacity: 1;
    margin-top: var(--sp-4);
  }
}

@media (max-width: 560px) {
  .page-contact .ct-step {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--sp-2);
  }

  .page-contact .ct-reach__row {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--sp-1);
  }

  .page-contact .ct-reach {
    padding: var(--sp-5);
  }
}
<<<END>>>