.page-contact {
  --ct-card-top: 28px;
  --ct-figure-ink: rgba(4, 18, 40, 0.72);
  display: block;
  color: var(--mist);
}

/* ---------- Hero ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 56px;
  background:
    radial-gradient(118% 88% at 84% -6%, rgba(33, 230, 193, 0.16), transparent 62%),
    radial-gradient(94% 72% at -8% 104%, rgba(255, 122, 51, 0.12), transparent 60%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
  pointer-events: none;
}

.page-contact .ct-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 20px;
}

.page-contact .ct-hero .breadcrumb {
  margin-bottom: 28px;
}

.page-contact .ct-hero h1 {
  margin: 16px 0 0;
  max-width: 17ch;
  font-size: clamp(30px, 5vw, 62px);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .ct-hero .lede {
  margin: 20px 0 0;
  max-width: 60ch;
  color: var(--steel);
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .ct-direct {
  margin-top: 44px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 28px;
}

.page-contact .ct-direct-item {
  min-width: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-mono {
  margin: 0;
  min-width: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(17px, 3.9vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .ct-direct-item:last-child .ct-mono {
  color: var(--sand);
}

/* ---------- Section shell ---------- */
.page-contact .ct-section {
  position: relative;
  padding: 64px 0;
}

.page-contact .ct-prepare,
.page-contact .ct-visit {
  background: linear-gradient(180deg, rgba(14, 30, 66, 0.86) 0%, rgba(8, 18, 43, 0.94) 100%);
}

.page-contact .section-head h2,
.page-contact .ct-prepare-head h2,
.page-contact .ct-visit h2,
.page-contact .ct-feedback-inner h2 {
  margin: 12px 0 0;
  font-size: clamp(25px, 3.2vw, 42px);
  font-weight: 600;
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--mist);
}

.page-contact .section-head p {
  margin: 14px 0 0;
  max-width: 62ch;
  color: var(--steel);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 客服通道 ---------- */
.page-contact .ct-channel-grid {
  margin-top: 40px;
  display: grid;
  gap: 24px;
}

.page-contact .ct-channel-stack {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-contact .ct-card {
  position: relative;
  min-width: 0;
  padding: var(--ct-card-top) 26px 26px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  background: linear-gradient(158deg, var(--ink-700) 0%, var(--ink-800) 100%);
  transition: border-color 320ms var(--ease), box-shadow 320ms var(--ease), transform 320ms var(--ease);
}

.page-contact .ct-card::after {
  content: "→";
  position: absolute;
  top: var(--ct-card-top);
  right: 26px;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--cyan);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 280ms var(--ease), transform 280ms var(--ease);
}

.page-contact .ct-card:hover,
.page-contact .ct-card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(33, 230, 193, 0.55);
  box-shadow: 0 0 0 1px rgba(33, 230, 193, 0.2), 0 20px 44px -28px rgba(33, 230, 193, 0.6);
}

.page-contact .ct-card:hover::after,
.page-contact .ct-card:focus-within::after {
  opacity: 1;
  transform: translateX(0);
}

.page-contact .ct-card--accent {
  border-left: 3px solid var(--orange);
}

.page-contact .ct-card h3 {
  margin: 14px 0 0;
  font-size: clamp(18px, 2.1vw, 22px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--mist);
}

.page-contact .ct-card > p {
  margin: 12px 0 0;
  color: var(--steel);
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .ct-note {
  display: inline-block;
  margin-top: 16px;
  padding: 7px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--line-soft);
  background: rgba(8, 18, 43, 0.6);
  color: var(--sand);
  font-size: 13px;
  line-height: 1.5;
}

.page-contact .ct-channels-figure {
  margin: 0;
  min-width: 0;
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  background: var(--ink-700);
}

.page-contact .ct-channels-figure figcaption {
  padding: 14px 18px 18px;
  color: var(--steel);
}

/* ---------- 准备材料 ---------- */
.page-contact .ct-prepare-grid {
  display: grid;
  gap: 32px;
}

.page-contact .ct-prepare-head p {
  margin: 14px 0 0;
  max-width: 40ch;
  color: var(--steel);
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .ct-prepare-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-prepare-list li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-step {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 3px;
}

.page-contact .ct-prepare-list h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .ct-prepare-list p {
  margin: 6px 0 0;
  color: var(--steel);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-contact .ct-prepare-foot {
  margin: 32px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  max-width: 68ch;
  color: var(--steel);
  font-size: 14px;
  line-height: 1.8;
}

.page-contact .ct-prepare-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, 0.4);
}

/* ---------- 合作与商务 ---------- */
.page-contact .ct-partner-grid {
  margin-top: 40px;
  display: grid;
  gap: 20px;
}

.page-contact .ct-partner-card {
  min-width: 0;
  padding: 26px 24px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: linear-gradient(200deg, rgba(22, 53, 95, 0.72) 0%, rgba(8, 18, 43, 0.9) 100%);
  transition: border-color 320ms var(--ease), box-shadow 320ms var(--ease);
}

.page-contact .ct-partner-card:hover {
  border-color: rgba(33, 230, 193, 0.5);
  box-shadow: 0 0 0 1px rgba(33, 230, 193, 0.16);
}

.page-contact .ct-partner-card .index-label {
  color: var(--cyan);
}

.page-contact .ct-partner-card h3 {
  margin: 12px 0 0;
  font-size: 19px;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .ct-partner-card > p {
  margin: 12px 0 0;
  color: var(--steel);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-contact .ct-partner-card a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, 0.4);
}

.page-contact .ct-partner-foot {
  margin: 36px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  max-width: 62ch;
  color: var(--steel);
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 到访与区位 ---------- */
.page-contact .ct-visit-grid {
  margin-top: 24px;
  display: grid;
  gap: 26px;
}

.page-contact .ct-visit-lede {
  margin: 0;
  max-width: 52ch;
  color: var(--steel);
  font-size: 15.5px;
  line-height: 1.82;
}

.page-contact .ct-facts {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-fact {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-fact dt {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-contact .ct-fact dd {
  margin: 0;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.page-contact .ct-visit-band {
  margin: 44px 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(8, 18, 43, 0) 0%, var(--ct-figure-ink) 100%),
    var(--ink-700);
}

/* ---------- 反馈与建议 ---------- */
.page-contact .ct-feedback-inner {
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  padding: 34px 24px;
  background:
    radial-gradient(110% 130% at 100% 0%, rgba(255, 122, 51, 0.12), transparent 58%),
    linear-gradient(170deg, rgba(22, 53, 95, 0.7) 0%, rgba(8, 18, 43, 0.94) 100%);
}

.page-contact .ct-feedback-lede {
  margin: 16px 0 0;
  max-width: 62ch;
  color: var(--steel);
  font-size: 15px;
  line-height: 1.82;
}

.page-contact .ct-feedback-grid {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.page-contact .ct-feedback-item {
  min-width: 0;
  padding: 20px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: rgba(8, 18, 43, 0.62);
}

.page-contact .ct-feedback-item h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--cyan-soft);
}

.page-contact .ct-feedback-item p {
  margin: 10px 0 0;
  color: var(--steel);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-contact .ct-feedback-foot {
  margin: 28px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  max-width: 68ch;
  color: var(--steel);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-contact .ct-feedback-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, 0.4);
}

.page-contact .ct-mono-sm {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--mist);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-direct {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    column-gap: 40px;
    align-items: end;
  }
}

@media (min-width: 760px) {
  .page-contact .ct-hero {
    padding: 76px 0 72px;
  }

  .page-contact .ct-section {
    padding: 84px 0;
  }

  .page-contact .ct-prepare-list li {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 18px;
    padding: 24px 0;
  }

  .page-contact .ct-feedback-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .ct-feedback-inner {
    padding: 44px 40px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-channel-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .ct-prepare-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .ct-partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .ct-partner-card:nth-child(2) {
    margin-top: 34px;
  }

  .page-contact .ct-visit-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 48px;
    align-items: start;
    justify-content: space-between;
  }

  .page-contact .ct-visit-band {
    margin-top: 56px;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-hero {
    padding: 92px 0 84px;
  }

  .page-contact .ct-direct {
    margin-top: 56px;
    padding-top: 36px;
  }

  .page-contact .ct-card {
    --ct-card-top: 32px;
    padding: 32px 32px 32px;
  }

  .page-contact .ct-card::after {
    right: 32px;
  }
}

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

  .page-contact .ct-card:hover,
  .page-contact .ct-card:focus-within {
    transform: none;
  }
}