.page-contact {
  --ct-gap: clamp(20px, 3vw, 36px);
  --ct-dot: rgba(57, 230, 207, 0.16);
  --ct-card-line: var(--c-line);
  padding-bottom: clamp(48px, 7vw, 96px);
  background:
    radial-gradient(120% 70% at 88% -12%, rgba(57, 230, 207, 0.08), transparent 62%),
    var(--c-deep);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .ct-hero {
  padding-top: clamp(22px, 4vw, 52px);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-hero__lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.4vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--c-ink);
}

.page-contact .ct-hero__lead .lede {
  margin-top: 16px;
  max-width: 48ch;
  color: var(--c-ink-soft);
  line-height: 1.75;
}

.page-contact .ct-channels {
  margin-top: clamp(24px, 3vw, 36px);
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel {
  border: 1px solid var(--ct-card-line);
  border-left: 2px solid var(--c-cyan);
  border-radius: var(--r-md);
  padding: 16px 18px;
  background: linear-gradient(180deg, rgba(12, 42, 34, 0.92), rgba(6, 24, 19, 0.62));
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-contact .ct-channel:hover {
  border-left-color: var(--c-orange);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.page-contact .ct-channel__value {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3vw, 1.45rem);
  letter-spacing: 0.01em;
  color: var(--c-cyan);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .ct-channel__value:hover {
  color: var(--c-orange-lift);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .ct-channel__value:focus-visible {
  outline: 2px solid var(--c-focus);
  outline-offset: 4px;
  border-radius: var(--r-sm);
}

.page-contact .ct-channel__hint {
  margin: 10px 0 0;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-contact .ct-hero__visual {
  position: relative;
}

.page-contact .ct-hero__visual .media-frame {
  border-radius: var(--r-lg);
}

.page-contact .ct-hours {
  margin-top: 14px;
  padding: 16px 18px;
  border: 1px solid var(--ct-card-line);
  border-radius: var(--r-md);
  background: var(--c-panel);
  box-shadow: var(--shadow-soft);
}

.page-contact .ct-hours__label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-contact .ct-hours__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.6vw, 1.15rem);
  color: var(--c-cyan);
  letter-spacing: 0.02em;
}

.page-contact .ct-hours__note {
  margin: 8px 0 0;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--c-muted);
}

/* ---------- 维护提示 ---------- */
.page-contact .ct-notice {
  margin-top: clamp(24px, 3.5vw, 40px);
}

/* ---------- 联络地址 ---------- */
.page-contact .ct-address {
  margin-top: clamp(34px, 5vw, 72px);
}

.page-contact .ct-address__inner {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--ct-card-line);
  border-radius: var(--r-lg);
  background: var(--c-panel);
}

.page-contact .ct-address__inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--ct-dot) 1px, transparent 1px);
  background-size: 16px 16px;
  opacity: 0.6;
  -webkit-mask-image: linear-gradient(112deg, #000 0%, transparent 64%);
  mask-image: linear-gradient(112deg, #000 0%, transparent 64%);
  pointer-events: none;
}

.page-contact .ct-address__text,
.page-contact .ct-address__facts {
  position: relative;
  z-index: 1;
}

.page-contact .ct-address__text h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.28rem, 3vw, 1.7rem);
  line-height: 1.28;
  color: var(--c-ink);
}

.page-contact .ct-address__value {
  margin: 14px 0 0;
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-cyan);
  overflow-wrap: anywhere;
}

.page-contact .ct-address__body {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.page-contact .ct-address__facts {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .ct-address__fact {
  padding: 14px 16px;
  border: 1px solid var(--ct-card-line);
  border-radius: var(--r-md);
  background: rgba(6, 24, 19, 0.55);
}

.page-contact .ct-address__fact dt {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-contact .ct-address__fact dd {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--c-ink);
}

/* ---------- 咨询准备 ---------- */
.page-contact .ct-prep-section {
  margin-top: clamp(44px, 6vw, 88px);
}

.page-contact .ct-prep {
  display: grid;
  gap: var(--ct-gap);
  margin-top: clamp(24px, 3.5vw, 40px);
}

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

.page-contact .ct-prep__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--ct-card-line);
}

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

.page-contact .ct-prep__num {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  padding-top: 2px;
}

.page-contact .ct-prep__item h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
  color: var(--c-ink);
}

.page-contact .ct-prep__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--c-muted);
}

.page-contact .ct-prep__aside {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
  align-content: start;
}

.page-contact .ct-prep__types .tag {
  display: block;
  margin-bottom: 12px;
}

.page-contact .ct-faq {
  border: 1px solid var(--ct-card-line);
  border-radius: var(--r-md);
  background: rgba(12, 42, 34, 0.6);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-faq + .ct-faq {
  margin-top: 10px;
}

.page-contact .ct-faq:hover {
  border-color: var(--c-line-strong);
}

.page-contact .ct-faq[open] {
  background: rgba(18, 59, 48, 0.72);
  border-color: var(--c-line-strong);
}

.page-contact .ct-faq__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-ink);
}

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

.page-contact .ct-faq__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--c-cyan);
}

.page-contact .ct-faq[open] .ct-faq__summary::after {
  content: "–";
  color: var(--c-orange);
}

.page-contact .ct-faq__summary:focus-visible {
  outline: 2px solid var(--c-focus);
  outline-offset: -3px;
  border-radius: var(--r-md);
}

.page-contact .ct-faq__body {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--c-muted);
}

/* ---------- 响应时效 ---------- */
.page-contact .ct-reply {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .ct-reply__card {
  padding: 20px 22px;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .ct-reply__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
  border-color: var(--c-line-strong);
}

.page-contact .ct-reply__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.05rem);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--c-cyan);
}

.page-contact .ct-reply__card h3 {
  margin: 12px 0 8px;
  font-size: 0.98rem;
  color: var(--c-ink);
}

.page-contact .ct-reply__card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 合作联络带 ---------- */
.page-contact .ct-partner {
  margin-top: clamp(44px, 6vw, 88px);
  border-top: 1px solid var(--ct-card-line);
  border-bottom: 1px solid var(--ct-card-line);
  background: linear-gradient(100deg, rgba(255, 122, 47, 0.17), rgba(255, 122, 47, 0.05) 58%, transparent 92%);
}

.page-contact .ct-partner__inner {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  padding-block: clamp(28px, 4.5vw, 58px);
}

.page-contact .ct-partner__text h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--c-ink);
}

.page-contact .ct-partner__text p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--c-ink-soft);
}

.page-contact .ct-partner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-contact .ct-partner__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-contact .ct-partner__stat {
  padding: 16px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-md);
  background: rgba(6, 24, 19, 0.58);
}

.page-contact .ct-partner__stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3.4vw, 1.7rem);
  line-height: 1;
  color: var(--c-orange-lift);
}

.page-contact .ct-partner__stat span {
  display: block;
  margin-top: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--c-muted);
}

/* ---------- 后续入口 ---------- */
.page-contact .ct-next {
  margin-top: clamp(40px, 5.5vw, 80px);
}

.page-contact .ct-next__grid {
  display: grid;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .ct-next__link {
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--ct-card-line);
  border-radius: var(--r-md);
  background: rgba(12, 42, 34, 0.5);
  color: var(--c-ink);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-contact .ct-next__link span {
  display: block;
  margin-top: 8px;
  font-weight: 400;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-contact .ct-next__link:hover {
  transform: translateY(-3px);
  border-color: var(--c-cyan);
  background: var(--c-raised);
}

.page-contact .ct-next__link:focus-visible {
  outline: 2px solid var(--c-focus);
  outline-offset: 4px;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-partner__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .ct-reply {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

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

  .page-contact .ct-hours {
    position: absolute;
    right: 18px;
    bottom: 18px;
    max-width: 300px;
    background: rgba(12, 42, 34, 0.94);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-contact .ct-address__inner {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
  }

  .page-contact .ct-prep {
    grid-template-columns: 6fr 5fr;
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-contact .ct-partner__inner {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: center;
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-address__facts {
    border-left: 1px solid var(--ct-card-line);
    padding-left: clamp(20px, 2.5vw, 34px);
  }
}