.page-contact {
  --ct-gap: clamp(20px, 4vw, 32px);
  display: block;
  padding: clamp(20px, 4vw, 40px) 0 clamp(56px, 9vw, 104px);
  color: var(--bone);
}

.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--haze);
}

.page-contact .crumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .crumbs__item + .crumbs__item::before {
  content: "/";
  color: var(--rock);
}

.page-contact .crumbs__link {
  color: var(--haze);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--cyan);
}

.page-contact .crumbs__item--now {
  color: var(--bone);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-hero h1 {
  margin: 10px 0 18px;
  font-family: var(--font-title);
  font-size: clamp(32px, 7vw, 56px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.025em;
  color: var(--bone);
}

.page-contact .ct-hero .lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: rgba(243, 239, 230, .78);
}

.page-contact .ct-channels {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 32px);
}

.page-contact .ct-channel {
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(12, 20, 36, .92), rgba(7, 11, 20, .6));
  color: var(--bone);
  text-decoration: none;
  transition: border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-visible {
  border-color: rgba(67, 230, 224, .6);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -30px rgba(67, 230, 224, .8);
}

.page-contact .ct-channel--gold {
  border-color: rgba(232, 180, 90, .55);
  background: linear-gradient(160deg, rgba(232, 180, 90, .16), rgba(12, 20, 36, .88) 62%);
}

.page-contact .ct-channel--gold:hover,
.page-contact .ct-channel--gold:focus-visible {
  border-color: var(--gold);
  box-shadow: 0 18px 40px -28px rgba(232, 180, 90, .75);
}

.page-contact .ct-channel__key {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--haze);
}

.page-contact .ct-channel--gold .ct-channel__key {
  color: var(--gold);
}

.page-contact .ct-channel__val {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 4vw, 27px);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.25;
  word-break: break-word;
}

.page-contact .ct-channel__hint {
  display: block;
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(243, 239, 230, .64);
}

.page-contact .ct-hero__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .ct-hero__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-1);
}

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

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: ctstep;
}

.page-contact .ct-steps li {
  position: relative;
  counter-increment: ctstep;
  padding: 14px 16px 14px 50px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: rgba(12, 20, 36, .68);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 239, 230, .7);
}

.page-contact .ct-steps li::before {
  content: counter(ctstep, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--gold);
}

.page-contact .ct-steps li strong {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-title);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--bone);
}

/* ---------- 地址信息条 ---------- */
.page-contact .ct-addr {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 4vw, 40px);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(111, 143, 122, .14), transparent 55%),
    rgba(42, 52, 68, .2);
}

.page-contact .ct-addr__item {
  display: grid;
  gap: 6px;
  padding-left: 14px;
  border-left: 2px solid var(--rock);
}

.page-contact .ct-addr__item--hot {
  border-left-color: var(--gold);
}

.page-contact .ct-addr__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--haze);
}

.page-contact .ct-addr__item--hot .ct-addr__key {
  color: var(--gold);
}

.page-contact .ct-addr__val {
  font-family: var(--font-title);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--bone);
}

.page-contact .ct-addr__sub {
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(243, 239, 230, .58);
}

/* ---------- 通用区块 ---------- */
.page-contact .ct-section {
  margin-top: clamp(48px, 8vw, 92px);
}

.page-contact .ct-section__head {
  max-width: 620px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .ct-section h2 {
  margin: 10px 0 14px;
  font-family: var(--font-title);
  font-size: clamp(23px, 4.2vw, 36px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--bone);
}

.page-contact .ct-section__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 239, 230, .72);
}

.page-contact .ct-section__note a,
.page-contact .ct-visit__card a,
.page-contact .ct-prep__tail a,
.page-contact .ct-links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(67, 230, 224, .35);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-contact .ct-section__note a:hover,
.page-contact .ct-visit__card a:hover,
.page-contact .ct-prep__tail a:hover,
.page-contact .ct-links a:hover,
.page-contact .ct-section__note a:focus-visible,
.page-contact .ct-visit__card a:focus-visible,
.page-contact .ct-prep__tail a:focus-visible,
.page-contact .ct-links a:focus-visible {
  color: var(--bone);
  border-bottom-color: var(--gold);
}

/* ---------- 工单 ---------- */
.page-contact .ct-ticket-wrap {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-ticket-figure {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(12, 20, 36, .9), rgba(7, 11, 20, .55));
}

.page-contact .ct-ticket-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 10px;
  object-fit: cover;
}

.page-contact .ct-ticket-figure figcaption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--haze);
}

.page-contact .ct-tickets {
  display: grid;
  gap: 10px;
}

.page-contact .ct-ticket {
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: rgba(12, 20, 36, .66);
  overflow: hidden;
  transition: border-color .2s var(--ease);
}

.page-contact .ct-ticket[open] {
  border-color: rgba(67, 230, 224, .45);
}

.page-contact .ct-ticket summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 700;
  color: var(--bone);
}

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

.page-contact .ct-ticket summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-contact .ct-ticket__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--cyan);
}

.page-contact .ct-ticket__plus {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--gold);
  transition: transform .18s var(--ease);
}

.page-contact .ct-ticket[open] .ct-ticket__plus {
  transform: rotate(45deg);
}

.page-contact .ct-ticket__body {
  padding: 0 18px 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .72);
}

.page-contact .ct-ticket__body p {
  margin: 0;
  padding-top: 2px;
  border-top: 1px dashed var(--line-soft);
  padding-block-start: 12px;
}

.page-contact .ct-ticket__body ul {
  margin: 10px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 4px;
  color: rgba(243, 239, 230, .64);
  font-size: 13px;
}

/* ---------- 响应时效 ---------- */
.page-contact .ct-stats {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.page-contact .ct-stat {
  padding: 20px 18px;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(12, 20, 36, .88), rgba(7, 11, 20, .5));
}

.page-contact .ct-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 5vw, 34px);
  font-weight: 600;
  line-height: 1.1;
  color: var(--gold);
}

.page-contact .ct-stat__num small {
  margin-left: 4px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: var(--haze);
}

.page-contact .ct-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(243, 239, 230, .62);
}

/* ---------- 地址与往来 ---------- */
.page-contact .ct-visit {
  display: grid;
  gap: 12px;
}

.page-contact .ct-visit__card {
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--clay);
  border-radius: 12px;
  background: rgba(12, 20, 36, .58);
}

.page-contact .ct-visit__card:nth-child(2) {
  border-left-color: var(--moss);
}

.page-contact .ct-visit__card:nth-child(3) {
  border-left-color: var(--cyan);
}

.page-contact .ct-visit__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--haze);
}

.page-contact .ct-visit__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .76);
}

/* ---------- 合作共建 ---------- */
.page-contact .ct-section--split .ct-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 18px 0 0;
  font-size: 13.5px;
}

.page-contact .ct-partner {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-partner li {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(67, 230, 224, .1), transparent 60%),
    rgba(7, 11, 20, .55);
}

.page-contact .ct-partner__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.1;
  color: var(--cyan);
}

.page-contact .ct-partner li:nth-child(2) .ct-partner__num {
  color: var(--gold);
}

.page-contact .ct-partner li:nth-child(3) .ct-partner__num {
  color: var(--clay);
}

.page-contact .ct-partner strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .ct-partner p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(243, 239, 230, .68);
}

/* ---------- 提交前准备 ---------- */
.page-contact .ct-prep {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-prep li {
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: rgba(12, 20, 36, .6);
}

.page-contact .ct-prep__no {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-contact .ct-prep strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .ct-prep p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(243, 239, 230, .66);
}

.page-contact .ct-prep__tail {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(243, 239, 230, .7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-addr {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .ct-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

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

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

@media (min-width: 980px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }

  .page-contact .ct-ticket-wrap {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: clamp(24px, 3vw, 40px);
  }

  .page-contact .ct-section--split {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .ct-section--split .ct-section__head {
    margin-bottom: 0;
  }

  .page-contact .ct-ticket-figure {
    position: sticky;
    top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-ticket__plus,
  .page-contact .crumbs__link {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-visible {
    transform: none;
  }
}