.page-contact {
  --ct-gap: clamp(1.15rem, 2.8vw, 1.9rem);
  --ct-pad: clamp(1.15rem, 2.6vw, 1.9rem);
  --ct-flow: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .section {
  padding: var(--ct-flow) 0;
}

.page-contact .crumbs {
  padding: 1.25rem 0 0;
}

/* ---------- 首屏框景 ---------- */
.page-contact .ct-hero {
  padding: clamp(1rem, 2.5vw, 1.75rem) 0 0;
}

.page-contact .ct-hero__inner {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4.5vw, 3.25rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 130% at 8% 0%, rgba(0, 229, 200, 0.16), transparent 58%),
    radial-gradient(90% 100% at 100% 110%, rgba(183, 156, 255, 0.12), transparent 60%),
    var(--panel);
}

.page-contact .ct-hero__inner::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 2px, transparent 2px 22px);
  opacity: 0.45;
}

.page-contact .ct-hero__title {
  margin: 0.7rem 0 0;
  font-size: clamp(2rem, 7.2vw, 3.9rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-contact .ct-hero__lead {
  max-width: 58ch;
  margin: 1.1rem 0 0;
  color: var(--muted);
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  line-height: 1.85;
}

.page-contact .ct-hero__meta {
  display: grid;
  gap: 0.9rem;
  margin: clamp(1.4rem, 4vw, 2.2rem) 0 0;
  padding: clamp(1rem, 3vw, 1.4rem) 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .ct-hero__metaItem {
  display: grid;
  gap: 0.25rem;
}

.page-contact .ct-hero__metaItem strong {
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

@media (min-width: 720px) {
  .page-contact .ct-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 章节索引 ---------- */
.page-contact .ct-index {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
}

.page-contact .ct-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0.75rem 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
  padding: 0.4rem 0.75rem;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  color: var(--muted);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-contact .ct-index__link .index-label {
  color: var(--violet);
}

.page-contact .ct-index__link:hover,
.page-contact .ct-index__link:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--line);
}

.page-contact .ct-index__link[aria-current="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 通道区 ---------- */
.page-contact .ct-channels__head {
  display: grid;
  gap: var(--ct-gap);
}

@media (min-width: 880px) {
  .page-contact .ct-channels__head {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

.page-contact .ct-channels__figure {
  max-width: 380px;
  margin: 0;
}

.page-contact .media {
  margin: 0;
}

.page-contact .media img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  object-fit: cover;
}

.page-contact .media__cap {
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.page-contact .ct-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

@media (min-width: 900px) {
  .page-contact .ct-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .ct-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: calc(var(--ct-pad) + 0.35rem) var(--ct-pad) var(--ct-pad);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.page-contact .ct-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--ct-pad);
  right: var(--ct-pad);
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--muted);
}

.page-contact .ct-card--cyan::before {
  background: var(--cyan);
}

.page-contact .ct-card--steel::before {
  background: var(--line);
  box-shadow: 0 0 0 1px rgba(147, 167, 196, 0.35);
}

.page-contact .ct-card--amber::before {
  background: var(--amber);
}

.page-contact .ct-card .tag {
  align-self: flex-start;
}

.page-contact .ct-card__title {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.5;
}

.page-contact .ct-card__value {
  margin: 0;
  padding: 0.7rem 0.8rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: clamp(0.88rem, 2.3vw, 1rem);
  line-height: 1.55;
  letter-spacing: 0.01em;
  word-break: break-all;
  color: var(--text);
}

.page-contact .ct-card--cyan .ct-card__value {
  color: var(--cyan-soft);
}

.page-contact .ct-card--amber .ct-card__value {
  color: var(--amber-soft);
}

.page-contact .ct-card__text {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-contact .ct-card__list {
  display: grid;
  gap: 0.42rem;
  margin: 0.2rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.88rem;
}

.page-contact .ct-card__list li {
  position: relative;
  padding-left: 1rem;
}

.page-contact .ct-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .ct-card--amber .ct-card__list li::before {
  background: var(--amber);
}

/* ---------- 分派区 ---------- */
.page-contact .ct-routes {
  display: grid;
  gap: 0.7rem;
  margin: clamp(1.4rem, 4vw, 2rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-route {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.4rem 1rem;
  padding: 1rem 1.1rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

@media (min-width: 780px) {
  .page-contact .ct-route {
    grid-template-columns: 3rem minmax(0, 1fr) auto;
    align-items: center;
  }
}

.page-contact .ct-route__no {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--violet);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-route__body {
  min-width: 0;
}

.page-contact .ct-route__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
}

.page-contact .ct-route__text {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-contact .ct-route__to {
  justify-self: start;
  align-self: center;
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--cyan-soft);
  font-size: 0.78rem;
  white-space: nowrap;
}

@media (min-width: 780px) {
  .page-contact .ct-route__to {
    justify-self: end;
  }
}

.page-contact .ct-subject {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  padding: clamp(1rem, 3vw, 1.5rem);
  border-left: 3px solid var(--amber);
  border-radius: var(--r-sm);
  background: rgba(255, 138, 61, 0.08);
}

.page-contact .ct-subject .index-label {
  color: var(--amber-soft);
}

.page-contact .ct-subject__code {
  margin: 0.5rem 0 0;
  padding: 0.6rem 0.75rem;
  background: var(--panel-2);
  border: 1px dashed var(--line);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 2.3vw, 0.95rem);
  color: var(--amber-soft);
  word-break: break-all;
}

.page-contact .ct-subject__note {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.7;
}

/* ---------- 提交信息清单 ---------- */
.page-contact .ct-check__grid {
  display: grid;
  gap: var(--ct-gap);
}

@media (min-width: 900px) {
  .page-contact .ct-check__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.page-contact .ct-check__list {
  counter-reset: ck;
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-check__list li {
  counter-increment: ck;
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  align-items: baseline;
  padding: 0.85rem 1rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  font-size: 0.93rem;
  line-height: 1.7;
}

.page-contact .ct-check__list li::before {
  content: "0" counter(ck);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--cyan);
}

/* ---------- 流程四步 ---------- */
.page-contact .ct-steps {
  display: grid;
  gap: 0.9rem;
  margin: clamp(1.4rem, 4vw, 2.2rem) 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 900px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .ct-step {
  position: relative;
  padding: 1.15rem 1.15rem 1.25rem;
  background: linear-gradient(180deg, rgba(0, 229, 200, 0.08), transparent 68%), var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.page-contact .ct-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-step__title {
  margin: 0.5rem 0 0;
  font-size: 1.02rem;
  font-weight: 600;
}

.page-contact .ct-step__text {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.78;
}

.page-contact .ct-process__note {
  margin: clamp(1.2rem, 3vw, 1.6rem) 0 0;
  padding-left: 1rem;
  border-left: 2px solid var(--amber);
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ---------- 服务范围 ---------- */
.page-contact .ct-scope__grid {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

@media (min-width: 880px) {
  .page-contact .ct-scope__grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }
}

.page-contact .ct-scope__figure {
  max-width: 340px;
  margin: 0;
}

.page-contact .ct-facts {
  margin: clamp(1rem, 3vw, 1.5rem) 0 0;
  padding: 0;
}

.page-contact .ct-fact {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-fact:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .ct-fact dt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .ct-fact dd {
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 自助入口 ---------- */
.page-contact .ct-self__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
  margin-top: clamp(1.3rem, 4vw, 2rem);
}

@media (min-width: 700px) {
  .page-contact .ct-self__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .ct-self__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.15rem 1.2rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-contact .ct-self__card:hover,
.page-contact .ct-self__card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

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

.page-contact .ct-self__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
}

.page-contact .ct-self__text {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.page-contact .ct-self__arrow {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  color: var(--violet);
  font-size: 1rem;
}

.page-contact .ct-self__foot {
  margin: clamp(1.4rem, 4vw, 2rem) 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

.page-contact .ct-self__foot a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

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