.page-contact {
  --ct-ink-soft: rgba(11, 27, 51, 0.64);
  --ct-line-dark: rgba(11, 27, 51, 0.14);
  color: var(--snow);
  background: var(--night);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--header-h) + clamp(18px, 4vw, 46px));
  padding-bottom: clamp(34px, 6vw, 76px);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(115% 85% at 88% 4%, rgba(59, 130, 246, 0.22), transparent 56%),
    radial-gradient(70% 60% at 2% 92%, rgba(24, 169, 153, 0.14), transparent 62%);
}

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

.page-contact .breadcrumb {
  font-size: 12px;
  margin-bottom: clamp(16px, 3vw, 30px);
}

.page-contact .breadcrumb__link,
.page-contact .breadcrumb__item,
.page-contact .breadcrumb__list {
  color: var(--mist);
}

.page-contact .breadcrumb__current {
  color: var(--cold);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .ct-hero__title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 40em;
  color: var(--mist);
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.9;
}

.page-contact .ct-facts {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-contact .ct-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  background: rgba(5, 11, 20, 0.62);
}

.page-contact .ct-fact__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .ct-fact__v {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--cold);
}

.page-contact .ct-link {
  color: var(--cold);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .ct-link:hover {
  color: #ffffff;
}

/* ---------- 联系卡片 ---------- */
.page-contact .ct-card {
  background: var(--snow);
  color: var(--night);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 26px 60px rgba(2, 8, 18, 0.46);
}

.page-contact .ct-card__flags {
  height: 5px;
  background: linear-gradient(
    90deg,
    var(--flag-blue) 0 20%,
    #ffffff 20% 40%,
    var(--signal-red) 40% 60%,
    var(--teal) 60% 80%,
    var(--amber) 80% 100%
  );
}

.page-contact .ct-card__media {
  margin: 0;
  background: var(--mist);
}

.page-contact .ct-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .ct-card__body {
  padding: clamp(18px, 3vw, 28px);
}

.page-contact .ct-card__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--night);
}

.page-contact .ct-card__note {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .ct-line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: center;
  justify-content: space-between;
  padding: 13px 0;
  border-top: 1px solid var(--ct-line-dark);
}

.page-contact .ct-line__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ct-ink-soft);
}

.page-contact .ct-line__v {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .ct-mail,
.page-contact .ct-tel {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(13.5px, 2.6vw, 16px);
  color: var(--night);
  text-decoration: none;
  border-bottom: 2px solid var(--flag-blue);
  padding-bottom: 1px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
  word-break: break-all;
}

.page-contact .ct-tel {
  border-bottom-color: var(--teal);
}

.page-contact .ct-mail:hover,
.page-contact .ct-tel:hover {
  color: var(--flag-blue);
  border-bottom-color: var(--night);
}

.page-contact .ct-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 5px 9px;
  border: 1px solid rgba(11, 27, 51, 0.32);
  border-radius: var(--radius);
  background: transparent;
  color: var(--night);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .ct-copy:hover {
  background: var(--night);
  color: var(--snow);
}

.page-contact .ct-copy[data-copied] {
  background: var(--teal);
  border-color: var(--teal);
  color: #ffffff;
}

.page-contact .ct-card__hours {
  font-size: 13px;
  font-weight: 600;
  color: var(--night);
}

/* ---------- 通用标题 ---------- */
.page-contact .ct-sec-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .ct-sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--snow);
}

.page-contact .ct-sec-lead {
  margin: 0;
  max-width: 48em;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 咨询类型 ---------- */
.page-contact .ct-types {
  padding-block: clamp(34px, 6vw, 72px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-type {
  --ct-accent: var(--flag-blue);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-type:last-of-type {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-type__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .ct-type__sum:focus-visible {
  outline: 2px solid var(--cold);
  outline-offset: 3px;
}

.page-contact .ct-type__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--ct-accent);
  border: 1px solid var(--ct-accent);
  border-radius: 2px;
  padding: 2px 6px;
}

.page-contact .ct-type__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2.6vw, 19px);
  color: var(--snow);
}

.page-contact .ct-type__tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--ct-accent);
}

.page-contact .ct-type__sign {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--mist);
  transition: transform 280ms var(--ease), color 280ms var(--ease);
}

.page-contact .ct-type[open] .ct-type__sign {
  transform: rotate(45deg);
  color: var(--ct-accent);
}

.page-contact .ct-type__body {
  padding: 0 0 20px;
}

.page-contact .ct-type__body p {
  margin: 0 0 12px;
  max-width: 46em;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-contact .ct-type__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .ct-type__list li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(221, 243, 255, 0.88);
}

.page-contact .ct-type__list li::before {
  content: "—";
  font-family: var(--font-mono);
  color: var(--ct-accent);
  flex: none;
}

.page-contact .ct-type--red {
  --ct-accent: var(--signal-red);
}

.page-contact .ct-type--amber {
  --ct-accent: var(--amber);
}

.page-contact .ct-type--teal {
  --ct-accent: var(--teal);
}

.page-contact .ct-type--blue {
  --ct-accent: var(--flag-blue);
}

/* ---------- 准备清单 ---------- */
.page-contact .ct-prep {
  background: var(--paper);
  color: var(--night);
  padding-block: clamp(34px, 6vw, 76px);
}

.page-contact .ct-prep .ct-sec-title {
  color: var(--night);
  margin-bottom: 10px;
}

.page-contact .ct-prep .ct-sec-lead {
  color: rgba(11, 27, 51, 0.72);
  margin-bottom: clamp(16px, 3vw, 24px);
}

.page-contact .ct-prep .ct-link {
  color: #1d4ed8;
}

.page-contact .ct-prep__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-contact .ct-prep__media {
  margin: 0;
  padding: 8px;
  background: var(--snow);
  border: 1px solid rgba(11, 27, 51, 0.18);
}

.page-contact .ct-prep__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .ct-prep__cap {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(11, 27, 51, 0.6);
}

.page-contact .ct-checklist {
  display: grid;
}

.page-contact .ct-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(11, 27, 51, 0.22);
  cursor: pointer;
}

.page-contact .ct-check:first-of-type {
  border-top: 1px dashed rgba(11, 27, 51, 0.22);
}

.page-contact .ct-check input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-contact .ct-check__box {
  flex: none;
  position: relative;
  width: 19px;
  height: 19px;
  margin-top: 3px;
  border: 1.5px solid var(--night);
  border-radius: 2px;
  transition: background 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .ct-check input:checked + .ct-check__box {
  background: var(--teal);
  border-color: var(--teal);
}

.page-contact .ct-check input:checked + .ct-check__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  transform: rotate(42deg);
}

.page-contact .ct-check input:focus-visible + .ct-check__box {
  outline: 2px solid var(--flag-blue);
  outline-offset: 2px;
}

.page-contact .ct-check__text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--night);
  transition: color 160ms var(--ease);
}

.page-contact .ct-check__text b {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-contact .ct-check input:checked ~ .ct-check__text {
  color: rgba(11, 27, 51, 0.5);
}

/* ---------- 合作 ---------- */
.page-contact .ct-coop {
  padding-block: clamp(34px, 6vw, 76px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-coop__grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-coop__card {
  --ct-accent: var(--flag-blue);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.6vw, 24px);
  background: rgba(5, 11, 20, 0.58);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--ct-accent);
}

.page-contact .ct-coop__card--teal {
  --ct-accent: var(--teal);
}

.page-contact .ct-coop__card--amber {
  --ct-accent: var(--amber);
}

.page-contact .ct-coop__card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--snow);
}

.page-contact .ct-coop__card p {
  margin: 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.8;
}

.page-contact .ct-coop__who {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ct-accent);
}

.page-contact .ct-coop__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .ct-coop__cta p {
  margin: 0;
  max-width: 34em;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.75;
}

/* ---------- 值守时段 ---------- */
.page-contact .ct-hours {
  padding-block: clamp(34px, 6vw, 72px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-hours__grid {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
  align-items: center;
}

.page-contact .ct-hours__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-hours__list li {
  display: flex;
  gap: 10px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.75;
}

.page-contact .ct-hours__list li::before {
  content: "●";
  flex: none;
  font-size: 8px;
  line-height: 3;
  color: var(--teal);
}

.page-contact .ct-clock-wrap {
  padding: clamp(16px, 3vw, 28px);
  background: rgba(5, 11, 20, 0.55);
  border: 1px solid var(--line-soft);
}

.page-contact .ct-clock {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .ct-clock__tick {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--mist);
}

.page-contact .ct-clock__hi {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  fill: var(--cold);
}

.page-contact .ct-clock__cap {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 站点信息 ---------- */
.page-contact .ct-siteinfo {
  background: var(--ink);
  padding-bottom: clamp(28px, 5vw, 54px);
}

.page-contact .ct-siteinfo__flags {
  height: 5px;
  margin-bottom: clamp(22px, 4vw, 36px);
  background: linear-gradient(
    90deg,
    var(--flag-blue) 0 20%,
    #ffffff 20% 40%,
    var(--signal-red) 40% 60%,
    var(--teal) 60% 80%,
    var(--amber) 80% 100%
  );
}

.page-contact .ct-siteinfo__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3vw, 26px);
  color: var(--snow);
}

.page-contact .ct-siteinfo__grid {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-contact .ct-siteinfo__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink);
}

.page-contact .ct-siteinfo__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .ct-siteinfo__v {
  font-size: 14px;
  line-height: 1.7;
  color: var(--snow);
  word-break: break-word;
}

.page-contact .ct-siteinfo__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: clamp(16px, 3vw, 22px) 0 0;
  font-size: 12.5px;
  color: var(--mist);
}

.page-contact .ct-siteinfo__icp {
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
}

.page-contact .ct-siteinfo__sep {
  color: rgba(199, 211, 224, 0.4);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .ct-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

@media (min-width: 900px) {
  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .ct-hours__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .ct-type__body {
    padding-left: 48px;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-contact .ct-card {
    margin-top: 6px;
  }
}

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

@media (min-width: 1040px) {
  .page-contact .ct-siteinfo__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-type__sign,
  .page-contact .ct-copy,
  .page-contact .ct-mail,
  .page-contact .ct-tel,
  .page-contact .ct-check__box,
  .page-contact .ct-check__text {
    transition: none;
  }
}