.page-contact {
  --ct-line: var(--hair);
  --ct-soft: rgba(38, 41, 46, 0.62);
  --ct-scope-offset: calc(var(--header-h, 60px) + 20px);
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-contact a {
  color: inherit;
}

.page-contact .ct-crumb-bar {
  border-bottom: 1px solid var(--ct-line);
  background: var(--paper);
}

.page-contact .ct-crumb-bar .shell {
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0;
}

.page-contact .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-contact .crumbs a:hover,
.page-contact .crumbs a:focus-visible {
  color: var(--dusk);
  border-bottom-color: var(--dusk);
}

.page-contact .ct-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--dusk);
  margin: 0 0 14px;
}

.page-contact .ct-label--light {
  color: var(--gold);
}

.page-contact .ct-section-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(23px, 5.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink-night);
  margin: 0 0 16px;
}

.page-contact .ct-section-title--light {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: 40px 0 46px;
  border-bottom: 1px solid var(--ct-line);
  background:
    radial-gradient(115% 88% at 100% 0%, rgba(242, 169, 59, 0.16), rgba(242, 169, 59, 0) 62%),
    var(--paper);
}

.page-contact .ct-hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-contact .ct-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--wine);
  border-left: 3px solid var(--gold);
  padding-left: 10px;
  margin: 0 0 18px;
}

.page-contact .ct-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(29px, 7.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ink-night);
  margin: 0 0 20px;
  max-width: 18ch;
}

.page-contact .ct-lead {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ct-soft);
  margin: 0 0 26px;
  max-width: 46ch;
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-hero-actions .btn {
  min-width: 148px;
  text-align: center;
}

.page-contact .ct-hero-visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--ct-line);
  background: var(--ink-night);
}

.page-contact .ct-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-contact .ct-hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(242, 169, 59, 0.34);
  pointer-events: none;
}

.page-contact .ct-hero-visual .media-caption {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--muted);
  background: var(--paper);
  border-top: 1px solid var(--ct-line);
  padding: 10px 12px;
  margin: 0;
}

/* ---------- 受理范围 ---------- */
.page-contact .ct-scope {
  padding: 52px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-scope-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
}

.page-contact .ct-scope-note {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 20px;
  max-width: 34ch;
}

.page-contact .ct-index-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .ct-index-link {
  flex: 1 1 46%;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--ct-line);
  padding: 11px 12px;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-contact .ct-index-num {
  font-weight: 700;
  color: var(--wine);
  transition: color 160ms ease;
}

.page-contact .ct-index-link:hover,
.page-contact .ct-index-link:focus-visible {
  background: var(--dusk);
  border-color: var(--dusk);
  color: #fff;
}

.page-contact .ct-index-link:hover .ct-index-num,
.page-contact .ct-index-link:focus-visible .ct-index-num {
  color: #fff;
}

.page-contact .ct-scope-body {
  display: grid;
  gap: 20px;
}

.page-contact .ct-scope-item {
  background: #fff;
  border: 1px solid var(--ct-line);
  border-left: 3px solid var(--stand-blue);
  padding: 22px 20px;
  scroll-margin-top: var(--ct-scope-offset);
}

.page-contact .ct-scope-item:nth-of-type(1) { border-left-color: var(--gold); }
.page-contact .ct-scope-item:nth-of-type(2) { border-left-color: var(--dusk); }
.page-contact .ct-scope-item:nth-of-type(3) { border-left-color: var(--turf); }
.page-contact .ct-scope-item:nth-of-type(4) { border-left-color: var(--wine); }

.page-contact .ct-scope-item p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: #3B3F45;
}

.page-contact .ct-scope-item p:last-child {
  margin-bottom: 0;
}

.page-contact .ct-scope-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-contact .ct-scope-num {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink-night);
}

.page-contact .ct-scope-item h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--ink-night);
  margin: 0;
}

.page-contact .ct-scope-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
  border-top: 1px dashed var(--ct-line);
  padding-top: 12px;
  margin: 0 0 12px;
}

.page-contact .ct-scope-key {
  display: inline-block;
  background: var(--ink-night);
  color: var(--paper);
  padding: 2px 7px;
  margin-right: 8px;
  letter-spacing: 0.12em;
}

.page-contact .ct-scope-more {
  font-size: 14px;
  color: var(--ct-soft);
  margin: 0;
}

.page-contact .ct-scope-more a {
  color: var(--dusk);
  text-decoration: none;
  border-bottom: 1px solid rgba(228, 99, 42, 0.45);
}

.page-contact .ct-scope-more a:hover,
.page-contact .ct-scope-more a:focus-visible {
  border-bottom-color: var(--dusk);
}

/* ---------- 提交前清单 ---------- */
.page-contact .ct-prep {
  padding: 52px 0;
  background: var(--paper);
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-prep-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-contact .ct-prep-lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ct-soft);
  margin: 0 0 14px;
  max-width: 38ch;
}

.page-contact .ct-prep-foot {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

.page-contact .ct-prep-foot a {
  color: var(--dusk);
  text-decoration: none;
  border-bottom: 1px solid rgba(228, 99, 42, 0.45);
}

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

.page-contact .ct-check-item {
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-check {
  display: grid;
  grid-template-columns: 22px 34px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 15px 8px;
  cursor: pointer;
  transition: background-color 140ms ease;
}

.page-contact .ct-check:hover {
  background: rgba(228, 99, 42, 0.07);
}

.page-contact .ct-check-box {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  border: 1px solid var(--muted);
  background: #fff;
  position: relative;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease;
}

.page-contact .ct-check-box:checked {
  background: var(--turf);
  border-color: var(--turf);
}

.page-contact .ct-check-box:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .ct-check-box:focus-visible {
  outline: 2px solid var(--dusk);
  outline-offset: 2px;
}

.page-contact .ct-check-no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  padding-top: 3px;
}

.page-contact .ct-check-body {
  display: block;
  min-width: 0;
}

.page-contact .ct-check-title {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-night);
  line-height: 1.5;
}

.page-contact .ct-check-desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  margin-top: 2px;
}

.page-contact .ct-check-box:checked ~ .ct-check-no {
  color: var(--turf);
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels {
  padding: 52px 0;
  background: var(--deep-teal);
  color: var(--paper);
  border-top: 2px solid var(--gold);
}

.page-contact .ct-channels-lead {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(251, 246, 238, 0.74);
  margin: 0;
  max-width: 44ch;
}

.page-contact .ct-channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: 26px;
  border-top: 1px solid rgba(251, 246, 238, 0.22);
}

.page-contact .ct-channel {
  padding: 24px 0 26px;
  border-bottom: 1px solid rgba(251, 246, 238, 0.22);
}

.page-contact .ct-channel-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin: 0 0 10px;
}

.page-contact .ct-channel-value {
  font-family: var(--font-mono);
  font-size: clamp(17px, 4.4vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--paper);
  margin: 0 0 14px;
  overflow-wrap: anywhere;
}

.page-contact .ct-channel-desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(251, 246, 238, 0.76);
  margin: 0;
  max-width: 40ch;
}

/* ---------- 回音时间 ---------- */
.page-contact .ct-timing {
  padding: 52px 0;
  border-bottom: 1px solid var(--ct-line);
  background: var(--paper);
}

.page-contact .ct-timing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-contact .ct-timing-visual {
  margin: 0;
  border: 1px solid var(--ct-line);
}

.page-contact .ct-timing-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-contact .ct-timing-visual .media-caption {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--muted);
  background: #fff;
  border-top: 1px solid var(--ct-line);
  padding: 10px 12px;
  margin: 0;
}

.page-contact .ct-timing-lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ct-soft);
  margin: 0 0 22px;
  max-width: 42ch;
}

.page-contact .ct-time-list {
  margin: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-time-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-time-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--dusk);
}

.page-contact .ct-time-row dd {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-night);
}

/* ---------- 底部条带 ---------- */
.page-contact .ct-band {
  background: var(--ink-night);
  color: var(--paper);
  padding: 52px 0 0;
}

.page-contact .ct-band-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-contact .ct-coop p,
.page-contact .ct-legal p {
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(251, 246, 238, 0.76);
  margin: 0 0 14px;
  max-width: 46ch;
}

.page-contact .ct-coop p:last-child,
.page-contact .ct-legal p:last-child {
  margin-bottom: 0;
}

.page-contact .ct-coop a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 169, 59, 0.5);
}

.page-contact .ct-coop a:hover,
.page-contact .ct-coop a:focus-visible {
  border-bottom-color: var(--gold);
}

.page-contact .ct-legal-list {
  margin: 18px 0 0;
  border-top: 1px solid rgba(251, 246, 238, 0.16);
}

.page-contact .ct-legal-row {
  padding: 13px 0;
  border-bottom: 1px solid rgba(251, 246, 238, 0.16);
}

.page-contact .ct-legal-row dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: rgba(251, 246, 238, 0.55);
  margin-bottom: 4px;
}

.page-contact .ct-legal-row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-flame-wrap {
  display: flex;
  justify-content: center;
  padding: 38px 0 44px;
  margin-top: 40px;
  border-top: 1px solid rgba(251, 246, 238, 0.14);
  color: var(--gold);
}

.page-contact .ct-flame {
  width: 42px;
  height: 48px;
  opacity: 0.92;
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-index-link {
    flex: 0 1 auto;
  }

  .page-contact .ct-channel-desc {
    max-width: 46ch;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .ct-hero {
    padding: 60px 0 66px;
  }

  .page-contact .ct-hero-shell {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 58px;
    align-items: center;
  }

  .page-contact .ct-scope,
  .page-contact .ct-prep,
  .page-contact .ct-channels,
  .page-contact .ct-timing {
    padding: 76px 0;
  }

  .page-contact .ct-scope-grid {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-contact .ct-scope-index {
    position: sticky;
    top: calc(var(--header-h, 68px) + 26px);
  }

  .page-contact .ct-index-nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    border-top: 1px solid var(--ct-line);
  }

  .page-contact .ct-index-link {
    flex: 0 0 auto;
    border-width: 0 0 1px 0;
    background: transparent;
    padding: 15px 12px;
  }

  .page-contact .ct-scope-body {
    gap: 24px;
  }

  .page-contact .ct-scope-item {
    padding: 28px 30px;
  }

  .page-contact .ct-scope-item h3 {
    font-size: 20px;
  }

  .page-contact .ct-prep-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 64px;
    align-items: start;
  }

  .page-contact .ct-channel-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .ct-channel {
    padding: 30px 40px 34px 0;
    border-bottom: 0;
  }

  .page-contact .ct-channel + .ct-channel {
    border-left: 1px solid rgba(251, 246, 238, 0.22);
    padding-left: 40px;
    padding-right: 0;
  }

  .page-contact .ct-timing-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 64px;
    align-items: center;
  }

  .page-contact .ct-time-row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }

  .page-contact .ct-band {
    padding-top: 76px;
  }

  .page-contact .ct-band-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 72px;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1200px) {
  .page-contact .ct-hero h1 {
    max-width: 16ch;
  }

  .page-contact .ct-scope-grid {
    grid-template-columns: 272px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-index-link,
  .page-contact .ct-check,
  .page-contact .ct-check-box,
  .page-contact .crumbs a {
    transition: none;
  }
}