.page-contact {
  position: relative;
  display: block;
  background: var(--void);
  color: var(--ink);
  font-family: var(--f-sans);
  overflow-x: clip;
}

.page-contact a {
  color: inherit;
}

/* ---------- Hero ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(104px, 15vw, 176px) 0 clamp(46px, 6vw, 76px);
  background:
    radial-gradient(72% 62% at 12% 14%, rgba(122, 77, 255, .34), transparent 68%),
    radial-gradient(54% 54% at 86% 4%, rgba(53, 225, 232, .17), transparent 70%),
    radial-gradient(48% 46% at 64% 98%, rgba(255, 201, 107, .11), transparent 74%),
    linear-gradient(180deg, var(--void) 0%, var(--deep) 100%);
}

.page-contact .ct-frame {
  position: relative;
  padding: clamp(26px, 3.4vw, 42px) 0 clamp(26px, 3.4vw, 40px);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.page-contact .ct-frame::before,
.page-contact .ct-frame::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 9px;
  background-image: repeating-linear-gradient(180deg, var(--rule) 0 1px, transparent 1px 20px);
  pointer-events: none;
}

.page-contact .ct-frame::before { left: 0; }
.page-contact .ct-frame::after { right: 0; }

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(22px, 3vw, 34px);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-dim);
  text-transform: uppercase;
}

.page-contact .breadcrumb a {
  text-decoration: none;
  color: var(--ink-dim);
  transition: color .18s var(--ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--laser);
}

.page-contact .eyebrow {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--laser);
}

.page-contact .ct-hero h1 {
  max-width: 20ch;
  margin: 16px 0 0;
  font-size: clamp(30px, 5.2vw, 60px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
  text-shadow: 0 0 48px rgba(122, 77, 255, .45);
}

.page-contact .lede {
  max-width: 62ch;
  margin-top: 18px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-contact .ct-hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(30px, 4vw, 46px);
  border: 1px solid var(--rule);
  background: var(--rule);
}

.page-contact .ct-hero-stats > div {
  padding: 18px 20px;
  background: rgba(5, 7, 15, .78);
}

.page-contact .ct-hero-stats b {
  display: block;
  font-family: var(--f-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--gold);
}

.page-contact .ct-hero-stats span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ---------- 通用区块头 ---------- */
.page-contact .ct-sec-head {
  max-width: 64ch;
  margin-bottom: clamp(28px, 4vw, 50px);
}

.page-contact .section-title {
  margin: 12px 0 0;
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.01em;
}

/* ---------- 自助入口 ---------- */
.page-contact .ct-fast {
  padding: clamp(52px, 8vw, 100px) 0 clamp(46px, 6vw, 76px);
}

.page-contact .ct-fast-list {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
}

.page-contact .ct-fast-item a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 20px 26px 20px 22px;
  text-decoration: none;
  background: linear-gradient(100deg, rgba(122, 77, 255, .17) 0%, rgba(11, 18, 38, .55) 48%, rgba(11, 18, 38, .18) 100%);
  border-left: 3px solid var(--neon);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  clip-path: polygon(0 0, 100% 0, calc(100% - 20px) 100%, 0 100%);
  transition: transform .24s var(--ease), border-left-color .24s var(--ease), background .24s var(--ease);
}

.page-contact .ct-fast-item a:hover,
.page-contact .ct-fast-item a:focus-visible {
  transform: translateX(8px);
  border-left-color: var(--laser);
  background: linear-gradient(100deg, rgba(53, 225, 232, .18) 0%, rgba(11, 18, 38, .6) 50%, rgba(11, 18, 38, .2) 100%);
}

.page-contact .ct-fast-idx {
  font-family: var(--f-mono);
  font-size: 20px;
  font-weight: 500;
  color: var(--neon);
}

.page-contact .ct-fast-item a:hover .ct-fast-idx {
  color: var(--laser);
}

.page-contact .ct-fast-body strong {
  display: block;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .ct-fast-body em {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-contact .ct-fast-go {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--laser);
  white-space: nowrap;
}

/* ---------- 渠道 + 时段 ---------- */
.page-contact .ct-reach {
  padding: clamp(56px, 8vw, 110px) 0;
  background: linear-gradient(180deg, var(--void) 0%, var(--deep) 44%, var(--void) 100%);
}

.page-contact .ct-reach-grid {
  display: grid;
  gap: clamp(40px, 5vw, 64px);
}

.page-contact .ct-channel-stack {
  position: relative;
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel-bg {
  position: absolute;
  top: -20px;
  right: 0;
  bottom: 34px;
  left: 30%;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  opacity: .4;
  z-index: 0;
  pointer-events: none;
}

.page-contact .ct-channel-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .ct-channel-card {
  position: relative;
  z-index: 1;
  padding: 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--rule);
  background: var(--glass-soft);
  backdrop-filter: blur(14px);
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-contact .ct-channel-card:hover,
.page-contact .ct-channel-card:focus-within {
  transform: translateY(-5px);
  border-color: rgba(53, 225, 232, .62);
  box-shadow: 0 26px 52px -32px rgba(53, 225, 232, .7);
}

.page-contact .ct-channel-kind {
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink-dim);
}

.page-contact .ct-channel-value {
  margin-top: 8px;
  font-family: var(--f-mono);
  font-size: clamp(14px, 1.5vw, 16px);
  font-weight: 500;
  line-height: 1.6;
  color: var(--gold);
  word-break: break-word;
}

.page-contact .ct-channel-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-contact .ct-hours-panel {
  position: relative;
  padding: clamp(24px, 3.4vw, 36px);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: rgba(11, 18, 38, .55);
}

.page-contact .ct-hours-panel .section-title {
  margin-top: 12px;
  font-size: clamp(21px, 2.6vw, 30px);
}

.page-contact .ct-hours-lede {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-contact .ct-hours-media {
  margin: clamp(20px, 3vw, 28px) 0 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--rule);
}

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

.page-contact .ct-dayline {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 18px;
}

.page-contact .ct-dayline-peak {
  font-family: var(--f-mono);
  font-size: 19px;
  letter-spacing: .04em;
  fill: var(--gold);
}

.page-contact .ct-dayline-axis text {
  font-family: var(--f-mono);
  font-size: 19px;
  letter-spacing: .04em;
  fill: var(--ink-dim);
}

.page-contact .ct-hours-facts {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-hours-facts li {
  padding-top: 12px;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-contact .ct-hours-k {
  display: inline-block;
  min-width: 46px;
  margin-right: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--laser);
}

/* ---------- 问题分流 ---------- */
.page-contact .ct-routing {
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-contact .ct-route-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}

.page-contact .ct-route {
  display: grid;
  gap: 18px;
  padding: clamp(26px, 3.4vw, 40px) 0;
  border-bottom: 1px solid var(--rule);
}

.page-contact .ct-route-head h3 {
  margin: 14px 0 0;
  font-size: clamp(17px, 2vw, 22px);
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .1em;
  border: 1px solid currentColor;
}

.page-contact .tag--laser { color: var(--laser); }
.page-contact .tag--gold { color: var(--gold); }
.page-contact .tag--neon { color: #B79BFF; }

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

.page-contact .ct-route-items li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-contact .ct-route-items li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--rule);
}

.page-contact .ct-route-link {
  justify-self: start;
  font-size: 14px;
  text-decoration: none;
  color: var(--laser);
  border-bottom: 1px solid rgba(53, 225, 232, .4);
  padding-bottom: 2px;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-route-link:hover,
.page-contact .ct-route-link:focus-visible {
  color: var(--gold);
  border-color: rgba(255, 201, 107, .6);
}

/* ---------- 准备清单 ---------- */
.page-contact .ct-prep {
  padding: clamp(52px, 8vw, 104px) 0;
  background: linear-gradient(180deg, var(--void) 0%, var(--deep) 60%, var(--void) 100%);
}

.page-contact .ct-prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-prep-item label {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: start;
  gap: 12px 14px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--rule);
  cursor: pointer;
  transition: background .2s var(--ease);
}

.page-contact .ct-prep-item label:hover {
  background: rgba(122, 77, 255, .08);
}

.page-contact .ct-prep-item input {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin: 4px 0 0;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: rgba(255, 255, 255, .04);
  cursor: pointer;
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

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

.page-contact .ct-prep-item input:checked {
  border-color: var(--laser);
  background: rgba(53, 225, 232, .16);
}

.page-contact .ct-prep-item input:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--laser);
  border-bottom: 2px solid var(--laser);
  transform: rotate(42deg);
}

.page-contact .ct-prep-idx {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--neon);
  padding-top: 3px;
}

.page-contact .ct-prep-text {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-contact .ct-prep-text strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .ct-prep-hint {
  margin-top: 24px;
  font-family: var(--f-mono);
  font-size: 12.5px;
  line-height: 1.9;
  letter-spacing: .04em;
  color: var(--ink-dim);
}

/* ---------- 合作与商务 ---------- */
.page-contact .ct-partner {
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-contact .ct-partner-grid {
  display: grid;
  gap: clamp(32px, 4vw, 60px);
}

.page-contact .ct-partner-copy p {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .ct-partner-copy .btn {
  display: inline-block;
  margin-top: 26px;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 14px;
  text-decoration: none;
}

.page-contact .ct-partner-audit {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--glass-soft);
  backdrop-filter: blur(10px);
}

.page-contact .ct-audit-title {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .ct-audit {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .ct-audit li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}

.page-contact .ct-audit li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .ct-audit-no {
  font-family: var(--f-mono);
  font-size: 18px;
  font-weight: 500;
  color: var(--neon);
}

.page-contact .ct-audit strong {
  display: block;
  font-size: 16px;
  font-weight: 700;
}

.page-contact .ct-audit p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

/* ---------- 反馈与投诉 ---------- */
.page-contact .ct-complaint {
  padding: 0 0 clamp(64px, 9vw, 120px);
}

.page-contact .ct-complaint-box {
  position: relative;
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  background:
    radial-gradient(80% 120% at 0% 0%, rgba(255, 201, 107, .12), transparent 62%),
    rgba(11, 18, 38, .5);
}

.page-contact .ct-complaint-box p {
  max-width: 70ch;
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .ct-complaint-note {
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-route {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 24px 40px;
    align-items: start;
  }

  .page-contact .ct-route-head {
    grid-column: 1;
  }

  .page-contact .ct-route-items {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-contact .ct-route-link {
    grid-column: 1;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-partner-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-reach-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: start;
  }

  .page-contact .ct-reach-right {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }
}

@media (max-width: 700px) {
  .page-contact .ct-fast-item a {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 18px 20px;
  }

  .page-contact .ct-fast-go {
    display: none;
  }

  .page-contact .ct-channel-bg {
    left: 10%;
    opacity: .28;
  }

  .page-contact .ct-dayline-peak {
    font-size: 22px;
  }

  .page-contact .ct-dayline-axis text {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel-card,
  .page-contact .ct-fast-item a {
    transition: none;
  }

  .page-contact .ct-channel-card:hover,
  .page-contact .ct-fast-item a:hover {
    transform: none;
  }
}