.page-contact {
  --ct-glow: rgba(200, 255, 61, .16);
  --ct-cyan-glow: rgba(69, 224, 255, .14);
  display: block;
  color: var(--text);
}

.page-contact .shell {
  padding-inline: 0;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 20px 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--dim);
  text-transform: uppercase;
}

.page-contact .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease);
}

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

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: 28px;
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-contact .ct-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 8.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-contact .ct-hero__lead {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--dim);
}

.page-contact .ct-hero__meta li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .ct-hero__meta li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  background: var(--volt);
}

.page-contact .ct-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--night);
}

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

.page-contact .media-frame__cap {
  display: block;
  padding: 12px 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--dim);
}

/* ---------- 01 渠道索引 ---------- */
.page-contact .ct-console {
  position: relative;
}

.page-contact .ct-console::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
  pointer-events: none;
}

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

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

.page-contact .ct-index__row {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line-soft);
  border-left: 2px solid transparent;
  transition: background .2s var(--ease), border-left-color .2s var(--ease);
}

.page-contact .ct-index__row:last-child {
  border-bottom: 0;
}

.page-contact .ct-index__row:hover {
  background: rgba(14, 23, 35, .86);
}

.page-contact .ct-index__row--volt {
  border-left-color: var(--volt);
  background: linear-gradient(90deg, var(--ct-glow), transparent 62%);
}

.page-contact .ct-index__topic {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
}

.page-contact .ct-index__go {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .01em;
  color: var(--muted);
  word-break: break-all;
  user-select: all;
}

.page-contact .ct-index__row--volt .ct-index__go {
  color: var(--volt);
  font-weight: 600;
}

.page-contact .ct-status {
  padding: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 23, 35, .92), rgba(7, 9, 11, .92));
}

.page-contact .ct-status__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
}

.page-contact .ct-status__dot {
  width: 8px;
  height: 8px;
  background: var(--volt);
  box-shadow: 0 0 0 4px var(--ct-glow);
  animation: ct-pulse 2.4s ease-in-out infinite;
}

@keyframes ct-pulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--ct-glow); }
  50% { box-shadow: 0 0 0 9px rgba(200, 255, 61, .04); }
}

.page-contact .ct-status__rows {
  margin: 0;
}

.page-contact .ct-status__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14px;
  line-height: 1.6;
}

.page-contact .ct-status__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-status__row dt {
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-contact .ct-status__row dd {
  margin: 0;
  color: var(--text);
}

/* ---------- 02 订阅邮箱 ---------- */
.page-contact .ct-mail__grid {
  display: grid;
  gap: 22px;
}

.page-contact .ct-mail__card {
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--volt);
  background: linear-gradient(160deg, rgba(200, 255, 61, .07), rgba(7, 9, 11, .96) 58%);
}

.page-contact .ct-mail__addr {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 4vw, 21px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--volt);
  word-break: break-all;
  user-select: all;
}

.page-contact .ct-mail__meta {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-contact .ct-mail__body h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(20px, 5vw, 26px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--text);
}

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

.page-contact .ct-steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-steps__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--volt);
}

.page-contact .ct-steps li p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-steps li p strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-weight: 600;
}

.page-contact .ct-mail__tip {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--cyan);
  background: linear-gradient(90deg, var(--ct-cyan-glow), transparent 70%);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 03 客服邮箱与电话 ---------- */
.page-contact .ct-lines__grid {
  display: grid;
  gap: 20px;
}

.page-contact .ct-line {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
}

.page-contact .ct-line--cyan {
  border-left: 2px solid var(--cyan);
}

.page-contact .ct-line__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 19px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--text);
  word-break: break-all;
  user-select: all;
}

.page-contact .ct-line--cyan .ct-line__value {
  color: var(--cyan);
}

.page-contact .ct-line__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .ct-line__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: auto 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
}

/* ---------- 04 地址 ---------- */
.page-contact .ct-place__grid {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-contact .ct-place__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 6vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .ct-place__addr {
  margin: 14px 0 0;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--yellow);
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.4vw, 17px);
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--text);
  user-select: all;
}

.page-contact .ct-place__desc {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-place__facts {
  display: grid;
  gap: 0;
  margin: 20px 0 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-place__fact {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-place__fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--dim);
}

.page-contact .ct-place__fact dd {
  margin: 0;
  font-size: 14px;
  color: var(--text);
}

.page-contact .ct-place__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--night);
}

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

/* ---------- 05 合作与反馈 ---------- */
.page-contact .ct-collab__grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-collab__item {
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-collab__item h3 {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 4.4vw, 22px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .ct-collab__item p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-next {
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-next__link {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  background: var(--panel);
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-contact .ct-next__link:hover,
.page-contact .ct-next__link:focus-visible {
  border-color: var(--volt);
  background: rgba(200, 255, 61, .06);
}

.page-contact .ct-next__label {
  font-size: 15px;
  color: var(--text);
}

.page-contact .ct-next__hint {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--volt);
}

/* ---------- 06 到访前 ---------- */
.page-contact .ct-visit__band {
  position: relative;
  padding: 30px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  background:
    repeating-linear-gradient(135deg, rgba(255, 77, 77, .05) 0 2px, transparent 2px 12px),
    linear-gradient(180deg, rgba(14, 23, 35, .94), rgba(7, 9, 11, .94));
}

.page-contact .ct-visit__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 5.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .ct-visit__desc {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-visit__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--yellow);
}

/* ---------- 进入视口淡入 ---------- */
.page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s var(--ease), transform .55s var(--ease);
}

.page-contact [data-reveal][data-inview] {
  opacity: 1;
  transform: none;
}

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

  .page-contact .ct-collab__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
  }

  .page-contact .ct-collab__item {
    padding: 24px 0 26px;
  }

  .page-contact .ct-next {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }

  .page-contact .ct-next__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    min-height: 88px;
  }
}

/* ---------- 响应式：桌面 ---------- */
@media (min-width: 980px) {
  .page-contact .ct-hero {
    padding-top: 40px;
  }

  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 44px;
  }

  .page-contact .ct-console__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
    gap: 28px;
  }

  .page-contact .ct-index__row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 24px;
    padding: 20px 24px;
  }

  .page-contact .ct-mail__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .ct-mail__card {
    position: sticky;
    top: 96px;
  }

  .page-contact .ct-lines__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .ct-place__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
    align-items: stretch;
  }

  .page-contact .ct-place__media img {
    height: 100%;
    aspect-ratio: auto;
    min-height: 320px;
  }

  .page-contact .ct-collab__item {
    padding: 26px 0 28px;
  }

  .page-contact .ct-visit__band {
    padding: 40px 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-contact .ct-status__dot {
    animation: none;
  }
}