.page-contact {
  --contact-rail-w: 236px;
  --contact-stream-gap: clamp(52px, 7.5vw, 96px);
  display: block;
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 clamp(56px, 9vw, 96px);
  background:
    radial-gradient(115% 85% at 8% -10%, rgba(59, 30, 110, 0.85), transparent 60%),
    radial-gradient(70% 60% at 92% 6%, rgba(122, 77, 255, 0.28), transparent 64%),
    var(--space-void);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: auto -18% -42% auto;
  width: min(680px, 96vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, rgba(57, 230, 242, 0.16), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 45%, transparent);
  z-index: 0;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(32px, 5vw, 48px);
}

.page-contact .contact-hero__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  min-width: 0;
}

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: 2px;
}

.page-contact .contact-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(34px, 6.4vw, 62px);
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 40rem;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.85;
  color: var(--ink-70);
}

.page-contact .contact-hero__hints {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-contact .contact-hero__hints li {
  position: relative;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-50);
}

.page-contact .contact-hero__hints li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 10px rgba(57, 230, 242, 0.8);
}

.page-contact .contact-hero__frame {
  position: relative;
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(59, 30, 110, 0.7), rgba(10, 15, 44, 0.95));
  box-shadow: var(--shadow-hover);
}

.page-contact .contact-hero__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 主轨道布局 ---------- */
.page-contact .contact-layout {
  display: grid;
  gap: 34px;
  padding-top: clamp(48px, 8vw, 88px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact .contact-toc {
  position: relative;
}

@media (max-width: 1023px) {
  .page-contact .contact-toc {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
  }
  .page-contact .contact-toc .toc__list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    overflow: visible;
  }
}

.page-contact .contact-stream {
  display: grid;
  gap: var(--contact-stream-gap);
  min-width: 0;
}

.page-contact .contact-stream > .contact-block {
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-contact .contact-block .section-head {
  margin-bottom: clamp(22px, 3.2vw, 34px);
}

.page-contact .contact-block .action-row {
  margin-top: 24px;
}

/* ---------- 联系渠道卡片 ---------- */
.page-contact .contact-channels {
  display: grid;
  gap: 18px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(158deg, rgba(59, 30, 110, 0.62), rgba(10, 15, 44, 0.92) 68%);
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.2, 0.7, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon), transparent 70%);
  opacity: 0.7;
}

.page-contact .contact-card--lead {
  border-color: rgba(255, 184, 77, 0.34);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(255, 184, 77, 0.2), transparent 58%),
    linear-gradient(158deg, rgba(59, 30, 110, 0.72), rgba(10, 15, 44, 0.94) 70%);
}

.page-contact .contact-card--lead::after {
  background: linear-gradient(90deg, var(--gold), transparent 70%);
}

@media (hover: hover) {
  .page-contact .contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--line-strong);
    box-shadow: var(--shadow-hover);
  }
  .page-contact .contact-partner__card:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    box-shadow: var(--shadow-hover);
  }
}

.page-contact .contact-card .card__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-contact .contact-card--lead .card__eyebrow {
  color: var(--gold);
}

.page-contact .contact-card .card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-contact .contact-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14.5px, 2.2vw, 17px);
  line-height: 1.6;
  color: var(--white);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-card__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed rgba(57, 230, 242, 0.5);
}

.page-contact .contact-card--lead .contact-card__value a {
  border-bottom-color: rgba(255, 184, 77, 0.62);
}

.page-contact .contact-card__address {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

.page-contact .contact-card .card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .contact-card .action-row {
  margin-top: auto;
  padding-top: 8px;
}

@media (min-width: 700px) {
  .page-contact .contact-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .contact-card--lead {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1060px) {
  .page-contact .contact-channels {
    grid-template-columns: 1.25fr 0.9fr 0.95fr;
  }
  .page-contact .contact-card--lead {
    grid-column: auto;
  }
}

/* ---------- 回访登记步骤 ---------- */
.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 22px 22px 22px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .contact-step__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--neon);
  padding-top: 4px;
}

.page-contact .contact-step__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .contact-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .contact-note {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 20px 22px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(201, 210, 227, 0.22);
  background: rgba(27, 58, 140, 0.16);
}

.page-contact .contact-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .contact-note__link,
.page-contact .contact-inline-link {
  color: var(--neon);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 230, 242, 0.4);
  padding-bottom: 1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-note__link:hover,
.page-contact .contact-inline-link:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 厂商资料咨询 ---------- */
.page-contact .contact-tags {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-issues {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-issue {
  position: relative;
  padding: 20px 0 20px 24px;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-issue::before {
  content: "";
  position: absolute;
  left: 0;
  top: 27px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--event-violet);
  box-shadow: 0 0 12px rgba(122, 77, 255, 0.9);
}

.page-contact .contact-issue__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
}

.page-contact .contact-issue__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .contact-partner {
  display: grid;
  gap: 16px;
}

.page-contact .contact-partner__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(27, 58, 140, 0.35), rgba(10, 15, 44, 0.85));
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact .contact-partner__card .card__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--event-violet);
}

.page-contact .contact-partner__card .card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
}

.page-contact .contact-partner__card .card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

@media (min-width: 820px) {
  .page-contact .contact-partner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 服务范围 ---------- */
.page-contact .contact-scope__figure {
  margin: 0 0 26px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  position: relative;
  background: linear-gradient(150deg, rgba(59, 30, 110, 0.5), rgba(10, 15, 44, 0.9));
}

.page-contact .contact-scope__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .contact-scope__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-scope__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-contact .contact-scope__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

.page-contact .contact-scope__tail {
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-70);
}

/* ---------- 桌面端轨道化 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(40px, 5vw, 76px);
  }
  .page-contact .contact-hero__frame {
    transform: translateY(26px) rotate(-1.2deg);
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-layout {
    grid-template-columns: var(--contact-rail-w) minmax(0, 1fr);
    gap: clamp(44px, 6vw, 88px);
    align-items: start;
  }
  .page-contact .contact-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
  .page-contact .contact-toc::before {
    content: "";
    position: absolute;
    left: -20px;
    top: 4px;
    bottom: 4px;
    width: 1px;
    background: linear-gradient(180deg, var(--neon), rgba(57, 230, 242, 0));
    opacity: 0.55;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-partner__card,
  .page-contact .contact-hero__frame {
    transition: none;
    transform: none;
  }
}