.page-contact {
  --contact-index-size: clamp(3rem, 9vw, 5.2rem);
  --contact-card-bg: rgba(18, 21, 28, 0.92);
  --contact-grid-line: rgba(242, 239, 233, 0.06);
  background: var(--color-primary);
  color: var(--color-text);
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-top: 96px;
  padding-bottom: 64px;
}
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  bottom: -160px;
  right: -120px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(123, 47, 255, 0.16), transparent 68%);
  pointer-events: none;
}
.page-contact .contact-hero__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 44px;
}
.page-contact .contact-hero__content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  padding-left: 18px;
}
.page-contact .contact-hero__content::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--color-accent), var(--color-neon));
}
.page-contact .contact-hero__title {
  margin: 6px 0 0;
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(2.5rem, 7vw, 4.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}
.page-contact .contact-hero__title-sub {
  display: block;
  margin-top: 4px;
  font-size: 0.55em;
  letter-spacing: 0.06em;
}
.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 540px;
  color: rgba(242, 239, 233, 0.82);
  font-size: 1rem;
  line-height: 1.85;
}
.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 6px;
}
.page-contact .contact-hero__index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  width: 100%;
  max-width: 540px;
  margin-top: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}
.page-contact .contact-hero__index-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.25s ease;
}
.page-contact .contact-hero__index-link:hover {
  color: var(--color-text);
}
.page-contact .contact-hero__index-link span {
  font-family: var(--font-data);
  color: var(--color-accent);
}
.page-contact .contact-hero__media {
  position: relative;
  min-height: 300px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}
.page-contact .contact-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
}
.page-contact .contact-hero__map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.page-contact .contact-hero__path--accent,
.page-contact .contact-hero__path--neon,
.page-contact .contact-hero__path--soft {
  fill: none;
}
.page-contact .contact-hero__path--accent {
  stroke-dasharray: 12 12;
  animation: contact-dash-flow 4s linear infinite;
}
.page-contact .contact-hero__path--neon {
  stroke-dasharray: 6 16;
  animation: contact-dash-flow 3.2s linear infinite reverse;
}
.page-contact .contact-hero__path--soft {
  stroke-dasharray: 3 8;
  animation: contact-dash-flow 6s linear infinite;
}
@keyframes contact-dash-flow {
  to { stroke-dashoffset: -96; }
}
.page-contact .contact-hero__node {
  transform-box: fill-box;
  transform-origin: center;
}
.page-contact .contact-hero__node--neon {
  animation: contact-node-pulse 2.4s ease-in-out infinite;
}
.page-contact .contact-hero__node--accent {
  animation: contact-node-pulse 3.2s ease-in-out 0.4s infinite;
}
@keyframes contact-node-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(1.4); }
}
.page-contact .contact-hero__scan {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -45%;
  width: 45%;
  background: linear-gradient(90deg, transparent, rgba(123, 47, 255, 0.2), transparent);
  pointer-events: none;
  animation: contact-scan 7s ease-in-out infinite;
}
@keyframes contact-scan {
  0%, 100% { left: -45%; }
  55% { left: 100%; }
}
.page-contact .contact-hero__badge {
  position: absolute;
  top: 18px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(10, 17, 40, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.page-contact .contact-hero__badge-text {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-text);
}

/* ===== 01 联系方式 ===== */
.page-contact .contact-info {
  position: relative;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.page-contact .contact-info::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  height: 2px;
  width: 240px;
  background: linear-gradient(90deg, var(--color-accent), transparent);
}
.page-contact .contact-info__inner {
  display: grid;
  gap: 48px;
  padding-top: 84px;
  padding-bottom: 84px;
}
.page-contact .contact-info__intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
.page-contact .contact-info__head-row,
.page-contact .contact-support__head-row,
.page-contact .contact-business__head-row {
  display: flex;
  align-items: center;
  gap: 20px;
}
.page-contact .contact-info__heading,
.page-contact .contact-support__heading,
.page-contact .contact-business__heading {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.page-contact .contact-info__index,
.page-contact .contact-support__index,
.page-contact .contact-business__index {
  display: block;
  font-family: var(--font-data);
  font-size: var(--contact-index-size);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: rgba(123, 47, 255, 0.38);
}
.page-contact .contact-info__heading h2,
.page-contact .contact-support__heading h2,
.page-contact .contact-business__heading h2 {
  margin: 0;
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.2;
}
.page-contact .contact-info__intro > p:not(.section-label) {
  margin: 0;
  max-width: 380px;
  color: var(--color-muted);
  line-height: 1.8;
}
.page-contact .contact-info__meta {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  margin: 8px 0 4px;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-neon);
  border-radius: var(--radius-sm);
  background: rgba(10, 17, 40, 0.4);
}
.page-contact .contact-info__meta-label {
  color: var(--color-muted);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
}
.page-contact .contact-info__meta-value {
  color: var(--color-neon);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
}
.page-contact .contact-info__cards {
  display: grid;
  gap: 16px;
}
.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin: 0;
  padding: 28px 24px;
  background: var(--contact-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.page-contact .contact-card::after {
  content: "";
  position: absolute;
  right: -18px;
  bottom: -18px;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(123, 47, 255, 0.16), transparent 70%);
  pointer-events: none;
}
.page-contact .contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(123, 47, 255, 0.55);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}
.page-contact .contact-card__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 6px;
  border-radius: 10px;
  background: rgba(123, 47, 255, 0.14);
  color: var(--color-accent);
}
.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--color-muted);
  text-transform: uppercase;
}
.page-contact .contact-card__value {
  margin: 2px 0 0;
  font-family: var(--font-data);
  font-size: clamp(0.92rem, 2vw, 1.08rem);
  line-height: 1.6;
  color: var(--color-text);
  word-break: break-all;
}

/* ===== 02 客服支持 ===== */
.page-contact .contact-support {
  position: relative;
  background: linear-gradient(180deg, rgba(123, 47, 255, 0.05), transparent 260px), var(--color-primary);
}
.page-contact .contact-support::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 320px;
  height: 1px;
  background: linear-gradient(270deg, var(--color-neon), transparent);
}
.page-contact .contact-support__inner {
  padding-top: 84px;
  padding-bottom: 96px;
}
.page-contact .contact-support__head {
  margin-bottom: 44px;
  max-width: 720px;
}
.page-contact .contact-support__head-text {
  margin: 18px 0 0;
  color: var(--color-muted);
  line-height: 1.8;
}
.page-contact .contact-support__grid {
  display: grid;
  gap: 32px;
}
.page-contact .contact-support__list-wrap {
  min-width: 0;
}
.page-contact .contact-support__subtitle {
  margin: 0 0 20px;
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 700;
}
.page-contact .contact-support__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .contact-support__item {
  display: flex;
  gap: 16px;
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.page-contact .contact-support__item:hover {
  transform: translateX(4px);
  border-color: rgba(123, 47, 255, 0.5);
}
.page-contact .contact-support__num {
  font-family: var(--font-data);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-accent);
}
.page-contact .contact-support__item-body strong {
  display: block;
  margin-bottom: 4px;
  font-weight: 700;
}
.page-contact .contact-support__item-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-muted);
}
.page-contact .contact-support__figure {
  position: relative;
  min-height: 210px;
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.page-contact .contact-support__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-contact .contact-support__figure figcaption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(10, 17, 40, 0.8);
  color: var(--color-neon);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
}
.page-contact .contact-support__note {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 36px;
  padding: 26px 28px;
  border: 1px solid rgba(123, 47, 255, 0.35);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(123, 47, 255, 0.12), rgba(57, 255, 20, 0.05));
}
.page-contact .contact-support__note p {
  margin: 0;
  max-width: 700px;
  font-size: 0.95rem;
  line-height: 1.8;
}
.page-contact .contact-support__note-email {
  font-weight: 700;
  color: var(--color-neon);
  word-break: break-all;
}

/* ===== 03 商务合作 ===== */
.page-contact .contact-business {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}
.page-contact .contact-business::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 2px;
  width: 240px;
  background: linear-gradient(90deg, var(--color-neon), transparent);
}
.page-contact .contact-business::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -110px;
  width: 340px;
  height: 340px;
  border: 1px dashed rgba(123, 47, 255, 0.25);
  border-radius: 50%;
  pointer-events: none;
}
.page-contact .contact-business__inner {
  position: relative;
  display: grid;
  gap: 44px;
  padding-top: 84px;
  padding-bottom: 100px;
}
.page-contact .contact-business__intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
.page-contact .contact-business__intro > p:not(.section-label) {
  margin: 0;
  max-width: 460px;
  color: var(--color-muted);
  line-height: 1.85;
}
.page-contact .contact-business__card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(123, 47, 255, 0.12), transparent 55%), var(--color-primary);
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.page-contact .contact-business__card:hover {
  transform: translateY(-4px);
  border-color: rgba(57, 255, 20, 0.45);
}
.page-contact .contact-business__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 10px;
  border-radius: 12px;
  background: rgba(57, 255, 20, 0.1);
  color: var(--color-neon);
}
.page-contact .contact-business__label {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--color-muted);
  text-transform: uppercase;
}
.page-contact .contact-business__value {
  margin: 2px 0 6px;
  font-family: var(--font-data);
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  font-weight: 700;
  color: var(--color-text);
  word-break: break-all;
}
.page-contact .contact-business__descr {
  margin: 0 0 14px;
  max-width: 380px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-muted);
}

/* ===== 响应式 ===== */
@media (min-width: 700px) {
  .page-contact .contact-info__cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .contact-info__cards .contact-card:last-child {
    grid-column: 1 / -1;
  }
  .page-contact .contact-support__note {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding-top: 128px;
    padding-bottom: 96px;
  }
  .page-contact .contact-hero__inner {
    display: grid;
    grid-template-columns: 5fr 7fr;
    align-items: center;
    gap: 72px;
  }
  .page-contact .contact-hero__media {
    min-height: 520px;
    max-height: 580px;
  }
  .page-contact .contact-info__inner {
    grid-template-columns: 4fr 8fr;
    align-items: start;
    gap: 64px;
  }
  .page-contact .contact-info__cards {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .contact-info__cards .contact-card:last-child {
    grid-column: auto;
  }
  .page-contact .contact-support__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
  .page-contact .contact-business__inner {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 72px;
  }
}