.page-contact {
  --contact-accent: var(--data-highlight);
  --contact-warm: var(--cta);
  background: var(--primary-bg);
  color: var(--primary-text);
  overflow-x: hidden;
}

.page-contact .contact-hero,
.page-contact .contact-channel,
.page-contact .contact-address,
.page-contact .contact-support,
.page-contact .contact-guide {
  padding-block: 3rem;
}

/* 首屏协调区：放射线条背景 + 超大邮箱 */
.page-contact .contact-hero {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(30, 79, 216, 0.2), transparent 62%),
    repeating-conic-gradient(from 0deg at 50% 0%, rgba(57, 255, 20, 0.035) 0deg 1deg, transparent 1deg 14deg);
  text-align: center;
  position: relative;
}

.page-contact .contact-hero__inner {
  max-width: 780px;
  margin: 0 auto;
}

.page-contact .contact-hero__eyebrow {
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim-text);
  margin-bottom: 1.25rem;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(1.75rem, 4.5vw, 3.25rem);
  letter-spacing: 0.08em;
  line-height: 1.1;
  margin: 0 0 1.5rem;
  color: var(--primary-text);
}

.page-contact .contact-hero__lede {
  max-width: 52ch;
  margin: 0 auto 2.5rem;
  color: var(--dim-text);
  font-size: 1rem;
  line-height: 1.7;
}

.page-contact .contact-hero__group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.page-contact .contact-hero__email {
  display: inline-block;
  position: relative;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.25rem, 6vw, 5.5rem);
  letter-spacing: 0.04em;
  color: var(--contact-accent);
  text-decoration: none;
  overflow-wrap: anywhere;
  padding-bottom: 0.12em;
  transition: color var(--transition);
}

.page-contact .contact-hero__email::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: var(--contact-accent);
  transform: scaleX(0);
  transform-origin: left;
  animation: page-contact-underline 800ms ease-out 350ms forwards;
}

.page-contact .contact-hero__email:hover {
  color: var(--primary-text);
}

.page-contact .contact-hero__phone {
  font-family: var(--font-index);
  font-size: 1.125rem;
  letter-spacing: 0.08em;
  color: var(--contact-warm);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, 0.4);
  transition: border-color var(--transition);
}

.page-contact .contact-hero__phone:hover {
  border-bottom-color: var(--contact-warm);
}

.page-contact .contact-hero__note {
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--dim-text);
  text-transform: uppercase;
}

@keyframes page-contact-underline {
  to {
    transform: scaleX(1);
  }
}

/* 直接联系渠道 */
.page-contact .contact-channel__grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.page-contact .contact-channel__item {
  background: var(--glass-bg);
  border: 1px solid rgba(138, 157, 191, 0.16);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
}

.page-contact .contact-channel__item--mail {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-contact .contact-channel__tag {
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim-text);
  margin-bottom: 0.6rem;
}

.page-contact .contact-channel__value {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.2vw, 1.75rem);
  font-weight: 300;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: var(--primary-text);
  margin-bottom: 0.5rem;
}

.page-contact .contact-channel__value--phone {
  color: var(--contact-warm);
}

.page-contact .contact-channel__value--mail {
  color: var(--contact-accent);
}

.page-contact .contact-channel__desc {
  color: var(--dim-text);
  font-size: 0.925rem;
  line-height: 1.6;
  margin: 0;
}

.page-contact .contact-channel__media {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1 / 1;
  margin: 1.5rem 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(57, 255, 20, 0.18);
}

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

/* 运营地址 */
.page-contact .contact-address__layout {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
}

.page-contact .contact-address__info {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(57, 255, 20, 0.14);
  border-left: 3px solid var(--contact-accent);
  border-radius: var(--radius);
  padding: 2.25rem 1.75rem;
}

.page-contact .contact-address__text {
  margin: 0 0 0.75rem;
  font-size: clamp(1.1rem, 2.8vw, 1.6rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--primary-text);
}

.page-contact .contact-address__note {
  margin: 0;
  color: var(--dim-text);
  font-size: 0.925rem;
  line-height: 1.6;
}

.page-contact .contact-address__media {
  margin: 0;
  aspect-ratio: 3 / 2;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(57, 255, 20, 0.16);
}

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

/* 客服支持 */
.page-contact .contact-support__content {
  margin-top: 2.5rem;
  padding: 2.25rem 1.75rem;
  background: linear-gradient(145deg, rgba(30, 79, 216, 0.16), rgba(11, 30, 58, 0.6));
  border: 1px solid rgba(138, 157, 191, 0.2);
  border-radius: var(--radius);
}

.page-contact .contact-support__mail {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  letter-spacing: 0.03em;
}

.page-contact .contact-support__mail a {
  color: var(--contact-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 20, 0.3);
  transition: color var(--transition), border-color var(--transition);
}

.page-contact .contact-support__mail a:hover {
  color: var(--primary-text);
  border-bottom-color: var(--primary-text);
}

.page-contact .contact-support__text {
  margin: 0;
  color: var(--dim-text);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* 咨询导引 */
.page-contact .contact-guide__layout {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
}

.page-contact .contact-guide__intro {
  margin: 0;
  padding-left: 1rem;
  border-left: 2px solid var(--contact-accent);
  color: var(--dim-text);
  line-height: 1.7;
}

.page-contact .contact-guide__steps {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: page-contact-step;
}

.page-contact .contact-guide__steps li {
  counter-increment: page-contact-step;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(138, 157, 191, 0.18);
}

.page-contact .contact-guide__steps li::before {
  content: counter(page-contact-step, decimal-leading-zero);
  font-family: var(--font-index);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--contact-accent);
  display: block;
  margin-bottom: 0.35rem;
}

.page-contact .contact-guide__steps h3 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  margin: 0 0 0.4rem;
  color: var(--primary-text);
}

.page-contact .contact-guide__steps p {
  margin: 0;
  color: var(--dim-text);
  font-size: 0.925rem;
  line-height: 1.6;
}

.page-contact .contact-guide__actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

@media (min-width: 768px) {
  .page-contact .contact-hero,
  .page-contact .contact-channel,
  .page-contact .contact-address,
  .page-contact .contact-support,
  .page-contact .contact-guide {
    padding-block: 4.5rem;
  }

  .page-contact .contact-channel__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .page-contact .contact-address__layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

  .page-contact .contact-address__info {
    padding: 2.75rem 2.25rem;
  }

  .page-contact .contact-guide__layout {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 3rem;
  }

  .page-contact .contact-guide__actions {
    margin-top: 2rem;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-address__layout {
    grid-template-columns: 1fr 1fr;
  }
}