/* ===== 联系我们专属样式 ===== */
.page-contact {
  --contact-hero-height: 420px;
  --contact-card-radius: 16px;
  --contact-icon-size: 80px;
  --contact-grid-gap: 2rem;
  --contact-section-gap: 4rem;
  display: block;
  width: 100%;
}

/* ---- Hero 区域 ---- */
.page-contact__hero {
  position: relative;
  width: 100%;
  height: var(--contact-hero-height);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact__hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.page-contact__hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.page-contact__hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,25,47,0.88) 0%, rgba(26,26,46,0.72) 100%);
  z-index: 1;
}

.page-contact__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem 1.5rem;
  max-width: 800px;
  width: 100%;
}

.page-contact .breadcrumb {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.page-contact .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--clr-text-secondary);
}

.page-contact .breadcrumb a {
  color: var(--clr-accent);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .breadcrumb a:hover {
  color: var(--clr-primary);
}

.page-contact .breadcrumb li[aria-current="page"] {
  color: var(--clr-text-primary);
  font-weight: 600;
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--clr-text-secondary);
}

.page-contact__title {
  font-family: var(--font-heading);
  font-size: 3rem;
  line-height: 1.1;
  color: var(--clr-text-primary);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.page-contact__subtitle {
  font-family: var(--font-body);
  font-size: 1.25rem;
  color: var(--clr-neutral-light);
  margin: 0;
  opacity: 0.9;
  letter-spacing: 0.02em;
}

/* ---- 主体容器 ---- */
.page-contact__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: var(--contact-section-gap);
  padding-top: 3rem;
  padding-bottom: 5rem;
}

/* ---- 通用区块标题 ---- */
.page-contact__section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  line-height: 1.2;
  color: var(--clr-text-primary);
  margin: 0 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  position: relative;
}

.page-contact__section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: var(--clr-primary);
  margin-top: 0.5rem;
  border-radius: 2px;
}

.page-contact__section-title--light {
  color: var(--clr-text-primary);
}

.page-contact__section-title--light::after {
  background: var(--clr-accent);
}

.page-contact__section-desc {
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: var(--clr-text-secondary);
  margin: 0 0 2rem;
  max-width: 640px;
  line-height: 1.6;
}

/* ---- 联系方式卡片网格 ---- */
.page-contact__channels {
  width: 100%;
}

.page-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-grid-gap);
  width: 100%;
}

.page-contact__card {
  background: var(--clr-neutral-dark);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--contact-card-radius);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.page-contact__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.page-contact__card[data-interact="highlight"]:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  border-color: rgba(255,107,53,0.3);
}

.page-contact__card[data-interact="highlight"]:hover::before {
  opacity: 1;
}

.page-contact__card--address {
  background: linear-gradient(145deg, var(--clr-neutral-dark), #1f1f3a);
  border-color: rgba(155,89,182,0.2);
}

.page-contact__card--address::before {
  background: linear-gradient(90deg, var(--clr-accent2), var(--clr-accent));
}

.page-contact__card-icon {
  width: var(--contact-icon-size);
  height: var(--contact-icon-size);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border-radius: 50%;
  background: rgba(255,107,53,0.1);
  padding: 0.5rem;
  transition: background 0.3s ease, transform 0.3s ease;
}

.page-contact__card[data-interact="highlight"]:hover .page-contact__card-icon {
  background: rgba(255,107,53,0.2);
  transform: scale(1.05);
}

.page-contact__card--address .page-contact__card-icon {
  background: rgba(155,89,182,0.12);
}

.page-contact__card--address:hover .page-contact__card-icon {
  background: rgba(155,89,182,0.25);
}

.page-contact__icon-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  border-radius: 0;
}

.page-contact__icon-svg {
  width: 100%;
  height: 100%;
  color: var(--clr-accent2);
  filter: drop-shadow(0 2px 8px rgba(155,89,182,0.3));
}

.page-contact__card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--clr-text-primary);
  margin: 0 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.page-contact__card-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--clr-text-secondary);
  margin: 0 0 1rem;
  line-height: 1.5;
}

.page-contact__card-link {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-accent);
  text-decoration: none;
  padding: 0.35rem 1rem;
  border: 1px solid rgba(0,180,216,0.25);
  border-radius: 40px;
  display: inline-block;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
  cursor: pointer;
  word-break: break-all;
}

.page-contact__card-link:hover {
  background: rgba(0,180,216,0.12);
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

.page-contact__inline-link {
  color: var(--clr-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s;
}

.page-contact__inline-link:hover {
  color: var(--clr-primary);
}

.page-contact__card-note {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  margin: 0.75rem 0 0;
  line-height: 1.5;
  opacity: 0.8;
  max-width: 280px;
}

/* ---- FAQ 引导区域 ---- */
.page-contact__faq-guide {
  width: 100%;
  background: linear-gradient(135deg, var(--clr-secondary) 0%, #0d1f3c 100%);
  border-radius: var(--contact-card-radius);
  overflow: hidden;
  position: relative;
}

.page-contact__faq-guide::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,107,53,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact__faq-guide-inner {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  position: relative;
  z-index: 1;
}

.page-contact__faq-guide-text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--clr-neutral-light);
  margin: 0 0 0.5rem;
  line-height: 1.7;
  max-width: 580px;
}

.page-contact__faq-btn {
  font-family: var(--font-heading);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background: var(--clr-primary);
  color: var(--clr-text-primary);
  border: none;
  border-radius: 40px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
}

.page-contact__faq-btn:hover {
  background: var(--clr-primary-dark);
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(255,107,53,0.3);
}

.page-contact__arrow {
  font-size: 1.2rem;
  line-height: 1;
  transition: transform 0.2s;
}

.page-contact__faq-btn:hover .page-contact__arrow {
  transform: translateX(4px);
}

/* ---- 关于我们注记 ---- */
.page-contact__note {
  width: 100%;
  padding: 2rem 0 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.page-contact__note-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-contact__note-text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--clr-text-secondary);
  margin: 0;
  line-height: 1.7;
  max-width: 720px;
}

.page-contact__note-text--small {
  font-size: 0.85rem;
  color: var(--clr-text-secondary);
  opacity: 0.7;
}

/* ===== 响应式 ===== */

/* 平板及以上 */
@media (min-width: 640px) {
  .page-contact {
    --contact-hero-height: 480px;
  }

  .page-contact__title {
    font-size: 3.5rem;
  }

  .page-contact__subtitle {
    font-size: 1.35rem;
  }

  .page-contact__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact__card--address {
    grid-column: 1 / -1;
    max-width: 480px;
    justify-self: center;
  }

  .page-contact__faq-guide-inner {
    padding: 3rem 3rem;
  }

  .page-contact__faq-guide-text {
    font-size: 1.05rem;
  }

  .page-contact__section-title {
    font-size: 2.2rem;
  }
}

/* 桌面 */
@media (min-width: 960px) {
  .page-contact {
    --contact-hero-height: 520px;
  }

  .page-contact__title {
    font-size: 4rem;
  }

  .page-contact__subtitle {
    font-size: 1.5rem;
  }

  .page-contact__container {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
    padding-bottom: 6rem;
  }

  .page-contact__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact__card--address {
    grid-column: auto;
    max-width: none;
    justify-self: auto;
  }

  .page-contact__card {
    padding: 2.5rem 2rem;
  }

  .page-contact__faq-guide-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 3rem 3.5rem;
  }

  .page-contact__faq-guide-text {
    margin-bottom: 0;
    max-width: 550px;
  }

  .page-contact__note {
    padding-top: 2.5rem;
  }
}

/* 宽屏防止溢出 */
@media (min-width: 1400px) {
  .page-contact__container {
    padding-left: 0;
    padding-right: 0;
  }
}

/* 窄屏微调 */
@media (max-width: 380px) {
  .page-contact__title {
    font-size: 2.2rem;
  }

  .page-contact__hero {
    --contact-hero-height: 340px;
  }

  .page-contact__card {
    padding: 1.5rem 1rem;
  }

  .page-contact__card-link {
    font-size: 0.95rem;
    padding: 0.25rem 0.75rem;
  }

  .page-contact__faq-guide-inner {
    padding: 1.5rem 1.25rem;
  }
}