.page-contact {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #F3F8FF; /* Text Main */
  background-color: var(--deep-navy-color); /* Inherited from body via shared.css */
}

.page-contact__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

.page-contact__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  position: relative;
  overflow: hidden;
  background: #113B7A; /* Primary color fallback */
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-contact__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for desktop */
  overflow: hidden;
}

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

.page-contact__hero-content {
  padding: 40px 20px;
  max-width: 900px;
  margin-top: -100px; /* Overlap slightly with image for visual appeal */
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, #113B7A 0%, #08162B 100%); /* Deep Navy gradient */
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  color: #F3F8FF;
  margin-bottom: 40px;
}

.page-contact__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #F2C14E; /* Gold */
}

.page-contact__hero-description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: #AFC4E8; /* Text Secondary */
}

.page-contact__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__btn-primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: #ffffff;
  border: none;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-contact__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  opacity: 0.9;
}

.page-contact__btn-secondary {
  background: transparent;
  color: #F2C14E; /* Gold */
  border: 2px solid #F2C14E; /* Gold */
  margin-left: 15px;
}

.page-contact__btn-secondary:hover {
  background: rgba(242, 193, 78, 0.1);
  transform: translateY(-3px);
}

.page-contact__btn-disabled {
  opacity: 0.6;
  cursor: not-allowed;
  filter: grayscale(100%);
}

.page-contact__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: #F2C14E; /* Gold */
  line-height: 1.3;
}

.page-contact__section-description {
  font-size: 1.05rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: #AFC4E8; /* Text Secondary */
}

.page-contact__dark-section {
  background-color: #08162B; /* Deep Navy */
  padding: 60px 0;
  color: #F3F8FF;
}

.page-contact__light-bg {
  background-color: #10233F; /* Card BG */
  padding: 60px 0;
  color: #F3F8FF;
}

.page-contact__channel-grid, .page-contact__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact__channel-card, .page-contact__feature-card {
  background: #10233F; /* Card BG */
  border: 1px solid #244D84; /* Border */
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-contact__channel-card:hover, .page-contact__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.page-contact__channel-icon, .page-contact__feature-icon {
  width: 100%;
  max-width: 150px;
  height: auto;
  margin-bottom: 20px;
  object-fit: contain;
  display: block;
}

.page-contact__card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #F2C14E; /* Gold */
}

.page-contact__card-text {
  font-size: 1rem;
  color: #AFC4E8; /* Text Secondary */
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-contact__faq-list {
  margin-top: 40px;
}

details.page-contact__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid #244D84; /* Border */
  overflow: hidden;
  background: #08162B; /* Deep Navy */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

details.page-contact__faq-item summary.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: #F3F8FF; /* Text Main */
}

details.page-contact__faq-item summary.page-contact__faq-question::-webkit-details-marker {
  display: none;
}

details.page-contact__faq-item summary.page-contact__faq-question:hover {
  background: #1B3357; /* Divider - slightly lighter than Deep Navy */
}

.page-contact__faq-qtext {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #F3F8FF; /* Text Main */
}

.page-contact__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: #F2C14E; /* Gold */
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}

details.page-contact__faq-item .page-contact__faq-answer {
  padding: 0 25px 25px;
  background: #10233F; /* Card BG */
  border-radius: 0 0 10px 10px;
  color: #AFC4E8; /* Text Secondary */
  font-size: 1rem;
}

.page-contact__cta-section {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(180deg, #113B7A 0%, #08162B 100%); /* Primary to Deep Navy gradient */
  color: #F3F8FF;
}

.page-contact__cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.page-contact__cta-section .page-contact__cta-button {
  margin: 0 10px;
}

.page-contact__copyright-section {
  padding: 30px 0;
  background-color: #08162B; /* Deep Navy */
  text-align: center;
  font-size: 0.9rem;
  color: #AFC4E8; /* Text Secondary */
  border-top: 1px solid #1B3357; /* Divider */
}

.page-contact__copyright-text {
  margin: 0;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
  .page-contact__hero-content {
    margin-top: -80px;
    padding: 30px 15px;
  }

  .page-contact__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

  .page-contact__hero-description {
    font-size: 1rem;
  }

  .page-contact__section-title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
  }

  .page-contact__section-description {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-contact__channel-grid, .page-contact__feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
  }

  .page-contact__channel-card, .page-contact__feature-card {
    padding: 25px;
  }

  details.page-contact__faq-item summary.page-contact__faq-question {
    padding: 15px 20px;
  }

  .page-contact__faq-qtext {
    font-size: 1rem;
  }

  .page-contact__faq-toggle {
    font-size: 24px;
    width: 25px;
  }

  details.page-contact__faq-item .page-contact__faq-answer {
    padding: 0 20px 20px;
  }

  .page-contact__cta-section {
    padding: 60px 0;
  }

  .page-contact__cta-button {
    padding: 12px 25px;
    font-size: 0.95rem;
  }

  .page-contact__btn-secondary {
    margin-left: 10px;
  }
}

@media (max-width: 849px) {
  .page-contact__hero-image {
    object-fit: contain !important; /* HERO 主图区域: 移动 object-fit:contain !important */
    aspect-ratio: unset !important;
    max-height: 400px; /* Adjust max height for smaller screens */
  }
}

@media (max-width: 768px) {
  .page-contact__container {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-contact__hero-section {
    padding-top: 10px; /* HERO 主图区域: 顶距约 10px */
  }

  .page-contact__hero-content {
    margin-top: -60px;
    padding: 25px 15px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  }

  .page-contact__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .page-contact__hero-description {
    font-size: 0.95rem;
  }

  .page-contact__cta-button {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    margin: 10px 0 !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-contact__btn-secondary {
    margin-left: 0 !important;
  }

  .page-contact__cta-content {
    flex-direction: column;
    gap: 15px;
  }

  .page-contact__dark-section, .page-contact__light-bg {
    padding: 40px 0;
  }

  .page-contact__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .page-contact__section-description {
    font-size: 0.9rem;
    margin-bottom: 25px;
  }

  .page-contact__channel-grid, .page-contact__feature-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }

  .page-contact__channel-card, .page-contact__feature-card {
    padding: 20px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-contact__channel-icon, .page-contact__feature-icon {
    max-width: 120px;
    height: auto;
  }

  details.page-contact__faq-item {
    margin-bottom: 10px;
  }

  details.page-contact__faq-item summary.page-contact__faq-question {
    padding: 15px;
  }

  .page-contact__faq-qtext {
    font-size: 0.95rem;
  }

  .page-contact__faq-toggle {
    font-size: 22px;
    width: 20px;
  }

  details.page-contact__faq-item .page-contact__faq-answer {
    padding: 0 15px 15px;
    font-size: 0.9rem;
  }

  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-contact__copyright-section {
    padding: 20px 0;
  }

  /* Products section for 768px - though not explicitly in contact page, ensure if it were present */
  .page-contact__products-section {
    overflow-x: hidden;
  }
}