:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --background-color: #08160F; /* Custom background color */
  --card-bg: #11271B;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --border-color: #2E7A4E;
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green: #0A4B2C;
}

/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */
.page-contact {
  font-family: Arial, sans-serif;
  color: var(--text-main); /* Main text color for dark background */
  background-color: var(--background-color);
  line-height: 1.6;
  overflow-x: hidden; /* Prevent horizontal scroll on desktop */
}

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

.page-contact__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  text-align: center;
  background: var(--deep-green);
  overflow: hidden;
  box-sizing: border-box;
}

.page-contact__hero-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 30px;
}

.page-contact__hero-content {
  max-width: 800px;
  z-index: 1;
  position: relative; /* Ensure content is above image if any overlap */
}

.page-contact__main-title {
  font-size: clamp(2.2rem, 4vw, 3rem); /* Responsive font size for H1 */
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-contact__hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.page-contact__cta-button {
  display: inline-block;
  background: var(--button-gradient);
  color: var(--text-main);
  padding: 14px 28px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  white-space: normal; /* Allow button text to wrap */
  word-wrap: break-word;
  box-sizing: border-box;
}

.page-contact__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 15px var(--glow-color);
}

.page-contact__cta-button--secondary {
  background: none;
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.page-contact__cta-button--secondary:hover {
  background: rgba(var(--primary-color), 0.1);
  color: var(--glow-color);
}

.page-contact__dark-section {
  background-color: var(--card-bg);
  color: var(--text-main);
}

.page-contact__section-title {
  font-size: 2.2rem;
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
  text-shadow: 0 0 8px rgba(242, 193, 78, 0.4);
}

.page-contact__section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-contact__contact-methods {
  padding: 80px 0;
  border-top: 1px solid var(--divider-color);
}

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

.page-contact__method-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--text-main);
}

.page-contact__method-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), 0 0 12px var(--glow-color);
}

.page-contact__method-icon {
  width: 100%;
  max-width: 200px;
  height: auto;
  margin: 0 auto 20px auto;
  display: block;
  object-fit: contain;
}

.page-contact__method-title {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-contact__method-text {
  color: var(--text-secondary);
  margin-bottom: 25px;
}

.page-contact__method-button {
  display: inline-block;
  background: var(--button-gradient);
  color: var(--text-main);
  padding: 10px 20px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
}

.page-contact__method-button:hover {
  background: var(--secondary-color);
  box-shadow: 0 0 10px var(--glow-color);
}

.page-contact__faq-section {
  padding: 80px 0;
  background-color: var(--background-color);
}

.page-contact__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.page-contact__faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  color: var(--text-main);
}

.page-contact__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-color);
  cursor: pointer;
  outline: none;
  list-style: none;
  user-select: none;
}

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

.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.page-contact__faq-qtext {
  flex-grow: 1;
}

.page-contact__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  margin-left: 15px;
  color: var(--gold-color);
  transition: transform 0.3s ease;
}

.page-contact__faq-item[open] .page-contact__faq-toggle {
  transform: rotate(45deg); /* Change + to X or rotate */
}

.page-contact__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--divider-color);
}

.page-contact__faq-answer p {
  margin-top: 15px;
  margin-bottom: 0;
}

.page-contact__faq-answer a {
  color: var(--secondary-color);
  text-decoration: none;
}

.page-contact__faq-answer a:hover {
  text-decoration: underline;
}

.page-contact__support-team-section {
  padding: 80px 0;
  border-top: 1px solid var(--divider-color);
  border-bottom: 1px solid var(--divider-color);
}

.page-contact__support-content-wrapper {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.page-contact__support-text {
  flex: 1;
  min-width: 300px;
  color: var(--text-main);
}

.page-contact__support-text .page-contact__section-title,
.page-contact__support-text .page-contact__section-description {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

.page-contact__support-features {
  list-style: none;
  padding: 0;
  margin-top: 20px;
  color: var(--text-secondary);
}

.page-contact__support-features li {
  margin-bottom: 10px;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
}

.page-contact__feature-icon {
  color: var(--glow-color);
  margin-right: 10px;
  font-size: 1.2rem;
}

.page-contact__support-image {
  flex: 1;
  min-width: 400px;
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  object-fit: cover;
}

.page-contact__cta-bottom {
  padding: 80px 0;
  text-align: center;
  background-color: var(--background-color);
}

.page-contact__cta-bottom .page-contact__section-title {
  color: var(--gold-color);
}

.page-contact__cta-bottom .page-contact__section-description {
  color: var(--text-secondary);
}

.page-contact__cta-bottom a {
  color: var(--secondary-color);
  text-decoration: none;
}

.page-contact__cta-bottom a:hover {
  text-decoration: underline;
}

.page-contact__btn-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-contact__hero-section {
    padding: 40px 15px;
  }

  .page-contact__main-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
  }

  .page-contact__section-title {
    font-size: 2rem;
  }

  .page-contact__support-content-wrapper {
    flex-direction: column;
    text-align: center;
  }

  .page-contact__support-text .page-contact__section-title,
  .page-contact__support-text .page-contact__section-description {
    text-align: center;
  }
  
  .page-contact__support-features {
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  .page-contact {
    font-size: 16px;
    line-height: 1.6;
  }

  /* General content area padding for mobile */
  .page-contact__container {
    padding: 0 15px !important;
  }

  .page-contact__hero-section,
  .page-contact__contact-methods,
  .page-contact__faq-section,
  .page-contact__support-team-section,
  .page-contact__cta-bottom {
    padding-left: 15px !important;
    padding-right: 15px !important;
    box-sizing: border-box !important;
  }

  .page-contact__hero-section {
    padding-top: 10px !important; /* Body handles header offset */
    padding-bottom: 30px !important;
  }

  .page-contact__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem) !important;
  }

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

  .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;
    padding: 12px 20px !important;
  }

  .page-contact__section-title {
    font-size: 1.8rem !important;
  }

  .page-contact__section-description {
    font-size: 1rem !important;
  }

  .page-contact__methods-grid {
    grid-template-columns: 1fr;
  }

  .page-contact__method-card {
    padding: 25px !important;
  }

  .page-contact__method-title {
    font-size: 1.3rem !important;
  }

  .page-contact__faq-item summary {
    font-size: 1.1rem !important;
    padding: 15px 20px !important;
  }

  .page-contact__faq-answer {
    padding: 0 20px 15px 20px !important;
  }

  .page-contact__support-image {
    min-width: unset;
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
  }

  .page-contact__btn-group {
    flex-direction: column;
    gap: 15px;
  }
  
  .page-contact__btn-group .page-contact__cta-button {
    width: 100% !important;
  }

  /* Image responsive rules */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-contact__hero-image, .page-contact__method-icon, .page-contact__support-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Ensure containers containing images/buttons/videos are responsive */
  .page-contact__hero-section,
  .page-contact__contact-methods,
  .page-contact__faq-section,
  .page-contact__support-team-section,
  .page-contact__cta-bottom,
  .page-contact__methods-grid,
  .page-contact__btn-group,
  .page-contact__support-content-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important; /* Ensure no overflow */
  }
}