/* style/support.css */
/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */

:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --text-dark: #333333;
  --text-light: #ffffff;
  --bg-dark: #0a0a0a;
  --bg-light: #f8f9fa;
  --btn-login-color: #EA7C07;
}

.page-support {
  color: var(--text-light); /* Body background is #0a0a0a (dark), so text should be light */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background: var(--primary-color);
  min-height: 500px;
  box-sizing: border-box;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 30px;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-support__hero-content {
  max-width: 900px;
  z-index: 1;
}

.page-support__main-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  color: var(--text-light);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

.page-support__description {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-support__btn-primary {
  background: var(--btn-login-color); /* Sử dụng màu cam cho nút chính */
  color: var(--text-light);
  border: 2px solid var(--btn-login-color);
}

.page-support__btn-primary:hover {
  background: darken(var(--btn-login-color), 10%);
  transform: translateY(-2px);
}

.page-support__btn-secondary {
  background: transparent;
  color: var(--text-light);
  border: 2px solid var(--text-light);
}

.page-support__btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.page-support__section {
  padding: 60px 20px;
  box-sizing: border-box;
}

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

.page-support__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
  color: var(--primary-color);
}

.page-support__section-intro {
  font-size: 1.1rem;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-dark); /* Default for light backgrounds */
}

/* FAQ Section */
.page-support__faq-section {
  background: var(--bg-dark);
  color: var(--text-light);
}

.page-support__faq-section .page-support__section-title {
  color: var(--text-light);
}

.page-support__faq-section .page-support__section-intro {
  color: var(--text-light);
}

.page-support__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-support__faq-item {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  overflow: hidden;
  color: var(--text-light);
  transition: background-color 0.3s ease;
}

.page-support__faq-item:hover {
  background: rgba(255, 255, 255, 0.15);
}

.page-support__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-weight: bold;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  color: var(--text-light);
}

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

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

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

.page-support__faq-toggle {
  margin-left: 15px;
  font-size: 1.5rem;
  line-height: 1;
}

.page-support__faq-answer {
  padding: 0 20px 20px;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
}

/* Guides Section */
.page-support__guides-section {
  background: var(--bg-light);
}

.page-support__guides-section .page-support__section-title,
.page-support__guides-section .page-support__section-intro {
  color: var(--text-dark);
}

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

.page-support__guide-card {
  background: var(--secondary-color);
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease;
  color: var(--text-dark);
}

.page-support__guide-card:hover {
  transform: translateY(-5px);
}

.page-support__guide-image {
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-support__guide-title {
  font-size: 1.4rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-support__guide-text {
  font-size: 0.95rem;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.page-support__guide-card .page-support__btn-primary {
  background: var(--primary-color);
  border: 2px solid var(--primary-color);
  color: var(--text-light);
  width: auto; /* Override max-width: 100% for desktop */
  padding: 10px 20px;
  font-size: 0.9rem;
}

.page-support__guide-card .page-support__btn-primary:hover {
  background: darken(var(--primary-color), 10%);
}

/* Contact Section */
.page-support__contact-section {
  background: var(--primary-color);
  color: var(--text-light);
}

.page-support__contact-section .page-support__section-title {
  color: var(--text-light);
}

.page-support__contact-section .page-support__section-intro {
  color: var(--text-light);
}

.page-support__contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.page-support__contact-card {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 25px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: 250px;
  color: var(--text-light);
}

.page-support__contact-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 15px;
  object-fit: contain;
  min-width: 200px; /* Ensure minimum size */
  min-height: 200px; /* Ensure minimum size */
}

.page-support__contact-title {
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--text-light);
}

.page-support__contact-text {
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex-grow: 1;
  color: rgba(255, 255, 255, 0.8);
}

.page-support__contact-card .page-support__btn-secondary {
  background: var(--secondary-color);
  color: var(--primary-color);
  border: 2px solid var(--secondary-color);
  padding: 10px 20px;
  font-size: 0.9rem;
  width: auto; /* Override max-width: 100% for desktop */
}

.page-support__contact-card .page-support__btn-secondary:hover {
  background: darken(var(--secondary-color), 10%);
}

/* Policies Section */
.page-support__policies-section {
  background: var(--bg-light);
}

.page-support__policies-section .page-support__section-title,
.page-support__policies-section .page-support__section-intro {
  color: var(--text-dark);
}

.page-support__policy-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.page-support__policy-item {
  background: var(--secondary-color);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  padding: 25px;
  color: var(--text-dark);
}

.page-support__policy-item a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-support__policy-item a:hover {
  text-decoration: underline;
}

.page-support__policy-title {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.page-support__policy-text {
  font-size: 0.95rem;
  color: var(--text-dark);
}

/* Why Choose Us Section */
.page-support__why-choose-us {
  background: var(--bg-dark);
}

.page-support__why-choose-us .page-support__section-title,
.page-support__why-choose-us .page-support__section-intro {
  color: var(--text-light);
}

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

.page-support__advantage-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 25px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--text-light);
}

.page-support__advantage-icon {
  width: 200px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
  min-width: 200px; /* Ensure minimum size */
  min-height: 150px; /* Ensure minimum size */
}

.page-support__advantage-title {
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-support__advantage-text {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
}

.page-support__cta-bottom {
  text-align: center;
}

.page-support__cta-bottom .page-support__btn-primary {
  background: var(--btn-login-color);
  border: 2px solid var(--btn-login-color);
  color: var(--text-light);
  padding: 15px 40px;
  font-size: 1.1rem;
}

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

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

  .page-support__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .page-support__description {
    font-size: 1rem;
  }

  .page-support__section-title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .page-support__section-intro {
    font-size: 1rem;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support a[class*="button"],
  .page-support a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__cta-buttons,
  .page-support__button-group,
  .page-support__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

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

  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__guide-card,
  .page-support__contact-card,
  .page-support__policy-item,
  .page-support__advantage-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden;
  }

  .page-support__hero-section {
    padding-top: 10px !important;
  }

  .page-support__contact-icon,
  .page-support__advantage-icon {
    min-width: 200px !important; /* Enforce min-width for mobile */
    min-height: auto !important;
    width: 100% !important;
    height: auto !important;
    max-width: 200px !important; /* Keep it from becoming too large */
  }

  .page-support__guide-image {
    max-height: 150px;
  }

  .page-support__guide-card .page-support__btn-primary,
  .page-support__contact-card .page-support__btn-secondary {
    width: 100% !important;
    padding: 12px 15px;
  }
}

@media (max-width: 480px) {
  .page-support__hero-section {
    padding: 30px 10px;
  }
  .page-support__section {
    padding: 30px 10px;
  }
  .page-support__main-title {
    font-size: clamp(1.6rem, 9vw, 2.2rem);
  }
  .page-support__section-title {
    font-size: clamp(1.4rem, 8vw, 2rem);
  }
}