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

/* style/support.css */
/* body đã padding-top: var(--header-offset)；tránh trùng lặp padding-top */
.page-support {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* #F2FFF6 */
  background-color: var(--bg-color); /* #08160F */
}

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 60px; /* Adjust as needed */
  padding-top: 10px; /* Small top padding, body handles header offset */
  box-sizing: border-box;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 500px; /* Limit hero image height */
  overflow: hidden;
  position: relative;
}

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

.page-support__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 20px;
  max-width: 900px;
  margin-top: -100px; /* Pull content slightly over the image for visual flow, but not *on* the image */
  background-color: var(--card-bg); /* #11271B */
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  color: var(--text-main);
}

.page-support__main-title {
  font-size: clamp(2rem, 5vw, 2.8rem); /* Responsive font size */
  font-weight: bold;
  color: var(--gold); /* #F2C14E */
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-support__intro-paragraph {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: var(--text-secondary); /* #A7D9B8 */
}

.page-support__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap; /* Allow wrapping on small screens */
  width: 100%; /* Ensure container takes full width */
  max-width: 400px; /* Limit button group width */
  margin: 0 auto;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%; /* Ensure buttons don't overflow */
}

.page-support__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: none;
}

.page-support__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
}

.page-support__btn-secondary {
  background-color: transparent;
  color: var(--text-main); /* #F2FFF6 */
  border: 2px solid var(--text-main); /* #F2FFF6 */
}

.page-support__btn-secondary:hover {
  background-color: var(--text-main); /* #F2FFF6 */
  color: var(--card-bg); /* #11271B */
  transform: translateY(-2px);
}

.page-support__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-support__section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--glow); /* #57E38D */
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-support__text-block {
  font-size: 1rem;
  margin-bottom: 30px;
  text-align: justify;
  color: var(--text-secondary); /* #A7D9B8 */
}

.page-support__image {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 30px auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  min-width: 200px; /* Minimum image size */
  min-height: 200px; /* Minimum image size */
}

.page-support__content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-support__card {
  background-color: var(--card-bg); /* #11271B */
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color); /* #2E7A4E */
  color: var(--text-main); /* #F2FFF6 */
}

.page-support__card-title {
  font-size: 1.4rem;
  color: var(--gold); /* #F2C14E */
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__card-text {
  font-size: 0.95rem;
  color: var(--text-secondary); /* #A7D9B8 */
  margin-bottom: 15px;
  flex-grow: 1; /* Ensures text block takes available space */
}

.page-support__list {
  list-style: disc;
  padding-left: 20px;
  margin-top: 10px;
  color: var(--text-secondary); /* #A7D9B8 */
}

.page-support__list li {
  margin-bottom: 8px;
}

.page-support__list a {
  color: var(--glow); /* #57E38D */
  text-decoration: none;
}

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

/* FAQ Section */
.page-support__faq-section {
  padding-bottom: 60px;
}

.page-support__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

.page-support__faq-item {
  background-color: var(--card-bg); /* #11271B */
  border: 1px solid var(--border-color); /* #2E7A4E */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--text-main); /* #F2FFF6 */
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  color: var(--gold); /* #F2C14E */
  background-color: var(--deep-green); /* #0A4B2C */
  list-style: none; /* For details/summary */
}

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

.page-support__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--text-main); /* #F2FFF6 */
}

.page-support__faq-answer {
  padding: 15px 25px 25px 25px;
  font-size: 1rem;
  color: var(--text-secondary); /* #A7D9B8 */
  border-top: 1px solid var(--divider); /* #1E3A2A */
}

.page-support__faq-answer p {
  margin-bottom: 0;
}

.page-support__faq-answer a {
  color: var(--glow); /* #57E38D */
  text-decoration: none;
}

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

/* Contact Section */
.page-support__contact-section {
  padding-bottom: 60px;
  text-align: center;
}

.page-support__contact-list {
  list-style: none;
  padding: 0;
  margin-top: 20px;
  font-size: 1.05rem;
  color: var(--text-secondary); /* #A7D9B8 */
}

.page-support__contact-list li {
  margin-bottom: 10px;
}

.page-support__contact-list li strong {
  color: var(--text-main); /* #F2FFF6 */
}

.page-support__contact-list a {
  color: var(--glow); /* #57E38D */
  text-decoration: none;
}

.page-support__contact-list a:hover {
  text-decoration: underline;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-support__hero-content {
    margin-top: -80px;
    padding: 15px;
  }
  .page-support__content-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

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

  .page-support__hero-section {
    padding-bottom: 40px;
  }

  .page-support__hero-content {
    margin-top: -60px;
    padding: 15px;
    width: calc(100% - 30px); /* Adjust width to account for padding */
    max-width: none; /* Remove max-width for mobile */
  }

  .page-support__main-title {
    font-size: clamp(1.8rem, 6vw, 2.2rem);
  }

  .page-support__intro-paragraph {
    font-size: 1rem;
  }

  .page-support__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px;
    padding: 0 15px; /* Add horizontal padding to the button container */
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    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__container {
    padding: 30px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-support__section-title {
    font-size: clamp(1.6rem, 5vw, 2rem);
    margin-bottom: 30px;
  }

  .page-support__text-block {
    font-size: 0.95rem;
  }

  .page-support__image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px;
    min-height: 200px;
    box-sizing: border-box;
  }

  .page-support__content-grid {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 20px;
  }

  .page-support__card {
    padding: 20px;
  }

  .page-support__card-title {
    font-size: 1.25rem;
  }

  .page-support__faq-list {
    margin-top: 30px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-support__faq-answer {
    padding: 10px 20px 20px 20px;
    font-size: 0.9rem;
  }

  .page-support__contact-list {
    padding: 0 15px;
  }
}

@media (max-width: 480px) {
  .page-support__hero-content {
    margin-top: -40px;
  }
}