/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */

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

.page-support {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--qgwin-text-main); /* Default text color for dark body background */
  background-color: var(--qgwin-bg); /* Ensure consistency with body background */
}

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

.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  text-align: center;
  overflow: hidden;
  background-color: var(--qgwin-bg);
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  position: relative;
  z-index: 0;
  margin-bottom: 20px;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7); /* Slightly dim image for text readability */
}

.page-support__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  color: var(--qgwin-text-main);
}

.page-support__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: bold;
  margin-bottom: 20px;
  color: var(--qgwin-gold-color);
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
}

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

.page-support__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-support__btn-primary,
.page-support__btn-secondary,
.page-support__btn-tertiary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
}

.page-support__btn-primary {
  background: var(--qgwin-btn-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-support__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

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

.page-support__btn-secondary:hover {
  background: var(--qgwin-gold-color);
  color: var(--qgwin-bg);
}

.page-support__btn-tertiary {
  background: var(--qgwin-deep-green-color);
  color: var(--qgwin-text-main);
  border: 1px solid var(--qgwin-border-color);
  padding: 8px 15px;
  font-size: 0.9rem;
}

.page-support__btn-tertiary:hover {
  background: var(--qgwin-main-color);
}

.page-support__section-title {
  font-size: 2.5rem;
  font-weight: bold;
  text-align: center;
  margin-bottom: 30px;
  color: var(--qgwin-gold-color);
  text-shadow: 0 0 8px rgba(87, 227, 141, 0.3);
}

.page-support__section-intro {
  font-size: 1.1rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px auto;
  color: var(--qgwin-text-secondary);
}

.page-support__channels-section, .page-support__security-section, .page-support__contact-cta {
  padding: 80px 0;
  background-color: var(--qgwin-bg);
  color: var(--qgwin-text-main);
}

.page-support__faq-section, .page-support__faq-section-final {
  padding: 80px 0;
  background-color: var(--qgwin-card-bg);
  color: var(--qgwin-text-main);
}

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

.page-support__card {
  background-color: var(--qgwin-card-bg);
  border: 1px solid var(--qgwin-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(--qgwin-text-main);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-support__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-support__channel-icon, .page-support__security-icon {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  filter: brightness(0.9);
}

.page-support__card-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--qgwin-gold-color);
}

.page-support__card-text {
  font-size: 1rem;
  color: var(--qgwin-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-support__feature-list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
  text-align: left;
  color: var(--qgwin-text-secondary);
}

.page-support__feature-list li {
  margin-bottom: 8px;
  padding-left: 25px;
  position: relative;
}

.page-support__feature-list li::before {
  content: '✓';
  color: var(--qgwin-glow-color);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.page-support__faq-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-support__faq-item {
  background-color: var(--qgwin-bg);
  border: 1px solid var(--qgwin-border-color);
  border-radius: 10px;
  overflow: hidden;
  color: var(--qgwin-text-main);
}

.page-support__faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--qgwin-text-main);
  background-color: var(--qgwin-card-bg);
  border-bottom: 1px solid var(--qgwin-divider-color);
}

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

.page-support__faq-item[open] summary {
  border-bottom: 1px solid var(--qgwin-main-color);
}

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

.page-support__faq-qtext {
  flex-grow: 1;
  text-align: left;
  color: var(--qgwin-gold-color);
}

.page-support__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--qgwin-glow-color);
}

.page-support__faq-answer {
  padding: 20px 25px;
  font-size: 1rem;
  color: var(--qgwin-text-secondary);
  text-align: left;
}

.page-support__faq-answer p {
  margin-bottom: 15px;
}

.page-support__contact-cta .page-support__section-title {
  color: var(--qgwin-main-color);
}

.page-support__contact-cta .page-support__description {
  color: var(--qgwin-text-secondary);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-support__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-support__section-title {
    font-size: 2rem;
  }
}

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

  .page-support__container {
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* Ensure small top padding */
  }

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

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

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support__btn-tertiary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    text-align: center;
  }

  .page-support__channels-section, .page-support__security-section, .page-support__faq-section, .page-support__faq-section-final, .page-support__contact-cta {
    padding: 40px 0;
  }

  .page-support__section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
  }

  .page-support__section-intro {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-support__channels-grid, .page-support__security-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-support__card {
    padding: 20px;
  }

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

  .page-support__hero-image-wrapper,
  .page-support__container,
  .page-support__channels-grid,
  .page-support__security-grid,
  .page-support__faq-list,
  .page-support__cta-buttons,
  .page-support__card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-support__faq-item summary {
    font-size: 1rem;
    padding: 15px 20px;
  }
  .page-support__faq-answer {
    padding: 15px 20px;
  }
  .page-support__faq-qtext {
    font-size: 1rem;
  }
  .page-support__faq-toggle {
    font-size: 1.5rem;
  }
}

/* Ensure images do not use filter to change color */
.page-support img {
  filter: none; /* Remove any potential color filters */
}

/* Specific filter for hero image for readability, not color change */
.page-support__hero-image {
  filter: brightness(0.7);
}