/* style/about.css */

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

.page-about {
  background-color: var(--color-background);
  color: var(--color-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  padding-bottom: 50px; /* Ensure space above footer */
}

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

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

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

.page-about__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 10px; /* Small padding, body takes --header-offset */
  padding-bottom: 60px;
  text-align: center;
}

.page-about__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.page-about__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5); /* Darken image for text readability */
}

.page-about__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  background: rgba(0, 0, 0, 0.5); /* Semi-transparent background for text */
  border-radius: 8px;
  margin-top: 80px;
}

.page-about__main-title {
  font-size: clamp(2.2em, 5vw, 3.5em);
  color: var(--color-text-main);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

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

.page-about__cta-button {
  display: inline-block;
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-about__cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 15px var(--color-glow);
}

.page-about__section-title {
  font-size: 2.5em;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 50px;
  padding-top: 40px;
  position: relative;
}

.page-about__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 3px;
  background-color: var(--color-primary);
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-about__mission-vision-section {
  padding: 60px 0;
  background-color: var(--color-background);
}

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

.page-about__card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  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;
}

.page-about__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), 0 0 20px var(--color-glow);
}

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

.page-about__card-title {
  font-size: 1.8em;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.page-about__card-text {
  color: var(--color-text-secondary);
  font-size: 1em;
}

.page-about__values-section {
  padding: 60px 0;
  background-color: var(--color-deep-green);
}

.page-about__values-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.page-about__value-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 25px;
  text-align: left;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.page-about__value-heading {
  font-size: 1.5em;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.page-about__value-text {
  color: var(--color-text-secondary);
  font-size: 0.95em;
}

.page-about__why-choose-us-section {
  padding: 60px 0;
  background-color: var(--color-background);
}

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

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

.page-about__feature-item:hover {
  transform: translateY(-5px);
}

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

.page-about__feature-heading {
  font-size: 1.6em;
  color: var(--color-gold);
  margin-bottom: 10px;
}

.page-about__feature-text {
  color: var(--color-text-secondary);
  font-size: 0.95em;
}

.page-about__faq-section {
  padding: 60px 0;
  background-color: var(--color-deep-green);
}

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

.page-about__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.page-about__faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2em;
  font-weight: bold;
  color: var(--color-primary);
  transition: background-color 0.3s ease;
}

.page-about__faq-item summary:hover {
  background-color: rgba(var(--color-primary), 0.1);
}

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

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

.page-about__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--color-gold);
}

.page-about__faq-answer {
  padding: 0 25px 20px;
  color: var(--color-text-secondary);
  font-size: 1em;
}

.page-about__cta-section {
  padding: 80px 0;
  background-color: var(--color-primary);
  text-align: center;
  background-image: url('[GALLERY:bg:1920x400:cta_background,abstract_pattern,green_gold,tải 100usdt]');
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}

.page-about__cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6); /* Dark overlay */
  z-index: 0;
}

.page-about__cta-title,
.page-about__cta-text {
  position: relative;
  z-index: 1;
  color: var(--color-text-main);
  margin-bottom: 20px;
}

.page-about__cta-title {
  font-size: 2.8em;
  color: var(--color-gold);
  margin-bottom: 25px;
}

.page-about__cta-text {
  font-size: 1.2em;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 40px;
}

.page-about__cta-button--large {
  padding: 18px 40px;
  font-size: 1.2em;
  border-radius: 10px;
}

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

/* Tablet */
@media (max-width: 1024px) {
  .page-about__hero-content {
    margin-top: 60px;
    padding: 30px 15px;
  }

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

  .page-about__description {
    font-size: 1em;
  }

  .page-about__section-title {
    font-size: 2em;
  }

  .page-about__card-title {
    font-size: 1.6em;
  }

  .page-about__value-heading {
    font-size: 1.3em;
  }

  .page-about__feature-heading {
    font-size: 1.4em;
  }

  .page-about__faq-item summary {
    font-size: 1.1em;
    padding: 18px 20px;
  }

  .page-about__cta-title {
    font-size: 2.2em;
  }

  .page-about__cta-text {
    font-size: 1.1em;
  }
}

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

  .page-about__container,
  .page-about__hero-section,
  .page-about__mission-vision-section,
  .page-about__values-section,
  .page-about__why-choose-us-section,
  .page-about__faq-section,
  .page-about__cta-section {
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-about__hero-content {
    margin-top: 40px;
    padding: 25px 15px;
  }

  .page-about__main-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }

  .page-about__description {
    font-size: 0.95em;
  }

  .page-about__cta-button {
    padding: 12px 25px;
    font-size: 0.9em;
  }

  .page-about__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-about__content-grid,
  .page-about__values-list,
  .page-about__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-about__card,
  .page-about__value-item,
  .page-about__feature-item {
    padding: 20px;
  }

  .page-about__card-image,
  .page-about__feature-icon {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important;
    min-height: 150px !important; /* Adjust min height for mobile cards */
  }

  .page-about__card-title {
    font-size: 1.4em;
  }

  .page-about__value-heading {
    font-size: 1.2em;
  }

  .page-about__feature-heading {
    font-size: 1.3em;
  }

  .page-about__faq-item summary {
    font-size: 1em;
    padding: 15px 18px;
  }

  .page-about__faq-answer {
    padding: 0 18px 15px;
  }

  .page-about__cta-title {
    font-size: 1.8em;
  }

  .page-about__cta-text {
    font-size: 1em;
  }

  .page-about__cta-button--large {
    padding: 15px 30px;
    font-size: 1.1em;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* Ensure all images are responsive */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Ensure all image containers are responsive */
  .page-about__card,
  .page-about__feature-item,
  .page-about__hero-image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* Ensure all button containers are responsive */
  .page-about__cta-section .page-about__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}