/* style/about.css */

/* General styles for the about page */
.page-about {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main, #FFF3E6); /* Default text color for dark backgrounds */
  background-color: var(--background, #0D0E12); /* Assuming dark body background from shared.css */
}

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

.page-about__section-title {
  font-size: 2.5em;
  color: var(--primary-color, #FF8C1A);
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
  line-height: 1.2;
}

.page-about__section-title--light {
  color: var(--text-main, #FFF3E6);
}

.page-about__sub-title {
  font-size: 1.8em;
  color: var(--primary-color, #FF8C1A);
  margin-bottom: 15px;
  font-weight: bold;
}

/* Hero Section */
.page-about__hero-section {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column; /* Ensure image is above content */
  align-items: center;
  justify-content: center;
  min-height: 600px;
  padding-top: 10px; /* Small top padding, assuming body handles --header-offset */
  padding-bottom: 40px; /* Added padding to ensure separation from next section */
  background-color: var(--background, #0D0E12);
}

.page-about__hero-image-wrapper {
  width: 100%;
  max-height: 500px; /* Limit height for hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.page-about__hero-content {
  text-align: center;
  padding: 30px 20px;
  max-width: 900px;
  z-index: 1;
  color: var(--text-main, #FFF3E6);
}

.page-about__hero-title {
  font-size: clamp(2.5em, 5vw, 3.5em); /* Responsive font size */
  color: var(--text-main, #FFF3E6);
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-about__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Buttons */
.page-about__btn-primary,
.page-about__btn-secondary {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-about__btn-primary {
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-about__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-about__btn-secondary {
  background: #17191F; /* Card BG color for secondary button */
  color: var(--primary-color, #FF8C1A);
  border: 2px solid var(--border-color, #A84F0C);
}

.page-about__btn-secondary:hover {
  background: var(--primary-color, #FF8C1A);
  color: #ffffff;
  border-color: var(--primary-color, #FF8C1A);
  transform: translateY(-2px);
}

.page-about__btn-small {
  padding: 8px 20px;
  font-size: 0.9em;
}

/* Introduction Section */
.page-about__introduction-section {
  background-color: var(--card-bg, #17191F); /* Use Card BG for this section */
  padding: 60px 0;
  color: var(--text-main, #FFF3E6);
}

.page-about__intro-grid {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 60px;
}

.page-about__intro-grid:nth-child(even) {
  flex-direction: row-reverse;
}

.page-about__text-block {
  flex: 1;
}

.page-about__image-block {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 200px; /* Minimum width for image block */
  min-height: 200px; /* Minimum height for image block */
}

.page-about__image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  display: block;
  min-width: 200px; /* Enforce min image size */
  min-height: 200px; /* Enforce min image size */
}

.page-about__history-block {
  margin-top: 40px;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.05); /* Slightly lighter background for contrast */
  border-radius: 8px;
}

/* Why Choose Section */
.page-about__why-choose-section {
  padding: 60px 0;
  background-color: var(--background, #0D0E12); /* Dark background */
  color: var(--text-main, #FFF3E6);
}

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

.page-about__feature-card {
  background-color: var(--card-bg, #17191F);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 200px; /* Card min width */
  min-height: 300px; /* Card min height to ensure image space */
}

.page-about__card-title {
  font-size: 1.5em;
  color: var(--primary-color, #FF8C1A);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-about__card-image {
  width: 100%;
  max-width: 400px; /* Limit card image width */
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
  min-width: 200px; /* Enforce min image size */
  min-height: 200px; /* Enforce min image size */
}

/* Commitments Section */
.page-about__commitments-section {
  padding: 60px 0;
  background-color: var(--card-bg, #17191F);
  color: var(--text-main, #FFF3E6);
}

.page-about__commitments-grid {
  display: flex;
  gap: 40px;
}

.page-about__commitment-item {
  flex: 1;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.page-about__learn-more-link {
  color: var(--secondary-color, #FFA53A);
  text-decoration: none;
  font-weight: bold;
  margin-top: auto; /* Push link to bottom */
  display: inline-block;
  padding-top: 10px;
}

.page-about__learn-more-link:hover {
  text-decoration: underline;
}

/* FAQ Section */
.page-about__faq-section {
  padding: 60px 0;
  background-color: var(--background, #0D0E12); /* Use main background for this section */
  color: var(--text-main, #FFF3E6);
}

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

.page-about__faq-item {
  background-color: var(--card-bg, #17191F);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.page-about__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.1em;
  font-weight: bold;
  color: var(--primary-color, #FF8C1A);
  cursor: pointer;
  list-style: none; /* For details/summary */
}

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

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

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

.page-about__faq-toggle {
  font-size: 1.5em;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

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

.page-about__faq-answer {
  padding: 0 20px 20px;
  font-size: 1em;
  color: var(--text-main, #FFF3E6);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-about__faq-item[open] .page-about__faq-answer {
  max-height: 500px; /* Sufficiently large to show content */
  padding-top: 10px;
}

.page-about__faq-answer p {
  margin-bottom: 10px;
}

/* CTA Section */
.page-about__cta-section {
  padding: 60px 0;
  background-color: var(--background, #0D0E12);
  text-align: center;
  color: var(--text-main, #FFF3E6);
}

.page-about__cta-content {
  max-width: 800px;
}

.page-about__cta-description {
  font-size: 1.2em;
  margin-bottom: 30px;
}

/* Mobile Responsive Styles */
@media (max-width: 1024px) {
  .page-about__container {
    padding: 30px 15px;
  }

  .page-about__section-title {
    font-size: 2em;
    margin-bottom: 30px;
  }

  .page-about__sub-title {
    font-size: 1.5em;
  }

  .page-about__hero-section {
    min-height: 500px;
  }

  .page-about__hero-title {
    font-size: clamp(2em, 6vw, 3em);
  }

  .page-about__hero-description {
    font-size: 1.1em;
  }

  .page-about__intro-grid {
    flex-direction: column;
    gap: 30px;
  }

  .page-about__commitments-grid {
    flex-direction: column;
    gap: 30px;
  }

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

  .page-about__feature-card {
    padding: 25px;
  }

  .page-about__card-title {
    font-size: 1.3em;
  }

  .page-about__card-image {
    max-width: 300px;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-about__hero-section {
    padding-top: 10px !important; /* Small top padding */
    min-height: auto;
  }
  .page-about__hero-image-wrapper {
    max-height: 300px;
  }
  .page-about__hero-title {
    font-size: clamp(1.8em, 8vw, 2.5em) !important;
  }
  .page-about__hero-description {
    font-size: 1em !important;
  }
  .page-about__hero-cta-buttons {
    flex-direction: column !important;
    gap: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 通用图片与容器 */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important; /* Enforce min image size */
    min-height: 200px !important; /* Enforce min image size */
  }
  .page-about__section,
  .page-about__card,
  .page-about__container,
  .page-about__text-block,
  .page-about__image-block,
  .page-about__commitment-item,
  .page-about__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    margin-left: auto;
    margin-right: auto;
  }

  /* 按钮与按钮容器 */
  .page-about__btn-primary,
  .page-about__btn-secondary,
  .page-about a[class*="button"],
  .page-about 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-about__cta-buttons,
  .page-about__button-group,
  .page-about__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;
    display: flex;
    flex-direction: column; /* Stack buttons vertically */
  }
  .page-about__cta-section .page-about__cta-buttons {
    flex-direction: column !important;
  }

  /* 其他内容模块 */
  .page-about__introduction-section,
  .page-about__why-choose-section,
  .page-about__commitments-section,
  .page-about__faq-section,
  .page-about__cta-section {
    padding: 30px 0;
  }

  .page-about__section-title {
    font-size: 1.8em !important;
    margin-bottom: 20px !important;
  }

  .page-about__sub-title {
    font-size: 1.3em !important;
  }

  .page-about__intro-grid,
  .page-about__commitments-grid {
    gap: 20px;
  }

  .page-about__feature-card {
    padding: 20px;
  }

  .page-about__card-title {
    font-size: 1.2em;
  }

  .page-about__faq-question {
    font-size: 1em;
    padding: 15px;
  }

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