/* style/index.css */

:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --background-color: #0A0A0A;
  --card-bg-color: #111111;
  --text-main-color: #FFF6D6;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  --dark-text-color: #333333; /* For light button backgrounds */
}

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

.page-index__section {
  padding: 20px 0;
  margin-bottom: 20px;
}

.page-index__section-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-index__section-title {
  font-size: 2.2em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 30px;
  color: var(--text-main-color);
}

/* tieudevip style */
.tieudevip {
  font-size: 2em;
  font-weight: 700;
  text-align: center;
  color: #3477c9; /* Specific blue for tieudevip */
  border: 1px solid #3477c9;
  padding: 10px 20px;
  display: inline-block;
  margin: 20px auto 40px;
  border-radius: 5px;
  box-shadow: 0 2px 10px rgba(52, 119, 201, 0.4);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.page-index__hero-carousel-section {
  padding-top: 10px; /* Small top padding, assuming body has header offset */
  overflow: hidden;
}

.page-index__hero-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 8px;
}

.page-index__hero-slide {
  display: none;
  width: 100%;
}

.page-index__hero-slide.is-active {
  display: block;
}

.page-index__hero-slide img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-index__hero-slider-prev,
.page-index__hero-slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  z-index: 10;
  border-radius: 50%;
  font-size: 1.5em;
}

.page-index__hero-slider-prev {
  left: 10px;
}

.page-index__hero-slider-next {
  right: 10px;
}

.page-index__hero-slider-dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}

.page-index__hero-slider-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
}

.page-index__hero-slider-dots button.is-active {
  background-color: var(--primary-color);
}

.page-index__guide-box {
  max-width: 100%;
  margin: 0 auto;
  padding: 16px 20px 24px;
  background: #f5e6d3;
  border-radius: 4px;
  box-sizing: border-box;
  text-align: center;
}

.page-index__guide-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start; /* For mountain effect */
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.page-index__guide-card {
  display: block;
  flex: 0 0 calc(20% - 8px);
  max-width: calc(20% - 8px);
  text-decoration: none;
  box-sizing: border-box;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-index__guide-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-index__guide-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 250 / 350; /* Maintain vertical aspect ratio */
  object-fit: contain;
  display: block;
  border-radius: 4px;
}

/* PC 错落：中间高、两边平行 */
.page-index__guide-card--pos-1,
.page-index__guide-card--pos-5 {
  padding-top: 50px;
}

.page-index__guide-card--pos-2,
.page-index__guide-card--pos-4 {
  padding-top: 25px;
}

.page-index__guide-card--pos-3 {
  padding-top: 0;
}

.page-index__home-content-section {
  padding: 40px 0;
}

.page-index__home-content-row {
  display: flex;
  justify-content: center;
}

.page-index__home-content-box {
  max-width: 91%; /* ~1100px for 1200px container */
  margin: 0 auto;
  padding: 10px 16px;
  border: 5px solid #3477c9;
  border-radius: 15px;
  box-shadow: 0 0 20px #3477c9;
  height: 700px; /* Fixed height for desktop */
  text-align: left;
  box-sizing: border-box;
  background-color: var(--card-bg-color);
}

.page-index__home-content-inner {
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 8px; /* For scrollbar */
}

.page-index__home-content-title {
  font-size: clamp(1.8em, 2.5vw, 2.5em);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--primary-color);
  text-align: center;
  line-height: 1.2;
}

.page-index__content-subtitle {
  font-size: 1.8em;
  font-weight: 600;
  margin-top: 30px;
  margin-bottom: 15px;
  color: var(--secondary-color);
}

.page-index__content-sub-item {
  font-size: 1.3em;
  font-weight: 500;
  margin-top: 20px;
  margin-bottom: 10px;
  color: var(--text-main-color);
}

.page-index__home-content-box p,
.page-index__home-content-box ul,
.page-index__home-content-box li {
  margin-bottom: 15px;
  color: var(--text-main-color);
}

.page-index__home-content-box ul {
  list-style-type: disc;
  margin-left: 20px;
}

.page-index__home-content-box strong {
  color: var(--primary-color);
}

.page-index__wp-caption {
  margin: 20px auto;
  text-align: center;
}

.page-index__wp-caption img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-index__wp-caption figcaption {
  font-style: italic;
  font-size: 0.9em;
  color: var(--text-main-color);
  margin-top: 10px;
}

.page-index__blog-section {
  padding: 40px 0;
  background-color: var(--card-bg-color);
}

.page-index__blog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.page-index__blog-card {
  background-color: var(--background-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-index__blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-index__blog-card-link {
  text-decoration: none;
  display: block;
  color: var(--text-main-color);
}

.page-index__blog-media {
  position: relative;
  overflow: hidden;
  border-radius: 8px 8px 0 0;
}

.page-index__blog-media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-index__blog-date {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: var(--primary-color);
  color: #000000; /* Dark text for primary color background */
  padding: 5px 10px;
  border-radius: 4px;
  font-size: 0.8em;
  font-weight: bold;
  text-align: center;
  line-height: 1.2;
}

.page-index__blog-date span:first-child { display: block; font-size: 1.2em; }

.page-index__blog-title {
  font-size: 1.2em;
  font-weight: 600;
  margin: 15px;
  color: var(--primary-color);
  line-height: 1.4;
}

.page-index__blog-excerpt {
  font-size: 0.9em;
  margin: 0 15px 15px;
  color: var(--text-main-color);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.page-index__app-download-section {
  padding: 40px 0;
  text-align: center;
  background-color: var(--background-color);
}

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

.page-index__app-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-index__btn-primary {
  background: var(--button-gradient);
  color: var(--dark-text-color); /* Dark text for light gradient */
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
  display: inline-block;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

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

/* General image responsive styles */
.page-index img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

  .tieudevip {
    font-size: 1.5em;
    margin: 15px auto 25px;
    padding: 8px 15px;
  }

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

  .page-index__hero-slider-prev,
  .page-index__hero-slider-next {
    padding: 8px 10px;
    font-size: 1.2em;
  }

  .page-index__hero-slider-dots {
    bottom: 5px;
  }

  .page-index__guide-box {
    padding: 15px;
  }

  .page-index__guide-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
  }

  .page-index__guide-card {
    flex: none;
    max-width: none;
    padding-top: 0 !important; /* Reset desktop mountain effect */
  }

  /* Mobile: Upper two, lower three */
  .page-index__guide-card--pos-1,
  .page-index__guide-card--pos-2 {
    grid-column: span 3;
  }

  .page-index__guide-card--pos-3,
  .page-index__guide-card--pos-4,
  .page-index__guide-card--pos-5 {
    grid-column: span 2;
  }

  .page-index__guide-card img {
    aspect-ratio: 250 / 350; /* Maintain vertical aspect ratio */
    object-fit: contain;
  }

  .page-index__home-content-section {
    padding: 20px 0;
  }

  .page-index__home-content-box {
    max-width: 100%;
    height: auto; /* Auto height for mobile */
    padding: 15px;
    border-width: 3px;
    border-radius: 10px;
  }

  .page-index__home-content-inner {
    height: auto; /* Auto height for mobile */
    overflow: visible; /* Show all content for mobile */
    padding-right: 0;
  }

  .page-index__home-content-title {
    font-size: 1.5em;
    margin-bottom: 15px;
  }

  .page-index__content-subtitle {
    font-size: 1.5em;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-index__content-sub-item {
    font-size: 1.1em;
    margin-top: 15px;
  }

  .page-index__blog-section {
    padding: 20px 0;
  }

  .page-index__blog-grid {
    grid-template-columns: repeat(2, 1fr); /* 2 columns for mobile */
    gap: 15px;
  }

  .page-index__blog-card-link {
    padding-bottom: 10px;
  }

  .page-index__blog-title {
    font-size: 1em;
    margin: 10px;
  }

  .page-index__blog-excerpt {
    font-size: 0.85em;
    margin: 0 10px 10px;
  }

  .page-index__app-download-section {
    padding: 20px 0;
  }

  .page-index__app-description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-index__app-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
    padding: 0 15px;
  }

  .page-index__btn-primary {
    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-index__section-content,
  .page-index__card,
  .page-index__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

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