/* style/index.css */
:root {
  --primary-color: #E53935;
  --secondary-color: #FF5A4F;
  --text-main-color: #333333;
  --card-bg-color: #FFFFFF;
  --background-color: #F5F7FA;
  --border-color: #E0E0E0;
  --guide-box-bg: #f5e6d3;
  --home-content-border: #3477c9;
  --home-content-shadow: #3477c9;
}

.page-index {
  font-family: 'Arial', sans-serif;
  color: var(--text-main-color);
  line-height: 1.6;
  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(--primary-color);
}

.page-index__section-title.tieudevip {
  display: inline-block;
  padding: 8px 25px;
  border: 2px solid #3477c9;
  border-radius: 5px;
  background-color: var(--card-bg-color);
  color: #3477c9;
  box-shadow: 0 4px 15px rgba(52, 119, 201, 0.3);
  font-size: 1.8em;
  text-transform: uppercase;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 30px;
}

.page-index__hero-carousel-section {
  padding-top: 10px;
  padding-bottom: 0;
  margin-bottom: 0;
  overflow: hidden;
}

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

.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;
}

.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;
  font-size: 1.5em;
  z-index: 10;
  border-radius: 5px;
}

.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: 5px;
}

.page-index__hero-slider-dot {
  width: 10px;
  height: 10px;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  cursor: pointer;
}

.page-index__hero-slider-dot.is-active {
  background-color: white;
}

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

.page-index__guide-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  gap: 8px;
}

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

.page-index__guide-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

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

.page-index__guide-card--pos-1 {
  padding-top: 50px;
}

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

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

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

.page-index__guide-card--pos-5 {
  padding-top: 50px;
}

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

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

.page-index__home-content-box {
  max-width: 91%;
  width: 100%;
  margin: 0 auto;
  padding: 10px 16px;
  border: 5px solid var(--home-content-border);
  border-radius: 15px;
  box-shadow: 0 0 20px var(--home-content-shadow);
  height: 700px;
  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 space */
}

.page-index__home-content-inner h1 {
  font-size: clamp(1.8em, 2.5vw, 2.5em);
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-index__home-content-inner h2 {
  font-size: clamp(1.5em, 2vw, 2em);
  color: var(--primary-color);
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-index__home-content-inner h3 {
  font-size: clamp(1.2em, 1.8vw, 1.6em);
  color: var(--text-main-color);
  margin-top: 25px;
  margin-bottom: 10px;
}

.page-index__home-content-inner p,
.page-index__home-content-inner li {
  font-size: 1em;
  margin-bottom: 10px;
}

.page-index__wp-caption {
  text-align: center;
  margin: 20px 0;
}

.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, 0.1);
}

.page-index__wp-caption figcaption {
  font-style: italic;
  font-size: 0.9em;
  color: #666;
  margin-top: 10px;
}

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

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

.page-index__blog-card {
  background-color: var(--card-bg-color);
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  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, 0.2);
}

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

.page-index__blog-media {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  overflow: hidden;
}

.page-index__blog-media img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  transition: transform 0.3s ease;
}

.page-index__blog-card:hover .page-index__blog-media img {
  transform: scale(1.05);
}

.page-index__blog-date {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: var(--primary-color);
  color: white;
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 0.8em;
  font-weight: bold;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

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

.page-index__blog-title {
  font-size: 1.2em;
  font-weight: bold;
  padding: 15px;
  margin: 0;
  color: var(--primary-color);
}

.page-index__blog-excerpt {
  font-size: 0.9em;
  color: #666;
  padding: 0 15px 15px;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2; /* Limit to 2 lines */
  -webkit-box-orient: vertical;
}

.page-index__app-download-section {
  background: linear-gradient(180deg, var(--secondary-color) 0%, var(--primary-color) 100%);
  color: #ffffff;
  padding: 50px 0;
  text-align: center;
}

.page-index__app-download-container {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.page-index__app-download-text {
  flex: 1;
  max-width: 600px;
  text-align: left;
}

.page-index__app-download-title {
  font-size: 2.5em;
  font-weight: bold;
  margin-bottom: 20px;
  color: #ffffff;
}

.page-index__app-download-description {
  font-size: 1.1em;
  margin-bottom: 30px;
}

.page-index__app-download-image {
  flex: 1;
  max-width: 400px;
}

.page-index__app-download-image img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-index__btn-primary {
  display: inline-block;
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  padding: 12px 30px;
  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;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-index__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-index__guide-card {
    flex: 0 0 calc(25% - 8px);
    max-width: calc(25% - 8px);
  }
  .page-index__blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-index__app-download-container {
    flex-direction: column;
    text-align: center;
  }
  .page-index__app-download-text {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .page-index__hero-carousel-section {
    padding-top: 10px !important;
  }
  .page-index__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }
  .page-index__section-title.tieudevip {
    font-size: 1.5em;
    padding: 6px 20px;
  }
  .page-index__hero-slider-prev,
  .page-index__hero-slider-next {
    padding: 8px 10px;
    font-size: 1.2em;
  }

  .page-index__guide-box {
    padding: 15px;
  }
  .page-index__guide-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
  }
  .page-index__guide-card {
    flex: none;
    max-width: none;
    padding-top: 0 !important;
  }
  .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__home-content-box {
    max-width: 100%;
    height: auto;
    padding: 20px 16px;
  }
  .page-index__home-content-inner {
    height: auto;
    overflow: visible;
    padding-right: 0;
  }
  .page-index__home-content-inner h1 {
    font-size: 1.8em;
  }
  .page-index__home-content-inner h2 {
    font-size: 1.5em;
  }
  .page-index__home-content-inner h3 {
    font-size: 1.3em;
  }

  .page-index__blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-index__blog-title {
    font-size: 1.1em;
  }
  .page-index__blog-excerpt {
    font-size: 0.85em;
  }

  .page-index__app-download-container {
    flex-direction: column;
    gap: 20px;
  }
  .page-index__app-download-text {
    max-width: 100%;
    text-align: center;
  }
  .page-index__app-download-title {
    font-size: 2em;
  }
  .page-index__app-download-description {
    font-size: 1em;
  }
  .page-index__app-download-image {
    max-width: 80%;
  }

  /* General mobile responsive for images and buttons */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index__section-content,
  .page-index__guide-box,
  .page-index__home-content-box,
  .page-index__blog-card,
  .page-index__app-download-container,
  .page-index__btn-primary,
  .page-index a[class*="button"],
  .page-index a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-index__btn-primary,
  .page-index a[class*="button"],
  .page-index a[class*="btn"] {
    white-space: normal !important;
    word-wrap: break-word !important;
    display: block !important; /* Ensure buttons stack if in flex row */
    margin-left: auto;
    margin-right: auto;
  }
}