/* style/news-platform-updates.css */

/* Biến CSS cục bộ cho trang */
:root {
  --page-news-primary-color: #007bff;
  --page-news-secondary-color: #ffc107;
  --page-news-text-dark: #333;
  --page-news-text-light: #fff;
  --page-news-bg-light: #f8f9fa;
  --page-news-bg-dark: #0056b3; /* Darker variant of primary for contrast */
}

.page-news-platform-updates {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-news-text-dark);
  background-color: var(--page-news-bg-light);
}

.page-news-platform-updates__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-news-platform-updates__hero {
  background: linear-gradient(135deg, var(--page-news-primary-color), var(--page-news-secondary-color));
  color: var(--page-news-text-light);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-news-platform-updates__hero::before {
  content: '';
  position: absolute;
  top: -50px;
  left: -50px;
  width: 200px;
  height: 200px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: rotate(45deg);
  animation: page-news-hero-animate 10s infinite alternate;
}

.page-news-platform-updates__hero::after {
  content: '';
  position: absolute;
  bottom: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  transform: rotate(-30deg);
  animation: page-news-hero-animate 12s infinite reverse alternate;
}

@keyframes page-news-hero-animate {
  0% { transform: scale(1) rotate(45deg); }
  100% { transform: scale(1.2) rotate(60deg); }
}

.page-news-platform-updates__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  font-weight: bold;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  color: var(--page-news-text-light);
}

.page-news-platform-updates__hero-subtitle {
  font-size: 1.4em;
  margin-bottom: 40px;
  color: var(--page-news-text-light);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-news-platform-updates__hero-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-news-platform-updates__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.page-news-platform-updates__btn--primary {
  background-color: var(--page-news-secondary-color);
  color: var(--page-news-text-dark);
  border: 2px solid var(--page-news-secondary-color);
}

.page-news-platform-updates__btn--primary:hover {
  background-color: #e6b000; /* Slightly darker yellow */
  border-color: #e6b000;
  transform: translateY(-3px);
}

.page-news-platform-updates__btn--secondary {
  background-color: transparent;
  color: var(--page-news-text-light);
  border: 2px solid var(--page-news-text-light);
}

.page-news-platform-updates__btn--secondary:hover {
  background-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-3px);
}

.page-news-platform-updates__btn--small {
  padding: 10px 20px;
  font-size: 1em;
  border-radius: 5px;
  box-shadow: none;
  background-color: var(--page-news-primary-color);
  color: var(--page-news-text-light);
  border: 1px solid var(--page-news-primary-color);
}

.page-news-platform-updates__btn--small:hover {
  background-color: var(--page-news-bg-dark);
  border-color: var(--page-news-bg-dark);
}

.page-news-platform-updates__section {
  padding: 60px 0;
  background-color: var(--page-news-bg-light);
}

.page-news-platform-updates__section:nth-of-type(even) {
  background-color: #e9ecef; /* Light grey for alternating sections */
}

.page-news-platform-updates__section-title {
  font-size: 2.5em;
  color: var(--page-news-primary-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-news-platform-updates__text-block {
  font-size: 1.1em;
  margin-bottom: 25px;
  text-align: justify;
}

.page-news-platform-updates__image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  margin: 30px auto;
  display: block;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.page-news-platform-updates__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-news-platform-updates__feature-item {
  background-color: var(--page-news-text-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-news-platform-updates__feature-item:hover {
  transform: translateY(-5px);
}

.page-news-platform-updates__feature-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  object-fit: contain;
}

.page-news-platform-updates__feature-title {
  font-size: 1.6em;
  color: var(--page-news-primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-news-platform-updates__feature-description {
  font-size: 1em;
  color: var(--page-news-text-dark);
  text-align: justify;
}

.page-news-platform-updates__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-news-platform-updates__step-item {
  background-color: var(--page-news-text-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
  position: relative;
  padding-top: 60px;
}

.page-news-platform-updates__step-number {
  position: absolute;
  top: 20px;
  left: 30px;
  background-color: var(--page-news-secondary-color);
  color: var(--page-news-text-dark);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.5em;
  font-weight: bold;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.page-news-platform-updates__step-title {
  font-size: 1.5em;
  color: var(--page-news-primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-news-platform-updates__step-description {
  font-size: 1em;
  color: var(--page-news-text-dark);
  margin-bottom: 20px;
  text-align: justify;
}

.page-news-platform-updates__text-center {
  text-align: center;
  margin-top: 40px;
}

.page-news-platform-updates__promotions .page-news-platform-updates__image {
  margin-bottom: 40px;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-news-platform-updates__hero-title {
    font-size: 2.5em;
  }
  .page-news-platform-updates__hero-subtitle {
    font-size: 1.2em;
  }
  .page-news-platform-updates__section-title {
    font-size: 2em;
  }
  .page-news-platform-updates__feature-grid, .page-news-platform-updates__guide-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-news-platform-updates__hero {
    padding: 80px 0;
  }
  .page-news-platform-updates__hero-title {
    font-size: 2em;
  }
  .page-news-platform-updates__hero-subtitle {
    font-size: 1em;
  }
  .page-news-platform-updates__hero-actions {
    flex-direction: column;
    gap: 15px;
  }
  .page-news-platform-updates__btn {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-news-platform-updates__section {
    padding: 40px 0;
  }
  .page-news-platform-updates__section-title {
    font-size: 1.8em;
  }
  .page-news-platform-updates__text-block, .page-news-platform-updates__feature-description, .page-news-platform-updates__step-description {
    font-size: 0.95em;
  }
}

@media (max-width: 480px) {
  .page-news-platform-updates__hero-title {
    font-size: 1.8em;
  }
  .page-news-platform-updates__hero-subtitle {
    font-size: 0.9em;
  }
  .page-news-platform-updates__btn {
    width: 90%;
  }
  .page-news-platform-updates__section-title {
    font-size: 1.6em;
  }
  .page-news-platform-updates__feature-item, .page-news-platform-updates__step-item {
    padding: 20px;
    padding-top: 50px;
  }
  .page-news-platform-updates__step-number {
    top: 15px;
    left: 20px;
    width: 35px;
    height: 35px;
    font-size: 1.3em;
  }
}