/* style/ti-app.css */
.page-ti-app {
  font-family: 'Arial', sans-serif;
  color: #333;
  line-height: 1.6;
  background-color: #f8f8f8;
}

.page-ti-app__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.page-ti-app__hero-section {
  background: linear-gradient(135deg, #003366, #1a4a7f);
  color: #fff;
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-ti-app__hero-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: #FFD700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-ti-app__hero-description {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.page-ti-app__hero-image {
  max-width: 100%;
  height: auto;
  margin-top: 40px;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-ti-app__download-buttons {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.page-ti-app__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;
  cursor: pointer;
  border: none;
  text-align: center;
}

.page-ti-app__btn--primary {
  background-color: #FFD700;
  color: #003366;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.page-ti-app__btn--primary:hover {
  background-color: #e6c200;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.page-ti-app__btn--secondary {
  background-color: #003366;
  color: #fff;
  border: 2px solid #FFD700;
  box-shadow: 0 4px 15px rgba(0, 51, 102, 0.4);
}

.page-ti-app__btn--secondary:hover {
  background-color: #002244;
  border-color: #e6c200;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 51, 102, 0.6);
}

.page-ti-app__btn--outline {
  background-color: transparent;
  color: #003366;
  border: 2px solid #003366;
  padding: 12px 25px;
}

.page-ti-app__btn--outline:hover {
  background-color: #003366;
  color: #FFD700;
}

.page-ti-app__btn--large {
  padding: 18px 40px;
  font-size: 1.3em;
}

.page-ti-app__features-section,
.page-ti-app__download-guide-section,
.page-ti-app__getting-started-section,
.page-ti-app__faq-section,
.page-ti-app__cta-section,
.page-ti-app__contact-info {
  padding: 60px 0;
  background-color: #fff;
  margin-bottom: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-ti-app__features-section {
  background-color: #eef4f8;
}

.page-ti-app__section-title {
  font-size: 2.2em;
  color: #003366;
  text-align: center;
  margin-bottom: 20px;
  position: relative;
}

.page-ti-app__section-title::after {
  content: '';
  width: 80px;
  height: 4px;
  background-color: #FFD700;
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.page-ti-app__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px;
  color: #555;
}

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

.page-ti-app__feature-item {
  background-color: #fdfdfd;
  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-ti-app__feature-item:hover {
  transform: translateY(-5px);
}

.page-ti-app__feature-title {
  font-size: 1.5em;
  color: #003366;
  margin-bottom: 15px;
}

.page-ti-app__feature-item p {
  color: #666;
}

.page-ti-app__image--full-width {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top: 40px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.page-ti-app__platform-tabs {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
  gap: 15px;
}

.page-ti-app__tab-btn {
  background-color: #f0f0f0;
  border: 1px solid #ddd;
  padding: 12px 25px;
  font-size: 1.1em;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.3s ease;
  color: #003366;
  font-weight: bold;
}

.page-ti-app__tab-btn:hover {
  background-color: #e0e0e0;
}

.page-ti-app__tab-btn--active {
  background-color: #003366;
  color: #FFD700;
  border-color: #003366;
}

.page-ti-app__tab-content {
  display: none;
  padding: 30px;
  border: 1px solid #eee;
  border-radius: 10px;
  background-color: #fdfdfd;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-ti-app__tab-content--active {
  display: block;
}

.page-ti-app__sub-title {
  font-size: 1.8em;
  color: #003366;
  margin-bottom: 25px;
  text-align: center;
}

.page-ti-app__step-list {
  list-style: none;
  padding: 0;
  counter-reset: step-counter;
}

.page-ti-app__step-list li {
  margin-bottom: 20px;
  padding-left: 40px;
  position: relative;
  font-size: 1.05em;
  color: #444;
}

.page-ti-app__step-list li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  top: 0;
  background-color: #FFD700;
  color: #003366;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1em;
}

.page-ti-app__step-list strong {
  color: #003366;
}

.page-ti-app__guide-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-ti-app__download-area {
  text-align: center;
  margin-top: 40px;
}

.page-ti-app__qr-code {
  width: 180px;
  height: 180px;
  border: 5px solid #003366;
  border-radius: 10px;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-ti-app__getting-started-section .page-ti-app__content-row {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.page-ti-app__getting-started-section .page-ti-app__content-item {
  flex: 1;
  min-width: 300px;
  background-color: #fdfdfd;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.page-ti-app__faq-list {
  margin-top: 40px;
}

.page-ti-app__faq-item {
  background-color: #fdfdfd;
  margin-bottom: 15px;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-ti-app__faq-question {
  font-size: 1.3em;
  color: #003366;
  margin-bottom: 10px;
  cursor: pointer;
  position: relative;
  padding-right: 30px;
}

.page-ti-app__faq-question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  font-size: 1.2em;
  color: #FFD700;
  font-weight: bold;
}

.page-ti-app__faq-question.active::after {
  content: '-';
}

.page-ti-app__faq-answer {
  font-size: 1em;
  color: #555;
  display: none;
  padding-top: 10px;
  border-top: 1px solid #eee;
  margin-top: 15px;
}

.page-ti-app__cta-section {
  background: linear-gradient(135deg, #003366, #002244);
  color: #fff;
  text-align: center;
  padding: 80px 0;
  border-radius: 10px;
}

.page-ti-app__cta-title {
  font-size: 2.5em;
  color: #FFD700;
  margin-bottom: 20px;
}

.page-ti-app__cta-description {
  font-size: 1.2em;
  max-width: 900px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.page-ti-app__contact-info {
    background-color: #f0f8ff;
    text-align: center;
    padding: 50px 0;
}

.page-ti-app__contact-info .page-ti-app__section-title {
    color: #003366;
    margin-bottom: 20px;
}

.page-ti-app__contact-info p {
    max-width: 700px;
    margin: 0 auto 30px;
    font-size: 1.1em;
    color: #444;
}

.page-ti-app__contact-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-ti-app__hero-title {
    font-size: 2em;
  }
  .page-ti-app__hero-description {
    font-size: 1em;
  }
  .page-ti-app__download-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-ti-app__btn {
    width: 80%;
    margin: 0 auto;
  }
  .page-ti-app__section-title {
    font-size: 1.8em;
  }
  .page-ti-app__feature-grid {
    grid-template-columns: 1fr;
  }
  .page-ti-app__getting-started-section .page-ti-app__content-row {
    flex-direction: column;
  }
  .page-ti-app__cta-title {
    font-size: 2em;
  }
   .page-ti-app__contact-buttons {
    flex-direction: column;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .page-ti-app__hero-title {
    font-size: 1.6em;
  }
  .page-ti-app__section-title {
    font-size: 1.5em;
  }
  .page-ti-app__tab-btn {
    font-size: 0.9em;
    padding: 10px 15px;
  }
  .page-ti-app__sub-title {
    font-size: 1.5em;
  }
  .page-ti-app__faq-question {
    font-size: 1.1em;
  }
  .page-ti-app__cta-title {
    font-size: 1.8em;
  }
}