/* General Resets */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #fff;
  color: #333;
  line-height: 1.6;
}

/* Header and Navigation */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background-color: #f8f5ff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

header img {
  height: 60px;
}

#tabs-top a {
  margin: 0 0.8rem;
  text-decoration: none;
  color: #444;
  font-weight: 600;
  transition: color 0.3s;
}

#tabs-top a:hover {
  color: #a000a0;
}

/* Promo Slider Section */
.promo-slider {
  position: relative;
  overflow: hidden;
  height: 400px;
}

.slider-container {
  display: flex;
  transition: transform 0.5s ease;
  width: 100%;
  height: 100%;
}

.slide {
  min-width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  position: relative;
}

.slide-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.6;
}

.slide-content {
  position: absolute;
  bottom: 50px;
  left: 50px;
  color: #fff;
  z-index: 2;
  max-width: 500px;
  background: rgba(0, 0, 0, 0.35);
  padding: 1.5rem;
  border-radius: 10px;
}

.slide-content h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.slide-content p {
  font-size: 1.1rem;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  background: rgba(255, 255, 255, 0.6);
  border: none;
  cursor: pointer;
  padding: 0.5rem 1rem;
  z-index: 3;
  color: #555;
}

.slider-btn.prev {
  left: 10px;
}

.slider-btn.next {
  right: 10px;
}

.slider-dots {
  position: absolute;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 3;
}

.slider-dots span {
  width: 10px;
  height: 10px;
  background: #fff;
  border-radius: 50%;
  opacity: 0.5;
  cursor: pointer;
}

.slider-dots .active {
  opacity: 1;
  background: #a000a0;
}

/* Main Sections */
main {
  padding: 2rem;
}

.hero, .features, .rewards, .cta {
  margin-bottom: 3rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero .btn,
.features .btn,
.rewards .btn,
.cta .btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background: #a000a0;
  color: #fff;
  text-decoration: none;
  border-radius: 25px;
  transition: background 0.3s;
}

.btn:hover {
  background: #700070;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: #444;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #fafafa;
  padding: 1.5rem;
  border-radius: 15px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

/* Rewards List */
.rewards-list {
  list-style: none;
  margin-top: 1rem;
  padding-left: 0;
}

.rewards-list li {
  margin: 0.5rem 0;
  font-weight: 500;
}

/* Footer */
footer {
  background: #f0ecff;
  text-align: center;
  padding: 1.5rem 1rem;
  margin-top: 3rem;
}

#tabs-bottom {
  margin-bottom: 1rem;
}

#tabs-bottom a {
  margin: 0 0.5rem;
  text-decoration: none;
  color: #444;
  font-weight: 600;
}

#tabs-bottom a:hover {
  color: #a000a0;
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s forwards;
  animation-delay: 0.3s;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .slide-content {
    left: 20px;
    right: 20px;
    bottom: 30px;
    padding: 1rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .slide-content h2 {
    font-size: 1.5rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }
}