:root {
  --primary-bg: #13111C;
  --secondary-bg: #1E1B2E;
  --accent: rgb(61, 106, 255);
  --text-clr: rgba(255, 255, 255, 0.7);
  --gradient: linear-gradient(90deg, #5f94ff, #0900ab);
  --card-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  --glass-bg: rgba(255, 255, 255, 0.05);
}

@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho&display=swap');

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Shippori Mincho", "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Noto Serif", "Noto Sans JP", "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", "Hiragino Kaku Gothic ProN", "Meiryo", "MS PGothic", "MS PMincho", "Tahoma", Geneva, sans-serif;
  background-color: var(--primary-bg);
  color: var(--text-clr);
  line-height: 1.6;
  overflow-x: hidden;
}

.play__btn, .cta__btn {
  background: var(--gradient);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 50px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.play__btn::before, .cta__btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: 0.5s;
}

.play__btn:hover::before, .cta__btn:hover::before {
  left: 100%;
}

.play__btn:hover, .cta__btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8rem 10%;
  position: relative;
  overflow: hidden;
  gap: 4rem;
}

.hero::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, var(--accent), transparent 70%);
  opacity: 0.1;
  filter: blur(100px);
  animation: pulse 8s ease-in-out infinite;
}

.hero__content {
  flex: 1;
  max-width: 600px;
  opacity: 0;
  transform: translateY(50px);
  animation: fadeInUp 1s ease forwards;
}

.hero h1 {
  font-size: 5rem;
  margin-bottom: 2rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
  position: relative;
}

.floating-cards {
  flex: 1;
  position: relative;
  width: 500px;
  height: 500px;
  perspective: 1000px;
  display: grid;
  place-items: center;
}

.card {
  position: absolute;
  width: 250px;
  height: 350px;
  background-size: cover;
  background-position: center;
  border-radius: 20px;
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.5s ease;
  transform-style: preserve-3d;
}

.card:nth-child(1) {
  transform: translateX(-50%) translateY(-20%) rotate(-15deg);
  background-image: url('https://placewaifu.com/image/250/350');
  z-index: 1;
}

.card:nth-child(2) {
  background-image: url('https://placewaifu.com/image/251/350');
  z-index: 2;
}

.card:nth-child(3) {
  transform: translateX(50%) translateY(20%) rotate(15deg);
  background-image: url('https://placewaifu.com/image/252/350');
  z-index: 3;
}

.features {
  padding: 150px 10%;
  background: var(--secondary-bg);
  position: relative;
  overflow: hidden;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 0% 0%, var(--accent), transparent 50%);
  opacity: 0.05;
  filter: blur(100px);
}

.features h2 {
  text-align: center;
  margin-bottom: 5rem;
  color: white;
  font-size: 3rem;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.features h2.visible {
  opacity: 1;
  transform: translateY(0);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  padding: 2rem;
}

.feature__card {
  background: rgba(255, 255, 255, 0.03);
  padding: 3rem;
  border-radius: 20px;
  text-align: center;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  opacity: 0;
  transform: translateY(50px);
}

.feature__card.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
  transform: translateX(-100%);
  transition: 0.5s;
}

.feature__card:hover::before {
  transform: translateX(100%);
}

.feature__card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.feature__icon {
  font-size: 3rem;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.feature__icon::after {
  content: '';
  position: absolute;
  width: 50px;
  height: 50px;
  background: var(--accent);
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.3;
  z-index: -1;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.promotions {
  padding: 150px 10%;
  position: relative;
}

.promotions h2 {
  text-align: center;
  margin-bottom: 5rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 3rem;
}

.promo__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 3rem;
  margin-top: 4rem;
}

.promo__card {
  background: var(--glass-bg);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}

.promo__card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: white;
}

.promo__card .partner__logo {
  width: 120px;
  height: 40px;
  margin-bottom: 1rem;
  object-fit: contain;
}

.promo__card:hover {
  transform: translateY(-10px);
  box-shadow: var(--card-shadow);
}

.promo__code {
  background: var(--gradient);
  padding: 1rem 2rem;
  border-radius: 10px;
  font-family: monospace;
  font-size: 1.2rem;
  color: white;
  margin: 1rem 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.promo__code::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 2s infinite;
}

.statistics {
  display: flex;
  justify-content: space-around;
  padding: 150px 10%;
  background: var(--secondary-bg);
  position: relative;
  overflow: hidden;
}

.stat {
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.stat.visible {
  opacity: 1;
  transform: translateY(0);
}

.stat__number {
  font-size: 4rem;
  font-weight: bold;
  color: white;
  display: block;
  position: relative;
}

.stat__number::after {
  content: '';
  position: absolute;
  width: 30px;
  height: 3px;
  background: var(--gradient);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
}

.stat__label {
  font-size: 1.2rem;
  margin-top: 1.5rem;
  display: block;
}

@keyframes fadeInUp {
  from {
      opacity: 0;
      transform: translateY(50px);
  }
  to {
      opacity: 1;
      transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.1; }
  50% { opacity: 0.2; }
}

@keyframes shimmer {
  100% { left: 100%; }
}

@keyframes logoGlow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.3); }
}

@media (max-width: 1200px) {
  .hero h1 {
      font-size: 4rem;
  }
  
  .floating__cards {
      width: 400px;
      height: 400px;
  }
  
  .card {
      width: 200px;
      height: 300px;
  }
}

@media (max-width: 768px) {
  .hero {
      flex-direction: column;
      text-align: center;
      padding: 6rem 5%;
  }
  
  .hero h1 {
      font-size: 3rem;
  }
  
  .hero h1::after {
      left: 50%;
      transform: translateX(-50%);
  }
  
  .floating__cards {
      margin-top: 4rem;
  }
  
  .statistics {
      flex-direction: column;
      gap: 3rem;
  }
}