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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
}

.title {
  color: #e8e8e8;
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.subtitle {
  color: #a0a0a0;
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1rem;
}

.cards-wrapper {
  display: flex;
  gap: 1rem;
  height: 70vh;
  min-height: 400px;
}

.card {
  flex: 1;
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  cursor: pointer;
  transition: flex 0.5s cubic-bezier(0.4, 0, 0.2, 1), filter 0.5s ease;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.card:not(.active) {
  flex: 0.2;
  filter: grayscale(100%) brightness(0.6);
}

.card:not(.active):hover {
  filter: grayscale(80%) brightness(0.7);
}

.card.active {
  flex: 5;
  filter: grayscale(0%) brightness(1);
  cursor: default;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.card-bg {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform 0.5s ease;
}

.card.active .card-bg {
  transform: scale(1.05);
}

.card.active:hover .card-bg {
  transform: scale(1.08);
}

.card-title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1.5rem;
  color: white;
  font-size: 1.5rem;
  font-weight: 600;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  transform: translateY(100%);
  transition: transform 0.4s ease, writing-mode 0.4s ease;
}

.card.active .card-title {
  left: 0;
  right: 0;
  transform: translateY(0);
  writing-mode: horizontal-tb;
  text-align: left;
  letter-spacing: normal;
}

.card:not(.active) .card-title {
  font-size: 1rem;
  padding: 1rem 0.5rem;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  left: 50%;
  right: auto;
  bottom: 1rem;
  transform: translateX(-50%);
  letter-spacing: 0.2em;
  white-space: nowrap;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.5));
}

@media (max-width: 768px) {
  .cards-wrapper {
    flex-direction: column;
    height: 80vh;
  }

  .card:not(.active) {
    flex: 0.15;
  }

  .title {
    font-size: 1.75rem;
  }
}