:root {
  color-scheme: light;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  --bg: #f5f2ff;
  --primary: #5b2be0;
  --primary-dark: #3a1c9c;
  --text: #1f1b2e;
  --muted: #5d566d;
  --card: #ffffff;
  --shadow: 0 20px 50px rgba(37, 28, 77, 0.15);
}

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

body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
  padding: 4rem 8vw;
  align-items: center;
  background: linear-gradient(135deg, #fff, #ebe4ff);
}

.hero__badge {
  display: inline-flex;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(91, 43, 224, 0.12);
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  margin-bottom: 1rem;
}

.hero p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__note {
  color: var(--muted);
  font-size: 0.95rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border-radius: 999px;
  padding: 0.85rem 1.5rem;
  font-weight: 600;
  border: 2px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 60px rgba(91, 43, 224, 0.3);
}

.btn__icon {
  display: inline-flex;
  width: 1.2rem;
  height: 1.2rem;
}

.btn__icon svg {
  fill: currentColor;
}

.hero__art {
  position: relative;
  min-height: 280px;
}

.marble {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff 0%, #b391ff 40%, #5b2be0 100%);
  box-shadow: 0 25px 60px rgba(75, 47, 160, 0.35);
}

.marble--small {
  position: absolute;
  width: 90px;
  height: 90px;
  right: 10%;
  top: 10%;
  background: radial-gradient(circle at 30% 30%, #fff 0%, #ffb8e1 45%, #ff77b7 100%);
}

.marble--tiny {
  position: absolute;
  width: 50px;
  height: 50px;
  right: 28%;
  bottom: 20%;
  background: radial-gradient(circle at 30% 30%, #fff 0%, #ffe6a1 45%, #ffb24d 100%);
}

.ring {
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 3px dashed rgba(91, 43, 224, 0.4);
  top: 5%;
  left: 5%;
  animation: spin 12s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.section {
  padding: 3.5rem 8vw;
}

.section h2 {
  font-size: clamp(1.6rem, 2.3vw, 2.2rem);
  margin-bottom: 2rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.8rem;
}

.feature-card {
  background: var(--card);
  padding: 1.8rem;
  border-radius: 1.2rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: rgba(91, 43, 224, 0.12);
  margin-bottom: 1rem;
}

.feature-card__icon svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: var(--primary);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 {
  margin-bottom: 0.6rem;
}

.feature-card p {
  color: var(--muted);
}


.gallery {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.gallery img {
  display: block;
  width: 100%;
  max-width: min(90vw, 640px);
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #f2ecff;
  border-radius: 0.6rem;
  box-shadow: 0 10px 30px rgba(37, 28, 77, 0.07);
}

.feature-card figcaption {
  border-radius: 1.2rem;
  padding: 1rem;
  box-shadow: 0 18px 40px rgba(37, 28, 77, 0.15);
}

.section--download {
  background: #ffffff;
}

.download {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.download__icon {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: 1.2rem 1.6rem;
  border-radius: 1.2rem;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.download__icon:hover {
  transform: translateY(-4px);
}

.download__icon svg {
  width: 48px;
  height: 48px;
  fill: none;
  stroke: #fff;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer {
  text-align: center;
  padding: 2rem 1rem 3rem;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 600px) {
  .hero {
    padding: 3rem 6vw;
  }

  .section {
    padding: 3rem 6vw;
  }
}