:root {
  --violet: #6366f1;
  --violet-dark: #4f46e5;
  --violet-light: #a5b4fc;
  --gold: #fbbf24;
  --ink: #0f172a;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--ink);
  background: #fafafa;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

text, svg text {
  text-rendering: geometricPrecision;
}

h1, h2, h3, .font-display {
  font-family: 'Sora', sans-serif;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-bg {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #6366f1 100%);
}

.card-shadow {
  box-shadow: 0 20px 60px -15px rgba(99, 102, 241, .35), 0 4px 6px -2px rgba(0, 0, 0, .05);
}

.float {
  animation: float 6s ease-in-out infinite;
  will-change: transform;
}

@keyframes float {
  0%, 100% {
    transform: translate3d(0, 0, 0) rotate(-6deg);
  }
  50% {
    transform: translate3d(0, -18px, 0) rotate(-6deg);
  }
}

.float-slow {
  animation: floatSlow 8s ease-in-out infinite;
  will-change: transform;
}

@keyframes floatSlow {
  0%, 100% {
    transform: translate3d(0, 0, 0) rotate(-0.05deg);
  }
  50% {
    transform: translate3d(0, -12px, 0) rotate(-0.05deg);
  }
}

.pulse-dot {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.15);
    opacity: .7;
  }
}

.stamp-anim {
  animation: stamp 3s ease-in-out infinite;
}

@keyframes stamp {
  0%, 70%, 100% {
    transform: scale(0);
    opacity: 0;
  }
  80% {
    transform: scale(1.2);
    opacity: 1;
  }
  90% {
    transform: scale(1);
    opacity: 1;
  }
}

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all .8s cubic-bezier(.16, 1, .3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.grid-bg {
  background-image:
    linear-gradient(rgba(99, 102, 241, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, .07) 1px, transparent 1px);
  background-size: 40px 40px;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .4;
  z-index: 0;
}

.nav-blur {
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, .75);
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  transition: all .3s ease;
  box-shadow: 0 10px 30px -10px rgba(99, 102, 241, .6);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px -10px rgba(99, 102, 241, .8);
}

.feature-card {
  transition: all .4s cubic-bezier(.16, 1, .3, 1);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 25px 50px -12px rgba(99, 102, 241, .25);
}

.price-card {
  transition: all .4s ease;
}

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

.shine {
  position: relative;
  overflow: hidden;
}

.shine::after {
  content: '';
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .3), transparent);
  transform: skewX(-25deg);
  animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
  0%, 100% {
    left: -75%;
  }
  50% {
    left: 125%;
  }
}

details[open] summary .chev {
  transform: rotate(180deg);
}

.chev {
  transition: transform .3s ease;
}