/* src/index.css */
*, *:before, *:after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #050508;
  --bg-elevated: #0a0a10;
  --bg-card: #ffffff05;
  --bg-card-hover: #ffffff0d;
  --border: #ffffff0f;
  --border-hover: #7c3aed80;
  --purple: #7c3aed;
  --purple-light: #a855f7;
  --purple-glow: #7c3aed26;
  --cyan: #06b6d4;
  --cyan-glow: #06b6d426;
  --blue: #3b82f6;
  --magenta: #ec4899;
  --text: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #334155;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
}

html {
  scroll-behavior: auto;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  background: var(--bg);
  min-height: 100vh;
}

#root {
  position: relative;
  min-height: 100vh;
}

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

button {
  cursor: pointer;
  color: inherit;
  background: none;
  border: none;
  font-family: inherit;
}

.noise-overlay {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
  inset: 0;
}

.loading-screen {
  position: fixed;
  z-index: 10000;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items:  center;
  gap: 32px;
  transition: opacity .8s cubic-bezier(.16,1,.3,1), visibility .8s;
  inset: 0;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-logo {
  font-family: var(--font-mono);
  letter-spacing: .15em;
  background: linear-gradient(135deg, var(--purple-light), var(--cyan));
  -webkit-text-fill-color: transparent;
  animation: loadPulse 1.5s ease-in-out infinite;
  -webkit-background-clip: text;
  background-clip: text;
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
}

@keyframes loadPulse {
  0%, 100% {
    opacity: .4;
    transform: scale(.98);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

.loading-bar {
  background: var(--border);
  overflow: hidden;
  border-radius: 2px;
  width: 200px;
  height: 2px;
}

.loading-bar-fill {
  background: linear-gradient(90deg, var(--purple), var(--cyan));
  animation: loadBar 1.8s ease-in-out forwards;
  border-radius: 2px;
  height: 100%;
}

@keyframes loadBar {
  0% {
    width: 0;
  }

  100% {
    width: 100%;
  }
}

.cursor-dot {
  position: fixed;
  background: var(--purple-light);
  pointer-events: none;
  z-index: 9998;
  mix-blend-mode: screen;
  box-shadow: 0 0 20px var(--purple-glow), 0 0 60px var(--purple-glow);
  border-radius: 50%;
  width: 8px;
  height: 8px;
  transition: transform .15s, opacity .3s;
}

.cursor-ring {
  position: fixed;
  pointer-events: none;
  z-index: 9997;
  border: 1px solid #a855f74d;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  transition: width .4s cubic-bezier(.16,1,.3,1), height .4s cubic-bezier(.16,1,.3,1), border-color .3s, opacity .3s;
}

.cursor-ring.expanded {
  border-color: #06b6d466;
  width: 64px;
  height: 64px;
}

.section {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 48px;
}

.section-label {
  font-family: var(--font-mono);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--purple);
  display: flex;
  align-items:  center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: .58rem;
  font-weight: 600;
}

.section-label:before {
  content: "";
  background: var(--purple);
  width: 16px;
  height: 1px;
}

.section-title {
  letter-spacing: -.03em;
  margin-bottom: 12px;
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 900;
  line-height: 1.1;
}

.section-subtitle {
  color: var(--text-secondary);
  max-width: 480px;
  font-size: clamp(.82rem, 1.6vw, .95rem);
  line-height: 1.7;
}

.gradient-text {
  background: linear-gradient(135deg, var(--purple-light), var(--cyan));
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
}

.gradient-text-warm {
  background: linear-gradient(135deg, var(--purple-light), var(--magenta));
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
}

.reveal {
  opacity: 0;
  transition: opacity 1s cubic-bezier(.16,1,.3,1), transform 1s cubic-bezier(.16,1,.3,1);
  transform: translateY(60px);
}

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

.reveal-delay-1 {
  transition-delay: .1s;
}

.reveal-delay-2 {
  transition-delay: .2s;
}

.reveal-delay-3 {
  transition-delay: .3s;
}

.reveal-delay-4 {
  transition-delay: .4s;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  padding: 22px;
  transition: all .5s cubic-bezier(.16,1,.3,1);
}

.card:before {
  content: "";
  position: absolute;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  background: linear-gradient(135deg, #0000 40%, #7c3aed33, #0000 60%);
  border-radius: 14px;
  padding: 1px;
  transition: opacity .5s;
  inset: 0;
}

.card:hover:before {
  opacity: 1;
}

.card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px #7c3aed14, 0 0 0 1px #7c3aed26;
}

.tilt-card {
  transform-style: preserve-3d;
  perspective: 1000px;
}

.glow-card {
  position: relative;
}

.glow-card:after {
  content: "";
  position: absolute;
  background: conic-gradient(from var(--glow-angle, 0deg), transparent 60%, var(--purple) 70%, var(--cyan) 80%, transparent 90%);
  z-index: -1;
  opacity: 0;
  border-radius: 21px;
  transition: opacity .5s;
  inset: -1px;
}

.glow-card:hover:after {
  opacity: .4;
  animation: glowRotate 4s linear infinite;
}

@keyframes glowRotate {
  to {
    --glow-angle: 360deg;
  }
}

.tag {
  display: inline-block;
  font-family: var(--font-mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--purple-light);
  background: #7c3aed1a;
  border: 1px solid #7c3aed33;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: .55rem;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  font-family: var(--font-mono);
  letter-spacing: .03em;
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  align-items:  center;
  gap: 8px;
  padding: 10px 22px;
  transition: all .4s cubic-bezier(.16,1,.3,1);
  font-size: .72rem;
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple), #6d28d9);
  color: #fff;
  box-shadow: 0 4px 30px #7c3aed40, inset 0 1px #ffffff1a;
}

.btn-primary:after {
  content: "";
  position: absolute;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  opacity: 0;
  transition: opacity .4s;
  inset: 0;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 50px #7c3aed66, inset 0 1px #ffffff26;
}

.btn-primary:hover:after {
  opacity: 1;
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text-secondary);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  color: var(--text);
  background: #7c3aed0d;
  border-color: #7c3aed80;
  transform: translateY(-3px);
}

.section-divider {
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  width: 100%;
  max-width: 1300px;
  height: 1px;
  margin: 0 auto;
}

.gradient-bg {
  position: absolute;
  filter: blur(120px);
  opacity: .08;
  pointer-events: none;
  border-radius: 50%;
  width: 600px;
  height: 600px;
}

.scroll-progress {
  position: fixed;
  background: linear-gradient(90deg, var(--purple), var(--cyan), var(--magenta));
  z-index: 10001;
  transform-origin: left;
  height: 2px;
  transition: none;
  top: 0;
  left: 0;
}

@media (width <= 768px) {
  .section {
    padding: 48px 16px;
  }

  .section-title {
    font-size: clamp(1.3rem, 5.5vw, 1.8rem) !important;
  }

  .section-subtitle {
    font-size: .8rem !important;
  }

  .section-label {
    margin-bottom: 8px !important;
    font-size: .52rem !important;
  }

  .card {
    border-radius: 12px;
    padding: 18px;
  }

  .btn {
    padding: 9px 18px;
    font-size: .68rem;
  }

  .cursor-dot, .cursor-ring {
    display: none !important;
  }
}

@media (hover: none) {
  .cursor-dot, .cursor-ring {
    display: none !important;
  }
}