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

/* BASE */
html, body {
  height: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  /*background: #020617;*/
  color: #e5e7eb;
}

footer {
    margin-bottom: 24vh;
    padding-top: 12vh;
    padding-bottom: 1vh;
    text-align: center;
    color: #6b7280;
    font-size: 0.9rem;
    
} footer p {font-size: 0.875rem;} footer a { color: #7d9ed1; text-decoration: none;} footer a:hover {text-decoration: underline;}

/* ANIMATION */
@keyframes float {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(-50px, -100px, -50px) scale(1.05);
  }
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
}

/* BACKGROUND WRAPPER */
.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: #020617;
}

/* COLOR GLOWS */
.bg-glow {
  position: absolute;
  inset: -25%;
  animation: float 10s ease-in-out infinite;
  will-change: transform;

  background:
    radial-gradient(
      60% 80% at 0% 50%,
      rgba(34, 197, 94, 0.45),
      transparent 100%
    ),
    radial-gradient(
      60% 80% at 100% 30%,
      rgba(56, 189, 248, 0.40),
      transparent 100%
    ),
    radial-gradient(
      50% 70% at 50% 100%,
      rgba(139, 92, 246, 0.30),
      transparent 100%
    );
}

/* DARK VIGNETTE (JetBrains magic) */
.bg-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    rgba(2, 6, 23, 0) 0%,
    #020617 200%
  );
}

/* SUBTLE NOISE */
.bg-noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  /*background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");*/
}

/* CONTENT */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  text-align: center;
  padding: 24px;
  transform: translateY(-8vh);
}

main {
    position: relative;
    z-index: 1;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

p {
  font-size: 1.25rem;
  color: #acb3be;
}

.card {
  max-width: 680px;
  margin: 90px;
  padding: 24px 28px;

  background: rgba(2, 6, 23, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  

  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 4px solid #22c55e;
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
    
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.card h2 {
  font-size: 1.6rem;
  margin-bottom: 14px;
  position: relative;
}

.card h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 48px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg,#22c55e,#38bdf8);
  transition: width 0.6s ease;}
.card:hover h2::after { transition: width 0.6s ease; width: 96px; } 
#card-center {  margin-left: auto; margin-right: auto; margin-top: 250px;}