*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  background-color: #0b1020;
  background-image:
    linear-gradient(135deg, rgba(8, 10, 25, 0.55), rgba(8, 10, 25, 0.75)),
    url('assets/background.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  overflow: hidden;
}

.stage {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 4vw, 3rem);
}

.glass-card {
  position: relative;
  width: min(560px, 92vw);
  padding: clamp(2rem, 5vw, 3.25rem);
  text-align: center;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  transform: translateZ(0);
  animation: fadeUp 0.9s ease-out both;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #6ee7b7;
  box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.6);
  animation: pulse 1.8s ease-out infinite;
}

.brand {
  margin: 1.25rem 0 0.5rem;
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.65) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tagline {
  margin: 0.25rem 0 0.75rem;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.88);
}

.sub {
  margin: 0;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.5;
}

.footer {
  position: absolute;
  bottom: 1.5rem;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.04em;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.55);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(110, 231, 183, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(110, 231, 183, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .glass-card,
  .dot {
    animation: none;
  }
}

@media (max-width: 480px) {
  body {
    background-attachment: scroll;
  }
}