/* ── Reset & Base ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #1F2937;
  font-family: Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Particle Layer ── */
#tsparticles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* ── Content Layer ── */
.content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100vh;
  text-align: center;
  padding: 2rem;
}

/* ── Vignette Overlay ── */
.vignette {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    transparent 40%,
    rgba(31, 41, 55, 0.4) 70%,
    rgba(31, 41, 55, 0.8) 100%
  );
}

/* ── Logo ── */
.logo {
  width: 64px;
  height: 64px;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: scale(0.7);
  animation: scaleIn 0.6s ease-out 1s forwards;
}

/* ── Title ── */
.title {
  font-family: 'Bebas Neue', Helvetica, Arial, sans-serif;
  font-size: 3rem;
  font-weight: 400;
  color: #FFFFFF;
  letter-spacing: 0.3em;
  margin-bottom: 0.75rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease-out 1.5s forwards;
}

/* ── Tagline ── */
.tagline {
  font-size: 1.125rem;
  color: #9CA3AF;
  letter-spacing: 0.1em;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease-out 2s forwards;
}

/* ── Link ── */
.cta-link {
  display: inline-block;
  padding: 0.625rem 1.75rem;
  color: #9CA3AF;
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  border: 1px solid rgba(156, 163, 175, 0.3);
  border-radius: 9999px;
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease-out 2.5s forwards;
}

.cta-link:hover {
  color: #FFFFFF;
  border-color: transparent;
  background: linear-gradient(#1F2937, #1F2937) padding-box,
              linear-gradient(45deg, #F97316, #EC4899, #8B5CF6, #06B6D4) border-box;
  border: 1px solid transparent;
  box-shadow: 0 0 20px rgba(249, 115, 22, 0.15),
              0 0 40px rgba(236, 72, 153, 0.1);
}

/* ── Animations ── */
@keyframes scaleIn {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

/* ── Responsive ── */
@media (max-width: 640px) {
  .logo {
    width: 48px;
    height: 48px;
  }

  .title {
    font-size: 2rem;
    letter-spacing: 0.2em;
  }

  .tagline {
    font-size: 0.875rem;
  }
}