/* ================================================================
   VARIABLES
================================================================= */
:root {
  --bg:         #010408;
  --space-near: #06111e;
}

/* ================================================================
   RESET
================================================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
}

body {
  background: var(--bg);
  color: rgba(255, 255, 255, 0.82);
  font-family: 'Courier New', monospace;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a   { color: inherit; }

/* ================================================================
   BACKGROUND
================================================================= */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background: radial-gradient(
    ellipse 140% 70% at 50% -5%,
    var(--space-near) 0%,
    var(--bg) 55%,
    #000 100%
  );
  pointer-events: none;
}

/* ================================================================
   STAR FIELD
================================================================= */
.stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.star {
  position: absolute;
  border-radius: 50%;
  background: #fff;
  pointer-events: none;
  animation: twinkle var(--d, 3s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}

@keyframes twinkle {
  0%, 100% { opacity: var(--o, 0.55); }
  50%       { opacity: calc(var(--o, 0.55) * 0.12); }
}

/* ================================================================
   LANDING LAYOUT
================================================================= */
.landing {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  gap: 3rem;
}

/* ================================================================
   HEADER
================================================================= */
.landing__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  text-align: center;
}

.landing__logo {
  width: 280px;
  height: 280px;
  object-fit: contain;
  border-radius: 50%;
  filter:
    drop-shadow(0 0 18px rgba(80, 160, 255, 0.85))
    drop-shadow(0 0 48px rgba(60, 120, 255, 0.55))
    drop-shadow(0 0 90px rgba(40, 80, 220, 0.35));
  animation: logo-pulse 3.5s ease-in-out infinite;
}

@keyframes logo-pulse {
  0%, 100% {
    filter:
      drop-shadow(0 0 18px rgba(80, 160, 255, 0.85))
      drop-shadow(0 0 48px rgba(60, 120, 255, 0.55))
      drop-shadow(0 0 90px rgba(40, 80, 220, 0.35));
  }
  50% {
    filter:
      drop-shadow(0 0 28px rgba(100, 180, 255, 1))
      drop-shadow(0 0 70px rgba(80, 140, 255, 0.75))
      drop-shadow(0 0 120px rgba(60, 100, 240, 0.5));
  }
}

.landing__title {
  font-family: 'Bebas Neue', 'Impact', sans-serif;
  font-size: 3.5rem;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1;
}

.landing__tagline {
  font-size: 0.6rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
}

/* ================================================================
   TILES
================================================================= */
.landing__tiles {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  width: 280px;
  padding: 2.25rem 1.75rem;
  background: rgba(30, 32, 38, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  gap: 0.8rem;
  box-shadow:
    inset 1px 1px 0 rgba(255, 255, 255, 0.10),
    inset -1px -1px 0 rgba(0, 0, 0, 0.55),
    0 8px 32px rgba(0, 0, 0, 0.5);
  transition:
    background   0.25s ease,
    border-color 0.25s ease,
    transform    0.25s ease,
    box-shadow   0.25s ease;
}

.tile:hover {
  background: rgba(40, 45, 55, 0.75);
  border-color: rgba(255, 255, 255, 0.14);
  transform: translateY(-4px);
  box-shadow:
    inset 1px 1px 0 rgba(255, 255, 255, 0.13),
    inset -1px -1px 0 rgba(0, 0, 0, 0.55),
    0 16px 48px rgba(0, 0, 0, 0.65);
}

.tile__icon {
  width: 44px;
  height: 44px;
  color: rgba(255, 255, 255, 0.45);
  transition: color 0.25s ease;
}

.tile:hover .tile__icon {
  color: rgba(255, 255, 255, 0.7);
}

.tile__icon svg {
  width: 100%;
  height: 100%;
}

.tile__heading {
  font-family: 'Bebas Neue', 'Impact', sans-serif;
  font-size: 1.55rem;
  letter-spacing: 0.07em;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.15;
}

.tile__body {
  font-size: 0.78rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.42);
  letter-spacing: 0.02em;
}

.tile__cta {
  margin-top: 0.4rem;
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.28);
  transition: color 0.2s ease;
}

.tile:hover .tile__cta {
  color: rgba(255, 255, 255, 0.65);
}

/* ================================================================
   MOBILE
================================================================= */
@media (max-width: 640px) {
  .landing__title {
    font-size: 2.6rem;
  }

  .tile {
    width: 100%;
    max-width: 340px;
  }
}