:root{
  --bg: #000;
  --fg: #fff;
  --muted: rgba(255,255,255,0.72);
  --accent-github: #ff4976; /* warm pink for sponsor accent */
  --accent-x: #00acee;      /* blue-ish for X (keeps contrast) */
  --glow: 0 8px 30px rgba(138,180,255,0.08);
  --max-width: 900px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  --radius: 14px;
  --gap: 1.25rem;
  --logo-size: 88px;
  --logo-half-size: 44px;
  --logo-yellow: #f7c948;
  --logo-amber: #ff9f1c;
  --logo-red: #ef4444;
  --logo-deep-red: #c81e3a;
  color-scheme: dark;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  display:flex;
  min-height:100vh;
  flex-direction:column;
  align-items:center;
  padding:3rem 1.25rem;
  text-rendering:optimizeLegibility;
}

.site-header{
  text-align:center;
  padding-top:calc(var(--logo-size) + 0.5rem);
  margin-bottom:2rem;
}

.logo-link{
  position:fixed;
  top:3rem;
  left:0;
  z-index:10;
  display:block;
  width:var(--logo-size);
  height:var(--logo-size);
  will-change:transform;
  animation:dvd-bounce-x 8.7s linear 2s infinite alternate both;
}

.logo{
  width:var(--logo-size);
  height:var(--logo-size);
  border-radius:16px;
  display:block;
  margin:0;
  object-fit:cover;
  border:2px solid rgba(255,255,255,0.06);
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.005));
  will-change:transform;
  animation:dvd-bounce-y 6.3s linear 2s infinite alternate both;
}

@keyframes dvd-bounce-x{
  0%{ transform:translateX(calc(50vw - var(--logo-half-size))); }
  50%{ transform:translateX(calc(100vw - var(--logo-size))); }
  100%{ transform:translateX(0); }
}

@keyframes dvd-bounce-y{
  from{ transform:translateY(0); }
  to{ transform:translateY(calc(100dvh - var(--logo-size) - 3rem)); }
}

.site-title{
  margin:0;
  font-size:1.4rem;
  font-weight:700;
  letter-spacing:0.02em;
  display:inline-block;
  transform-origin:center;
  will-change:transform;
}

.site-title.is-logo-bouncing{
  animation:logo-title-journey 12s cubic-bezier(.22,.61,.36,1) both;
}

@keyframes logo-title-journey{
  0%{
    color:var(--fg);
    transform:translate(0, 0) scale(1);
    text-shadow:none;
  }

  38%{
    color:var(--logo-yellow);
    transform:translate(var(--title-shift-x), var(--title-shift-y)) scale(1.45);
    text-shadow:0 0 20px color-mix(in srgb, var(--logo-yellow) 65%, transparent);
  }

  53%{
    color:var(--logo-red);
    transform:translate(var(--title-shift-x), var(--title-shift-y)) scale(1.45);
    text-shadow:0 0 24px color-mix(in srgb, var(--logo-red) 70%, transparent);
  }

  68%{
    color:var(--logo-deep-red);
    transform:translate(var(--title-shift-x), var(--title-shift-y)) scale(1.45);
    text-shadow:0 0 20px color-mix(in srgb, var(--logo-deep-red) 65%, transparent);
  }

  100%{
    color:var(--fg);
    transform:translate(0, 0) scale(1);
    text-shadow:none;
  }
}

.content{
  width:100%;
  max-width:var(--max-width);
  display:flex;
  align-items:center;
  justify-content:center;
  gap:var(--gap);
  flex:1 0 auto;
}

/* Social container */
.social-buttons{
  position:relative;
  z-index:20;
  display:flex;
  gap:1rem;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
}

/* Button base */
.btn{
  --pad-y: 0.7rem;
  --pad-x: 1.1rem;
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:0.8rem;
  padding:var(--pad-y) var(--pad-x);
  border-radius:var(--radius);
  color:var(--fg);
  text-decoration:none;
  font-weight:700;
  font-size:1rem;
  min-width:220px;
  justify-content:center;
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: var(--glow);
  transform: translateZ(0);
  transition: transform .18s cubic-bezier(.2,.9,.2,1), box-shadow .18s ease, background .18s ease;
}

/* Icon */
.icon{
  width:20px;
  height:20px;
  display:block;
  flex: 0 0 20px;
  color:var(--fg);
}

/* Glow + pulse for sponsor button */
.sponsor-btn{
  position:relative;
  background: linear-gradient(120deg, rgba(255,73,118,0.12), rgba(255,73,118,0.06));
  border: 1px solid rgba(255,73,118,0.12);
  box-shadow: 0 6px 30px rgba(255,73,118,0.06);
}

/* Glow + pulse for X button */
.x-btn{
  position:relative;
  background: linear-gradient(120deg, rgba(0,172,238,0.08), rgba(0,172,238,0.03));
  border: 1px solid rgba(0,172,238,0.10);
  box-shadow: 0 8px 30px rgba(0,172,238,0.05);
}

/* Pulse pseudo-element */
.btn::after{
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: calc(var(--radius) + 6px);
  z-index: -1;
  opacity: 0;
  transition: opacity .18s ease, transform .25s ease;
  pointer-events: none;
}

.sponsor-btn::after{
  background: radial-gradient(circle at center, rgba(255,73,118,0.14), rgba(255,73,118,0.02) 40%, transparent 60%);
}

.x-btn::after{
  background: radial-gradient(circle at center, rgba(0,172,238,0.12), rgba(0,172,238,0.02) 40%, transparent 60%);
}

/* Hover/focus: intensify glow and slight lift */
.btn:hover, .btn:focus{
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 20px 50px rgba(0,0,0,0.6), 0 12px 40px rgba(138,180,255,0.06);
  outline: none;
}
.btn:focus-visible{
  box-shadow: 0 0 0 4px rgba(138,180,255,0.08), 0 18px 40px rgba(0,0,0,0.6);
}

/* Show pulse on an animation loop */
@keyframes pulseGlow {
  0% { transform: scale(1); opacity: 0.45; filter: blur(0); }
  50% { transform: scale(1.05); opacity: 0.12; filter: blur(6px); }
  100% { transform: scale(1); opacity: 0.45; filter: blur(0); }
}

/* Attach animations to the pseudo-element for subtle pulsing */
.sponsor-btn::after, .x-btn::after{
  animation: pulseGlow 2.8s ease-in-out infinite;
  opacity: 0.45;
}

.btn.is-logo-overlapping{
  background:#0a0a0a !important;
}

.btn.is-logo-overlapping::after{
  background:transparent;
  border:2px solid rgba(138,180,255,0.68);
  box-shadow:0 0 12px rgba(138,180,255,0.35);
  animation:logo-pass-border 0.7s ease-in-out infinite;
  opacity:1;
}

@keyframes logo-pass-border{
  0%, 100%{
    transform:scale(1);
    border-color:rgba(138,180,255,0.42);
    box-shadow:0 0 10px rgba(138,180,255,0.25);
  }

  50%{
    transform:scale(1.06);
    border-color:rgba(255,255,255,0.95);
    box-shadow:0 0 24px rgba(138,180,255,0.8);
  }
}

/* Accessibility: respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .btn, .btn::after, .logo-link, .logo, .site-title { transition: none !important; animation: none !important; transform: none !important; }

  .site-header{
    padding-top:0;
  }

  .logo-link{
    position:static;
    width:auto;
    height:auto;
  }

  .logo{
    margin:0 auto 0.5rem;
  }
}

/* Footer and utilities */
.site-footer{
  width:100%;
  max-width:var(--max-width);
  text-align:center;
  color:var(--muted);
  padding:1.25rem 0 0;
  font-size:0.9rem;
}

/* Visually-hidden helper */
.visually-hidden{
  position: absolute !important;
  height: 1px; width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

/* Responsive tweaks */
@media (max-width:520px){
  .social-buttons{
    flex-direction: column;
    gap: 0.75rem;
    align-items: stretch;
  }

  .btn{
    min-width: 0;
    width: 100%;
    max-width: 420px;
    font-size: 1rem;
    padding: 0.9rem 1rem;
  }

  :root{
    --logo-size:72px;
    --logo-half-size:36px;
  }

  .content{ padding: 1rem; }
}

/* Lunr search styles (kept at end) */
.search-wrap { width:100%; max-width:720px; margin: 1rem auto; text-align:left; }
#search-input {
  width:100%;
  padding:0.88rem 1rem;
  border-radius:12px;
  background: #050505;
  border:1px solid rgba(255,255,255,0.06);
  color:#fff;
  font-weight:600;
  outline:none;
}
#search-input:focus { box-shadow: 0 6px 24px rgba(138,180,255,0.06); }
.search-results { margin-top:0.5rem; }
.sr-item { padding:0.6rem 0; border-bottom:1px solid rgba(255,255,255,0.03); }
.sr-title { color:#fff; font-weight:700; text-decoration:none; }
.sr-snippet { color: rgba(255,255,255,0.72); margin:0.35rem 0 0; font-size:0.95rem; }
.no-results { color:var(--muted); padding:0.5rem 0; }