/* ── Tokens ─────────────────────────────────────────── */
:root {
  --bg:        #0a0e1a;
  --gold:      #c9a84c;
  --gold-dim:  rgba(201, 168, 76, .35);
  --gold-glow: rgba(201, 168, 76, .18);
  --text:      #e8e6e1;
  --text-muted: #8a8a9a;
  --font:      'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Binary rain canvas ─────────────────────────────── */
.binary-rain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Cursor glow ────────────────────────────────────── */
.cursor-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, var(--gold-glow) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  opacity: 0;
  z-index: 2;
  will-change: transform, opacity;
  transition: opacity .4s ease;
}

/* ── Splash container ───────────────────────────────── */
.splash {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.6rem;
  padding: 4rem 3rem;
}

.splash::before {
  content: '';
  position: absolute;
  inset: -120px -160px;
  z-index: -1;
  pointer-events: none;
  border-radius: 50%;
  background:
    radial-gradient(ellipse 55% 50% at 50% 48%,
      rgba(10, 14, 26, .92) 0%,
      rgba(10, 14, 26, .65) 40%,
      rgba(10, 14, 26, .30) 65%,
      rgba(10, 14, 26, .08) 82%,
      transparent 100%);
}

/* ── Logo ───────────────────────────────────────────── */
.logo-wrapper {
  perspective: 600px;
  position: relative;
}

.logo-wrapper::before {
  content: '';
  position: absolute;
  inset: -30%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 76, .12) 0%, transparent 65%);
  opacity: 0;
  transition: opacity 1s ease;
  pointer-events: none;
}

.logo-wrapper.glow::before {
  animation: pulseGlow 2s ease-out forwards;
}

@keyframes pulseGlow {
  0%   { opacity: 0; transform: scale(.8); }
  40%  { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.2); }
}

.logo {
  display: block;
  width: 240px;
  height: auto;
  opacity: 0;
  transform: scale(.85);
  transition: transform .45s cubic-bezier(.25, .46, .45, .94);
  will-change: transform, opacity;
}

.logo.enter {
  animation: logoIn .9s cubic-bezier(.22, 1, .36, 1) forwards;
}

@keyframes logoIn {
  from { opacity: 0; transform: scale(.85); }
  to   { opacity: 1; transform: scale(1); }
}

/* ── Typography ─────────────────────────────────────── */
.brand {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 300;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-indent: .18em;
  color: var(--text);
  opacity: 0;
}
.tagline {
  font-size: clamp(.85rem, 1.8vw, 1.05rem);
  color: var(--text-muted);
  letter-spacing: .18em;
  text-transform: uppercase;
  opacity: 0;
}


/* ── CTA Button ─────────────────────────────────────── */
.cta {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-top: 1rem;
  padding: .85rem 2.4rem;
  font-family: var(--font);
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
  opacity: 0;
  transition: color .3s, border-color .3s, box-shadow .3s, background .3s;
}

.cta-icon {
  width: 1.1em;
  height: 1.1em;
  flex-shrink: 0;
}

.cta:hover,
.cta:focus-visible {
  color: var(--bg);
  background: var(--gold);
  border-color: var(--gold);
  box-shadow:
    0 0 20px var(--gold-glow),
    0 0 60px rgba(201, 168, 76, .12);
  outline: none;
}

.cta:active {
  transform: scale(.97);
}

/* ── Reveal animations ──────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

.brand.enter    { animation: fadeUp .8s cubic-bezier(.22, 1, .36, 1) forwards; }
.tagline.enter  { animation: fadeUp .8s cubic-bezier(.22, 1, .36, 1) forwards; }
.cta.enter      { animation: fadeUp .8s cubic-bezier(.22, 1, .36, 1) forwards; }

/* ── Subtle background grain ────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: .025;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 600px) {
  .logo { width: 160px; }
  .brand { letter-spacing: .14em; text-indent: .14em; }
  .tagline { letter-spacing: .12em; }
  .cta { padding: .75rem 2rem; font-size: .85rem; }
  .cursor-glow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .cursor-glow { display: none; }
}