/* ── Tokens ── */
:root {
  --mint:          #a9f758;
  --mint-hover:    #92e045;
  --mint-rgb:      169, 247, 88;
  --violet:        #816dff;
  --violet-hover:  #9578ff;
  --violet-rgb:    129, 109, 255;
  --bg-base:       #060a13;
  --bg-surface:    #0a1024;
  --bg-subtle:     #0d142e;
  --bg-muted:      #121a38;
  --text-primary:  #eef1ff;
  --text-secondary:#a8b4cf;
  --text-muted:    #6b7a9e;
  --text-inverse:  #060a13;
  --border-base:   #1a2544;
  --border-strong: #243056;
  --font-heading:  "Plus Jakarta Sans", sans-serif;
  --font-body:     "Inter", system-ui, sans-serif;
  --radius-md:     10px;
  --radius-lg:     14px;
  --radius-full:   9999px;
  --transition-base: 0.25s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; scroll-behavior: smooth; }

/* ── Base ── */
body {
  font-family: var(--font-body);
  background:
    radial-gradient(ellipse at 20% 25%, rgba(var(--mint-rgb), .10) 0%, transparent 52%),
    radial-gradient(ellipse at 80% 75%, rgba(var(--violet-rgb), .10) 0%, transparent 55%),
    var(--bg-base);
  color: var(--text-primary);
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* ── Ambient glow layers (animados, como en la ref) ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(var(--mint-rgb), .05) 0%, transparent 35%),
    radial-gradient(circle at 82% 82%, rgba(var(--violet-rgb), .06) 0%, transparent 35%);
  pointer-events: none;
  animation: ambientDrift 18s ease-in-out infinite alternate;
  z-index: 0;
}

@keyframes ambientDrift {
  0%   { transform: translateY(0)    scale(1);    opacity: 1;   }
  50%  { transform: translateY(-8px) scale(1.02); opacity: .85; }
  100% { transform: translateY(4px)  scale(.98);  opacity: 1;   }
}

/* ── Noise overlay (textura sutil) ── */
.bg-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: .025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

/* ── Glows decorativos (elementos de fondo) ── */
.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
}

.bg-glow-violet {
  width: 560px;
  height: 400px;
  top: -120px;
  right: -100px;
  background: rgba(var(--violet-rgb), .12);
  animation: glowFloat 14s ease-in-out infinite alternate;
}

.bg-glow-mint {
  width: 480px;
  height: 380px;
  bottom: -140px;
  left: -80px;
  background: rgba(var(--mint-rgb), .09);
  animation: glowFloat 18s ease-in-out infinite alternate-reverse;
}

@keyframes glowFloat {
  0%   { transform: translate(0, 0)      scale(1);    }
  40%  { transform: translate(20px, 15px) scale(1.04); }
  100% { transform: translate(-10px, 25px) scale(.96); }
}

/* ── Contenido principal ── */
.stage {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding: 2rem 1.5rem;
  flex: 1;
  justify-content: center;
}

/* ── Logo ── */
.logo-wrap {
  animation: fadeUp .7s cubic-bezier(.2, 0, 0, 1) both;
}

.logo-svg {
  width: min(560px, 82vw);
  height: auto;
  display: block;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Línea separadora brillante bajo el logo ── */
.logo-wrap::after {
  content: '';
  display: block;
  margin: 1.5rem auto 0;
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(var(--mint-rgb), .6), rgba(var(--violet-rgb), .6), transparent);
  border-radius: var(--radius-full);
}

/* ── Tagline ── */
.tagline {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
  letter-spacing: -.01em;
  animation: fadeUp .7s .15s cubic-bezier(.2, 0, 0, 1) both;
}

.tagline-coming {
  color: var(--violet);
}

/* ── Formulario notify ── */
.notify-form {
  display: flex;
  gap: .625rem;
  width: min(440px, 90vw);
  animation: fadeUp .7s .3s cubic-bezier(.2, 0, 0, 1) both;
}

.notify-input {
  flex: 1;
  padding: .75rem 1rem;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: .875rem;
  outline: 0;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.notify-input::placeholder { color: var(--text-muted); }

.notify-input:focus {
  border-color: var(--violet);
  background: rgba(255, 255, 255, .06);
  box-shadow: 0 0 0 3px rgba(var(--violet-rgb), .12);
}

/* ── Botón ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  background: var(--mint);
  color: var(--text-inverse);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: .875rem;
  border-radius: var(--radius-lg);
  border: 0;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: background var(--transition-base), box-shadow var(--transition-base), transform .15s ease;
  box-shadow: 0 0 22px rgba(var(--mint-rgb), .22), 0 0 36px rgba(var(--violet-rgb), .10);
}

.btn-primary:hover {
  background: var(--mint-hover);
  transform: translateY(-1px);
  box-shadow: 0 0 32px rgba(var(--mint-rgb), .30), 0 0 48px rgba(var(--violet-rgb), .14);
}

.btn-primary:active { transform: translateY(0); }

/* ── Feedback ── */
.form-feedback {
  font-size: .8rem;
  color: var(--text-muted);
  min-height: 1.2em;
  text-align: center;
  animation: fadeUp .4s ease both;
}

.form-feedback.ok    { color: var(--mint); }
.form-feedback.error { color: #f87171; }

/* ── Footer ── */
.footer {
  position: relative;
  z-index: 2;
  padding: 1.5rem;
  text-align: center;
}

.footer-copy {
  font-size: .72rem;
  color: var(--text-muted);
}

.footer-copy a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-copy a:hover { color: var(--violet); }

/* ── Accesibilidad ── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .notify-form {
    flex-direction: column;
  }

  .notify-btn {
    width: 100%;
    justify-content: center;
  }
}