:root {
  --background: linear-gradient(135deg, #0f172a, #1e293b);
  --foreground: #e2e8f0;
  --card-bg: rgba(15, 23, 42, 0.55);
  --card-border: rgba(148, 163, 184, 0.25);
  --primary: 192 100% 48%;
  --secondary: 280 65% 60%;
  --accent: 38 100% 55%;
  --shadow: 0 20px 50px -20px rgba(15, 23, 42, 0.75);
  --radius: 1.5rem;
  --transition: 250ms ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--foreground);
  background: var(--background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(59, 130, 246, 0.25), transparent 55%),
    radial-gradient(circle at bottom right, rgba(236, 72, 153, 0.18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.bg-accents {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  filter: blur(80px);
  opacity: 0.7;
  border-radius: 50%;
  animation: float 12s var(--transition) infinite;
}

.blob-primary {
  width: 40vw;
  height: 40vw;
  top: -10vw;
  left: -10vw;
  background: linear-gradient(135deg, hsla(var(--primary) / 0.7), rgba(255, 255, 255, 0));
}

.blob-secondary {
  width: 30vw;
  height: 30vw;
  bottom: -12vw;
  right: -8vw;
  background: linear-gradient(135deg, hsla(var(--secondary) / 0.65), rgba(255, 255, 255, 0));
  animation-delay: 3s;
}

.blob-accent {
  width: 25vw;
  height: 25vw;
  top: 40vh;
  right: 20vw;
  background: linear-gradient(135deg, hsla(var(--accent) / 0.65), rgba(255, 255, 255, 0));
  animation-delay: 6s;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(148, 163, 184, 0.1) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148, 163, 184, 0.1) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.3;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-15px) scale(1.03);
  }
}

.page-header,
.page-footer {
  width: min(1120px, 90vw);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 1.5rem 0;
  z-index: 2;
}

.page-footer {
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(226, 232, 240, 0.7);
}

.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 2rem;
  z-index: 1;
}

.glass-card {
  width: min(960px, 100%);
  background: rgba(15, 23, 42, 0.6);
  border-radius: var(--radius);
  padding: clamp(2rem, 4vw, 3.75rem);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(59, 130, 246, 0.08), rgba(236, 72, 153, 0.07) 45%, transparent 80%);
  pointer-events: none;
}

.logo-wrap {
  display: flex;
  justify-content: center;
  position: relative;
  height: 84px;
}

.logo {
  position: absolute;
  height: 84px;
  width: auto;
  max-width: 100%;
  transition: opacity var(--transition);
}

.logo-dark {
  position: absolute;
  inset: 0;
  opacity: 0;
  height: 84px;
  width: auto;
  max-width: 100%;
}

body.theme-dark .logo-light {
  opacity: 0;
}

body.theme-dark .logo-dark {
  opacity: 1;
}

.tagline {
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: rgba(226, 232, 240, 0.65);
}

h1 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  color: #f8fafc;
  line-height: 1.1;
}

.intro {
  margin: 0 auto;
  max-width: 48ch;
  color: rgba(226, 232, 240, 0.75);
  font-size: clamp(1rem, 1.4vw, 1.125rem);
}

.countdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.time-block {
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: calc(var(--radius) - 0.75rem);
  padding: 1.25rem 0.75rem;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(16px);
  display: grid;
  gap: 0.35rem;
}

.value {
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 700;
  color: #f8fafc;
}

.waitlist-form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.waitlist-form input {
  flex: 1 1 220px;
  max-width: 360px;
  padding: 0.9rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: rgba(15, 23, 42, 0.55);
  color: #f8fafc;
  font-size: 1rem;
  transition: border var(--transition), box-shadow var(--transition);
}

.waitlist-form input:focus-visible {
  outline: none;
  border-color: hsla(var(--primary) / 0.85);
  box-shadow: 0 0 0 3px hsla(var(--primary) / 0.35);
}

.waitlist-form button {
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(135deg, hsla(var(--primary) / 0.95), hsla(var(--secondary) / 0.9));
  color: #0f172a;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 15px 30px -12px rgba(14, 116, 144, 0.55);
}

.waitlist-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 35px -12px rgba(14, 116, 144, 0.6);
}

.waitlist-form button:active {
  transform: translateY(0);
  box-shadow: 0 8px 20px -10px rgba(14, 116, 144, 0.5);
}

.form-helper {
  color: rgba(226, 232, 240, 0.6);
  font-size: 0.85rem;
  margin-top: -0.25rem;
}

.form-feedback {
  font-size: 0.9rem;
  color: #f97316;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

.social-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 500;
  color: rgba(226, 232, 240, 0.9);
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid rgba(148, 163, 184, 0.2);
  transition: transform var(--transition), background var(--transition), border var(--transition);
}

.social-links a:hover {
  transform: translateY(-2px);
  background: rgba(148, 163, 184, 0.12);
  border-color: rgba(148, 163, 184, 0.35);
}

.theme-toggle {
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 999px;
  padding: 0.4rem 0.6rem;
  display: grid;
  grid-auto-flow: column;
  gap: 0.25rem;
  align-items: center;
  cursor: pointer;
  color: rgba(226, 232, 240, 0.8);
  transition: background var(--transition), border var(--transition), transform var(--transition);
}

.theme-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(148, 163, 184, 0.4);
}

.theme-toggle .icon {
  font-size: 1.2rem;
  opacity: 0.6;
  transition: opacity var(--transition);
}

body.theme-dark {
  --background: linear-gradient(135deg, #020617, #111827);
  --foreground: #cbd5f5;
  --card-bg: rgba(15, 23, 42, 0.75);
  --card-border: rgba(148, 163, 184, 0.3);
  color: var(--foreground);
}

body.theme-dark .theme-toggle .moon,
body.theme-light .theme-toggle .sun {
  opacity: 1;
}

#year {
  font-variant-numeric: tabular-nums;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 00);
  border: 0;
}

@media (max-width: 768px) {
  .glass-card {
    padding: 2.25rem;
  }

  .waitlist-form {
    flex-direction: column;
    align-items: center;
  }

  .waitlist-form button {
    width: 100%;
  }

  .social-links a {
    width: 100%;
    justify-content: center;
  }
}