:root {
  --bg: #0b0e14;
  --bg-card: #131722;
  --border: #232838;
  --text: #f4f6fb;
  --text-muted: #9aa3b8;
  --accent: #6c5ce7;
  --accent-2: #00d9c0;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(600px circle at 20% 10%, rgba(108, 92, 231, 0.18), transparent 60%),
    radial-gradient(500px circle at 85% 30%, rgba(0, 217, 192, 0.12), transparent 60%);
  pointer-events: none;
}

.site-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  padding: 28px 48px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-weight: 800;
  color: #fff;
}

.hero {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 24px 80px;
  max-width: 900px;
  margin: 0 auto;
}

.eyebrow {
  color: var(--accent-2);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subtitle {
  margin-top: 22px;
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.6;
}

.countdown {
  display: flex;
  gap: 16px;
  margin-top: 48px;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 88px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.countdown-value {
  font-size: 1.8rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.countdown-label {
  margin-top: 4px;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.launch-date {
  margin-top: 20px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.launch-date span {
  color: var(--text);
  font-weight: 600;
}

.features {
  margin-top: 72px;
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 20px;
  width: 100%;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 20px;
  text-align: left;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 640px) {
  .site-header {
    padding: 20px 24px;
  }
  .countdown {
    gap: 10px;
  }
  .countdown-unit {
    width: 68px;
    height: 68px;
  }
  .countdown-value {
    font-size: 1.4rem;
  }
  .features {
    grid-template-columns: 1fr;
  }
}