:root {
  --bg: #080b10;
  --surface: #0f1520;
  --surface-2: #151d2e;
  --fg: #e8f0f0;
  --fg-2: #8899aa;
  --fg-3: #4a5568;
  --cyan: #00e5ff;
  --cyan-dim: rgba(0, 229, 255, 0.08);
  --green: #00ff9d;
  --yellow: #ffd166;
  --red: #ff4757;
  --font: 'Space Grotesk', system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'Courier New', monospace;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Nav ── */
.site-nav {
  padding: 20px 48px;
  border-bottom: 1px solid var(--surface-2);
  position: sticky;
  top: 0;
  background: rgba(8,11,16,0.9);
  backdrop-filter: blur(12px);
  z-index: 10;
}
.nav-inner { display: flex; align-items: center; gap: 16px; }
.nav-logo {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: -0.5px;
}
.nav-tagline { font-size: 13px; color: var(--fg-2); }

/* ── Hero ── */
.hero { padding: 80px 48px 64px; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; max-width: 1200px; margin: 0 auto; }
.hero-eyebrow { font-size: 13px; font-family: var(--mono); color: var(--cyan); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 20px; }
.hero-headline {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
  color: var(--fg);
}
.hero-lede { font-size: 17px; color: var(--fg-2); line-height: 1.7; margin-bottom: 32px; max-width: 460px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.badge {
  font-size: 12px;
  font-family: var(--mono);
  color: var(--cyan);
  background: var(--cyan-dim);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 4px 12px;
  border-radius: 20px;
}

/* Alert card */
.alert-card {
  background: var(--surface);
  border: 1px solid var(--surface-2);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.alert-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.alert-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 8px var(--red);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.alert-label { font-family: var(--mono); font-size: 11px; color: var(--fg-2); flex: 1; }
.alert-time { font-family: var(--mono); font-size: 11px; color: var(--fg-3); }
.alert-body { padding: 16px; }
.alert-title { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.alert-meta { font-size: 13px; color: var(--fg-2); line-height: 1.5; }
.alert-actions { display: flex; gap: 8px; padding: 0 16px 12px; flex-wrap: wrap; }
.action-chip {
  font-family: var(--mono); font-size: 11px;
  padding: 5px 12px;
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--fg-2);
  border: 1px solid rgba(255,255,255,0.06);
  cursor: default;
}
.action-cyan { color: var(--cyan); border-color: rgba(0,229,255,0.25); }
.alert-footer { font-size: 11px; color: var(--fg-3); padding: 10px 16px 14px; border-top: 1px solid rgba(255,255,255,0.04); font-family: var(--mono); }

/* ── Terminal section ── */
.terminal-section { padding: 0 48px 80px; }
.terminal-wrap {
  max-width: 800px;
  margin: 0 auto;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--surface-2);
  background: #0a0e18;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.t-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--fg-3); }
.t-title { font-family: var(--mono); font-size: 11px; color: var(--fg-3); margin-left: 8px; }
.terminal-body {
  padding: 20px 24px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.8;
  overflow-x: auto;
  white-space: pre;
}
.t-dim { color: var(--fg-3); }
.t-cyan { color: var(--cyan); }
.t-green { color: var(--green); }
.t-yellow { color: var(--yellow); }
.t-white { color: var(--fg); font-weight: 500; }
.terminal-caption { text-align: center; font-size: 13px; color: var(--fg-3); margin-top: 16px; font-family: var(--mono); }

/* ── Features ── */
.features { padding: 80px 48px; border-top: 1px solid var(--surface-2); }
.section-label { font-family: var(--mono); font-size: 11px; color: var(--cyan); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 16px; }
.section-headline { font-size: clamp(28px, 3.5vw, 42px); font-weight: 700; letter-spacing: -1px; margin-bottom: 48px; max-width: 600px; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; max-width: 960px; }
.feature-item {}
.feature-icon { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; color: var(--cyan); margin-bottom: 16px; }
.feature-title { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.feature-desc { font-size: 14px; color: var(--fg-2); line-height: 1.7; }

/* ── Difference ── */
.difference-section { padding: 80px 48px; border-top: 1px solid var(--surface-2); }
.diff-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; max-width: 960px; margin: 0 auto; }
.compare-list { display: flex; flex-direction: column; gap: 14px; margin-top: 20px; }
.compare-item { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.compare-icon { width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; flex-shrink: 0; }
.cross { background: rgba(255,71,87,0.15); color: var(--red); }
.check { background: rgba(0,229,255,0.15); color: var(--cyan); }

/* ── Closer ── */
.closer { padding: 100px 48px; border-top: 1px solid var(--surface-2); }
.closer-inner { max-width: 640px; margin: 0 auto; text-align: center; }
.closer-headline { font-size: clamp(28px, 3.5vw, 44px); font-weight: 700; letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 20px; }
.closer-sub { font-size: 16px; color: var(--fg-2); line-height: 1.7; margin-bottom: 20px; }
.closer-voice { font-family: var(--mono); font-size: 13px; color: var(--fg-3); }

/* ── Footer ── */
.site-footer { padding: 32px 48px; border-top: 1px solid var(--surface-2); }
.footer-inner { display: flex; align-items: center; gap: 16px; }
.footer-brand { font-family: var(--mono); font-size: 14px; font-weight: 600; color: var(--cyan); }
.footer-tag { font-size: 13px; color: var(--fg-3); }

/* ── Mobile ── */
@media (max-width: 768px) {
  .site-nav, .hero, .terminal-section, .features, .difference-section, .closer, .site-footer { padding-left: 24px; padding-right: 24px; }
  .hero-inner, .diff-inner { grid-template-columns: 1fr; }
  .hero { padding-top: 48px; }
  .feature-grid { grid-template-columns: 1fr; }
  .alert-card { margin-top: 32px; }
  .closer { padding: 64px 24px; }
}