:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #21262d;
  --border: #30363d;
  --amber: #f59e0b;
  --amber-dim: rgba(245, 158, 11, 0.15);
  --blue: #3b82f6;
  --blue-dim: rgba(59, 130, 246, 0.12);
  --text: #e6edf3;
  --text-dim: #8b949e;
  --font-head: 'Syne', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-head);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* NAV */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.5px;
}

.brand-icon { display: flex; align-items: center; }

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
}

.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--amber);
  animation: pulse-amber 2s infinite;
}

@keyframes pulse-amber {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(245, 158, 11, 0); }
}

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 48px 96px;
  min-height: 620px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  background: var(--amber-dim);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 100px;
  padding: 6px 14px;
  margin-bottom: 28px;
  width: fit-content;
}

.tag-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--amber);
  animation: pulse-amber 2s infinite;
}

.hero-headline {
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -2px;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dim);
  font-weight: 400;
  max-width: 480px;
  margin-bottom: 36px;
}

.alert-preview {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
}

.alert-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--amber-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.alert-text { display: flex; flex-direction: column; gap: 3px; }
.alert-title { font-size: 13px; font-weight: 600; }
.alert-meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }

.alert-score {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--amber);
  margin-left: auto;
  padding-left: 16px;
}

/* RADAR WIDGET */
.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  position: relative;
}

.radar-widget {
  position: relative;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(245, 158, 11, 0.25) 30deg,
    transparent 60deg
  );
  animation: sweep 4s linear infinite;
}

@keyframes sweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(245, 158, 11, 0.12);
}

.ring-1 { width: 80px; height: 80px; }
.ring-2 { width: 140px; height: 140px; }
.ring-3 { width: 200px; height: 200px; }

.radar-center {
  position: relative;
  z-index: 2;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--amber);
}

.radar-pulse {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(245, 158, 11, 0.3);
  animation: radar-pulse 2s infinite;
}

@keyframes radar-pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}

.radar-blip {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--amber);
}

.blip-1 { top: 22%; left: 68%; animation: blip-fade 3s infinite 0.5s; }
.blip-2 { top: 55%; left: 20%; animation: blip-fade 3s infinite 1.5s; }
.blip-3 { top: 78%; left: 62%; animation: blip-fade 3s infinite 2.2s; }

@keyframes blip-fade {
  0%, 100% { opacity: 0; transform: scale(0.5); }
  30% { opacity: 1; transform: scale(1); }
  60% { opacity: 0.5; transform: scale(0.8); }
}

.radar-label {
  position: absolute;
  bottom: 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--amber);
  z-index: 3;
}

.scan-counter {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.scan-number {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -1px;
}

.scan-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* STATS */
.stats {
  padding: 48px 48px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 40px 0 0;
  border-right: 1px solid var(--border);
}

.stat-item:first-child { padding-left: 0; }
.stat-item:last-child { border-right: none; }

.stat-value {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -2px;
  color: var(--text);
}

.stat-label {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.4;
  max-width: 200px;
}

/* FEATURES */
.features {
  padding: 96px 48px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.15;
  max-width: 560px;
  margin-bottom: 56px;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: border-color 0.2s;
}

.feature-card:hover { border-color: rgba(245, 158, 11, 0.3); }

.feature-icon { margin-bottom: 20px; }

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
}

/* WATCHDOG */
.watchdog {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 96px 48px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.watchdog-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
}

.watchdog-title {
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.15;
  margin-bottom: 24px;
}

.watchdog-body {
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 16px;
}

.watchdog-proof {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.proof-item { display: flex; flex-direction: column; gap: 4px; }
.proof-value { font-size: 28px; font-weight: 800; letter-spacing: -1px; color: var(--amber); }
.proof-label { font-size: 12px; color: var(--text-dim); max-width: 120px; line-height: 1.3; }
.proof-divider { width: 1px; height: 40px; background: var(--border); flex-shrink: 0; }

/* FEED WIDGET */
.feed-widget {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.feed-header {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-dim);
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  gap: 8px;
}

.feed-header::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.feed-item {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.feed-item:last-child { border-bottom: none; }
.feed-item:hover { background: var(--surface); }

.feed-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
}

.feed-tag.sdvosb { background: rgba(245,158,11,0.15); color: var(--amber); }
.feed-tag.hz { background: rgba(34,197,94,0.12); color: #22c55e; }
.feed-tag.wosb { background: rgba(168,85,247,0.12); color: #a855f7; }

.feed-title { font-size: 13px; font-weight: 600; margin-bottom: 4px; }
.feed-meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-dim); }
.feed-score { font-family: var(--font-mono); font-size: 11px; color: var(--amber); margin-top: 4px; }

/* PRICING */
.pricing {
  padding: 96px 48px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 800px;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  position: relative;
  transition: border-color 0.2s;
}

.pricing-card:hover { border-color: rgba(245, 158, 11, 0.25); }

.pricing-card.featured {
  border-color: rgba(245, 158, 11, 0.35);
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.04) 0%, var(--surface) 100%);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 36px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  background: var(--amber);
  color: #0d1117;
  padding: 4px 12px;
  border-radius: 100px;
  font-weight: 600;
}

.pricing-tier {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.pricing-price {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: 8px;
}

.pricing-price span { font-size: 20px; font-weight: 600; letter-spacing: -0.5px; color: var(--text-dim); }

.pricing-desc { font-size: 14px; color: var(--text-dim); margin-bottom: 24px; line-height: 1.5; }

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pricing-features li {
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-dim);
}

.pricing-features li::before {
  content: '';
  display: inline-block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--amber);
  flex-shrink: 0;
}

.pricing-note {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 32px;
  max-width: 600px;
  line-height: 1.5;
}

.note-icon { flex-shrink: 0; }

/* CLOSING */
.closing {
  padding: 96px 48px 112px;
  text-align: center;
}

.closing-inner { max-width: 700px; margin: 0 auto; }

.closing-headline {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 28px;
}

.closing-sub {
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 48px;
}

.closing-vision {
  border-top: 1px solid var(--border);
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.vision-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-dim);
}

.closing-vision p {
  font-size: 18px;
  font-style: italic;
  color: var(--text-dim);
  max-width: 500px;
  line-height: 1.5;
}

/* FOOTER */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
}

.footer-icon { display: flex; align-items: center; }

.footer-tagline {
  font-size: 13px;
  color: var(--text-dim);
  border-left: 1px solid var(--border);
  padding-left: 24px;
}

.footer-legal {
  font-size: 12px;
  color: var(--border);
  margin-left: auto;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .navbar { padding: 16px 24px; }
  .hero { grid-template-columns: 1fr; padding: 48px 24px 64px; gap: 48px; }
  .hero-visual { order: -1; }
  .radar-widget { width: 200px; height: 200px; }
  .ring-1 { width: 60px; height: 60px; }
  .ring-2 { width: 110px; height: 110px; }
  .ring-3 { width: 160px; height: 160px; }
  .stats { padding: 40px 24px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .stat-item { border-right: none; padding: 0; }
  .features { padding: 64px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .watchdog { grid-template-columns: 1fr; gap: 48px; padding: 64px 24px; }
  .pricing { padding: 64px 24px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .closing { padding: 64px 24px 80px; }
  .footer { flex-wrap: wrap; padding: 32px 24px; }
  .footer-tagline { border-left: none; padding-left: 0; }
  .footer-legal { width: 100%; margin-left: 0; }
}