:root {
  --bg: #07090D;
  --surface: #0D1117;
  --surface-2: #161B22;
  --border: rgba(0, 255, 148, 0.12);
  --green: #00FF94;
  --green-dim: rgba(0, 255, 148, 0.6);
  --green-faint: rgba(0, 255, 148, 0.08);
  --red: #FF4757;
  --amber: #FFB800;
  --text: #E6EDF3;
  --text-dim: #8B949E;
  --text-muted: #484F58;
  --mono: 'JetBrains Mono', 'Courier New', monospace;
  --sans: 'Outfit', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}

/* NAVBAR */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 60px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(7, 9, 13, 0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.nav-logo {
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-bracket { color: var(--green); }

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* HERO */
.hero {
  padding: 100px 60px 120px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,255,148,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-eyebrow {
  margin-bottom: 24px;
}

.eyebrow-tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid var(--green-dim);
  padding: 5px 12px;
  border-radius: 2px;
  background: var(--green-faint);
}

.hero-headline {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 28px;
}

.headline-accent {
  color: var(--green);
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat {}

.stat-value {
  display: block;
  font-family: var(--mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* MONITOR FRAME */
.monitor-frame {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(0,255,148,0.04), 0 20px 60px rgba(0,0,0,0.5);
}

.frame-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}

.frame-title {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.frame-badge {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--green);
  background: var(--green-faint);
  border: 1px solid var(--green-dim);
  padding: 3px 8px;
  border-radius: 2px;
}

.frame-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.agent-row {
  display: grid;
  grid-template-columns: 80px 80px 1fr 50px;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: 2px;
  background: rgba(255,255,255,0.02);
  border-left: 2px solid transparent;
  font-family: var(--mono);
  font-size: 0.72rem;
  transition: background 0.2s;
}

.agent-row:hover { background: rgba(0,255,148,0.03); }

.agent-row.alert {
  background: rgba(255, 71, 87, 0.06);
  border-left-color: var(--red);
}

.agent-id { color: var(--text-dim); }

.agent-status {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 2px;
  text-align: center;
}

.agent-status.ok { color: var(--green); background: var(--green-faint); }
.agent-status.warn { color: var(--amber); background: rgba(255,184,0,0.08); }
.agent-status.block { color: var(--red); background: rgba(255,71,87,0.1); }

.agent-action { color: var(--text); font-size: 0.7rem; }
.agent-time { color: var(--text-muted); text-align: right; font-size: 0.65rem; }

.frame-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
}

.threat-counter {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
}

.threat-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.threat-count {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green);
}

/* SECTION SHARED */
.section-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}

.section-headline {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.section-body {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.75;
  max-width: 600px;
}

/* THE PROBLEM */
.the-problem {
  padding: 100px 60px;
  border-top: 1px solid var(--border);
}

.problem-content {
  max-width: 1400px;
  margin: 0 auto;
}

.problem-signals {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  max-width: 760px;
}

.signal {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  transition: background 0.2s;
}

.signal:last-child { border-bottom: none; }
.signal:hover { background: var(--surface-2); }

.signal-icon {
  color: var(--green);
  font-size: 0.75rem;
  margin-top: 4px;
  flex-shrink: 0;
}

.signal p {
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* HOW IT WORKS */
.how-it-works {
  padding: 100px 60px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.hiw-header {
  max-width: 1400px;
  margin: 0 auto 60px;
}

.capabilities {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}

.cap {
  padding: 40px 32px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: border-color 0.2s;
}

.cap:hover { border-color: var(--green-dim); }

.cap-num {
  font-family: var(--mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--green-faint);
  margin-bottom: 20px;
  line-height: 1;
}

.cap-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.cap-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* THREAT FEED */
.threat-feed {
  padding: 100px 60px;
  border-top: 1px solid var(--border);
}

.feed-content {
  max-width: 1400px;
  margin: 0 auto;
}

.feed-list {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.feed-item {
  display: grid;
  grid-template-columns: 120px 70px 1fr;
  align-items: start;
  gap: 24px;
  padding: 24px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: border-color 0.2s;
}

.feed-item:hover { border-color: var(--green-dim); }

.feed-time {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  padding-top: 3px;
}

.feed-severity {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 2px;
  text-align: center;
  width: fit-content;
}

.feed-severity.high { color: var(--red); background: rgba(255,71,87,0.12); }
.feed-severity.medium { color: var(--amber); background: rgba(255,184,0,0.1); }

.feed-text {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.feed-text strong { color: var(--text); font-weight: 600; }

/* CLOSING */
.closing {
  padding: 140px 60px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.closing-content { max-width: 900px; margin: 0 auto; }

.closing-statement {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 32px;
  color: var(--text);
}

.closing-sub {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

/* FOOTER */
.footer {
  padding: 28px 60px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-tagline {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-meta {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-sep { opacity: 0.4; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 60px; }
  .capabilities { grid-template-columns: repeat(2, 1fr); }
  .feed-item { grid-template-columns: 100px 60px 1fr; }
}

@media (max-width: 768px) {
  .hero, .the-problem, .how-it-works, .threat-feed, .closing { padding: 60px 24px; }
  .navbar { padding: 16px 24px; }
  .footer { padding: 20px 24px; flex-direction: column; gap: 12px; }
  .capabilities { grid-template-columns: 1fr; }
  .feed-item { grid-template-columns: 1fr 60px; grid-template-rows: auto auto; }
  .feed-time { grid-column: 1; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 16px; }
  .stat-divider { display: none; }
  .agent-row { grid-template-columns: 70px 70px 1fr; }
  .agent-time { display: none; }
}