/* ─── Variables ─────────────────────────────────────────── */
:root {
  --bg: #0a0e1a;
  --surface: #111827;
  --surface-2: #1a2332;
  --border: rgba(148, 163, 184, 0.12);
  --accent: #b4ff4a;
  --accent-dim: rgba(180, 255, 74, 0.12);
  --text: #f1f5f9;
  --text-2: #94a3b8;
  --text-3: #64748b;
  --font-mono: 'Space Mono', 'Courier New', monospace;
  --font-sans: 'Inter', system-ui, sans-serif;
}

/* ─── Reset ─────────────────────────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: var(--font-sans); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }

/* ─── Nav ───────────────────────────────────────────────── */
.nav { border-bottom: 1px solid var(--border); padding: 16px 0; }
.nav-inner { max-width: 1100px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 16px; font-weight: 700; letter-spacing: -0.02em; }
.nav-status { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-2); font-family: var(--font-mono); }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: pulse-dot 2s ease-in-out infinite; }
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ─── Hero ─────────────────────────────────────────────── */
.hero { max-width: 1100px; margin: 0 auto; padding: 80px 24px 60px; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero-label { margin-bottom: 20px; }
.tag { display: inline-block; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); border: 1px solid rgba(180, 255, 74, 0.25); padding: 5px 12px; border-radius: 4px; }
.hero-headline { font-family: var(--font-mono); font-size: clamp(32px, 4.5vw, 52px); font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 20px; color: var(--text); }
.accent { color: var(--accent); }
.hero-sub { font-size: 17px; color: var(--text-2); line-height: 1.7; max-width: 440px; margin-bottom: 36px; }
.hero-proof { display: flex; align-items: center; gap: 24px; }
.proof-stat { display: flex; flex-direction: column; }
.proof-num { font-family: var(--font-mono); font-size: 22px; font-weight: 700; color: var(--accent); }
.proof-label { font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }
.proof-divider { width: 1px; height: 36px; background: var(--border); }

/* ─── Radar Visual ──────────────────────────────────────── */
.hero-visual { display: flex; justify-content: center; align-items: center; }
.radar-container { position: relative; width: 280px; height: 280px; display: flex; align-items: center; justify-content: center; }
.radar-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(180, 255, 74, 0.2); }
.radar-ring-1 { width: 80px; height: 80px; }
.radar-ring-2 { width: 160px; height: 160px; }
.radar-ring-3 { width: 240px; height: 240px; border-color: rgba(180, 255, 74, 0.1); }
.radar-center { position: absolute; width: 56px; height: 56px; background: var(--accent-dim); border: 1px solid rgba(180, 255, 74, 0.3); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.radar-icon { animation: spin-radar 8s linear infinite; }
@keyframes spin-radar { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.radar-blip { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.blip-1 { top: 60px; left: 50%; animation: blip-float 3s ease-in-out infinite; }
.blip-2 { bottom: 80px; right: 70px; animation: blip-float 4s ease-in-out infinite 1s; }
.blip-3 { top: 40px; left: 40px; animation: blip-float 3.5s ease-in-out infinite 0.5s; }
@keyframes blip-float { 0%, 100% { transform: translateY(0); opacity: 1; } 50% { transform: translateY(-4px); opacity: 0.7; } }
.radar-label { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); text-align: center; }
.radar-status { display: block; font-family: var(--font-mono); font-size: 10px; color: var(--accent); letter-spacing: 0.1em; }
.radar-text { display: block; font-size: 11px; color: var(--text-3); }

/* ─── Demo Section ──────────────────────────────────────── */
.demo-section { max-width: 1100px; margin: 0 auto; padding: 0 24px 80px; }
.demo-header { margin-bottom: 16px; }
.demo-label { font-family: var(--font-mono); font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; }
.demo-window { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.demo-toolbar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.demo-dots { display: flex; gap: 6px; }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }
.demo-filename { font-family: var(--font-mono); font-size: 12px; color: var(--text-2); }
.demo-badge { margin-left: auto; font-family: var(--font-mono); font-size: 10px; color: var(--accent); border: 1px solid rgba(180,255,74,0.25); padding: 3px 8px; border-radius: 4px; }
.demo-body { display: grid; grid-template-columns: 1fr 1fr; min-height: 260px; }
.demo-left { padding: 20px 24px; border-right: 1px solid var(--border); display: flex; flex-direction: column; justify-content: center; gap: 12px; }
.code-block { font-family: var(--font-mono); font-size: 13px; line-height: 1.8; }
.code-line { display: flex; gap: 12px; }
.c-dim { color: var(--text-3); user-select: none; min-width: 20px; }
.c-keyword { color: #7dd3fc; }
.c-var { color: #e2e8f0; }
.c-fn { color: #c4b5fd; }
.c-num { color: #fbbf24; }
.c-str { color: #86efac; }
.c-comment { color: var(--text-3); font-style: italic; }
.code-error { color: #fca5a5; }
.diff-bar { height: 6px; background: rgba(180,255,74,0.1); border-radius: 3px; position: relative; margin: 8px 0; }
.diff-fill { height: 100%; background: rgba(180,255,74,0.3); border-radius: 3px; }
.diff-marker { position: absolute; right: 0; top: -16px; display: flex; align-items: center; gap: 4px; }
.diff-marker span { font-family: var(--font-mono); font-size: 11px; color: var(--accent); }
.diff-label { font-family: var(--font-mono); font-size: 11px; color: #fca5a5; }
.demo-right { padding: 20px 24px; display: flex; align-items: center; }
.patrol-panel { width: 100%; border: 1px solid rgba(180,255,74,0.2); border-radius: 8px; overflow: hidden; }
.panel-header { background: rgba(180,255,74,0.06); border-bottom: 1px solid rgba(180,255,74,0.12); padding: 10px 16px; }
.panel-title { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; color: var(--accent); }
.panel-body { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.panel-event { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-2); font-family: var(--font-mono); }
.event-icon { width: 18px; height: 18px; border-radius: 50%; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 10px; flex-shrink: 0; }
.event-green .event-icon { background: rgba(180,255,74,0.1); border-color: rgba(180,255,74,0.3); color: var(--accent); }
.event-green .event-text { color: var(--accent); }
.event-pending .event-icon { background: var(--surface-2); }
.event-pending .event-text { color: var(--text-3); font-style: italic; }

/* ─── Features ──────────────────────────────────────────── */
.features { max-width: 1100px; margin: 0 auto; padding: 80px 24px; }
.section-label { margin-bottom: 16px; }
.section-heading { font-family: var(--font-mono); font-size: clamp(24px, 3vw, 36px); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 48px; color: var(--text); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.feature-card { background: var(--surface); padding: 32px; display: flex; flex-direction: column; gap: 12px; }
.feature-card--primary { background: var(--accent-dim); border-left: 2px solid var(--accent); }
.feature-icon { margin-bottom: 4px; }
.feature-card h3 { font-family: var(--font-mono); font-size: 15px; font-weight: 700; color: var(--text); }
.feature-card p { font-size: 14px; color: var(--text-2); line-height: 1.6; flex: 1; }
.feature-stat { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); display: flex; align-items: baseline; gap: 10px; }
.stat-num { font-family: var(--font-mono); font-size: 24px; font-weight: 700; color: var(--accent); }
.stat-desc { font-size: 12px; color: var(--text-3); line-height: 1.4; }

/* ─── How ───────────────────────────────────────────────── */
.how { max-width: 1100px; margin: 0 auto; padding: 80px 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.how-heading { font-family: var(--font-mono); font-size: clamp(24px, 3vw, 36px); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 20px; color: var(--text); }
.how-body { font-size: 15px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.how-list { margin-top: 28px; display: flex; flex-direction: column; gap: 12px; }
.list-item { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; color: var(--text-2); }
.list-check { width: 20px; height: 20px; border-radius: 50%; background: var(--accent-dim); border: 1px solid rgba(180,255,74,0.25); display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 1px; }
.quote-block { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; margin-bottom: 24px; }
.quote-text { font-size: 16px; color: var(--text-2); line-height: 1.7; font-style: italic; margin-bottom: 20px; }
.quote-attr { display: flex; align-items: center; gap: 12px; }
.attr-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-size: 12px; color: var(--accent); font-weight: 700; }
.attr-name { display: block; font-size: 14px; font-weight: 600; color: var(--text); }
.attr-role { display: block; font-size: 12px; color: var(--text-3); margin-top: 2px; }
.stack-block { }
.stack-label { display: block; font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; font-family: var(--font-mono); margin-bottom: 14px; }
.stack-icons { display: flex; align-items: center; gap: 16px; }
.stack-icon { width: 36px; height: 36px; border: 1px solid var(--border); border-radius: 8px; display: flex; align-items: center; justify-content: center; background: var(--surface); }
.stack-more { font-family: var(--font-mono); font-size: 12px; color: var(--text-3); }

/* ─── Closing ──────────────────────────────────────────── */
.closing { background: linear-gradient(180deg, var(--bg) 0%, rgba(17,24,39,0.5) 100%); border-top: 1px solid var(--border); }
.closing-inner { max-width: 1100px; margin: 0 auto; padding: 80px 24px; }
.closing-headline h2 { font-family: var(--font-mono); font-size: clamp(24px, 3.5vw, 40px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 16px; color: var(--text); }
.closing-headline p { font-size: 16px; color: var(--text-2); max-width: 520px; line-height: 1.7; margin-bottom: 48px; }
.closing-vision { display: flex; flex-direction: column; gap: 16px; }
.vision-line { display: flex; align-items: center; gap: 16px; font-size: 15px; color: var(--text-2); }
.vision-marker { display: flex; align-items: center; }
.vision-now { color: var(--text); font-weight: 600; }

/* ─── Footer ────────────────────────────────────────────── */
.footer { border-top: 1px solid var(--border); padding: 28px 24px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 14px; font-weight: 700; color: var(--text-2); }
.footer-tagline { font-size: 13px; color: var(--text-3); }

/* ─── Responsive ────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; padding-top: 48px; }
  .hero-visual { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .how { grid-template-columns: 1fr; gap: 48px; }
  .demo-body { grid-template-columns: 1fr; }
  .demo-left { border-right: none; border-bottom: 1px solid var(--border); }
  .hero-proof { flex-wrap: wrap; gap: 16px; }
  .proof-divider { display: none; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}