:root {
  --bg: #0F0F12;
  --bg-2: #161618;
  --bg-3: #1C1C20;
  --fg: #F5F5F0;
  --fg-2: #A8A8A0;
  --fg-3: #68685E;
  --accent: #B8FF57;
  --accent-dim: rgba(184, 255, 87, 0.12);
  --border: rgba(245, 245, 240, 0.07);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 40px;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-badge {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(184, 255, 87, 0.2);
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ─── HERO ────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 60px 80px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-2);
  line-height: 1.7;
  max-width: 440px;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.7rem;
  color: var(--fg-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  margin: 0 28px;
}

/* ─── SIGNAL VISUAL ───────────────────── */
.hero-signal-wrap { display: flex; flex-direction: column; gap: 24px; }
.signal-visual {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  position: relative;
}
.signal-label-top {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-3);
  margin-bottom: 16px;
}
.signal-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
}
.signal-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 3px 3px 0 0;
  opacity: 0.15;
}
.s1  { height: 40%; }
.s2  { height: 55%; }
.s3  { height: 45%; }
.s4  { height: 70%; }
.s5  { height: 60%; }
.s6  { height: 80%; }
.s7  { height: 75%; }
.s8  { height: 50%; }
.s9  { height: 30%; }
.s10 { height: 25%; opacity: 0.5; }
.s11 { height: 15%; opacity: 0.7; }
.s12 { height: 35%; }
.signal-label-bot {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-3);
  margin-top: 12px;
  text-align: right;
}
.agent-arrow {
  display: flex;
  align-items: center;
  gap: 12px;
}
.agent-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-2);
}
.action-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.action-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--fg-2);
}
.ac-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.ac2-dot { background: #7EB8FF; }
.ac3-dot { background: #FFB87E; }

/* ─── SIGNAL SECTION ──────────────────── */
.signal-section {
  padding: 100px 60px;
  border-top: 1px solid var(--border);
}
.signal-inner { max-width: 1200px; margin: 0 auto; }
.signal-headline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 72px;
  text-align: center;
}
.signal-flow {
  display: flex;
  align-items: flex-start;
  gap: 24px;
}
.sf-item {
  flex: 1;
  text-align: center;
}
.sf-icon {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.sf-item h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--fg);
}
.sf-item p {
  font-size: 0.82rem;
  color: var(--fg-3);
  line-height: 1.6;
}
.sf-arrow {
  display: flex;
  align-items: center;
  padding-top: 24px;
  flex-shrink: 0;
}

/* ─── FEATURES ────────────────────────── */
.features {
  padding: 100px 60px;
  border-top: 1px solid var(--border);
}
.features-header {
  max-width: 600px;
  margin: 0 auto 72px;
  text-align: center;
}
.section-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--fg);
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  max-width: 1100px;
  margin: 0 auto;
  background: var(--border);
  border-radius: 20px;
  overflow: hidden;
}
.feature-card {
  background: var(--bg-2);
  padding: 48px 40px;
}
.fc-icon {
  width: 60px; height: 60px;
  margin-bottom: 24px;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--fg);
}
.feature-card p {
  font-size: 0.88rem;
  color: var(--fg-2);
  line-height: 1.7;
}

/* ─── TRIGGERS ────────────────────────── */
.triggers {
  padding: 100px 60px;
  border-top: 1px solid var(--border);
}
.triggers-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.triggers-body {
  font-size: 0.92rem;
  color: var(--fg-2);
  line-height: 1.7;
  margin-top: 20px;
}
.triggers-right {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.trigger-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.trigger-item:last-child { border-bottom: none; }
.ti-num {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  flex-shrink: 0;
  width: 24px;
  padding-top: 2px;
}
.ti-content h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--fg);
}
.ti-content p {
  font-size: 0.83rem;
  color: var(--fg-3);
  line-height: 1.6;
}

/* ─── CLOSING ─────────────────────────── */
.closing {
  padding: 120px 60px;
  border-top: 1px solid var(--border);
}
.closing-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 24px;
}
.closing-sub {
  font-size: 1rem;
  color: var(--fg-2);
  margin-bottom: 60px;
}
.closing-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.cv-bars {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 80px;
  width: 100%;
  max-width: 500px;
}
.cv-bar {
  flex: 1;
  background: var(--bg-3);
  border-radius: 4px 4px 0 0;
  transition: height 0.3s;
}
.cv-bar.active {
  background: var(--accent);
}
.cv-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-3);
}

/* ─── FOOTER ──────────────────────────── */
.footer {
  padding: 32px 60px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--fg);
}
.footer-sep {
  font-size: 0.9rem;
  color: var(--fg-3);
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-3);
}

/* ─── RESPONSIVE ──────────────────────── */
@media (max-width: 900px) {
  .hero { padding: 100px 32px 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { display: none; }
  .signal-section, .features, .triggers, .closing { padding: 60px 32px; }
  .signal-flow { flex-direction: column; align-items: stretch; }
  .sf-arrow { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .triggers-inner { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 480px) {
  .hero { padding: 80px 24px 48px; }
  .nav { padding: 16px 24px; }
  .signal-section, .features, .triggers, .closing { padding: 48px 24px; }
  .hero-headline { font-size: 2.4rem; }
  .stat-num { font-size: 1.5rem; }
  .stat-divider { margin: 0 16px; }
}