/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0A0A0F;
  --bg-2: #111118;
  --bg-3: #1a1a25;
  --accent: #FF4D00;
  --accent-dim: rgba(255, 77, 0, 0.15);
  --text: #F0EDE8;
  --text-muted: #888894;
  --border: #1e1e2a;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

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

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.03em;
}

.nav-badge {
  font-size: 11px;
  font-family: var(--font-body);
  background: var(--accent-dim);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* ---- Section Shared ---- */
section { padding: 80px 24px; }

.section-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-heading {
  font-family: var(--font-head);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

/* ---- Hero ---- */
.hero {
  padding-top: 140px;
  padding-bottom: 80px;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 480px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 14px 24px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  transition: opacity 0.15s;
}

.btn-primary:hover { opacity: 0.88; }

.btn-large { padding: 18px 32px; font-size: 16px; }

/* Agent card visual */
.agent-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.agent-header {
  background: var(--bg-3);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
}

.agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.agent-dot.active { background: #00E87A; box-shadow: 0 0 6px #00E87A66; }

.agent-label {
  font-size: 12px;
  font-family: 'Courier New', monospace;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

.agent-body { padding: 16px; }

.agent-line {
  font-size: 13px;
  font-family: 'Courier New', monospace;
  padding: 6px 0;
  color: var(--text);
  border-bottom: 1px solid #ffffff08;
}

.agent-line:last-child { border-bottom: none; }
.agent-line.muted { color: var(--text-muted); }

.agent-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
}

.agent-status {
  font-size: 12px;
  color: #00E87A;
  font-family: 'Courier New', monospace;
}

/* ---- Problem ---- */
.problem { background: var(--bg-2); }

.problem-inner { max-width: 1100px; margin: 0 auto; }

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 40px;
}

.problem-item {
  background: var(--bg-3);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.problem-stat {
  font-family: var(--font-head);
  font-size: 42px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.problem-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

.problem-bottom {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* ---- Product ---- */
.product { border-top: 1px solid var(--border); }

.product-inner { max-width: 1100px; margin: 0 auto; }

.steps { display: flex; flex-direction: column; gap: 0; }

.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.step:last-child { border-bottom: none; }

.step-num {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  padding-top: 4px;
  letter-spacing: 0.03em;
}

.step-body h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.step-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- Features ---- */
.features { background: var(--bg-2); }

.features-inner { max-width: 1100px; margin: 0 auto; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.feature-card {
  background: var(--bg-3);
  padding: 28px 24px;
}

.feature-icon {
  color: var(--accent);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ---- Metrics ---- */
.metrics { background: var(--accent); color: #fff; }

.metrics-inner { max-width: 1100px; margin: 0 auto; }

.metrics-headline {
  font-family: var(--font-head);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 40px;
  letter-spacing: -0.02em;
}

.metrics-headline strong { font-weight: 800; }

.metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.metric {
  background: rgba(0,0,0,0.15);
  padding: 28px 24px;
}

.metric-val {
  display: block;
  font-family: var(--font-head);
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 13px;
  opacity: 0.85;
}

/* ---- Closing ---- */
.closing { background: var(--bg); }

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

.closing h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.closing p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 36px;
}

.closing-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- Footer ---- */
.footer { border-top: 1px solid var(--border); padding: 32px 24px; }

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 15px;
}

.footer-tagline {
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  section { padding: 60px 20px; }
  
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero { padding-top: 120px; }
  
  .hero-headline { font-size: 36px; }
  
  .problem-grid,
  .features-grid,
  .metrics-row {
    grid-template-columns: 1fr;
  }
  
  .step { grid-template-columns: 48px 1fr; }
  
  .section-heading { font-size: 26px; margin-bottom: 32px; }
  
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
  
  .closing-inner { text-align: left; }
  .btn-large { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 30px; }
  .problem-stat { font-size: 34px; }
  .metric-val { font-size: 30px; }
}