:root {
  --bg: #0d0d0f;
  --surface: #141416;
  --surface-2: #1c1c1f;
  --border: #27272a;
  --amber: #f59e0b;
  --amber-dim: rgba(245, 158, 11, 0.12);
  --text: #fafafa;
  --text-2: #a1a1aa;
  --text-3: #52525b;
  --green: #22c55e;
  --radius: 12px;
  --radius-lg: 20px;
}

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

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

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: 'Syne', system-ui, sans-serif; line-height: 1.15; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 32px; }

/* HEADER */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 20px 0;
  background: rgba(13,13,15,0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.wordmark {
  font-family: 'Syne', system-ui, sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--amber);
  letter-spacing: -0.02em;
}

/* HERO */
.hero {
  position: relative;
  padding: 140px 0 100px;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(245,158,11,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,158,11,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}
.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  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;
}
.hero-headline {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 24px;
  line-height: 1.1;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 440px;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
}
.stat { padding: 0 28px 0 0; }
.stat:first-child { padding-left: 0; }
.stat-num {
  display: block;
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
}
.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  margin-right: 28px;
}

/* AGENT CARD */
.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(245,158,11,0.08);
}
.agent-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--green);
  margin-bottom: 16px;
}
.agent-dot {
  width: 8px; height: 8px;
  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: 0.5; }
}
.agent-name {
  font-size: 0.8rem;
  color: var(--text-3);
  margin-bottom: 16px;
  font-weight: 500;
}
.agent-thread { display: flex; flex-direction: column; gap: 10px; }
.msg { border-radius: 12px; padding: 12px 16px; font-size: 0.85rem; }
.incoming {
  background: var(--surface-2);
  border-bottom-left-radius: 4px;
}
.outgoing {
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.2);
  border-bottom-right-radius: 4px;
}
.msg-text { color: var(--text); line-height: 1.5; }
.msg-time { font-size: 0.72rem; color: var(--text-3); margin-top: 6px; }
.ai-tag {
  display: inline-block;
  background: var(--amber-dim);
  color: var(--amber);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}
.agent-action {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--green);
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 8px;
  padding: 8px 12px;
}

/* SECTION HEADER */
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  color: var(--text);
  max-width: 600px;
  margin: 0 auto;
}

/* VERTICALS */
.verticals { padding: 100px 0; border-top: 1px solid var(--border); }
.verticals-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.vertical-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: border-color 0.2s;
}
.vertical-card:hover { border-color: rgba(245,158,11,0.35); }
.vertical-icon {
  width: 52px; height: 52px;
  background: var(--amber-dim);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--amber);
  margin-bottom: 20px;
}
.vertical-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}
.vertical-card p { font-size: 0.9rem; color: var(--text-2); line-height: 1.7; }

/* HOW IT WORKS */
.how-it-works { padding: 100px 0; border-top: 1px solid var(--border); }
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}
.step { flex: 1; }
.step-number {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--amber);
  opacity: 0.5;
  margin-bottom: 16px;
}
.step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.step-content p { font-size: 0.875rem; color: var(--text-2); line-height: 1.7; }
.step-connector {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, var(--border) 0%, rgba(245,158,11,0.4) 100%);
  margin: 28px 20px 0;
  flex-shrink: 0;
}
.guarantee-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 56px;
  font-size: 0.82rem;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 12px 24px;
  max-width: fit-content;
  margin-left: auto;
  margin-right: auto;
}
.guarantee-badge svg { color: var(--amber); flex-shrink: 0; }

/* OUTCOMES */
.outcomes {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent 0%, rgba(245,158,11,0.03) 50%, transparent 100%);
}
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.outcome { text-align: center; }
.outcome-metric {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--amber);
  margin-bottom: 12px;
}
.outcome-desc { font-size: 0.82rem; color: var(--text-2); line-height: 1.6; }

/* CLOSING */
.closing {
  padding: 120px 0 100px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.closing-headline {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text);
  max-width: 700px;
  margin: 0 auto 24px;
  line-height: 1.25;
}
.closing-sub {
  font-size: 1rem;
  color: var(--text-2);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.closing-tagline {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: -0.01em;
}

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
  text-align: center;
}
.footer-wordmark {
  font-family: 'Syne', system-ui, sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--amber);
  margin-bottom: 8px;
}
.footer-tagline { font-size: 0.85rem; color: var(--text-2); margin-bottom: 20px; }
.footer-copy { font-size: 0.75rem; color: var(--text-3); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { padding: 120px 0 80px; }
  .hero-layout { grid-template-columns: 1fr; gap: 56px; }
  .hero-right { order: -1; }
  .agent-card { padding: 18px; }
  .hero-headline { font-size: 2rem; }
  .verticals-grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; gap: 40px; }
  .step-connector { width: 40px; height: 40px; margin: 0; background: none; display: flex; align-items: center; justify-content: center; }
  .step-connector::before { content: ''; display: block; width: 1px; height: 40px; background: linear-gradient(180deg, var(--border), rgba(245,158,11,0.4)); }
  .outcomes-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .container { padding: 0 20px; }
}
@media (max-width: 480px) {
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 16px; }
  .stat-divider { display: none; }
  .outcomes-grid { grid-template-columns: 1fr; }
}