/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0A1628;
  --bg-alt:    #0F1E33;
  --fg:        #F0F4F8;
  --muted:     #8BA3C1;
  --accent:    #F59E0B;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --border:    rgba(255,255,255,0.07);
  --radius:    12px;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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 {
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.nav-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ===== HERO ===== */
.hero {
  padding: 5rem 2rem 4rem;
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 480px;
}
.hero-pillars {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.pillar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.pillar::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.pillar-label {
  font-size: 0.9rem;
  color: var(--fg);
  font-weight: 500;
}

/* ===== FLOW DIAGRAM ===== */
.flow-diagram {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.flow-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
}
.flow-step--call { border-left: 3px solid #ef4444; }
.flow-step--ai   { border-left: 3px solid var(--accent); }
.flow-step--book { border-left: 3px solid #22c55e; }
.flow-icon { font-size: 1.4rem; }
.flow-label { font-weight: 600; font-size: 0.95rem; color: var(--fg); }
.flow-arrow { text-align: center; color: var(--muted); font-size: 1.2rem; padding: 0.25rem 0; }

/* ===== SECTION SHARED ===== */
section { padding: 4rem 2rem; }
.section-label {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

/* ===== PROBLEM ===== */
.problem { background: var(--bg-alt); border-bottom: 1px solid var(--border); }
.problem-inner { max-width: 1100px; margin: 0 auto; }
.problem-statement {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 680px;
  margin-bottom: 3.5rem;
}
.problem-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.stat { border-left: 2px solid var(--accent); padding-left: 1.25rem; }
.stat-number {
  display: block;
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-desc { font-size: 0.85rem; color: var(--muted); line-height: 1.5; }

/* ===== SOLUTIONS ===== */
.solutions { border-bottom: 1px solid var(--border); }
.solutions-inner { max-width: 1100px; margin: 0 auto; }
.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.solution-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}
.solution-num {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 1rem;
}
.solution-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}
.solution-desc { font-size: 0.9rem; color: var(--muted); line-height: 1.65; }

/* ===== OUTCOMES ===== */
.outcomes { background: var(--bg-alt); border-bottom: 1px solid var(--border); }
.outcomes-inner { max-width: 1100px; margin: 0 auto; }
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.outcome { text-align: center; padding: 1.5rem 1rem; }
.outcome-metric {
  display: block;
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}
.outcome-desc { font-size: 0.85rem; color: var(--muted); line-height: 1.5; }

/* ===== CLOSING ===== */
.closing { padding: 5rem 2rem; }
.closing-inner { max-width: 1100px; margin: 0 auto; text-align: center; }
.closing-statement {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--fg);
  line-height: 1.4;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}
.closing-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.footer { border-top: 1px solid var(--border); padding: 2rem; }
.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: 1rem;
  color: var(--fg);
  display: block;
  margin-bottom: 0.25rem;
}
.footer-desc { font-size: 0.8rem; color: var(--muted); }
.footer-meta { font-size: 0.8rem; color: var(--muted); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .flow-diagram { display: none; }
  .problem-stats { grid-template-columns: 1fr; gap: 1.5rem; }
  .solution-grid { grid-template-columns: 1fr; }
  .outcomes-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
  section { padding: 3rem 1.25rem; }
}
@media (max-width: 480px) {
  .outcomes-grid { grid-template-columns: 1fr; }
}