:root {
  --bg-primary: #0a1628;
  --bg-secondary: #0f1f3a;
  --bg-card: #152244;
  --fg-primary: #e8ecf4;
  --fg-secondary: #8a9bc0;
  --fg-muted: #5a6d96;
  --accent: #f5a623;
  --accent-light: #ffd080;
  --accent-glow: rgba(245, 166, 35, 0.15);
  --danger: #ff4d4d;
  --success: #34d399;
  --border: rgba(138, 155, 192, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 600;
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 2rem 4rem;
  background: linear-gradient(160deg, var(--bg-primary) 0%, #0d1a30 50%, #111d35 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--accent-glow);
  border: 1px solid rgba(245, 166, 35, 0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  font-family: var(--font-display);
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-secondary);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary-hero {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  background: var(--accent);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: opacity 0.15s, transform 0.15s;
}
.btn-primary-hero:hover { opacity: 0.88; transform: translateY(-1px); }

.btn-secondary-hero {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  background: transparent;
  color: var(--fg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: color 0.15s, border-color 0.15s;
}
.btn-secondary-hero:hover { color: var(--fg-primary); border-color: var(--fg-muted); }

/* Phone mockup */
.hero-visual {
  position: relative;
}

.phone-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 1.5rem;
  max-width: 360px;
  margin-left: auto;
  box-shadow: 0 40px 80px rgba(0,0,0,0.4);
}

.phone-screen {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.call-notification {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
}

.call-icon { font-size: 1.4rem; }

.call-info {
  display: flex;
  flex-direction: column;
}

.caller-name {
  font-weight: 600;
  font-size: 0.9rem;
  font-family: var(--font-display);
}

.call-status {
  font-size: 0.75rem;
  color: var(--success);
  font-weight: 500;
}

.chat-bubble {
  padding: 0.65rem 1rem;
  border-radius: 16px;
  font-size: 0.82rem;
  line-height: 1.5;
  max-width: 88%;
}

.chat-bubble.ai {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  color: var(--fg-primary);
}

.chat-bubble.customer {
  background: var(--accent);
  color: var(--bg-primary);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
  font-weight: 500;
}

.floating-stats {
  position: absolute;
  top: -10px;
  left: -30px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.stat-card.accent-card {
  border-color: rgba(245, 166, 35, 0.3);
  background: linear-gradient(135deg, var(--bg-card), rgba(245, 166, 35, 0.08));
}

.stat-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--fg-primary);
}

.stat-label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.stat-card:first-child .stat-number { color: var(--success); }

/* ── PROBLEM ── */
.problem {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.problem h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  margin-bottom: 3rem;
  letter-spacing: -0.01em;
}

.problem-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.problem-stat {
  padding: 2rem 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.big-num {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--danger);
  display: block;
  margin-bottom: 0.5rem;
}

.problem-stat p {
  color: var(--fg-secondary);
  font-size: 0.95rem;
}

.problem-kicker {
  font-size: 1.15rem;
  color: var(--fg-secondary);
  font-style: italic;
}

/* ── CAPABILITIES ── */
.capabilities {
  padding: 6rem 2rem;
  background: var(--bg-primary);
}

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

.capabilities-inner h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 3rem;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.capability-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}

.capability-card:hover {
  border-color: rgba(245, 166, 35, 0.3);
  transform: translateY(-2px);
}

.cap-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.capability-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--fg-primary);
}

.capability-card p {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* ── AUTOPILOT ── */
.autopilot {
  padding: 6rem 2rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.autopilot-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.autopilot-text h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 1rem;
}

.autopilot-text p {
  color: var(--fg-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.autopilot-flow {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.flow-step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.flow-num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 40px;
  line-height: 1.2;
}

.flow-content h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: var(--fg-primary);
}

.flow-content p {
  font-size: 0.88rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* ── PRICING LOGIC ── */
.pricing-logic {
  padding: 6rem 2rem;
  background: var(--bg-primary);
}

.pricing-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.pricing-inner h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 2.5rem;
}

.math-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.math-card {
  padding: 2.5rem 2rem;
  border-radius: var(--radius);
  text-align: center;
}

.math-card.bad {
  background: rgba(255, 77, 77, 0.06);
  border: 1px solid rgba(255, 77, 77, 0.2);
}

.math-card.good {
  background: var(--accent-glow);
  border: 1px solid rgba(245, 166, 35, 0.3);
}

.math-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  margin-bottom: 0.75rem;
}

.math-detail {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.math-result {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
}

.math-card.bad .math-result { color: var(--danger); }
.math-card.good .math-result { color: var(--accent); }

.pricing-note {
  color: var(--fg-secondary);
  font-size: 1.05rem;
  font-style: italic;
}

/* ── CLOSING ── */
.closing {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, var(--bg-secondary), var(--bg-primary));
  text-align: center;
  border-top: 1px solid var(--border);
}

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

.closing h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  margin-bottom: 1.5rem;
}

.closing p {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.closing-vision {
  font-family: var(--font-display);
  font-size: 1.3rem !important;
  color: var(--accent) !important;
  font-weight: 600;
  margin-top: 1.5rem !important;
}

/* ── FOOTER ── */
.site-footer {
  padding: 3rem 2rem;
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--fg-primary);
  margin-bottom: 0.25rem;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { padding: 4rem 1.5rem 3rem; }
  .hero-content { grid-template-columns: 1fr; gap: 2.5rem; }
  .phone-mockup { max-width: 100%; margin: 0; }
  .floating-stats { position: static; flex-direction: row; margin-top: 1rem; }
  .problem-stats { grid-template-columns: 1fr; gap: 1rem; }
  .big-num { font-size: 2.4rem; }
  .capabilities-grid { grid-template-columns: 1fr; gap: 1rem; }
  .autopilot-inner { grid-template-columns: 1fr; gap: 2rem; }
  .math-cards { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
}

@media (max-width: 480px) {
  .hero { padding: 3rem 1rem 2rem; }
  .hero h1 { font-size: 1.8rem; }
  section { padding: 4rem 1rem; }
}