:root {
  --bg: #0A0F1E;
  --surface: #111827;
  --border: #1e2a3a;
  --fg: #f0f4f8;
  --fg-muted: #8899a8;
  --accent: #FF6B00;
  --accent-dim: rgba(255, 107, 0, 0.15);
  --blue: #4F8EF7;
  --green: #22C55E;
  --radius: 12px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

/* Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 15, 30, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
}

.logo-mark {
  font-size: 20px;
  color: var(--accent);
  font-family: var(--font-display);
}

.logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--fg);
}

/* Hero */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 32px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  grid-column: 1 / -1;
  margin-bottom: -48px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--fg);
  grid-column: 1;
}

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

.hero-sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--fg-muted);
  grid-column: 1;
  margin-top: 20px;
  max-width: 440px;
}

.hero-cta {
  grid-column: 1;
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  padding: 12px 24px;
  border-radius: 10px;
  text-decoration: none;
  transition: opacity 0.2s;
}

.btn-cta:hover {
  opacity: 0.85;
}

.cta-text {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.3px;
}

/* Phone Shell */
.hero-visual {
  grid-column: 2;
  display: flex;
  justify-content: flex-end;
}

.phone-shell {
  width: 280px;
  background: #1a2234;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 36px;
  padding: 3px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,107,0,0.1);
}

.phone-notch {
  width: 80px;
  height: 24px;
  background: #0A0F1E;
  border-radius: 0 0 16px 16px;
  margin: 0 auto;
}

.phone-screen {
  background: #0f1724;
  border-radius: 32px;
  padding: 20px 18px;
  min-height: 420px;
}

.call-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.caller-avatar {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.caller-info {
  flex: 1;
}

.caller-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--fg);
}

.caller-number {
  font-size: 11px;
  color: var(--fg-muted);
}

.call-status-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  color: var(--green);
  background: rgba(34, 197, 94, 0.1);
  padding: 4px 8px;
  border-radius: 20px;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* Waveform */
.waveform {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 40px;
  margin-bottom: 16px;
}

.wave-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 3px;
  min-height: 6px;
  opacity: 0.6;
  animation: wave 1.2s ease-in-out infinite;
}

.wave-bar:nth-child(1) { animation-delay: 0s; }
.wave-bar:nth-child(2) { animation-delay: 0.1s; }
.wave-bar:nth-child(3) { animation-delay: 0.2s; }
.wave-bar:nth-child(4) { animation-delay: 0.3s; }
.wave-bar:nth-child(5) { animation-delay: 0.4s; }
.wave-bar:nth-child(6) { animation-delay: 0.5s; }
.wave-bar:nth-child(7) { animation-delay: 0.6s; }
.wave-bar:nth-child(8) { animation-delay: 0.7s; }
.wave-bar:nth-child(9) { animation-delay: 0.8s; }
.wave-bar:nth-child(10) { animation-delay: 0.9s; }
.wave-bar:nth-child(11) { animation-delay: 1.0s; }
.wave-bar:nth-child(12) { animation-delay: 1.1s; }
.wave-bar:nth-child(13) { animation-delay: 1.2s; }

@keyframes wave {
  0%, 100% { height: var(--base-height, 20%); }
  50% { height: 90%; }
}

/* Transcript */
.transcript {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.transcript-ai, .transcript-user {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.transcript-ai {
  flex-direction: row;
}

.transcript-user {
  flex-direction: row-reverse;
}

.transcript-label {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 6px;
  flex-shrink: 0;
  margin-top: 3px;
}

.transcript-ai .transcript-label {
  background: rgba(79, 142, 247, 0.2);
  color: var(--blue);
}

.transcript-user .transcript-label {
  background: rgba(255, 107, 0, 0.15);
  color: var(--accent);
}

.transcript-text {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--fg);
  background: var(--surface);
  padding: 8px 12px;
  border-radius: 10px;
  max-width: 180px;
}

.transcript-user .transcript-text {
  background: rgba(255, 107, 0, 0.1);
}

/* Booking Confirm */
.booking-confirm {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 11px;
  color: var(--green);
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.2);
  padding: 8px 12px;
  border-radius: 8px;
}

/* Stats Row */
.stats-row {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px 80px;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: start;
}

.stat {
  padding: 0 40px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.5;
  margin-top: 8px;
}

.stat-divider {
  width: 1px;
  height: 80px;
  background: var(--border);
  align-self: center;
}

/* Section Labels */
.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--fg);
  margin-bottom: 60px;
}

/* How it works */
.how {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px 80px;
}

.steps {
  display: grid;
  grid-template-columns: 1fr 40px 1fr 40px 1fr;
  align-items: start;
  gap: 0;
}

.step {
  padding: 0 20px;
}

.step-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.25;
  line-height: 1;
  letter-spacing: -2px;
  margin-bottom: 20px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
}

.step-content p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

.step-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 40px;
}

.step-connector::after {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--border);
}

/* Features */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px 80px;
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-card {
  background: var(--surface);
  padding: 36px 32px;
}

.feature-icon {
  margin-bottom: 20px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 13.5px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Missed */
.missed {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.missed-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.missed-text h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--fg);
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
}

.missed-text p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.missed-visual {
  display: flex;
  justify-content: center;
}

.call-count {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 40px;
  text-align: center;
}

.call-count-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.call-count-value {
  font-family: var(--font-display);
  font-size: 72px;
  font-weight: 800;
  color: var(--fg);
  line-height: 1;
  letter-spacing: -3px;
}

.call-count-cost {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-top: 8px;
}

/* Closing */
.closing {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 32px;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  color: var(--fg);
  line-height: 1.25;
  letter-spacing: -0.5px;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 540px;
  margin: 0 auto 48px;
}

.closing-statement {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
  padding: 24px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.closing-mark {
  font-size: 24px;
  color: var(--accent);
  flex-shrink: 0;
}

.closing-statement p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
  text-align: left;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 32px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 24px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-links a {
  font-size: 13px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--fg);
}

.footer-copy {
  font-size: 12px;
  color: var(--fg-muted);
  opacity: 0.6;
}

/* Responsive */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 48px 24px 40px;
    gap: 40px;
  }

  .hero-visual {
    justify-content: center;
    grid-column: 1;
  }

  .phone-shell {
    width: 260px;
  }

  .stats-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .stat-divider {
    display: none;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .step-connector { display: none; }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .missed-inner {
    grid-template-columns: 1fr;
  }

  .nav-links { display: none; }

  .nav-inner { padding: 16px 24px; }
}