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

:root {
  --bg: #080d16;
  --bg-2: #0d1420;
  --bg-card: #111a2e;
  --accent: #FF6B35;
  --accent-dim: rgba(255, 107, 53, 0.12);
  --text: #e8f0fe;
  --text-muted: #8899aa;
  --text-dim: #4a5568;
  --border: rgba(255,255,255,0.07);
  --radius: 16px;
  --font-display: '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: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(8, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-logo-mark {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  color: #fff;
  letter-spacing: -0.5px;
}
.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  letter-spacing: -0.3px;
}

/* HERO */
.hero {
  min-height: calc(100vh - 80px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 80px 32px 80px;
}
.hero-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(255,107,53,0.25);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--text);
  margin-bottom: 24px;
}
.hero-accent { color: var(--accent); }
.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 480px;
  margin-bottom: 36px;
}
.hero-availability {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
}
.availability-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(34,197,94,0.5);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Call Widget */
.hero-visual {
  display: flex;
  justify-content: center;
}
.call-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,107,53,0.1);
}
.call-widget-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}
.call-widget-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.call-widget-info { flex: 1; }
.call-widget-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
}
.call-widget-status {
  font-size: 12px;
  color: var(--text-muted);
}
.call-widget-wave {
  display: flex;
  gap: 3px;
  align-items: center;
}
.call-widget-wave span {
  width: 3px;
  height: 12px;
  background: var(--accent);
  border-radius: 2px;
  animation: wave 1.2s ease-in-out infinite;
}
.call-widget-wave span:nth-child(1) { animation-delay: 0s; height: 8px; }
.call-widget-wave span:nth-child(2) { animation-delay: 0.2s; height: 16px; }
.call-widget-wave span:nth-child(3) { animation-delay: 0.4s; height: 10px; }
@keyframes wave {
  0%, 100% { transform: scaleY(0.5); }
  50% { transform: scaleY(1); }
}
.call-transcript {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.transcript-caller, .transcript-ai {
  border-radius: 12px;
  padding: 12px 14px;
}
.transcript-caller {
  background: var(--bg-2);
  border: 1px solid var(--border);
}
.transcript-ai {
  background: rgba(255,107,53,0.08);
  border: 1px solid rgba(255,107,53,0.2);
}
.transcript-ai.confirmed {
  background: rgba(34,197,94,0.08);
  border-color: rgba(34,197,94,0.2);
}
.transcript-label {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  display: block;
  margin-bottom: 5px;
}
.transcript-ai .transcript-label { color: var(--accent); }
.transcript-ai.confirmed .transcript-label { color: #22c55e; }
.transcript-caller p, .transcript-ai p {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text);
}

/* FEATURES */
.features {
  padding: 100px 32px;
  background: var(--bg-2);
}
.features-header {
  max-width: 1120px;
  margin: 0 auto 64px;
}
.features-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.15;
}
.features-grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.2s;
}
.feature-card:hover {
  border-color: rgba(255,107,53,0.3);
}
.feature-icon { margin-bottom: 18px; }
.feature-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}
.feature-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* STATS */
.stats {
  padding: 80px 32px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}
.stat-block {
  flex: 1;
  text-align: center;
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: 10px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}
.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* CLOSING */
.closing {
  padding: 120px 32px;
  background: var(--bg);
  text-align: center;
}
.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}
.closing-tagline {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.08;
  margin-bottom: 24px;
  color: var(--text);
}
.closing-sub {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

/* FOOTER */
.footer {
  padding: 40px 32px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.5px;
}
.footer-tagline {
  font-size: 14px;
  color: var(--text-muted);
}
.footer-links {
  font-size: 14px;
  color: var(--text-dim);
}

/* Responsive */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 60px 24px 60px;
    gap: 48px;
  }
  .hero-visual { order: -1; }
  .call-widget { max-width: 100%; }
  .features { padding: 80px 24px; }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .stats-inner {
    flex-direction: column;
    gap: 40px;
  }
  .stat-divider { display: none; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .closing { padding: 80px 24px; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .hero-sub { font-size: 16px; }
  .closing-sub { font-size: 16px; }
}