/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=DM+Sans:wght@400;500;600&display=swap');

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; }
body {
  font-family: 'DM Sans', sans-serif;
  background: #0A1628;
  color: #F8FAFC;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4 { font-family: 'Sora', sans-serif; font-weight: 700; line-height: 1.15; }

/* Nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Sora', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: #F59E0B;
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 0.78rem;
  color: #94A3B8;
  letter-spacing: 0.03em;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}
.hero-grid-bg {
  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% 0%, black 40%, transparent 100%);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.3);
  color: #F59E0B;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #F59E0B;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  color: #F8FAFC;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.05rem;
  color: #94A3B8;
  max-width: 460px;
  margin-bottom: 40px;
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
  font-family: 'Sora', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #F59E0B;
}
.stat-label { font-size: 0.72rem; color: #64748B; line-height: 1.3; max-width: 80px; }
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.08); }

/* Phone mockup */
.hero-visual { display: flex; justify-content: center; }
.phone-frame {
  width: 280px;
  background: #1E293B;
  border-radius: 36px;
  padding: 16px;
  border: 2px solid rgba(245,158,11,0.2);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 40px rgba(245,158,11,0.08);
}
.phone-screen {
  background: #0F1929;
  border-radius: 24px;
  padding: 20px;
  min-height: 360px;
}
.call-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.call-incoming-icon {
  width: 36px; height: 36px;
  background: rgba(245,158,11,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #F59E0B;
}
.call-info { flex: 1; }
.call-type { display: block; font-size: 0.65rem; color: #F59E0B; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.call-num { display: block; font-size: 0.82rem; color: #CBD5E1; font-family: monospace; }
.ai-badge {
  background: #F59E0B;
  color: #0A1628;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}
.call-waveform {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-bottom: 16px;
  height: 28px;
}
.call-waveform span {
  display: block;
  width: 3px;
  background: rgba(245,158,11,0.4);
  border-radius: 2px;
  animation: wave 1.2s ease-in-out infinite;
}
.call-waveform span:nth-child(1) { height: 8px; animation-delay: 0s; }
.call-waveform span:nth-child(2) { height: 16px; animation-delay: 0.1s; }
.call-waveform span:nth-child(3) { height: 24px; animation-delay: 0.2s; }
.call-waveform span:nth-child(4) { height: 12px; animation-delay: 0.3s; }
.call-waveform span:nth-child(5) { height: 20px; animation-delay: 0.4s; }
.call-waveform span:nth-child(6) { height: 14px; animation-delay: 0.5s; }
.call-waveform span:nth-child(7) { height: 28px; animation-delay: 0.6s; }
.call-waveform span:nth-child(8) { height: 18px; animation-delay: 0.7s; }
.call-waveform span:nth-child(9) { height: 10px; animation-delay: 0.8s; }
@keyframes wave {
  0%, 100% { transform: scaleY(0.5); opacity: 0.5; }
  50% { transform: scaleY(1); opacity: 1; }
}
.call-transcript { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.transcript-msg { padding: 8px 12px; border-radius: 10px; font-size: 0.72rem; line-height: 1.5; }
.transcript-label { display: block; font-size: 0.6rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.transcript-caller { background: rgba(255,255,255,0.06); color: #CBD5E1; }
.transcript-caller .transcript-label { color: #64748B; }
.transcript-ai { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.2); color: #F8FAFC; }
.transcript-ai .transcript-label { color: #F59E0B; }
.call-actions { display: flex; flex-direction: column; gap: 6px; }
.action-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  color: #64748B;
  padding: 6px 10px;
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
}
.action-booked { color: #10B981; background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.2); }

/* Sections */
.section-inner { max-width: 1100px; margin: 0 auto; padding: 80px 24px; }
.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #F59E0B;
  margin-bottom: 12px;
}
.section-headline {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: #F8FAFC;
  margin-bottom: 48px;
  max-width: 600px;
}

/* How It Works */
.howitworks { background: #0D1F35; }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.step-card {
  padding: 32px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  transition: border-color 0.2s, background 0.2s;
}
.step-card:hover { border-color: rgba(245,158,11,0.3); background: rgba(245,158,11,0.03); }
.step-num {
  font-family: 'Sora', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  color: #F59E0B;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #F8FAFC;
  margin-bottom: 10px;
}
.step-desc { font-size: 0.88rem; color: #64748B; line-height: 1.65; }

/* Industries */
.industries { background: #0A1628; }
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.industry-card {
  padding: 28px;
  background: #0D1F35;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  transition: border-color 0.2s, transform 0.2s;
}
.industry-card:hover { border-color: rgba(245,158,11,0.25); transform: translateY(-2px); }
.industry-icon {
  width: 48px; height: 48px;
  background: rgba(245,158,11,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #F59E0B;
  margin-bottom: 16px;
}
.industry-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #F8FAFC;
  margin-bottom: 8px;
}
.industry-card p { font-size: 0.83rem; color: #94A3B8; line-height: 1.65; }

/* Calculator */
.calculator-section { background: #0D1F35; }
.calc-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.calc-headline {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  color: #F8FAFC;
  margin-bottom: 8px;
}
.calc-sub { font-size: 0.9rem; color: #64748B; margin-bottom: 32px; }
.calc-formula {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.calc-variable {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 16px 20px;
}
.calc-val { font-family: 'Sora', sans-serif; font-size: 1.6rem; font-weight: 800; color: #F59E0B; }
.calc-unit { font-size: 0.7rem; color: #64748B; text-align: center; }
.calc-x { font-size: 1.2rem; color: #475569; font-weight: 600; }
.calc-eq { font-size: 1.2rem; color: #475569; font-weight: 600; }
.calc-result { text-align: center; }
.calc-result-val { display: block; font-family: 'Sora', sans-serif; font-size: 2rem; font-weight: 800; color: #EF4444; }
.calc-result-label { display: block; font-size: 0.75rem; color: #64748B; }
.calc-cta { font-size: 0.88rem; color: #94A3B8; }
.calc-proof { display: flex; flex-direction: column; gap: 24px; }
.proof-stat { display: flex; flex-direction: column; gap: 4px; }
.proof-num { font-family: 'Sora', sans-serif; font-size: 1.8rem; font-weight: 800; color: #F8FAFC; }
.proof-label { font-size: 0.82rem; color: #64748B; }
.proof-divider { height: 1px; background: rgba(255,255,255,0.06); }

/* Closing */
.closing { background: #0A1628; }
.closing-inner { max-width: 700px; }
.closing-overline {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #F59E0B;
  margin-bottom: 16px;
}
.closing-headline {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: #F8FAFC;
  margin-bottom: 16px;
  line-height: 1.2;
}
.closing-sub { font-size: 1rem; color: #94A3B8; line-height: 1.7; max-width: 560px; }

/* Footer */
.footer { background: #0D1F35; border-top: 1px solid rgba(255,255,255,0.05); }
.footer-inner { max-width: 1100px; margin: 0 auto; padding: 40px 24px; }
.footer-brand { margin-bottom: 24px; }
.footer-logo { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.1rem; color: #F59E0B; display: block; margin-bottom: 4px; }
.footer-desc { font-size: 0.82rem; color: #64748B; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; font-size: 0.75rem; color: #475569; }
.footer-pstn { color: #F59E0B; opacity: 0.7; }

/* Responsive */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .phone-frame { width: 240px; }
  .steps-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }
  .calc-inner { grid-template-columns: 1fr; }
  .hero-stats { gap: 12px; }
  .stat-divider { display: none; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .calc-formula { gap: 10px; }
}