/* OpPilot Landing Page */
/* Fonts: Syne (headings), DM Sans (body) */

:root {
  --bg: #0d0d0d;
  --bg-2: #111111;
  --bg-3: #161616;
  --fg: #f5f5f5;
  --fg-2: #a3a3a3;
  --fg-3: #525252;
  --accent: #f59e0b;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --border: rgba(255,255,255,0.07);
  --radius: 12px;
  --max-w: 1100px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  line-height: 1.1;
  font-weight: 700;
}

/* Navbar */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.nav-tag {
  font-size: 0.8rem;
  color: var(--fg-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  padding: 140px 40px 100px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 500px;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(245,158,11,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--fg-2);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  margin-bottom: 32px;
  letter-spacing: 0.03em;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-headline {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 700px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-2);
  max-width: 560px;
  margin-bottom: 56px;
  line-height: 1.7;
}

/* Call Widget */
.hero-visual {
  margin-bottom: 48px;
}

.call-widget {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  max-width: 540px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.call-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: var(--fg-2);
}

.call-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse 1.5s ease-in-out infinite;
}

.call-info {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.caller-name {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 1rem;
}

.call-time {
  font-size: 0.8rem;
  color: var(--fg-3);
}

.call-transcript {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.transcript-line {
  font-size: 0.82rem;
  padding: 10px 14px;
  border-radius: 10px;
  line-height: 1.5;
}

.transcript-line.user {
  background: var(--bg-3);
  color: var(--fg-2);
  border-bottom-left-radius: 4px;
}

.transcript-line.ai {
  background: var(--accent-dim);
  color: var(--fg);
  border-bottom-right-radius: 4px;
  border-left: 2px solid var(--accent);
}

.call-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: #22c55e;
  background: rgba(34,197,94,0.08);
  padding: 8px 12px;
  border-radius: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
}

.hero-cta-text {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg-3);
  letter-spacing: -0.01em;
}

/* Problem */
.problem {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1px 1fr;
  gap: 60px;
  align-items: center;
}

.problem-stat {
  text-align: center;
}

.stat-number {
  font-family: 'Syne', sans-serif;
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.04em;
}

.stat-pct {
  font-size: 0.4em;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--fg-2);
  max-width: 200px;
  margin-top: 12px;
  line-height: 1.5;
}

.problem-divider {
  background: var(--border);
  width: 1px;
  height: 200px;
}

.problem-text {
  max-width: 640px;
}

.problem-headline {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.problem-body {
  color: var(--fg-2);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.7;
}

/* Solution */
.solution {
  padding: 100px 40px;
}

.solution-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.solution-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
}

.solution-headline {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  max-width: 680px;
  margin-bottom: 24px;
  letter-spacing: -0.025em;
}

.solution-body {
  color: var(--fg-2);
  max-width: 600px;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 60px;
}

.solution-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pillar {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
}

.pillar-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--accent);
}

.pillar-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.pillar-desc {
  color: var(--fg-2);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Features */
.features {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.features-header {
  text-align: center;
  margin-bottom: 80px;
}

.features-headline {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 16px;
  letter-spacing: -0.025em;
}

.features-sub {
  color: var(--fg-2);
  font-size: 1.05rem;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 80px;
}

.feature-row-alt {
  direction: rtl;
}

.feature-row-alt > * {
  direction: ltr;
}

.feature-tag {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.feature-title {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.feature-body {
  color: var(--fg-2);
  line-height: 1.7;
  margin-bottom: 20px;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--fg-2);
}

.feature-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* Demo cards */
.demo-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

.demo-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-3);
  margin-bottom: 16px;
}

/* Waveform */
.waveform {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 48px;
  margin-bottom: 12px;
}

.waveform span {
  flex: 1;
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  animation: wave 1.2s ease-in-out infinite;
}

.waveform span:nth-child(2), .waveform span:nth-child(6), .waveform span:nth-child(10) { animation-delay: 0.1s; }
.waveform span:nth-child(3), .waveform span:nth-child(7), .waveform span:nth-child(11) { animation-delay: 0.2s; }
.waveform span:nth-child(4), .waveform span:nth-child(8), .waveform span:nth-child(12) { animation-delay: 0.3s; }
.waveform span:nth-child(5), .waveform span:nth-child(9), .waveform span:nth-child(13) { animation-delay: 0.4s; }

@keyframes wave {
  0%, 100% { height: 20%; }
  50% { height: 100%; }
}

.ai-speaking {
  font-size: 0.8rem;
  color: var(--fg-3);
  margin-bottom: 8px;
}

.call-duration {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
}

/* Message card */
.messages-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.message-bubble {
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.user-bubble {
  background: var(--bg-2);
  color: var(--fg-2);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
  max-width: 80%;
}

.ai-bubble {
  background: var(--accent-dim);
  color: var(--fg);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
  border-left: 2px solid var(--accent);
  max-width: 80%;
}

/* Recover card */
.recover-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.followup-item {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
}

.followup-status {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
  font-weight: 600;
}

.followup-status.sent { background: rgba(255,255,255,0.06); color: var(--fg-3); }
.followup-status.replied { background: rgba(245,158,11,0.15); color: var(--accent); }
.followup-status.booked { background: rgba(34,197,94,0.12); color: #22c55e; }

.followup-detail {
  font-size: 0.82rem;
  color: var(--fg-2);
  margin-bottom: 4px;
  line-height: 1.5;
}

.followup-time {
  font-size: 0.72rem;
  color: var(--fg-3);
}

/* Outcomes */
.outcomes {
  padding: 100px 40px;
}

.outcomes-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.outcomes-headline {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  text-align: center;
  margin-bottom: 60px;
  letter-spacing: -0.02em;
}

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.outcome-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  text-align: center;
}

.outcome-icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

.outcome-stat {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.outcome-period {
  font-size: 0.45em;
  color: var(--fg-2);
  font-weight: 500;
}

.outcome-label {
  font-size: 0.82rem;
  color: var(--fg-3);
  line-height: 1.5;
}

/* How it works */
.howitworks {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.howitworks-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.howitworks-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}

.howitworks-headline {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 60px;
  letter-spacing: -0.02em;
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  padding: 32px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.step-connector {
  width: 60px;
  height: 2px;
  background: var(--border);
  margin-top: 70px;
  flex-shrink: 0;
}

.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-dim);
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.step-title {
  font-size: 1.1rem;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.step-body {
  color: var(--fg-2);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Closing */
.closing {
  padding: 120px 40px;
  background: var(--bg);
  position: relative;
  text-align: center;
}

.closing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 100%, rgba(245,158,11,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
}

.closing-headline {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 24px;
}

.closing-body {
  font-size: 1.2rem;
  color: var(--fg-2);
}

/* Footer */
footer {
  padding: 48px 40px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-3);
  margin-bottom: 8px;
}

.footer-copy {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
}

/* Responsive */
@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .hero { padding: 120px 20px 80px; }
  .problem { padding: 80px 20px; }
  .solution { padding: 80px 20px; }
  .features { padding: 80px 20px; }
  .outcomes { padding: 80px 20px; }
  .howitworks { padding: 80px 20px; }
  .closing { padding: 80px 20px; }
  footer { padding: 40px 20px; }

  .problem-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .problem-divider { display: none; }
  .stat-label { max-width: 100%; }

  .solution-pillars { grid-template-columns: 1fr; }

  .feature-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .feature-row-alt { direction: ltr; }

  .outcomes-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    flex-direction: column;
    gap: 16px;
  }
  .step-connector {
    width: 40px;
    height: 40px;
    margin: 0 auto;
  }
}

@media (max-width: 600px) {
  .outcomes-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 2rem; }
}