:root {
  --bg: #0A0A0F;
  --bg-alt: #111118;
  --fg: #F5F0E8;
  --fg-muted: #A89F8E;
  --accent: #D4621B;
  --accent-light: #E8823A;
  --accent-dim: rgba(212, 98, 27, 0.12);
  --border: rgba(212, 98, 27, 0.18);
  --radius: 14px;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* === NAV === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 32px 80px;
  overflow: hidden;
}
.hero-bg-shape {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle at center, rgba(212, 98, 27, 0.18) 0%, transparent 65%);
  pointer-events: none;
}
.hero-content {
  max-width: 1180px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  font-weight: 600;
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 440px;
}

/* Phone Mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}
.phone-mockup {
  position: relative;
}
.phone-frame {
  width: 300px;
  background: #1A1A24;
  border-radius: 36px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05) inset;
}
.phone-screen {
  background: #0F0F1A;
  border-radius: 28px;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 400px;
}
.notification-badge {
  background: rgba(212, 98, 27, 0.15);
  border: 1px solid rgba(212, 98, 27, 0.3);
  border-radius: 16px;
  padding: 12px;
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}
.notif-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.notif-text { flex: 1; }
.notif-contact { font-size: 0.7rem; color: var(--fg-muted); margin-bottom: 2px; }
.notif-preview { font-size: 0.72rem; color: var(--fg); line-height: 1.4; }
.missed-call-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  margin-bottom: 6px;
  background: rgba(255,255,255,0.03);
}
.missed-icon {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.62rem;
  color: #ef4444;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.missed-icon.answered-icon { color: #22c55e; }
.caller-name { font-size: 0.78rem; color: var(--fg); flex: 1; }
.call-time { font-size: 0.68rem; color: var(--fg-muted); }
.answered { background: rgba(34, 197, 94, 0.06); border: 1px solid rgba(34, 197, 94, 0.15); }
.ai-status-bar {
  margin-top: auto;
  padding: 8px 12px;
  background: rgba(212, 98, 27, 0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse 2s ease-in-out infinite;
}
.ai-status-bar span { font-size: 0.65rem; color: var(--accent); font-weight: 600; }
.phone-glow {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 60px;
  background: radial-gradient(ellipse, rgba(212, 98, 27, 0.3) 0%, transparent 70%);
}

/* === STATS === */
.stats { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.stat-block { text-align: center; padding: 0 60px; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 12px;
}
.stat-label { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.5; max-width: 220px; margin: 0 auto; }
.stat-divider { width: 1px; height: 80px; background: var(--border); flex-shrink: 0; }

/* === PROBLEM === */
.problem { padding: 100px 32px; }
.problem-inner { max-width: 1180px; margin: 0 auto; }
.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 20px;
}
.problem-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 64px;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}
.problem-card {
  background: var(--bg-alt);
  padding: 40px;
  border: 1px solid var(--border);
  transition: background 0.2s;
}
.problem-card:hover { background: rgba(17, 17, 24, 0.8); }
.problem-icon {
  width: 52px;
  height: 52px;
  background: var(--accent-dim);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.problem-card p { font-size: 0.92rem; color: var(--fg-muted); line-height: 1.6; }

/* === STACK === */
.stack { padding: 100px 32px; background: var(--bg-alt); }
.stack-inner { max-width: 1180px; margin: 0 auto; }
.stack-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 64px;
}
.stack-grid { display: flex; flex-direction: column; gap: 2px; }
.stack-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  transition: border-color 0.2s;
  overflow: hidden;
}
.stack-card:hover { border-color: rgba(212, 98, 27, 0.35); }
.stack-number {
  background: var(--accent-dim);
  border-right: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.04em;
  padding: 36px 0;
  min-width: 80px;
}
.stack-content { padding: 36px 40px; }
.stack-content h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.stack-content p { font-size: 0.92rem; color: var(--fg-muted); line-height: 1.6; margin-bottom: 14px; }
.stack-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.02em;
}

/* === PROCESS === */
.process { padding: 100px 32px; }
.process-inner { max-width: 1180px; margin: 0 auto; }
.process-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 64px;
}
.process-steps {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.process-step {
  flex: 1;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 40px;
}
.step-connector {
  width: 40px;
  flex-shrink: 0;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-connector::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}
.step-connector::before {
  content: '→';
  position: relative;
  z-index: 1;
  background: var(--bg);
  padding: 0 4px;
  color: var(--accent);
  font-size: 1.2rem;
}
.step-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-dim);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 20px;
}
.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.step-content p { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.6; }

/* === MANIFESTO === */
.manifesto { padding: 100px 32px; background: var(--bg-alt); }
.manifesto-inner { max-width: 1180px; margin: 0 auto; }
.manifesto-quote {
  border-left: 3px solid var(--accent);
  padding-left: 40px;
  margin-bottom: 56px;
}
.manifesto-quote p:first-child {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-style: italic;
  color: var(--fg);
  line-height: 1.5;
  letter-spacing: -0.01em;
}
.manifesto-attribution { font-size: 0.8rem; color: var(--fg-muted); margin-top: 16px; }
.manifesto-details { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.manifesto-details p { font-size: 0.95rem; color: var(--fg-muted); line-height: 1.75; }

/* === FOOTER === */
.footer { padding: 80px 32px 40px; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-bottom: 60px; }
.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-tagline { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.7; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.footer-group h4 { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); font-weight: 700; margin-bottom: 16px; }
.footer-group ul { list-style: none; }
.footer-group li { font-size: 0.85rem; color: var(--fg-muted); padding: 5px 0; }
.footer-bottom { max-width: 1180px; margin: 0 auto; padding-top: 32px; border-top: 1px solid var(--border); }
.footer-bottom p { font-size: 0.78rem; color: var(--fg-muted); font-style: italic; }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .phone-frame { width: 260px; }
  .stats-inner { flex-direction: column; gap: 32px; }
  .stat-divider { width: 60px; height: 1px; }
  .problem-grid { grid-template-columns: 1fr; }
  .stack-card { grid-template-columns: 60px 1fr; }
  .stack-number { min-width: 60px; font-size: 1.4rem; padding: 24px 0; }
  .stack-content { padding: 24px 24px; }
  .process-steps { flex-direction: column; gap: 0; }
  .step-connector { width: auto; height: 32px; }
  .step-connector::before { content: '↓'; }
  .manifesto-details { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .hero { padding: 100px 20px 60px; }
  .stats, .problem, .stack, .process, .manifesto, .footer { padding-left: 20px; padding-right: 20px; }
  .stats-inner, .problem-inner, .stack-inner, .process-inner, .manifesto-inner { padding: 48px 20px; }
  .nav-inner { padding: 14px 20px; }
  .nav-tagline { display: none; }
  .footer-links { grid-template-columns: 1fr; }
  .problem-card, .process-step { padding: 28px; }
}