:root {
  --bg: #F9F7F4;
  --fg: #1A1A1A;
  --fg-muted: #6B6B6B;
  --accent: #F59E0B;
  --primary: #0C4A4A;
  --surface: #FFFFFF;
  --border: #E5E3DF;
  --radius: 12px;
}

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

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

h1, h2, h3 { font-family: 'DM Serif Display', serif; font-weight: 400; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.1; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.2; }
h3 { font-size: 1.1rem; }

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-name { font-family: 'DM Serif Display', serif; font-size: 1.25rem; color: var(--fg); }
.nav-tagline { font-size: 0.85rem; color: var(--fg-muted); letter-spacing: 0.02em; }
.nav-cta {
  display: inline-flex;
  align-items: center;
  background: var(--primary);
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s ease;
  margin-left: 24px;
}
.nav-cta:hover { background: #094040; }

/* Hero */
.hero { padding: 72px 48px 64px; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; max-width: 1200px; margin: 0 auto; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--primary); color: white; font-size: 0.8rem; font-weight: 500; padding: 6px 14px; border-radius: 999px; margin-bottom: 24px; letter-spacing: 0.02em; }
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.hero-headline { margin-bottom: 20px; color: var(--fg); }
.hero-sub { font-size: 1.1rem; color: var(--fg-muted); max-width: 480px; margin-bottom: 40px; line-height: 1.7; }
.hero-stats { display: flex; align-items: center; gap: 0; }
.stat { padding: 0 28px; }
.stat:first-child { padding-left: 0; }
.stat-num { display: block; font-family: 'DM Serif Display', serif; font-size: 1.75rem; color: var(--primary); }
.stat-label { font-size: 0.75rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* Phone mockup */
.phone-mockup { display: flex; justify-content: center; }
.phone-frame {
  width: 280px;
  background: var(--surface);
  border-radius: 28px;
  border: 1px solid var(--border);
  box-shadow: 0 24px 64px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.06);
  overflow: hidden;
}
.phone-header { padding: 16px 18px 12px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border); background: var(--bg); }
.phone-title { font-family: 'DM Serif Display', serif; font-size: 0.9rem; color: var(--primary); }
.phone-status { display: flex; align-items: center; gap: 5px; font-size: 0.7rem; color: var(--fg-muted); }
.status-dot { width: 6px; height: 6px; border-radius: 50%; background: #22C55E; }
.phone-feed { padding: 14px 14px 10px; display: flex; flex-direction: column; gap: 10px; }
.feed-item { display: flex; gap: 10px; padding: 10px 12px; border-radius: 10px; font-size: 0.75rem; }
.feed-incoming { background: #FEF3C7; border: 1px solid #FDE68A; }
.feed-replied { background: #ECFDF5; border: 1px solid #A7F3D0; }
.feed-booked { background: #F0F9FF; border: 1px solid #BAE6FD; }
.feed-icon { width: 24px; height: 24px; border-radius: 6px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; background: white; }
.feed-incoming .feed-icon { background: #F59E0B; }
.feed-replied .feed-icon { background: #0C4A4A; }
.feed-booked .feed-icon { background: #0284C7; }
.feed-contact { font-weight: 600; color: var(--fg); margin-bottom: 2px; }
.feed-detail { color: var(--fg-muted); line-height: 1.4; font-size: 0.7rem; }
.phone-footer { padding: 10px 14px; border-top: 1px solid var(--border); display: flex; align-items: center; gap: 8px; background: var(--bg); }
.typing-indicator { display: flex; gap: 3px; }
.typing-indicator span { width: 5px; height: 5px; border-radius: 50%; background: var(--primary); opacity: 0.4; animation: blink 1.4s infinite; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 60% { opacity: 0.4; } 30% { opacity: 1; } }
.typing-label { font-size: 0.65rem; color: var(--fg-muted); font-style: italic; }

/* Proof */
.proof { padding: 32px 48px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.proof-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.proof-label { font-size: 0.8rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.08em; white-space: nowrap; }
.proof-verticals { display: flex; gap: 12px; flex-wrap: wrap; }
.vertical-tag { display: inline-flex; align-items: center; gap: 6px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 6px 14px; font-size: 0.82rem; color: var(--fg); }
.vertical-tag svg { color: var(--accent); }

/* Problem */
.problem { padding: 80px 48px; }
.problem-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.problem-left .section-title { color: var(--fg); }
.problem-right { display: flex; flex-direction: column; gap: 28px; }
.problem-stat { border-left: 3px solid var(--accent); padding-left: 20px; }
.problem-number { font-family: 'DM Serif Display', serif; font-size: 2rem; color: var(--primary); }
.problem-desc { font-size: 0.88rem; color: var(--fg-muted); margin-top: 4px; }

/* Features */
.features { padding: 80px 48px; background: var(--surface); }
.features-inner { max-width: 1200px; margin: 0 auto; }
.centered { text-align: center; margin-bottom: 56px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; transition: transform 0.2s ease, box-shadow 0.2s ease; }
.feature-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.07); }
.feature-icon { margin-bottom: 16px; }
.feature-name { margin-bottom: 8px; }
.feature-desc { font-size: 0.88rem; color: var(--fg-muted); line-height: 1.6; }

/* Outcomes */
.outcomes { padding: 80px 48px; }
.outcomes-inner { max-width: 1200px; margin: 0 auto; }
.outcomes-header { margin-bottom: 48px; }
.outcomes-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.outcome-item { text-align: center; }
.outcome-num { font-family: 'DM Serif Display', serif; font-size: 2.5rem; color: var(--primary); }
.outcome-desc { font-size: 0.85rem; color: var(--fg-muted); margin-top: 8px; line-height: 1.5; }

/* Closing */
.closing { padding: 80px 48px 96px; }
.closing-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: auto 1fr; gap: 80px; align-items: center; }
.closing-circle { width: 200px; height: 200px; position: relative; display: flex; align-items: center; justify-content: center; }
.closing-circle svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.closing-label { position: relative; z-index: 1; font-size: 0.8rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.1em; }
.closing-headline { margin-bottom: 20px; }
.closing-body { font-size: 1rem; color: var(--fg-muted); line-height: 1.8; margin-bottom: 20px; max-width: 560px; }
.closing-tagline { font-family: 'DM Serif Display', serif; font-size: 1.1rem; color: var(--primary); font-style: italic; }
.closing-cta-wrap { display: flex; align-items: center; gap: 16px; margin-top: 32px; }
.closing-cta-primary {
  display: inline-flex;
  align-items: center;
  background: var(--primary);
  color: white;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s ease;
}
.closing-cta-primary:hover { background: #094040; }
.closing-cta-sub { font-size: 0.85rem; color: var(--fg-muted); }

/* Footer */
.footer { padding: 32px 48px; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.footer-brand { display: flex; align-items: center; gap: 8px; font-family: 'DM Serif Display', serif; font-size: 1rem; }
.footer-copy { font-size: 0.8rem; color: var(--fg-muted); }

/* Responsive */
@media (max-width: 900px) {
  .nav { padding: 16px 24px; }
  .nav-tagline { display: none; }
  .hero { padding: 48px 24px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .stat { padding: 0; border: none; }
  .stat-divider { display: none; }
  .problem { padding: 56px 24px; }
  .problem-inner { grid-template-columns: 1fr; gap: 40px; }
  .proof { padding: 24px;; }
  .proof-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .features { padding: 56px 24px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .outcomes { padding: 56px 24px; }
  .outcomes-grid { grid-template-columns: 1fr 1fr; }
  .closing { padding: 56px 24px 72px; }
  .closing-inner { grid-template-columns: 1fr; gap: 40px; }
  .closing-circle { width: 140px; height: 140px; margin: 0 auto; }
  .footer { padding: 24px; }
  .footer-inner { flex-direction: column; gap: 12px; }
}

@media (max-width: 600px) {
  .feature-grid { grid-template-columns: 1fr; }
  .outcomes-grid { grid-template-columns: 1fr 1fr; }
}