/* Design: Emerald + warm off-white, Syne + Figtree typography, asymmetric editorial layout */

:root {
  --bg: #faf9f6;
  --bg2: #f0ede6;
  --fg: #111110;
  --fg2: #6b6960;
  --accent: #059669;
  --accent2: #f59e0b;
  --white: #ffffff;
  --border: #e5e1d8;
}

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

html { scroll-behavior: smooth; }

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

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(250, 249, 246, 0.9);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.nav-tagline {
  font-size: 0.875rem;
  color: var(--fg2);
}

/* SECTION LABEL */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 24px;
}

/* HERO */
.hero {
  padding: 80px 32px 72px;
  max-width: 1100px;
  margin: 0 auto;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 28px;
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 4.5vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--fg2);
  line-height: 1.65;
  max-width: 420px;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.75rem;
  letter-spacing: -0.03em;
  color: var(--fg);
}
.stat-label {
  font-size: 0.8rem;
  color: var(--fg2);
  max-width: 130px;
  line-height: 1.4;
}
.stat-sep {
  width: 1px;
  height: 48px;
  background: var(--border);
}

/* PRODUCT CARD */
.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
}
.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
}
.card-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--fg);
}
.card-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
}
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.5s infinite;
}
.review-items { padding: 8px 0; }
.review-item {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.review-item:last-child { border-bottom: none; }
.review-source {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.source-icon {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: white;
}
.source-icon.g { background: #4285f4; }
.source-icon.y { background: #ff1a1a; }
.source-icon.f { background: #1877f2; }
.source-name { font-size: 0.8rem; font-weight: 600; color: var(--fg); }
.review-time { font-size: 0.75rem; color: var(--fg2); margin-left: auto; }
.review-body { font-size: 0.85rem; color: var(--fg); line-height: 1.5; margin-bottom: 8px; font-style: italic; }
.ai-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  background: #ecfdf5;
  color: var(--accent);
  border: 1px solid #a7f3d0;
  padding: 3px 10px;
  border-radius: 999px;
}
.ai-badge.action {
  background: #fff7ed;
  color: #c2410c;
  border-color: #fed7aa;
}

/* HOW */
.how {
  background: var(--fg);
  padding: 80px 32px;
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.how .section-label { color: #9ca3af; }
.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 0;
}
.step-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--accent);
  display: block;
  margin-bottom: 12px;
}
.step-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: white;
  margin-bottom: 8px;
}
.step-desc {
  font-size: 0.875rem;
  color: #9ca3af;
  line-height: 1.6;
}

/* FEATURES */
.features { padding: 80px 32px; }
.features-inner { max-width: 1100px; margin: 0 auto; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.feature-item { padding: 4px 0; }
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #ecfdf5;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 16px;
}
.feature-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--fg);
  margin-bottom: 6px;
}
.feature-desc {
  font-size: 0.875rem;
  color: var(--fg2);
  line-height: 1.6;
}

/* PROOF */
.proof { background: var(--bg2); padding: 80px 32px; }
.proof-inner { max-width: 1100px; margin: 0 auto; }
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.proof-stat {
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.proof-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 2.5rem;
  letter-spacing: -0.04em;
  color: var(--fg);
  display: block;
  margin-bottom: 8px;
}
.proof-text {
  font-size: 0.875rem;
  color: var(--fg2);
  line-height: 1.5;
}
.proof-quote {
  max-width: 640px;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
}
.quote-text {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--fg);
  font-style: italic;
  margin-bottom: 12px;
}
.quote-attr {
  font-size: 0.875rem;
  color: var(--fg2);
  font-weight: 500;
}

/* CLOSING */
.closing { padding: 100px 32px; background: var(--fg); }
.closing-inner { max-width: 1100px; margin: 0 auto; }
.closing-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: white;
  margin-bottom: 24px;
}
.closing-sub {
  font-size: 1.1rem;
  color: #9ca3af;
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 48px;
}
.closing-vibe {
  display: flex;
  align-items: center;
  gap: 12px;
}
.vibe-label {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--accent);
}
.vibe-sep { color: #4b5563; }
.vibe-sub { font-size: 0.875rem; color: #9ca3af; }

/* FOOTER */
.footer { border-top: 1px solid var(--border); padding: 28px 32px; }
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--fg);
}
.footer-copy { font-size: 0.8rem; color: var(--fg2); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero { padding: 56px 24px 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { display: none; }
  .how-steps { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .nav-inner { padding: 14px 20px; }
  .nav-tagline { display: none; }
  .hero { padding: 40px 20px 36px; }
  .hero-stats { gap: 20px; }
  .how { padding: 56px 20px; }
  .how-steps { grid-template-columns: 1fr; gap: 28px; }
  .features { padding: 56px 20px; }
  .features-grid { grid-template-columns: 1fr; gap: 28px; }
  .proof { padding: 56px 20px; }
  .proof-grid { grid-template-columns: 1fr; }
  .closing { padding: 72px 20px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}