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

:root {
  --green: #1a7a3c;
  --green-dark: #145f2e;
  --green-light: #e8f5ed;
  --text: #1a1a1a;
  --muted: #555;
  --border: #ddd;
  --radius: 10px;
}

body {
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.6;
}

/* ── Header ── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
}
.logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
  text-decoration: none;
}
.logo span { color: var(--green); }
header nav a {
  margin-left: 24px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
}
header nav a:hover { color: var(--text); }
.btn {
  display: inline-block;
  padding: 9px 20px;
  background: var(--green);
  color: #fff !important;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}
.btn:hover { background: var(--green-dark); }

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
  max-width: 760px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-block;
  background: var(--green-light);
  color: var(--green-dark);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 20px;
  text-transform: capitalize;
}
.hero h1 {
  font-size: clamp(32px, 6vw, 52px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero h1 em { color: var(--green); font-style: normal; }
.hero p {
  font-size: clamp(16px, 2.5vw, 20px);
  color: var(--muted);
  max-width: 580px;
  margin: 0 auto 36px;
}
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn-outline {
  display: inline-block;
  padding: 9px 20px;
  border: 2px solid var(--border);
  color: var(--text) !important;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.15s;
}
.btn-outline:hover { border-color: var(--green); }

.wa-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
}
.wa-dot { width: 8px; height: 8px; border-radius: 50%; background: #25d366; }

/* ── Sections ── */
.section { padding: 64px 24px; }
.section-inner { max-width: 1000px; margin: 0 auto; }
.section-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
}
.section h2 {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.section .lead {
  color: var(--muted);
  font-size: 17px;
  max-width: 500px;
  margin-bottom: 48px;
}
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; }
.step-num { font-size: 28px; font-weight: 800; color: var(--green); margin-bottom: 10px; }
.step h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--muted); }

/* ── Pain grid (trade pages) ── */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}
.pain-card {
  background: #f9f9f9;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: block;
}
.pain-q {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}
.pain-a { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* ── Products ── */
.products-bg { background: #f9f9f9; }
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.product {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.product-icon { font-size: 28px; margin-bottom: 12px; }
.product-name { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.product-desc { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.product-price { font-size: 13px; font-weight: 600; color: var(--green); }

/* ── Chat demo ── */
.demo-bg { background: var(--green-light); }
.demo-wrap { max-width: 420px; margin: 0 auto; }
.bubble-row { display: flex; margin-bottom: 10px; }
.bubble-row.user { justify-content: flex-end; }
.bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.45;
}
.bubble-row.bot .bubble {
  background: #fff;
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
}
.bubble-row.user .bubble {
  background: #dcf8c6;
  border-bottom-right-radius: 4px;
}
.bubble time { display: block; text-align: right; font-size: 11px; color: #aaa; margin-top: 4px; }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
}
.footer-inner { max-width: 960px; margin: 0 auto; }
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 28px;
}
.footer-brand .logo { font-size: 18px; display: block; margin-bottom: 6px; }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }
.footer-legal { border-top: 1px solid var(--border); padding-top: 20px; }
.footer-legal p { margin-bottom: 8px; }

@media (max-width: 600px) {
  header { padding: 14px 16px; }
  header nav a:not(.btn) { display: none; }
  .hero { padding: 56px 16px 40px; }
  .section { padding: 48px 16px; }
  footer { padding: 32px 16px; }
  .footer-top { flex-direction: column; }
}