:root {
  --merchant: #1A73E8;
  --buyer: #FF4D4D;
  --bg: #0F1220;
  --card: #161A2B;
  --text: #ffffff;
  --muted: #A0A4C1;
}

* {
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

/* ===== HERO ===== */
.hero {
  padding: 80px 20px;
  text-align: center;
  background: linear-gradient(135deg, #1A73E8, #634AFF);
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 16px;
}

.hero-sub {
  font-size: 18px;
  color: #E0E4FF;
  max-width: 700px;
  margin: 0 auto 30px;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
  padding: 14px 22px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  color: white;
}

.btn.merchant {
  background: var(--merchant);
}

.btn.buyer {
  background: var(--buyer);
}

/* ===== SECTIONS ===== */
.section {
  padding: 70px 20px;
  max-width: 1100px;
  margin: auto;
}

.section h2 {
  text-align: center;
  margin-bottom: 40px;
}

/* ===== STEPS ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 30px;
}

.step {
  background: var(--card);
  padding: 24px;
  border-radius: 16px;
  text-align: center;
}

.step-number {
  width: 40px;
  height: 40px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  font-weight: bold;
  margin-bottom: 10px;
}

.merchant-bg {
  background: var(--merchant);
}

.buyer-bg {
  background: var(--buyer);
}

/* ===== FEATURES ===== */
.features {
  list-style: none;
  padding: 0;
  max-width: 600px;
  margin: 0 auto 30px;
}

.features li {
  padding: 10px 0;
  border-bottom: 1px solid #2A2F4A;
  color: var(--muted);
}

/* ===== SECTIONS COLOR ===== */
.merchant-section h2 {
  color: var(--merchant);
}

.buyer-section h2 {
  color: var(--buyer);
}

/* ===== NOTES ===== */
.note {
  text-align: center;
  color: var(--muted);
  margin-bottom: 24px;
}

/* ===== SECURITY ===== */
.security {
  background: #0C0F1E;
  border-radius: 20px;
}

/* ===== FOOTER ===== */
footer {
  padding: 30px 20px;
  text-align: center;
  background: #0B0D1A;
}

.footer-links {
  margin-top: 10px;
}

.footer-links a {
  color: var(--muted);
  margin: 0 10px;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}