@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,300;0,14..32,400;0,14..32,500;0,14..32,600;0,14..32,700;1,14..32,400&display=swap');

:root {
  --ink:       #0f172a;
  --ink-soft:  #475569;
  --surface:   #f8fafc;
  --white:     #ffffff;
  --accent:    #2563eb;
  --accent-lt: #eff6ff;
  --green:     #16a34a;
  --border:    #e2e8f0;
  --radius:    10px;
}

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--surface);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* ── HERO ──────────────────────────────────────────────────── */
.hero {
  background: #0f172a;
  color: #fff;
  padding: 96px 24px 88px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .07em;
  text-transform: uppercase;
  margin-bottom: 24px;
  color: rgba(255,255,255,.6);
}

.hero-badge span { color: #4ade80; font-weight: 600; }

.hero h1 {
  font-size: clamp(1.9rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  max-width: 680px;
  margin: 0 auto 20px;
  letter-spacing: -.03em;
  color: #f1f5f9;
}

.hero h1 em {
  font-style: normal;
  color: #93c5fd;
}

.hero p {
  max-width: 500px;
  margin: 0 auto 36px;
  font-size: .97rem;
  color: rgba(255,255,255,.58);
  line-height: 1.72;
}

.hero-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  background: #fff;
  color: #0f172a;
  padding: 11px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .9rem;
  text-decoration: none;
  transition: opacity .15s;
  letter-spacing: -.01em;
}

.btn-primary:hover { opacity: .88; }

.btn-outline {
  background: transparent;
  color: rgba(255,255,255,.75);
  padding: 11px 28px;
  border-radius: 8px;
  font-weight: 500;
  font-size: .9rem;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,.18);
  transition: border-color .15s, color .15s;
}

.btn-outline:hover { border-color: rgba(255,255,255,.4); color: #fff; }

/* ── STATS BAR ─────────────────────────────────────────────── */
.stats-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 22px 24px;
}

.stats-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 24px;
  text-align: center;
}

.stat-num {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
  letter-spacing: -.025em;
}

.stat-label { font-size: .77rem; color: var(--ink-soft); font-weight: 500; }

/* ── SHARED SECTION ────────────────────────────────────────── */
.section { padding: 64px 24px; }
.section-inner { max-width: 960px; margin: 0 auto; }

.section-tag {
  display: inline-block;
  background: var(--accent-lt);
  color: var(--accent);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -.025em;
  margin-bottom: 12px;
  color: var(--ink);
}

.section-sub {
  font-size: .93rem;
  color: var(--ink-soft);
  line-height: 1.7;
  max-width: 500px;
}

/* ── HOW IT WORKS ──────────────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 40px;
}

.step-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: box-shadow .18s, transform .18s;
}

.step-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,.06); transform: translateY(-2px); }

.step-num {
  width: 34px;
  height: 34px;
  background: var(--ink);
  color: var(--white);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .88rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.step-card h3 { font-size: .93rem; font-weight: 600; margin-bottom: 7px; color: var(--ink); }
.step-card p  { font-size: .86rem; color: var(--ink-soft); line-height: 1.65; }

/* ── FEATURES ──────────────────────────────────────────────── */
.features-section { background: var(--ink); color: #fff; }

.features-section .section-tag {
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.65);
}

.features-section .section-title { color: #f1f5f9; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  margin-top: 40px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-cell {
  padding: 28px;
  background: #0f172a;
  transition: background .18s;
}

.feature-cell:hover { background: #1e293b; }

.feature-icon {
  width: 40px;
  height: 40px;
  background: rgba(37,99,235,.14);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 14px;
}

.feature-cell h3 { font-size: .92rem; font-weight: 600; margin-bottom: 6px; color: #f1f5f9; }
.feature-cell p  { font-size: .84rem; color: rgba(255,255,255,.48); line-height: 1.65; }

/* ── FOR WHO ───────────────────────────────────────────────── */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 40px;
}

.audience-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: box-shadow .18s;
}

.audience-card:hover { box-shadow: 0 4px 14px rgba(0,0,0,.06); }

.audience-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  background: var(--accent-lt);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.audience-card h3 { font-size: .91rem; font-weight: 600; margin-bottom: 5px; color: var(--ink); }
.audience-card p  { font-size: .84rem; color: var(--ink-soft); line-height: 1.6; }

/* ── SECURITY ──────────────────────────────────────────────── */
.security-section {
  background: #f0f7ff;
  border-top: 1px solid #dbeafe;
  border-bottom: 1px solid #dbeafe;
}

.security-section .section-tag {
  background: #dbeafe;
  color: #1e40af;
}

.security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}

@media (max-width: 680px) { .security-grid { grid-template-columns: 1fr; } }

.security-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }

.security-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: .91rem;
  line-height: 1.6;
  color: var(--ink);
}

.check {
  width: 20px;
  height: 20px;
  background: var(--green);
  color: #fff;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: .68rem;
  font-weight: 700;
  margin-top: 2px;
}

.security-visual {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  text-align: center;
  box-shadow: 0 2px 10px rgba(0,0,0,.04);
}

.qr-mock {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
  max-width: 120px;
  margin: 0 auto 14px;
}

.qr-mock div {
  aspect-ratio: 1;
  border-radius: 2px;
  background: var(--ink);
}

.qr-mock div:nth-child(3n+1) { background: var(--accent); }
.qr-mock div:nth-child(5n+2) { background: transparent; }

.security-visual p { font-size: .8rem; color: var(--ink-soft); margin-top: 6px; }
.security-visual strong { display: block; font-size: .91rem; color: var(--ink); font-weight: 600; margin-bottom: 3px; }

/* ── CTA ───────────────────────────────────────────────────── */
.cta-section {
  background: var(--accent);
  color: #fff;
  text-align: center;
  padding: 72px 24px;
}

.cta-section .section-title { color: #fff; margin: 0 auto 14px; max-width: 480px; }
.cta-section .section-sub   { color: rgba(255,255,255,.72); margin: 0 auto 36px; }
.cta-section .btn-primary   { background: #fff; color: var(--accent); font-size: .95rem; padding: 13px 36px; }