:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --text: #1a2332;
  --muted: #5c6b7f;
  --border: #dde3ec;
  --primary: #1e4d8c;
  --primary-dark: #163a6b;
  --accent: #0d9488;
  --radius: 12px;
  --shadow: 0 8px 30px rgba(26, 35, 50, 0.08);
  --font: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.container { width: min(1120px, 92vw); margin: 0 auto; }
.narrow { width: min(720px, 92vw); margin: 0 auto; }

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; gap: 20px;
  min-height: 64px;
}
.brand { display: flex; flex-direction: column; line-height: 1.2; color: inherit; text-decoration: none; }
.brand-company { font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.brand-product { font-size: 1.05rem; font-weight: 700; color: var(--primary); }

.nav-main { display: flex; gap: 18px; margin-left: auto; }
.nav-main a { color: var(--text); font-size: .92rem; font-weight: 500; text-decoration: none; }
.nav-main a:hover { color: var(--primary); }

.header-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch { display: flex; gap: 4px; border: 1px solid var(--border); border-radius: 999px; padding: 2px; }
.lang-switch a {
  padding: 4px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600;
  color: var(--muted); text-decoration: none;
}
.lang-switch a.active { background: var(--primary); color: #fff; }

.nav-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 20px; border-radius: 10px; font-weight: 600; font-size: .95rem;
  border: 2px solid transparent; cursor: pointer; text-decoration: none;
}
.btn-sm { padding: 8px 14px; font-size: .85rem; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; text-decoration: none; }
a.btn.btn-whatsapp,
a.btn-whatsapp {
  background: #25d366 !important;
  background-color: #25d366 !important;
  color: #ffffff !important;
  border: 2px solid #25d366 !important;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
a.btn.btn-whatsapp:hover,
a.btn.btn-whatsapp:visited,
a.btn-whatsapp:hover,
a.btn-whatsapp:visited {
  background: #1ebe57 !important;
  background-color: #1ebe57 !important;
  border-color: #1ebe57 !important;
  color: #ffffff !important;
  text-decoration: none;
}
a.btn-whatsapp .wa-icon,
a.btn-whatsapp .wa-icon path {
  fill: #ffffff !important;
  color: #ffffff !important;
  flex-shrink: 0;
  display: block;
}
a.btn-whatsapp-header {
  padding: 10px 18px !important;
  font-size: 1.05rem !important;
  border-radius: 999px !important;
}
a.btn-whatsapp-header .wa-icon {
  width: 22px;
  height: 22px;
}
a.btn-whatsapp-lg {
  padding: 14px 22px !important;
  font-size: 1.1rem !important;
}
a.btn-whatsapp-lg .wa-icon {
  width: 24px;
  height: 24px;
}

.contact-channels {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 20px 0 8px;
}
.contact-hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 28px 0;
}

.hero {
  padding: 72px 0 56px;
  background: linear-gradient(165deg, #eef3fa 0%, #f8fafc 55%, #f4f6f9 100%);
}
.hero-compact { padding: 56px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero-copy h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); line-height: 1.15; margin: .4rem 0 1rem; letter-spacing: -.02em; }
.hero-copy.centered { text-align: center; max-width: 760px; margin: 0 auto; }
.hero-copy.centered .hero-cta { justify-content: center; }
.eyebrow { color: var(--accent); font-weight: 600; font-size: .88rem; margin: 0; }
.lead { font-size: 1.08rem; color: var(--muted); max-width: 54ch; }
.hero-copy.centered .lead { margin-left: auto; margin-right: auto; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.5rem; }

.mock-card {
  background: var(--surface); border-radius: 16px; box-shadow: var(--shadow);
  border: 1px solid var(--border); overflow: hidden;
}
.mock-bar { display: flex; gap: 6px; padding: 12px 14px; background: #edf2f8; }
.mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: #c5d0de; }
.mock-body { padding: 20px; }
.mock-row { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: .92rem; }
.mock-row label { color: var(--muted); }
.mock-row.highlight span { color: var(--primary); font-weight: 700; font-size: 1.05rem; }
.mock-badge {
  margin-top: 16px; text-align: center; padding: 10px;
  background: #ecfdf5; color: #047857; border-radius: 8px; font-weight: 600; font-size: .85rem;
}

.trust-bar { background: var(--primary); color: #fff; padding: 18px 0; }
.trust-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.trust-item { font-size: .86rem; line-height: 1.45; opacity: .95; }

.section { padding: 64px 0; }
.section-alt { background: #eef2f7; }
.section h2 { font-size: 1.65rem; margin: 0 0 12px; letter-spacing: -.02em; }
.section-lead { color: var(--muted); margin: 0 0 28px; max-width: 60ch; }

.card-grid { display: grid; gap: 20px; }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: 0 2px 8px rgba(0,0,0,.03);
}
.card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: .94rem; }

.tier-tag {
  display: inline-block; font-size: .75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: var(--accent); margin-bottom: 8px;
}
.tier-accent { border-color: #99f6e4; background: linear-gradient(180deg, #f0fdfa, #fff); }
.tier ul { margin: 12px 0 0; padding-left: 1.1rem; color: var(--muted); font-size: .92rem; }
.tier-for { font-weight: 600; color: var(--text); font-size: .9rem; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step {
  background: var(--surface); border-radius: var(--radius); padding: 20px;
  border: 1px solid var(--border);
}
.step-num {
  width: 36px; height: 36px; border-radius: 10px; background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; margin-bottom: 10px;
}
.step h3 { margin: 0 0 6px; font-size: 1rem; }
.step p { margin: 0; font-size: .88rem; color: var(--muted); }

.pill-list { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.pill-list li {
  background: var(--surface); border: 1px solid var(--border); padding: 10px 16px;
  border-radius: 999px; font-size: .9rem;
}

.compare-table { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; }
.compare-head, .compare-row {
  display: grid; grid-template-columns: 1fr 1.2fr 1.2fr; gap: 12px; padding: 14px 18px;
  border-bottom: 1px solid var(--border); font-size: .9rem;
}
.compare-head { background: #edf2f8; font-weight: 700; }
.compare-label { font-weight: 600; }
.compare-us { color: var(--primary); font-weight: 500; }

.check-list { padding-left: 1.2rem; }
.check-list li { margin-bottom: 10px; color: var(--muted); }
.workflow-list { padding-left: 1.2rem; color: var(--muted); }
.workflow-list li { margin-bottom: 12px; }
.note { margin-top: 16px; font-size: .88rem; }

.demo-box { text-align: center; }
.faq details {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 16px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { margin: 10px 0 0; color: var(--muted); font-size: .92rem; }

.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, #2563eb 100%);
  color: #fff; padding: 48px 0;
}
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta-band h2 { margin: 0 0 8px; color: #fff; }
.cta-band p { margin: 0; opacity: .9; max-width: 52ch; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-band .btn-whatsapp {
  background: #25d366 !important;
  border-color: #25d366 !important;
  color: #fff !important;
}
.cta-band .btn-whatsapp:hover {
  background: #1ebe57 !important;
  border-color: #1ebe57 !important;
}

.contact-panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; box-shadow: var(--shadow);
}
.contact-form label { display: block; margin-bottom: 14px; font-weight: 600; font-size: .9rem; }
.contact-form input {
  width: 100%; margin-top: 6px; padding: 12px; border: 1px solid var(--border);
  border-radius: 8px; font: inherit;
}
.small { font-size: .82rem; }

.site-footer {
  background: #111827; color: #cbd5e1; padding: 40px 0 24px; margin-top: 0;
}
.footer-grid { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: #e2e8f0; text-decoration: none; }
.footer-copy { margin-top: 24px; padding-top: 16px; border-top: 1px solid #334155; font-size: .82rem; color: #94a3b8; }
.muted { color: var(--muted); }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .card-grid.four, .steps { grid-template-columns: repeat(2, 1fr); }
  .trust-list { grid-template-columns: 1fr; }
  .compare-head, .compare-row { grid-template-columns: 1fr; }
  .compare-head span:not(:first-child), .compare-row span:not(:first-child) { padding-left: 8px; }
}
@media (max-width: 720px) {
  .nav-toggle { display: block; margin-left: auto; }
  .nav-main, .header-actions { display: none; }
  body.nav-open .nav-main, body.nav-open .header-actions {
    display: flex; flex-direction: column; position: absolute;
    top: 64px; left: 0; right: 0; background: #fff; padding: 16px;
    border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
  }
  body.nav-open .header-inner { flex-wrap: wrap; }
  body.nav-open .nav-main { margin-left: 0; width: 100%; }
  .card-grid.four, .card-grid.two, .card-grid.three, .steps { grid-template-columns: 1fr; }
}