:root {
  --azul: #2F80ED;
  --azul-escuro: #1B4F9C;
  --teal: #2FC4B2;
  --tinta: #0F1B2D;
  --cinza: #5B6677;
  --cinza-claro: #8A94A6;
  --bg: #FFFFFF;
  --bg-suave: #F5F8FD;
  --borda: #E6ECF5;
  --radius: 18px;
  --sombra: 0 10px 30px rgba(15, 27, 45, .08);
  --container: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--tinta);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--azul); text-decoration: none; }
img { max-width: 100%; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section.alt { background: var(--bg-suave); }

/* Header */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--borda);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; color: var(--tinta); }
.brand .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--azul); box-shadow: 0 0 0 6px rgba(47,128,237,.18); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--cinza); font-weight: 600; font-size: 15px; }
.nav-links a:hover { color: var(--tinta); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; font-weight: 700; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary { background: var(--azul); color: #fff; box-shadow: 0 8px 20px rgba(47,128,237,.35); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--tinta); border-color: var(--borda); }
.btn-ghost:hover { border-color: var(--azul); color: var(--azul); }

/* Hero */
.hero { padding: 80px 0 64px; background: linear-gradient(180deg, #F5F8FD 0%, #FFFFFF 100%); }
.hero .container { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; background: rgba(47,196,178,.14); color: #178A7B; font-weight: 700; font-size: 13px; padding: 6px 14px; border-radius: 999px; margin-bottom: 20px; }
.hero h1 { font-size: 52px; line-height: 1.08; letter-spacing: -1px; margin-bottom: 18px; }
.hero h1 .grad { background: linear-gradient(90deg, var(--azul), var(--teal)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 19px; color: var(--cinza); max-width: 520px; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero-note { margin-top: 18px; font-size: 14px; color: var(--cinza-claro); }

/* Phone mockup */
.phone {
  width: 290px; margin: 0 auto; aspect-ratio: 9/19; border-radius: 42px;
  background: linear-gradient(160deg, var(--azul), var(--azul-escuro));
  box-shadow: var(--sombra); padding: 14px; position: relative;
}
.phone .screen {
  width: 100%; height: 100%; border-radius: 30px; background: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 24px; text-align: center;
}
.phone .screen .big { font-size: 56px; }
.phone .screen h3 { font-size: 22px; }
.phone .screen p { font-size: 14px; color: var(--cinza); }

/* Steps */
.section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.section-head h2 { font-size: 38px; letter-spacing: -.5px; margin-bottom: 14px; }
.section-head p { font-size: 18px; color: var(--cinza); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { text-align: center; padding: 8px; }
.step .num { width: 44px; height: 44px; border-radius: 50%; background: var(--azul); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; }
.step h4 { font-size: 17px; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--cinza); }

/* Features grid */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: #fff; border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 26px; transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--sombra); }
.card .ic { font-size: 30px; margin-bottom: 14px; }
.card h4 { font-size: 18px; margin-bottom: 8px; }
.card p { font-size: 15px; color: var(--cinza); }

/* Comparison table */
.compare { overflow-x: auto; }
table.cmp { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--borda); }
table.cmp th, table.cmp td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--borda); font-size: 15px; }
table.cmp thead th { background: var(--bg-suave); font-size: 14px; color: var(--cinza); }
table.cmp thead th.bippi { color: var(--azul); }
table.cmp td.feat { font-weight: 600; }
table.cmp td.yes { color: #178A7B; font-weight: 700; }
table.cmp td.no { color: var(--cinza-claro); }
table.cmp tr:last-child td { border-bottom: none; }

/* Pricing */
.prices { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 760px; margin: 0 auto; }
.price { background: #fff; border: 1px solid var(--borda); border-radius: var(--radius); padding: 32px; text-align: center; }
.price.highlight { border: 2px solid var(--azul); box-shadow: var(--sombra); }
.price .tag { font-weight: 700; color: var(--cinza); margin-bottom: 8px; }
.price .amount { font-size: 42px; font-weight: 800; }
.price .amount small { font-size: 16px; color: var(--cinza); font-weight: 600; }
.price ul { list-style: none; margin: 20px 0; text-align: left; }
.price li { padding: 8px 0; font-size: 15px; color: var(--cinza); }
.price li::before { content: "✓ "; color: var(--teal); font-weight: 800; }

/* CTA band */
.cta-band { background: linear-gradient(120deg, var(--azul), var(--teal)); color: #fff; border-radius: 28px; padding: 56px; text-align: center; }
.cta-band h2 { font-size: 34px; margin-bottom: 12px; }
.cta-band p { opacity: .92; margin-bottom: 24px; font-size: 18px; }
.cta-band .btn-primary { background: #fff; color: var(--azul); box-shadow: none; }

/* Footer */
.footer { background: var(--tinta); color: #C3CEDD; padding: 56px 0 32px; }
.footer .cols { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer .brand { color: #fff; margin-bottom: 14px; }
.footer h5 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 14px; }
.footer a { color: #C3CEDD; display: block; padding: 5px 0; font-size: 15px; }
.footer a:hover { color: #fff; }
.footer .disclaimer { font-size: 13px; color: #8392A6; border-top: 1px solid #243247; padding-top: 24px; }

/* Legal pages */
.legal { max-width: 820px; margin: 0 auto; padding: 56px 24px; }
.legal h1 { font-size: 36px; margin-bottom: 8px; }
.legal .updated { color: var(--cinza-claro); margin-bottom: 32px; font-size: 14px; }
.legal h2 { font-size: 22px; margin: 32px 0 12px; }
.legal p, .legal li { color: var(--cinza); font-size: 16px; margin-bottom: 10px; }
.legal ul { padding-left: 22px; }
.legal a.back { display: inline-block; margin-bottom: 24px; font-weight: 600; }

@media (max-width: 880px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero p.lead { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .phone { margin-top: 16px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .grid { grid-template-columns: 1fr; }
  .prices { grid-template-columns: 1fr; }
  .footer .cols { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hero h1 { font-size: 38px; }
  .section { padding: 56px 0; }
  .cta-band { padding: 40px 24px; }
}