/* PdTudo — identidade: docs/identidade/README.md */
@font-face {
  font-family: 'Geist';
  src: url('/geist-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
:root {
  --azul: #2563EB;
  --grafite: #111827;
  --cinza: #f4f5f7;
  --radius: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Geist', ui-sans-serif, system-ui, sans-serif;
  color: var(--grafite);
  background: #fff;
  line-height: 1.6;
}
.accent { color: var(--azul); }
b { font-weight: 700; }

/* nav */
.nav {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1040px; margin: 0 auto; padding: 20px 24px;
}
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--grafite); }
.mark { height: 32px; width: 32px; }
.wordmark { font-size: 22px; letter-spacing: -0.5px; }

/* botões */
.btn {
  display: inline-block; padding: 10px 22px; border-radius: 10px;
  text-decoration: none; font-weight: 600; font-size: 15px;
}
.btn-primary { background: var(--azul); color: #fff; }
.btn-primary:hover { filter: brightness(1.1); }
.btn-outline { border: 2px solid var(--azul); color: var(--azul); }
.btn-outline:hover { background: var(--azul); color: #fff; }
.btn-ghost { color: var(--grafite); }
.btn-ghost:hover { color: var(--azul); }

/* hero */
.hero { text-align: center; padding: 72px 24px 56px; max-width: 760px; margin: 0 auto; }
.hero-mark { height: 88px; width: 88px; }
.hero h1 { font-size: 56px; letter-spacing: -2px; margin-top: 8px; }
.tagline { font-size: 22px; opacity: .75; margin-top: 4px; }
.sub { font-size: 18px; opacity: .65; margin: 20px auto 0; max-width: 560px; }
.ctas { display: flex; gap: 12px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }

/* pilares */
.pillars {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px; max-width: 1040px; margin: 0 auto; padding: 32px 24px;
}
.pillar { background: var(--cinza); border-radius: var(--radius); padding: 24px; }
.pillar .icon { font-size: 26px; color: var(--azul); }
.pillar h3 { margin: 8px 0 4px; font-size: 17px; }
.pillar p { font-size: 14px; opacity: .7; }

/* como funciona */
.how { max-width: 760px; margin: 0 auto; padding: 56px 24px; text-align: center; }
.how h2, .channels h2 { font-size: 32px; letter-spacing: -1px; margin-bottom: 28px; }
.steps { list-style: none; display: grid; gap: 20px; text-align: left; }
.steps li {
  display: grid; grid-template-columns: 44px 1fr; grid-template-rows: auto auto;
  column-gap: 16px; align-items: center;
}
.steps .n {
  grid-row: span 2; height: 44px; width: 44px; border-radius: 50%;
  background: var(--azul); color: #fff; font-weight: 700; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
}
.steps h3 { font-size: 17px; }
.steps p { font-size: 15px; opacity: .7; grid-column: 2; }

/* canais */
.channels { text-align: center; padding: 24px 24px 64px; }
.chips { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.chip {
  background: var(--grafite); color: #fff; border-radius: 999px;
  padding: 10px 22px; font-weight: 600;
}
.chip small { opacity: .6; font-weight: 400; margin-left: 6px; }

/* footer */
.footer {
  border-top: 1px solid #e5e7eb; padding: 28px 24px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 14px;
}
.footer a { color: var(--azul); text-decoration: none; }
.footer small { opacity: .5; }

@media (max-width: 560px) {
  .hero h1 { font-size: 40px; }
  .hero { padding-top: 48px; }
}