/* =========================================================
   LAYOUT.CSS
   Função: estrutura macro do site — containers, cabeçalho,
   navegação, rodapé, seções e grids reutilizáveis.
   ========================================================= */
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.narrow { max-width: 850px; margin-inline: auto; }
.centered { text-align: center; }
.section { padding: 104px 0; }
.section-light { background: var(--surface); }
.section-soft { background: var(--surface-soft); }
.section-navy { background: var(--navy-900); color: #dbe5ff; }
.section-navy h2, .section-navy h3 { color: #fff; }
.pt-small { padding-top: 50px; }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 76px; }
.align-center { align-items: center; }
.section-heading { max-width: 760px; margin-bottom: 44px; }
.section-heading.centered { margin-left: auto; margin-right: auto; }
.section-heading h2, .section-copy h2 { font-size: clamp(2.1rem, 4vw, 3.5rem); line-height: 1.02; margin-bottom: 20px; }
.section-copy p { max-width: 620px; }
.section-actions { margin-top: 34px; text-align: center; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.86); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(8, 26, 67, .06); transition: box-shadow .25s ease, background .25s ease; }
.site-header.is-scrolled { box-shadow: 0 12px 34px rgba(7, 24, 63, .09); background: rgba(255,255,255,.96); }
.header-inner { min-height: 82px; display: flex; align-items: center; gap: 28px; }
.brand { flex: 0 0 auto; display: inline-flex; align-items: center; }
/* Logo transparente: sem card, fundo ou borda artificial. */
.brand-logo-wrap { width: 92px; display: block; line-height: 0; }
.brand-logo-wrap img { display: block; width: 100%; height: auto; object-fit: contain; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: 26px; }
.main-nav a { position: relative; color: #3e4c69; font-size: .91rem; font-weight: 700; padding: 30px 0 28px; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 19px; height: 2px; background: var(--orange); transform: scaleX(0); transform-origin: center; transition: transform .2s ease; }
.main-nav a:hover, .main-nav a.active { color: var(--ink); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.header-cta { margin-left: 8px; }
.menu-toggle { display: none; margin-left: auto; width: 44px; height: 44px; border: 0; background: transparent; padding: 10px; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; background: var(--ink); border-radius: 4px; }

.site-footer { padding: 74px 0 24px; background: #031039; color: #abb9d5; }
.footer-grid { display: grid; grid-template-columns: 1.45fr .7fr .8fr 1.35fr; gap: 48px; }
.footer-brand { display: inline-block; width: 126px; line-height: 0; margin-bottom: 18px; }
.footer-brand img { display: block; width: 100%; height: auto; object-fit: contain; }
.site-footer h2 { color: #fff; font-size: 1rem; letter-spacing: -.01em; margin-bottom: 18px; }
.site-footer p { max-width: 320px; font-size: .92rem; }
.site-footer a, .site-footer span { display: block; margin-bottom: 10px; font-size: .9rem; }
.site-footer a:hover { color: #fff; }
.footer-cta { border-left: 1px solid rgba(255,255,255,.12); padding-left: 34px; }
.footer-cta h2 { font-size: 1.45rem; line-height: 1.2; margin: 12px 0 22px; }
.footer-cta .btn { display: inline-flex; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.1); margin-top: 54px; padding-top: 24px; }
.footer-bottom span { margin: 0; font-size: .78rem; }