* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-primary); line-height: 1.7; color: var(--gray-800); background: var(--white); font-weight: 400; }


.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--container-padding); }
.section-padding { padding: var(--section-padding) 0; }

/* Tipografia utilitária básica */
.display-xl { font-family: var(--font-titles); font-size: 2.25rem; font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; }
.display-md { font-family: var(--font-titles); font-size: 1.5rem; font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
.text-xl { font-size: 0.9375rem; font-weight: 400; line-height: 1.6; }
.text-lg { font-size: 0.875rem; font-weight: 400; line-height: 1.6; }

/* Acessibilidade foco */
.nav-link:focus-visible,
.hero-cta:focus-visible,
.pricing-cta:focus-visible,
.mobile-menu-btn:focus-visible,
.promo-modal-close:focus-visible { outline: 3px solid var(--secondary-blue); outline-offset: 2px; }