/* Páginas públicas (início, ajuda e sobre). Só variáveis de app.css; funciona de 375 px para cima. */

.hero { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--sp-4); padding: var(--sp-5) 0 0; }
.hero h1 { margin: 0; max-width: 20ch; font-family: var(--font-display); font-weight: 400; font-size: clamp(2.4rem, 1.6rem + 3vw, 3.8rem); line-height: 1.05; letter-spacing: -0.01em; }
.hero > p:not(.small) { margin: 0; max-width: 56ch; color: var(--text-2); font-size: 1.1rem; }
.hero > .small { margin: 0; }
.hero-illus { max-width: 280px; margin-bottom: calc(var(--sp-2) * -1); }
@media (max-width: 560px) { .hero-illus { max-width: 210px; } }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--sp-3); }
.hero-actions .btn { min-height: 44px; }

.pub-section { display: flex; flex-direction: column; gap: var(--sp-4); }
.pub-section > h2 { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: 1.5rem; }
.pub-section > p { margin: 0; }
.pub-section ul { margin: 0; padding-left: 1.3rem; color: var(--text-2); }
.pub-section li { margin: 4px 0; }

.public-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

.public-feature { display: flex; flex-direction: column; gap: var(--sp-2); padding: 22px; border: 1px solid var(--line); border-radius: var(--r-xl); background: var(--surface); }
.public-feature:nth-child(4n+1) { background: var(--tint-1); }
.public-feature:nth-child(4n+2) { background: var(--tint-2); }
.public-feature:nth-child(4n+3) { background: var(--tint-3); }
.public-feature:nth-child(4n+4) { background: var(--tint-4); }
.public-feature h3 { margin: 6px 0 0; font-size: 1rem; }
.public-feature p { margin: 0; color: var(--text-2); font-size: 0.92rem; }

a.guide-card { display: flex; flex-direction: column; gap: 6px; padding: 22px; border: 1px solid var(--line); border-radius: var(--r-xl); background: var(--surface); color: var(--text); text-decoration: none; transition: border-color var(--t), transform var(--t), box-shadow var(--t); }
@media (hover: hover) { a.guide-card:hover { text-decoration: none; border-color: var(--accent-line); transform: translateY(-3px); box-shadow: var(--shadow-md); } }
a.guide-card strong { color: var(--text); }

.pub-cta { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--sp-3); padding: 40px 28px; border-radius: 32px; background: var(--grad); color: var(--on-primary); }
.pub-cta p, .pub-cta a:not(.btn) { color: var(--on-primary); }
.pub-cta .btn-primary { background: var(--surface); color: var(--accent-300); }
.pub-cta .btn-secondary { border-color: var(--on-primary); background: transparent; color: var(--on-primary); }
.pub-cta > h2 { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: 2rem; }

.faq .adv { border-radius: 18px; background: var(--surface); }
.faq .adv + .adv { margin-top: var(--sp-2); }
.faq .adv-body { padding: 0 14px 14px; color: var(--text-2); }
.faq .adv-body p { margin: 0; }
.faq .adv-body a { text-decoration: underline; }

.help-article { max-width: 72ch; font-size: 1.02rem; line-height: 1.75; }
.prose.help-article { white-space: normal; }
.help-article > :first-child { margin-top: 0; }
.help-article h2 { margin: var(--sp-5) 0 var(--sp-2); font-family: var(--font-display); font-weight: 400; font-size: 1.6rem; color: var(--text); }
.help-article p { margin: 0 0 var(--sp-3); }
.help-article ul, .help-article ol { margin: var(--sp-2) 0 var(--sp-3); padding-left: 1.4rem; }
.help-article li { margin: 4px 0; }
.help-article code { background: var(--surface-2); padding: 1px 6px; border-radius: 8px; font-size: 0.9em; overflow-wrap: anywhere; }

.crumbs { display: flex; flex-wrap: wrap; gap: 4px; }
.crumbs a { color: var(--text-3); }

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .public-grid { grid-template-columns: minmax(0, 1fr); }
  .card.card-pad { padding: var(--sp-4); }
  .card.pub-cta { padding: 32px 20px; }
}