/* Página inicial — calculadoras em destaque e tutorial de instalação (PWA). */

/* ── Em destaque ─────────────────────────────────────────────────────── */
.featured { margin: 36px 0 44px; scroll-margin-top: 20px; }
.featured-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: 16px; }
.featured-group { display: flex; flex-direction: column; padding: 20px 20px 10px; background: var(--pf-surface); border: 1px solid var(--pf-rule, var(--pf-border)); border-radius: 14px; min-width: 0; }
.featured-group > header { display: grid; grid-template-columns: auto 1fr; gap: 2px 14px; align-items: center; padding-bottom: 14px; border-bottom: 1px solid var(--pf-border); }
.fg-icon { grid-row: span 2; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 12px; background: var(--pf-primary-tint); font-size: 1.5rem; }
.featured-group h3 { margin: 0; font-size: 1.05rem; line-height: 1.3; color: var(--pf-text); }
.featured-group header p { margin: 0; font-size: .8rem; line-height: 1.45; color: var(--pf-text-2); }
.featured-list { list-style: none; margin: 4px 0 0; padding: 0; }
.featured-list li + li { border-top: 1px solid var(--pf-border); }
.featured-list a { display: grid; grid-template-columns: 1fr auto; gap: 1px 12px; align-items: center; min-height: 52px; padding: 9px 4px; color: var(--pf-text); text-decoration: none; border-radius: 8px; }
.featured-list a:hover, .featured-list a:focus-visible { background: var(--pf-primary-tint); }
.featured-list a:focus-visible { outline: 3px solid var(--pf-ring, var(--pf-primary)); outline-offset: 1px; }
.featured-list .fi-name { font-size: .92rem; font-weight: 700; line-height: 1.35; }
.featured-list small { grid-column: 1; font-size: .75rem; color: var(--pf-text-2); line-height: 1.4; }
.featured-list .fi-go { grid-row: 1 / span 2; grid-column: 2; color: var(--pf-primary); font-weight: 800; font-size: 1.1rem; }

/* ── Instalar no celular ─────────────────────────────────────────────── */
.install-guide { margin: 8px 0 40px; padding: 28px; border: 1px solid var(--pf-border-strong); border-radius: 16px; background: var(--pf-surface); scroll-margin-top: 20px; }
.install-guide > p { margin: 0 0 22px; max-width: 720px; color: var(--pf-text-2); font-size: .92rem; line-height: 1.7; }
.install-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 18px; }
.install-os { padding: 20px; border: 1px solid var(--pf-border); border-radius: 12px; background: var(--pf-surface-2); transition: border-color .2s, box-shadow .2s; }
.install-os.is-current { border-color: var(--pf-primary); box-shadow: 0 0 0 3px var(--pf-primary-tint); }
.install-os h3 { display: flex; align-items: center; gap: 10px; margin: 0 0 4px; font-size: 1.05rem; color: var(--pf-text); }
.install-os h3 .os-badge { font-size: .68rem; font-weight: 800; letter-spacing: .06em; padding: 3px 8px; border-radius: var(--pf-radius-pill); background: var(--pf-primary-surface); color: var(--pf-on-primary); }
.install-os .os-browser { margin: 0 0 14px; font-size: .8rem; color: var(--pf-text-2); }
.install-steps { list-style: none; margin: 0; padding: 0; counter-reset: passo; }
.install-steps li { counter-increment: passo; display: grid; grid-template-columns: 30px 1fr; gap: 12px; padding: 12px 0; border-top: 1px solid var(--pf-border); font-size: .88rem; line-height: 1.6; color: var(--pf-text); }
.install-steps li::before { content: counter(passo); display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--pf-primary-surface); color: var(--pf-on-primary); font-weight: 800; font-size: .85rem; }
.install-steps b { font-weight: 800; }
.ui-key { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px 1px 5px; margin: 0 2px; border: 1px solid var(--pf-border-strong); border-radius: 7px; background: var(--pf-surface); font-weight: 700; white-space: nowrap; vertical-align: middle; }
.ui-key svg { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; color: var(--pf-info, var(--pf-primary)); }
.install-tips { margin: 20px 0 0; padding: 14px 18px; border-left: 4px solid var(--pf-primary); border-radius: 0 10px 10px 0; background: var(--pf-primary-tint); color: var(--pf-text); font-size: .86rem; line-height: 1.7; }
.install-tips ul { margin: 6px 0 0; padding-left: 18px; }
.install-done { display: none; margin: 0 0 18px; padding: 12px 16px; border-radius: 10px; background: var(--pf-success-tint); color: var(--pf-success); font-weight: 700; }
.is-standalone .install-done { display: block; }

@media (max-width: 600px) {
  .featured-group { padding: 18px 16px 8px; }
  .install-guide { padding: 20px 16px; }
  .install-os { padding: 16px 14px; }
}