/* ==========================================================================
 * Páginas de setor, 3.ª versão (12/11/2026). Fundo claro; azul-marinho só na faixa final.
 * ======================================================================== */
.s3 { color: var(--ink); overflow-x: clip; }
.s3 h2, .s3 h1 { font-family: var(--display); letter-spacing: -.035em; text-wrap: balance; }
.s3-h2 { margin: 0 0 12px; font-size: clamp(1.75rem, 1.3rem + 1.6vw, 2.5rem); line-height: 1.1; }
.s3-intro { margin: 0 0 28px; max-width: 60ch; font-size: 1.1rem; line-height: 1.6; color: var(--slate-700); }
.s3-kicker { margin: 0 0 8px; font: 600 .78rem/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--blue); }

/* A — Hero */
.s3-hero { padding: calc(var(--header-h) + clamp(28px, 4vw, 56px)) 0 clamp(40px, 5vw, 72px); background: var(--paper-2, #F6F8FB); }
.s3-hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.s3-crumb { margin: 0 0 16px; font-size: .95rem; color: var(--slate-600); }
.s3-crumb a { color: var(--slate-700); text-underline-offset: 3px; }
.s3-hero__title { margin: 0 0 18px; font-size: clamp(2.2rem, 1.5rem + 2.6vw, 3.6rem); line-height: 1.04; color: var(--ink); }
.s3-hero__lead { margin: 0 0 28px; max-width: 58ch; font-size: clamp(1.08rem, 1rem + .3vw, 1.22rem); line-height: 1.6; color: var(--slate-700); }
.s3-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.s3-hero__media { display: block; border-radius: 24px; overflow: hidden; aspect-ratio: 4 / 3; background: var(--slate-100); }
.s3-hero__media img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* B — Soluções */
.s3-sol { padding: clamp(48px, 6vw, 88px) 0; background: #fff; scroll-margin-top: var(--header-h); }
.s3-sol .s3-h2 { margin-bottom: 28px; }
.s3-sol__grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.s3-sol__card { display: flex; flex-direction: column; gap: 8px; height: 100%; padding: 22px; border: 1px solid var(--line); border-radius: 18px; color: inherit; text-decoration: none; background: #fff; transition: border-color .2s, box-shadow .2s, transform .2s; }
.s3-sol__card:hover, .s3-sol__card:focus-visible { border-color: var(--blue); box-shadow: 0 12px 30px -18px rgba(0, 40, 120, .35); transform: translateY(-2px); }
.s3-sol__icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: var(--blue-100); color: var(--blue); margin-bottom: 6px; }
.s3-sol__icon .icon { width: 22px; height: 22px; }
.s3-sol__card strong { font-family: var(--display); font-size: 1.15rem; line-height: 1.3; letter-spacing: -.015em; }
.s3-sol__text { font-size: 1rem; line-height: 1.55; color: var(--slate-700); flex: 1; }
.s3-sol__more { display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; font-weight: 600; font-size: .95rem; color: var(--blue); }
.s3-sol__more .icon { width: 16px; height: 16px; }

/* C — Destaques */
.s3-feats { padding: clamp(24px, 3vw, 40px) 0 clamp(48px, 6vw, 88px); background: #fff; }
.s3-feat { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center; padding: clamp(32px, 4vw, 56px) 0; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-h) + 16px); }
.s3-feat.is-flip .s3-feat__media { order: 2; }
.s3-feat__media { margin: 0; border-radius: 22px; overflow: hidden; }
.s3-feat__media > img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.s3-feat__t { margin: 0 0 16px; font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.2rem); line-height: 1.12; }
.s3-feat__copy h3 { margin: 18px 0 4px; font-size: .95rem; font-weight: 700; color: var(--ink); }
.s3-feat__copy p { margin: 0; max-width: 58ch; font-size: 1.05rem; line-height: 1.6; color: var(--slate-700); }
.s3-chips { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.s3-chips li { padding: 6px 12px; border-radius: 99px; background: var(--slate-50, #F5F7FA); border: 1px solid var(--line); font-size: .9rem; color: var(--slate-700); }

/* Interface ilustrativa */
.s3-ui { padding: 18px; background: var(--paper-2, #F6F8FB); border: 1px solid var(--line); }
.s3-ui__bar { margin: 0 0 12px; font: 600 .8rem/1.4 var(--mono); letter-spacing: .03em; color: var(--slate-600); }
.s3-ui__rows { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.s3-ui__rows li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; border-radius: 14px; background: #fff; box-shadow: 0 1px 2px rgba(10, 30, 60, .06); }
.s3-ui__main { display: grid; gap: 2px; min-width: 0; }
.s3-ui__main strong { font-size: 1rem; color: var(--ink); }
.s3-ui__main span { font-size: .9rem; color: var(--slate-600); }
.s3-ui__state { flex: none; padding: 4px 10px; border-radius: 99px; background: var(--blue-100); color: var(--blue-600, #0055D4); font-size: .82rem; font-weight: 600; white-space: nowrap; }
.s3-ui--campos .s3-ui__rows li { display: grid; grid-template-columns: minmax(0, 11em) minmax(0, 1fr); }
.s3-ui__k { font-size: .9rem; color: var(--slate-600); }
.s3-ui__v { font-size: 1rem; font-weight: 600; color: var(--ink); }
.s3-ui--campos li:last-child { background: var(--blue-100); }

/* D — Ferramentas */
.s3-tools { padding: clamp(48px, 6vw, 88px) 0; background: var(--paper-2, #F6F8FB); scroll-margin-top: var(--header-h); }
.s3-tools__grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.s3-note { margin: 0; max-width: 46ch; font-size: .92rem; line-height: 1.55; color: var(--slate-600); }
.s3-tools__list { margin: 0; display: grid; gap: 0; }
.s3-tools__list div { padding: 18px 0; border-top: 1px solid var(--line-strong, #D5DCE6); }
.s3-tools__list div:last-child { border-bottom: 1px solid var(--line-strong, #D5DCE6); }
.s3-tools__list dt { font-weight: 700; font-size: 1.05rem; color: var(--ink); margin-bottom: 4px; }
.s3-tools__list dd { margin: 0; font-size: 1rem; line-height: 1.55; color: var(--slate-700); }

/* E — Projetos */
.s3-proof { padding: clamp(48px, 6vw, 88px) 0; background: #fff; }
.s3-proof__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.s3-proof__list a { display: flex; flex-direction: column; gap: 6px; height: 100%; color: inherit; text-decoration: none; }
.s3-proof__img { display: block; margin-bottom: 8px; border-radius: 16px; overflow: hidden; aspect-ratio: 16 / 10; background: var(--slate-100); }
.s3-proof__img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s; }
.s3-proof__list a:hover .s3-proof__img img { transform: scale(1.03); }
.s3-proof__list strong { font-family: var(--display); font-size: 1.15rem; }
.s3-proof__text { font-size: .98rem; line-height: 1.55; color: var(--slate-700); flex: 1; }

/* F — Como começamos */
.s3-steps { padding: clamp(48px, 6vw, 80px) 0; background: var(--paper-2, #F6F8FB); }
.s3-steps__list { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; counter-reset: s3; }
.s3-steps__list li { counter-increment: s3; display: grid; gap: 6px; padding-top: 18px; border-top: 2px solid var(--blue); }
.s3-steps__list li::before { content: "0" counter(s3); font: 600 .85rem var(--mono); color: var(--blue); }
.s3-steps__list strong { font-family: var(--display); font-size: 1.2rem; }
.s3-steps__list span { font-size: 1rem; line-height: 1.55; color: var(--slate-700); }

/* G — FAQ e contacto */
.s3-faq { padding: clamp(48px, 6vw, 88px) 0; background: #fff; }
.s3-faq__grid { display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); gap: clamp(24px, 5vw, 72px); align-items: start; }
.s3-faq details { border-top: 1px solid var(--line); }
.s3-faq details:last-child { border-bottom: 1px solid var(--line); }
.s3-faq summary { cursor: pointer; padding: 18px 32px 18px 0; position: relative; font-weight: 600; font-size: 1.05rem; list-style: none; }
.s3-faq summary::-webkit-details-marker { display: none; }
.s3-faq summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font-size: 1.4rem; color: var(--blue); }
.s3-faq details[open] summary::after { content: "–"; }
.s3-faq details p { margin: 0 0 18px; max-width: 64ch; font-size: 1rem; line-height: 1.6; color: var(--slate-700); }

.s3-cta { padding: clamp(48px, 6vw, 80px) 0; background: var(--navy-950, #06102A); color: #fff; }
.s3-cta__grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 32px; align-items: center; }
.s3-cta h2 { margin: 0 0 10px; font-size: clamp(1.8rem, 1.3rem + 1.6vw, 2.6rem); color: #fff; }
.s3-cta p { margin: 0; max-width: 54ch; font-size: 1.08rem; line-height: 1.6; color: rgba(226, 234, 248, .85); }
.s3-cta__actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: flex-end; }
.s3-cta .btn--ghost { color: #fff; border-color: rgba(255, 255, 255, .4); }
.s3-cta .btn--ghost:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.s3-cta__diag { flex-basis: 100%; text-align: right; font-size: .95rem; color: rgba(226, 234, 248, .8); text-underline-offset: 3px; }

/* Responsivo */
@media (max-width: 1080px) {
  .s3-hero { padding-top: clamp(24px, 4vw, 40px); }
  .s3-sol__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .s3-hero__grid, .s3-feat, .s3-tools__grid, .s3-faq__grid, .s3-cta__grid { grid-template-columns: 1fr; }
  .s3-feat.is-flip .s3-feat__media { order: 0; }
  .s3-hero__media { aspect-ratio: 16 / 10; }
  .s3-proof__list, .s3-steps__list { grid-template-columns: 1fr; }
  .s3-proof__list { gap: 28px; }
  .s3-cta__actions { justify-content: flex-start; }
  .s3-cta__diag { text-align: left; }
}
@media (max-width: 600px) {
  .s3-sol__grid { grid-template-columns: 1fr; gap: 12px; }
  .s3-sol__card { padding: 18px; }
  .s3-hero__actions .btn, .s3-cta__actions .btn { width: 100%; justify-content: center; }
  .s3-ui { padding: 12px; }
  .s3-ui__rows li { padding: 12px; }
  .s3-ui--campos .s3-ui__rows { gap: 0; background: #fff; border-radius: 14px; overflow: hidden; }
  .s3-ui--campos .s3-ui__rows li { grid-template-columns: 7.5em minmax(0, 1fr); padding: 10px 12px; border-radius: 0; box-shadow: none; border-bottom: 1px solid var(--line); }
  .s3-ui__v { font-size: .95rem; }
}
@media (prefers-reduced-motion: reduce) {
  .s3-sol__card, .s3-proof__img img { transition: none; }
}