/* Alfainvest – componentes das páginas interiores
   Carregado depois de style.css em todas as páginas. */

/* ---------- Acessibilidade e navegação ---------- */
.skip{position:absolute;left:16px;top:-60px;z-index:200;background:var(--teal);color:var(--navy-2);padding:12px 20px;font-weight:700;font-size:.85rem;border-radius:0 0 8px 8px;transition:top .2s}
.skip:focus{top:0}
.menu a[aria-current]:not(.btn){color:#fff}
.menu a[aria-current]:not(.btn)::after{width:100%}
html:has(.subnav){scroll-padding-top:150px}
body.no-scroll{overflow:hidden}

select{appearance:none;-webkit-appearance:none;padding-right:44px;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231B8FA0' stroke-width='3'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;background-size:16px}
input[aria-invalid="true"],textarea[aria-invalid="true"],select[aria-invalid="true"]{border-color:#C0392B;background-color:#FDF3F2}
.form-note{min-height:1.2em}
.form-note.error{color:#B03024;font-weight:600}
.form-note.ok{color:var(--teal-d);font-weight:600}
.req{color:var(--teal-d)}

/* ---------- Cabeçalho das páginas interiores ---------- */
.page-hero{position:relative;background:var(--navy);color:#fff;isolation:isolate;overflow:hidden;
  padding:clamp(128px,15vw,184px) 0 clamp(64px,8vw,100px)}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-2;
  background:
   radial-gradient(800px 420px at 90% 10%,rgba(39,176,194,.22),transparent 60%),
   radial-gradient(600px 400px at 0% 100%,rgba(39,176,194,.12),transparent 60%),
   linear-gradient(160deg,var(--navy-2),var(--navy) 60%,#0d3a54)}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.45;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;-webkit-mask-image:linear-gradient(90deg,transparent 20%,#000);mask-image:linear-gradient(90deg,transparent 20%,#000)}
.page-hero .deco{position:absolute;left:0;bottom:0;height:8px;width:34%;background:var(--teal);clip-path:polygon(0 0,100% 0,96% 100%,0 100%)}
.page-hero .ghost{position:absolute;right:-90px;top:50%;width:min(420px,44vw);aspect-ratio:1;border:48px solid var(--teal);opacity:.07;transform:translateY(-50%) rotate(28deg);z-index:-1}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800;margin:16px 0 18px;max-width:20ch}
.page-hero .lead{color:rgba(255,255,255,.8);font-size:1.08rem}
.page-hero .hero-cta{margin-top:30px}

.crumbs{display:flex;flex-wrap:wrap;gap:10px;font-size:.78rem;font-weight:600;letter-spacing:.06em;color:rgba(255,255,255,.62);margin-bottom:28px}
.crumbs li{display:flex;align-items:center;gap:10px}
.crumbs li + li::before{content:"";width:9px;height:3px;background:var(--teal);transform:skewX(-30deg)}
.crumbs a:hover{color:var(--teal-l)}
.crumbs [aria-current]{color:#fff}

/* ---------- Utilitários ---------- */
.sec-tight{padding:clamp(48px,6vw,80px) 0}
.sec-mist{background:var(--mist)}
.center{text-align:center}
.center .lead{margin-inline:auto}
.center .eyebrow{justify-content:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-3 .svc{grid-column:auto}
.tag-dark{color:var(--navy-3);border-color:rgba(11,47,68,.25)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 28px}
.prose p{color:var(--muted);margin-bottom:18px;max-width:68ch}
.prose h2{font-size:clamp(1.4rem,2.4vw,1.9rem);color:var(--navy);margin:38px 0 14px}
.prose h2:first-child{margin-top:0}
.prose ul{display:grid;gap:10px;margin:0 0 22px}
.prose li{padding-left:22px;position:relative;font-weight:600;color:var(--navy-3)}
.prose li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:3px;background:var(--teal);transform:skewX(-30deg)}

/* ---------- Sub-navegação (Serviços) ---------- */
.subnav{position:sticky;top:70px;z-index:40;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(11,47,68,.1)}
.subnav .wrap{display:flex;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:none}
.subnav .wrap::-webkit-scrollbar{display:none}
.subnav a{flex:none;padding:9px 18px;border-radius:100px;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--navy-3);border:1px solid rgba(11,47,68,.18);transition:.25s}
.subnav a:hover,.subnav a.on{background:var(--navy);border-color:var(--navy);color:#fff}

/* ---------- Serviços (detalhe) ---------- */
.svc-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,88px);align-items:center;padding:clamp(52px,6vw,88px) 0}
.svc-row + .svc-row{border-top:1px solid rgba(11,47,68,.1)}
.svc-row.flip .svc-media{order:2}
.svc-media{position:relative;aspect-ratio:5/4.3;filter:drop-shadow(0 26px 30px rgba(8,37,54,.28))}
.svc-media::before{content:"";position:absolute;right:-18px;bottom:-18px;width:46%;height:46%;background:var(--teal);clip-path:polygon(100% 0,100% 100%,0 100%)}
.svc-row.flip .svc-media::before{right:auto;left:-18px;clip-path:polygon(0 0,100% 100%,0 100%)}
.svc-media .ph{position:absolute;inset:0;clip-path:polygon(0 0,100% 0,91% 100%,0 100%)}
.svc-row.flip .svc-media .ph{clip-path:polygon(9% 0,100% 0,100% 100%,0 100%)}
.svc-text h2{font-size:clamp(1.7rem,3.2vw,2.5rem);margin:14px 0 14px}
.svc-text .lead{margin-bottom:6px}
.svc-text h3{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-d);margin:26px 0 4px}
.svc-text .checks{margin:12px 0 28px}
.svc-text .btn-row{display:flex;flex-wrap:wrap;gap:14px}
.ph-icon{display:grid;place-items:center}
.ph-icon svg{position:relative;z-index:1;width:26%;height:auto;color:var(--teal)}
.ph-icon::after{inset:auto 0 11% 0;transform:none}

/* ---------- Projectos: listagem ---------- */
.filters-light .filter{color:var(--navy);border-color:rgba(11,47,68,.25)}
.filters-light .filter:hover{border-color:var(--teal-d);color:var(--teal-d)}
.filters-light .filter.active{background:var(--teal);border-color:var(--teal);color:var(--navy-2)}
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-bottom:34px}
.filter-bar .filters{margin:0}
.count{font-size:.85rem;font-weight:600;color:var(--muted)}
.proj-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:34px 28px}
.proj-card{display:flex;flex-direction:column;background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid rgba(11,47,68,.09);position:relative;transition:transform .35s var(--ease),box-shadow .35s}
.proj-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.proj-card .ph{aspect-ratio:4/3}
.proj-card .ph img{transition:transform .8s var(--ease)}
.proj-card:hover .ph img{transform:scale(1.05)}
.proj-card::after{content:"";position:absolute;right:0;top:0;width:52px;height:52px;background:var(--teal);clip-path:polygon(0 0,100% 0,100% 100%);opacity:0;transition:.35s}
.proj-card:hover::after{opacity:1}
.proj-body{padding:24px 28px 28px;display:grid;gap:8px}
.proj-body small{font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-d)}
.proj-body h3{font-size:1.3rem;font-weight:800;color:var(--navy);letter-spacing:-.01em}
.proj-body p{color:var(--muted);font-size:.93rem}
.proj-body .more{margin-top:6px;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-d);display:inline-flex;gap:8px;transition:gap .25s}
.proj-card:hover .more{gap:14px}
.proj-card.hide{display:none}
.empty{display:none;text-align:center;padding:60px 20px;border:2px dashed rgba(11,47,68,.18);border-radius:var(--radius);color:var(--muted)}
.empty.show{display:block}
.empty strong{display:block;color:var(--navy);font-size:1.1rem;margin-bottom:6px}
a.pf{display:block;color:#fff}

/* ---------- Projecto: detalhe ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.pd-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:clamp(30px,5vw,68px);align-items:start}
.pd-cover{display:block;position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--navy-3)}
.pd-cover img{width:100%;height:auto;max-height:640px;object-fit:cover}
.pd-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-top:14px}
.pd-gallery a{display:block;border-radius:10px;overflow:hidden;aspect-ratio:4/3;position:relative}
.pd-gallery img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.pd-gallery a:hover img{transform:scale(1.06)}
.zoom{position:absolute;right:14px;bottom:14px;width:42px;height:42px;display:grid;place-items:center;background:rgba(8,37,54,.8);color:#fff;border-radius:50%;pointer-events:none}
.zoom svg{width:20px;height:20px}
.pd-body{margin-top:44px}
.pd-aside{position:sticky;top:100px;display:grid;gap:20px}
.fact{background:var(--navy);color:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.fact::before{content:"";position:absolute;right:0;top:0;width:60px;height:60px;background:var(--teal);clip-path:polygon(0 0,100% 0,100% 100%)}
.fact h2{font-size:1.05rem;margin:0 0 20px;color:#fff;letter-spacing:0}
.fact dl{display:grid;gap:16px}
.fact dt{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-l);font-weight:700}
.fact dd{font-weight:600;font-size:.95rem}
.fact dd a{color:#fff;border-bottom:1px solid var(--teal)}
.fact dd a:hover{color:var(--teal-l)}
.side-cta{background:var(--mist);border-radius:var(--radius);padding:28px;border:1px solid rgba(11,47,68,.08)}
.side-cta h3{font-size:1.1rem;color:var(--navy);margin-bottom:8px}
.side-cta p{font-size:.9rem;color:var(--muted);margin-bottom:18px}
.side-cta .btn{width:100%;justify-content:center}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:70px;padding-top:34px;border-top:1px solid rgba(11,47,68,.12)}
.pn a{display:grid;gap:4px;padding:18px 22px;border-radius:12px;border:1px solid rgba(11,47,68,.12);transition:.25s}
.pn a:hover{border-color:var(--teal);background:var(--mist)}
.pn small{font-size:.68rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-d)}
.pn strong{color:var(--navy)}
.pn .next{text-align:right}

/* ---------- Sobre ---------- */
.why-card .ic{display:block;width:40px;height:40px;color:var(--teal);margin-bottom:16px}
.why-card .ic svg{width:100%;height:100%}
.about-wide{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,80px);align-items:start}
.about-wide h2{margin-top:14px}
.area-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.area-list a{display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:12px;background:#fff;border:1px solid rgba(11,47,68,.09);font-weight:700;color:var(--navy);transition:.25s}
.area-list a:hover{border-color:var(--teal);transform:translateY(-3px);box-shadow:var(--shadow)}
.area-list svg{width:26px;height:26px;color:var(--teal);flex:none}

/* ---------- Contactos e Orçamento ---------- */
.cc-wrap{padding:0 0 clamp(50px,6vw,80px);margin-top:-54px;position:relative;z-index:3}
.cc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cc{background:#fff;border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow);border:1px solid rgba(11,47,68,.06);display:grid;gap:6px;align-content:start}
.cc .ic{width:46px;height:46px;display:grid;place-items:center;background:var(--navy);color:var(--teal);margin-bottom:12px;clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%)}
.cc .ic svg{width:22px;height:22px}
.cc small{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--teal-d)}
.cc strong,.cc a{font-weight:700;color:var(--navy);font-size:.98rem;word-break:break-word}
.cc a:hover{color:var(--teal-d)}
.ct-split{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:stretch}
.form-card{border-radius:22px;box-shadow:var(--shadow);border:1px solid rgba(11,47,68,.08)}
.map{position:relative;border-radius:22px;overflow:hidden;min-height:440px;background:var(--navy-3);box-shadow:var(--shadow)}
.map iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.map-link{position:absolute;left:16px;bottom:16px;z-index:2;background:var(--navy);color:#fff;padding:12px 18px;font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;border-radius:100px;box-shadow:0 10px 24px rgba(0,0,0,.3)}
.map-link:hover{background:var(--teal);color:var(--navy-2)}
.oq-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:34px;align-items:start}
.oq-side{background:linear-gradient(160deg,var(--navy-3),var(--navy-2));color:#fff;border-radius:22px;padding:clamp(30px,4vw,48px);position:sticky;top:100px;box-shadow:var(--shadow)}
.oq-side h2{font-size:1.5rem;color:#fff;margin:12px 0 22px}
.mini-steps{display:grid;gap:22px;counter-reset:ms}
.mini-steps li{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start}
.mini-steps li::before{counter-increment:ms;content:counter(ms);width:46px;height:38px;display:grid;place-items:center;background:var(--teal);color:var(--navy-2);font-weight:800;clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%)}
.mini-steps strong{display:block;font-size:.98rem}
.mini-steps span{font-size:.86rem;color:rgba(255,255,255,.7)}
.oq-direct{margin-top:30px;padding-top:24px;border-top:1px solid var(--line);display:grid;gap:10px;font-size:.9rem}
.oq-direct a{font-weight:700;color:var(--teal-l)}
.oq-direct a:hover{color:#fff}
.row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}

/* ---------- FAQ ---------- */
.faq{max-width:880px;margin-inline:auto;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid rgba(11,47,68,.11);border-radius:12px;transition:border-color .25s,box-shadow .25s}
.faq details[open]{border-color:var(--teal);box-shadow:0 14px 34px -18px rgba(8,37,54,.4)}
.faq summary{list-style:none;cursor:pointer;padding:22px 26px;font-weight:700;color:var(--navy);display:flex;justify-content:space-between;align-items:center;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:16px;height:16px;transition:transform .3s var(--ease);
  background:linear-gradient(var(--teal-d),var(--teal-d)) center/100% 2.5px no-repeat,linear-gradient(var(--teal-d),var(--teal-d)) center/2.5px 100% no-repeat}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 26px 24px;color:var(--muted);max-width:70ch}
.faq .ans a{color:var(--teal-d);font-weight:700;border-bottom:1px solid currentColor}
.faq-end{margin-top:46px;text-align:center}
.faq-end p{color:var(--muted);margin-bottom:18px}

/* ---------- Páginas legais ---------- */
.legal{max-width:780px;margin-inline:auto}
.legal .meta{font-size:.85rem;color:var(--muted);padding:14px 18px;background:var(--mist);border-left:4px solid var(--teal);margin-bottom:34px}
.legal h2{font-size:1.35rem;color:var(--navy);margin:42px 0 12px}
.legal h3{font-size:1.05rem;color:var(--navy);margin:24px 0 8px}
.legal p{color:var(--muted);margin-bottom:16px}
.legal ul{display:grid;gap:8px;margin:0 0 20px}
.legal li{padding-left:22px;position:relative;color:var(--muted)}
.legal li::before{content:"";position:absolute;left:0;top:.7em;width:10px;height:3px;background:var(--teal);transform:skewX(-30deg)}
.legal a{color:var(--teal-d);font-weight:600;border-bottom:1px solid currentColor}

/* ---------- Lightbox: navegação ---------- */
.lb{cursor:zoom-out}
.lb figure{cursor:default}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:54px;height:54px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:rgba(8,37,54,.6);color:#fff;font-size:1.8rem;line-height:1;cursor:pointer;transition:.25s;display:grid;place-items:center}
.lb-nav:hover{background:var(--teal);color:var(--navy-2);border-color:var(--teal)}
.lb-nav.prev{left:22px}.lb-nav.next{right:22px}
.lb-nav[hidden]{display:none}

/* ---------- 404 ---------- */
.nf{min-height:100svh;display:grid;place-items:center;text-align:center;padding:120px 0 80px;background:var(--navy);color:#fff;position:relative;isolation:isolate;overflow:hidden}
.nf::before{content:"";position:absolute;inset:0;z-index:-2;background:radial-gradient(800px 460px at 80% 10%,rgba(39,176,194,.22),transparent 60%),linear-gradient(160deg,var(--navy-2),var(--navy))}
.nf::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.4;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px}
.nf .code{font-family:"Orbitron",sans-serif;font-weight:800;font-size:clamp(5rem,20vw,11rem);line-height:1;color:var(--teal);letter-spacing:.02em}
.nf h1{font-size:clamp(1.6rem,3.4vw,2.4rem);margin:10px 0 14px}
.nf p{color:rgba(255,255,255,.75);max-width:46ch;margin:0 auto 30px}
.nf .hero-cta{justify-content:center}
.nf .brand{justify-content:center;margin-bottom:34px}

/* ---------- Rodapé: extras ---------- */
footer .brand{color:#fff}
.foot-contact li{display:flex;gap:10px;align-items:flex-start}
.foot-contact svg{width:18px;height:18px;flex:none;color:var(--teal);margin-top:3px}
.foot-socials{display:flex;gap:10px;margin-top:20px}
.foot-socials a{width:40px;height:40px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);border-radius:50%;transition:.3s}
.foot-socials a:hover{background:var(--teal);border-color:var(--teal);color:var(--navy-2)}
.foot-socials svg{width:18px;height:18px}
.copy nav{display:flex;gap:20px;flex-wrap:wrap}
.copy a:hover{color:var(--teal)}

/* ---------- Responsivo ---------- */
@media (max-width:1020px){
  .svc-row,.about-wide,.pd-grid,.ct-split,.oq-grid{grid-template-columns:1fr}
  .svc-row.flip .svc-media{order:0}
  .svc-media{max-width:560px}
  .pd-aside,.oq-side{position:static}
  .cc-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .row-3{grid-template-columns:1fr 1fr}
  .map{min-height:360px}
}
@media (max-width:860px){
  .subnav{top:64px}
  .proj-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .cc-grid,.area-list,.pn,.row-3{grid-template-columns:1fr}
  .pn .next{text-align:left}
  .cc-wrap{margin-top:-36px}
  .lb-nav{width:44px;height:44px}
  .lb-nav.prev{left:10px}.lb-nav.next{right:10px}
  .filter-bar{align-items:flex-start}
  .faq summary{padding:18px 18px}
  .faq .ans{padding:0 18px 20px}
}

/* ---------- Correcções de cabeçalho / menu móvel ---------- */
/* O blur passa para um pseudo-elemento: um backdrop-filter no próprio <header>
   faria o menu (position:fixed) ficar com a altura do cabeçalho. */
.header.scrolled{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}
.header::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(8,37,54,.92);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);opacity:0;transition:opacity .3s;pointer-events:none}
.header.scrolled::before{opacity:1}
body.no-scroll .wa{display:none}