/* Multilimpeza — estilos partilhados (baseados no design original) */
:root{--bg:#f7fafc;--surface:#fff;--text:#12303b;--muted:#506b75;--brand:#0a8f8f;--brand-d:#076b6b;--accent:#f5b301;--line:#dbe7ea;--on-brand:#fff;--hero:#e3f6f5;--shadow:0 10px 30px rgba(18,48,59,.08);
padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark;--bg:#0c1a1f;--surface:#12262d;--text:#e8f3f5;--muted:#9bb4bb;--brand:#2cc4c0;--brand-d:#5fd8d4;--line:#21404a;--on-brand:#06242a;--hero:#10303a;--shadow:0 10px 30px rgba(0,0,0,.3)}}
:root[data-theme="dark"]{color-scheme:dark;--bg:#0c1a1f;--surface:#12262d;--text:#e8f3f5;--muted:#9bb4bb;--brand:#2cc4c0;--brand-d:#5fd8d4;--line:#21404a;--on-brand:#06242a;--hero:#10303a;--shadow:0 10px 30px rgba(0,0,0,.3)}
html{scroll-behavior:smooth;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 72px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--surface);z-index:10}
img{max-width:100%}
a{color:var(--brand-d)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 14px;border-radius:8px;z-index:20}
.skip:focus{left:8px}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}

/* Cabeçalho */
header{position:sticky;top:env(safe-area-inset-top,0px);background:var(--surface);border-bottom:1px solid var(--line);z-index:11;transition:box-shadow .2s}
header.scrolled{box-shadow:var(--shadow)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.logo{font-weight:800;font-size:1.25rem;color:var(--brand-d);text-decoration:none;letter-spacing:-.01em}
.logo span{color:var(--accent)}
nav{display:flex;gap:22px;align-items:center}
nav a{color:var(--text);text-decoration:none;font-size:.94rem;position:relative}
nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--brand);transform:scaleX(0);transition:transform .2s}
nav a:not(.btn):hover::after,nav a.active::after{transform:scaleX(1)}
.tools{display:flex;align-items:center;gap:8px}
.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer;font-size:1.05rem}
.icon-btn:hover{border-color:var(--brand)}
.menu-btn{display:none}

/* Botões */
.btn{display:inline-block;background:var(--brand);color:var(--on-brand);padding:13px 24px;border-radius:999px;font-weight:700;text-decoration:none;border:0;font-size:1rem;cursor:pointer;font-family:inherit;transition:background .2s,transform .15s,box-shadow .2s}
.btn:hover{background:var(--brand-d);color:var(--on-brand);transform:translateY(-1px);box-shadow:0 6px 16px rgba(10,143,143,.25)}
.btn.sm{padding:8px 16px;font-size:.88rem}
.btn.ghost{background:transparent;color:var(--brand-d);border:2px solid var(--brand)}
.btn.ghost:hover{background:var(--brand);color:var(--on-brand)}

/* Hero */
.hero{background:var(--hero);padding:56px 0 56px;overflow:hidden}
.hero .wrap{display:grid;gap:36px;grid-template-columns:1fr;align-items:center}
h1{font-size:clamp(1.9rem,5vw,3rem);line-height:1.12;margin:0 0 14px;letter-spacing:-.02em}
h1 em{font-style:normal;color:var(--brand-d)}
.hero p{color:var(--muted);font-size:1.1rem;margin:0 0 24px;max-width:540px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.checks{list-style:none;padding:0;margin:22px 0 0;display:flex;gap:8px 18px;flex-wrap:wrap;font-size:.92rem;color:var(--muted)}
.checks li::before{content:"✓ ";color:var(--brand-d);font-weight:700}
.art{position:relative;background:var(--surface);border-radius:24px;border:1px solid var(--line);padding:10px;box-shadow:var(--shadow)}
.art img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:16px}
.badge{position:absolute;left:-12px;bottom:28px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px 16px;font-weight:700;font-size:.92rem;box-shadow:var(--shadow)}
.badge b{color:var(--brand-d)}
@media(min-width:860px){.hero{padding:72px 0}.hero .wrap{grid-template-columns:1.1fr .9fr}}

/* Secções */
section{padding:64px 0}
h2{font-size:clamp(1.5rem,4vw,2.15rem);margin:0 0 8px;text-align:center;letter-spacing:-.01em}
.sub{text-align:center;color:var(--muted);margin:0 auto 36px;max-width:560px}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px;transition:transform .2s,box-shadow .2s,border-color .2s}
.card h3{margin:8px 0 6px;font-size:1.12rem}
.card p{margin:0 0 12px;color:var(--muted);font-size:.95rem}
.card a{color:var(--brand-d);font-weight:600;text-decoration:none;font-size:.94rem}
.card.service{display:flex;flex-direction:column;padding:14px 14px 22px}
.card.service h3,.card.service p,.card.service .links{padding:0 10px}
.card.service p{flex:1}
.card.service:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand)}
.links{display:flex;gap:16px;flex-wrap:wrap}
.ph{border-radius:12px;margin-bottom:10px;overflow:hidden;background:linear-gradient(135deg,var(--c1),var(--c2));aspect-ratio:4/3}
.ph img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card.service:hover .ph img{transform:scale(1.04)}
.alt{background:var(--surface);border-block:1px solid var(--line)}
.alt .card{background:var(--bg)}
.steps{counter-reset:s}
.step{text-align:center;padding:10px}
.step::before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--accent);color:#222;font-weight:800;margin-bottom:10px}
.step h3{margin:0 0 4px}.step p{margin:0;color:var(--muted)}
.why .card h3{margin-top:0}
details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:10px}
.alt details{background:var(--bg)}
summary{font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--brand-d);font-weight:800;font-size:1.2rem;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:10px 0 0;color:var(--muted)}

/* Orçamento */
.quote{max-width:620px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
label{display:block;font-weight:600;font-size:.9rem;margin:14px 0 4px}
input,select,textarea{width:100%;padding:12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--text);font:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(10,143,143,.18)}
.quote .btn{width:100%;margin-top:20px}
.note{font-size:.84rem;color:var(--muted);text-align:center;margin:10px 0 0}
.note a{color:inherit}

/* Página de serviço */
.page-head{background:var(--hero);padding:36px 0 44px}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--brand-d);text-decoration:none;font-weight:600}
.detail{display:grid;gap:32px;align-items:center}
@media(min-width:860px){.detail{grid-template-columns:1fr 1fr}}
.detail h1{font-size:clamp(1.8rem,4.5vw,2.6rem)}
.cover{border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:4/3}
.cover img{display:block;width:100%;height:100%;object-fit:cover}
.lead{color:var(--muted);font-size:1.1rem;margin:0 0 22px}
.two{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.two ul,.how ol{padding-left:20px;margin:8px 0 0}
.two li,.how li{margin-bottom:6px}
.two .card p{font-size:1rem}
.how{max-width:720px;margin:0 auto}
.how h2,.how-faq h2{text-align:left}
.how ol{counter-reset:o;list-style:none;padding:0}
.how ol li{counter-increment:o;display:flex;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin-bottom:10px}
.how ol li::before{content:counter(o);flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#222;font-weight:800}
.how-faq{margin-top:34px}
.mini{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.mini .card{display:flex;gap:12px;align-items:center;padding:12px;text-decoration:none;color:var(--text)}
.mini .card img{width:64px;height:64px;border-radius:10px;object-fit:cover;flex:none}
.mini .card span{font-weight:600}
.mini .card:hover{border-color:var(--brand);transform:translateY(-2px)}

/* Rodapé */
footer{background:var(--surface);border-top:1px solid var(--line);padding:44px 0 30px;color:var(--muted);font-size:.92rem}
.foot{display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-bottom:28px}
.foot h4{margin:0 0 10px;color:var(--text);font-size:.95rem}
.foot ul{list-style:none;padding:0;margin:0}
.foot li{margin-bottom:6px}
.foot a{color:inherit;text-decoration:none}
.foot a:hover{color:var(--brand-d)}
.copy{border-top:1px solid var(--line);padding-top:20px;text-align:center;font-size:.86rem}

/* WhatsApp flutuante */
.wa{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));background:#25d366;color:#06361a;font-weight:700;padding:13px 18px;border-radius:999px;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.25);z-index:12;transition:transform .2s}
.wa:hover{transform:translateY(-2px) scale(1.03)}

/* Animações suaves */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}*{transition:none!important}}

[hidden]{display:none!important}

/* Telemóvel */
@media(max-width:820px){
  .menu-btn{display:inline-grid}
  nav{position:absolute;top:100%;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 18px;box-shadow:var(--shadow);display:none}
  nav.open{display:flex}
  nav a:not(.btn){padding:12px 0;border-bottom:1px solid var(--line);font-size:1rem}
  nav a:not(.btn)::after{display:none}
  nav .btn{margin-top:14px;text-align:center;padding:12px 16px;font-size:1rem}
  .badge{left:12px;bottom:18px}
}
@media(max-width:480px){.cta .btn{flex:1;text-align:center}section{padding:52px 0}.quote{padding:22px}}