:root{
  --paper:#F4F5F2;
  --ink:#16191D;
  --muted:#5B636D;
  --line:#D9DCD5;
  --pine:#2F5D50;
  --raised:#FFFFFF;
}
@media (prefers-color-scheme: dark){
  :root{
    --paper:#15181B;
    --ink:#E6E8E3;
    --muted:#9AA19B;
    --line:#2A2F33;
    --pine:#7FB5A3;
    --raised:#1B1F23;
  }
}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--paper);color:var(--ink);
  font:400 17px/1.6 "Familjen Grotesk",system-ui,sans-serif;
  min-height:100vh;display:flex;flex-direction:column;
}
a{color:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--pine);outline-offset:3px;border-radius:2px}

.container{width:100%;max-width:1040px;margin:0 auto;padding:0 24px}

/* topo + abas */
header{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:5}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.brand{font-weight:700;font-size:19px;text-decoration:none;letter-spacing:-.01em}
.brand span{color:var(--muted);font-weight:400;margin-left:8px}
nav.tabs{display:flex;gap:4px}
nav.tabs a{
  text-decoration:none;color:var(--muted);font-weight:500;font-size:16px;
  padding:22px 12px 20px;border-bottom:2px solid transparent;
}
nav.tabs a:hover{color:var(--ink)}
nav.tabs a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--pine)}

/* conteúdo */
main{flex:1;padding:64px 0 96px}
.page-head{max-width:680px}
h1{font-size:40px;line-height:1.15;font-weight:700;letter-spacing:-.02em}
.intro{font-size:19px;color:var(--muted);margin-top:16px;max-width:60ch}
h2{font-size:22px;font-weight:600;letter-spacing:-.005em}
.btns{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.btn{
  display:inline-block;text-decoration:none;font-weight:600;font-size:16px;
  padding:11px 20px;border-radius:4px;border:1px solid var(--ink);
}
.btn.primary{background:var(--ink);color:var(--paper)}
.btn.primary:hover{background:var(--pine);border-color:var(--pine)}
.btn:not(.primary):hover{border-color:var(--pine);color:var(--pine)}

/* início: números de facto */
.facts{margin-top:72px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.facts div{padding:24px 24px 0 0}
.facts div+div{padding-left:24px;border-left:1px solid var(--line)}
.facts b{display:block;font-size:17px;font-weight:600}
.facts span{color:var(--muted);font-size:16px}

/* projetos */
.proj{margin-top:56px;display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:start}
.proj+.proj{padding-top:56px;border-top:1px solid var(--line)}
.shot{
  width:100%;padding:0;border:1px solid var(--line);background:var(--raised);
  cursor:zoom-in;aspect-ratio:16/10;overflow:hidden;border-radius:6px;display:block;
}
.shot img{width:100%;height:100%;object-fit:cover;object-position:top;display:block}
.proj h2{font-size:24px}
.state{color:var(--muted);font-size:15px;margin-top:4px}
.proj p{margin-top:16px}
.proj ul{margin-top:14px;padding-left:18px;color:var(--muted)}
.proj li+li{margin-top:3px}
.proj .tech{margin-top:20px;color:inherit;display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}
.tech li{font-size:14px;font-weight:500;color:var(--pine);border:1px solid var(--line);border-radius:4px;padding:2px 10px}

/* serviços */
.services{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service{background:var(--raised);border:1px solid var(--line);border-radius:6px;padding:28px}
.service h2{font-size:19px}
.service p{color:var(--muted);margin-top:8px;font-size:16px}
.service ul{margin-top:16px;padding-left:18px;font-size:16px}
.note{margin-top:40px;max-width:62ch;color:var(--muted)}
.stack{margin-top:56px}
.stack p{margin-top:8px;max-width:62ch}

/* host */
.dir{margin-top:40px;border-top:1px solid var(--ink)}
.dir a{
  display:grid;grid-template-columns:200px 1fr auto;gap:24px;align-items:baseline;
  padding:20px 8px;border-bottom:1px solid var(--line);text-decoration:none;
}
.dir a:hover{background:var(--raised)}
.dir a:hover .svc{color:var(--pine)}
.svc{font-weight:600}
.what{color:var(--muted)}
.addr{font-size:14px;color:var(--muted);white-space:nowrap}
.tag{display:inline-block;margin-left:10px;font-size:13px;font-weight:500;color:var(--muted);
  border:1px solid var(--line);border-radius:3px;padding:0 6px;vertical-align:1px}

/* contacto */
.contact-list{margin-top:40px;border-top:1px solid var(--ink);max-width:620px}
.contact-list a{
  display:flex;justify-content:space-between;gap:16px;padding:20px 8px;
  border-bottom:1px solid var(--line);text-decoration:none;
}
.contact-list a:hover{background:var(--raised)}
.contact-list a:hover b{color:var(--pine)}
.contact-list span{color:var(--muted)}

/* rodapé */
footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:15px}
footer .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{text-decoration:none}
footer a:hover{color:var(--pine)}

/* lightbox */
dialog{border:0;padding:0;background:transparent;max-width:94vw;max-height:94vh}
dialog::backdrop{background:rgba(10,12,14,.88)}
dialog img{max-width:94vw;max-height:88vh;display:block;border-radius:4px}
dialog button{position:fixed;top:16px;right:16px;font:inherit;font-size:15px;font-weight:500;
  background:var(--paper);color:var(--ink);border:0;border-radius:4px;padding:6px 14px;cursor:pointer}

@media (max-width:820px){
  .container{padding:0 16px}
  .bar{height:auto;flex-direction:column;align-items:flex-start;gap:0;padding-top:16px}
  .brand span{display:none}
  nav.tabs{width:100%;overflow-x:auto;margin-left:-12px}
  nav.tabs a{padding:14px 12px 12px;white-space:nowrap}
  main{padding:40px 0 64px}
  h1{font-size:30px}
  .intro{font-size:17px}
  .facts{grid-template-columns:1fr;margin-top:48px}
  .facts div,.facts div+div{padding:18px 0;border-left:0;border-bottom:1px solid var(--line)}
  .proj{grid-template-columns:1fr;gap:20px;margin-top:40px}
  .proj+.proj{padding-top:40px}
  .services{grid-template-columns:1fr}
  .dir a{grid-template-columns:1fr auto;gap:2px 16px}
  .dir .what{grid-column:1/-1;grid-row:2}
  .contact-list a{flex-direction:column;gap:2px}
}

.host-shot{margin:48px 0 0;max-width:720px}
.host-shot figcaption{margin-top:10px;color:var(--muted);font-size:15px}
.proj .tech li+li{margin-top:0}
.shot img{object-position:left top}

/* projetos: índice */
.toc{margin-top:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0}
.toc ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px 24px}
.toc a{text-decoration:none;color:var(--muted);font-size:16px}
.toc a:hover{color:var(--pine)}

/* projetos: estudo de caso */
.case{display:grid;grid-template-columns:280px 1fr;gap:56px;padding:56px 0;border-bottom:1px solid var(--line);scroll-margin-top:90px}
.case-meta h2{font-size:24px;line-height:1.25}
.case-meta .state{color:var(--muted);font-size:15px;margin-top:4px}
.case-meta dl{margin-top:24px}
.case-meta dl div+div{margin-top:12px}
.case-meta dt{font-size:14px;color:var(--muted)}
.case-meta dd{margin:0;font-size:16px}
.case-meta .tech{margin-top:24px;display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}
.case-meta .tech li{font-size:14px;font-weight:500;color:var(--pine);border:1px solid var(--line);border-radius:4px;padding:2px 10px}
.case-body{max-width:64ch}
.case-body .shot{margin-bottom:28px}
.case-body p+p{margin-top:14px}
.case-body h3{font-size:16px;font-weight:600;margin-top:28px}
.features{margin-top:10px;padding-left:18px}
.features li+li{margin-top:6px}

/* competências */
.skills{margin-top:48px;display:grid;grid-template-columns:repeat(2,1fr);gap:40px 56px;max-width:820px}
.skills h2{font-size:19px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.skills ul{list-style:none;padding:0;margin-top:12px}
.skills li+li{margin-top:6px}

@media (max-width:820px){
  .case{grid-template-columns:1fr;gap:24px;padding:40px 0}
  .skills{grid-template-columns:1fr;gap:32px}
}

/* ===== variante com cores e botões ===== */
:root{
  --paper:#F5F6FA;
  --ink:#141B2D;
  --muted:#556078;
  --line:#DCE0EA;
  --pine:#1F6FEB;
  --raised:#FFFFFF;
  --navy:#14213D;
  --navy-2:#1D2D52;
  --sky:#E7EFFD;
  --amber:#F2A93B;
}
@media (prefers-color-scheme: dark){
  :root{
    --paper:#0F1626;
    --ink:#E8ECF5;
    --muted:#9BA6BF;
    --line:#26314A;
    --pine:#6EA4FF;
    --raised:#172036;
    --navy:#0A1020;
    --navy-2:#1A2645;
    --sky:#1A2A4A;
    --amber:#F2B65A;
  }
}

/* topo escuro com abas em botão */
header{background:var(--navy);border-bottom:0}
.brand{color:#fff}
.brand span{color:#9FB0D6}
nav.tabs{gap:6px}
nav.tabs a{
  color:#C9D3EA;padding:8px 16px;border-radius:999px;border:1px solid transparent;
}
nav.tabs a:hover{color:#fff;background:var(--navy-2)}
nav.tabs a[aria-current="page"]{color:var(--navy);background:#fff;border-bottom:1px solid transparent}

/* faixa de cor no cabeçalho de cada página */
main{padding-top:0}
.page-head{
  max-width:none;margin:0 -24px;padding:56px 24px 48px;
  background:linear-gradient(180deg,var(--sky),transparent);
  border-radius:0 0 16px 16px;
}
.page-head h1{max-width:20ch}
.page-head .intro{max-width:60ch}
main .container > .page-head:first-child{margin-top:0}

/* botões */
.btn{border-radius:8px;border-color:var(--pine);color:var(--pine)}
.btn.primary{background:var(--pine);border-color:var(--pine);color:#fff}
.btn.primary:hover{background:var(--navy);border-color:var(--navy)}
.btn:not(.primary):hover{background:var(--sky)}

/* destaques do início em cartões */
.facts{border-top:0;gap:16px;margin-top:40px}
.facts div,.facts div+div{
  background:var(--raised);border:1px solid var(--line);border-left:4px solid var(--amber);
  border-radius:10px;padding:20px 22px
}
.facts div:nth-child(2){border-left-color:var(--pine)}
.facts div:nth-child(3){border-left-color:#16A085}

/* índice de projetos como botões */
.toc{border:0;padding:0;margin-top:32px}
.toc ul{gap:10px}
.toc a{
  display:inline-block;padding:8px 14px;border-radius:999px;
  background:var(--raised);border:1px solid var(--line);color:var(--ink);font-weight:500;font-size:15px
}
.toc a:hover{background:var(--pine);border-color:var(--pine);color:#fff}

/* projetos em cartões com barra de cor */
.case{
  background:var(--raised);border:1px solid var(--line);border-top:4px solid var(--pine);
  border-radius:12px;padding:36px;margin-top:28px
}
.case:nth-of-type(3n+2){border-top-color:var(--amber)}
.case:nth-of-type(3n){border-top-color:#16A085}
.case-meta .tech li{background:var(--sky);border-color:transparent;color:var(--pine)}

/* competências em cartões */
.skills{max-width:none;gap:20px}
.skills section{background:var(--raised);border:1px solid var(--line);border-radius:12px;padding:24px}
.skills h2{border-bottom:0;padding-bottom:0;color:var(--pine)}
.skills ul{display:flex;flex-wrap:wrap;gap:8px}
.skills li,.skills li+li{margin:0;background:var(--sky);border-radius:999px;padding:4px 12px;font-size:15px}
.stack{background:var(--raised);border:1px solid var(--line);border-radius:12px;padding:24px;max-width:820px}

/* infraestrutura: cada serviço é um botão */
.dir{border-top:0;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.dir a{
  grid-template-columns:1fr;gap:4px;padding:22px;border:1px solid var(--line);
  border-radius:12px;background:var(--raised);transition:border-color .15s,transform .15s
}
.dir a:hover{background:var(--raised);border-color:var(--pine);transform:translateY(-2px)}
.dir .svc{font-size:18px}
.dir .addr{color:var(--pine);font-weight:500}
.tag{background:var(--sky);border-color:transparent;color:var(--pine)}

/* contacto: botões grandes */
.contact-list{border-top:0;display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:720px}
.contact-list a{
  flex-direction:column;gap:4px;padding:24px;border-radius:12px;color:#fff;
  background:var(--pine);border:0
}
.contact-list a + a{background:#16A085}
.contact-list a:hover{background:var(--navy)}
.contact-list a:hover b{color:#fff}
.contact-list span{color:rgba(255,255,255,.85)}

footer{background:var(--navy);border-top:0;color:#9FB0D6}
footer a:hover{color:#fff}

@media (prefers-reduced-motion: reduce){.dir a{transition:none}.dir a:hover{transform:none}}
@media (max-width:820px){
  .page-head{margin:0 -16px;padding:36px 16px 32px}
  nav.tabs{margin-left:0;padding-bottom:12px}
  nav.tabs a{padding:6px 12px}
  .case{padding:24px}
  .dir,.contact-list{grid-template-columns:1fr}
  .facts div,.facts div+div{border-bottom:1px solid var(--line)}
}
.page-head,.page-head{margin:0 calc(50% - 50vw);padding:56px calc(50vw - 50%) 48px;border-radius:0}
body{overflow-x:hidden}
@media (max-width:820px){.page-head{padding:36px calc(50vw - 50%) 32px}}

/* tema escuro fixo */
:root,:root:not([data-theme]){
  color-scheme:dark;
  --paper:#0E1424;
  --ink:#E8ECF5;
  --muted:#9BA6BF;
  --line:#25304A;
  --pine:#5B9BFF;
  --raised:#161F35;
  --navy:#080D1A;
  --navy-2:#1A2645;
  --sky:#18264A;
  --amber:#F2B65A;
}
nav.tabs a[aria-current="page"]{background:var(--pine);color:#fff}
.btn.primary{color:#0B1222}
.btn.primary:hover{background:#fff;border-color:#fff;color:#0B1222}
.contact-list a{color:#0B1222}
.contact-list a + a{background:#2BC4A0}
.contact-list span{color:rgba(11,18,34,.75)}
.contact-list a:hover{background:#fff}
.contact-list a:hover b{color:#0B1222}
.case-meta .tech li,.skills li,.tag{color:#A9C8FF}
footer{border-top:1px solid var(--line)}