/* ============================================================
   Design system — Ana Nunes
   Padrão .... portfolio-grid          (landing)
   Estilo .... editorial-grid-magazine (style)
   Paleta .... Museum/Gallery          (color)
   Tipos ..... Minimalist Monochrome Editorial (typography)
   Dials ..... variance 3 · motion 4 · density 3 (spacious)
   ============================================================ */
:root{
  /* Paleta quente — parede de galeria em cal do Alentejo, não caixa branca */
  --bg:#F8F3EC;
  --bg-2:#F2E9DC;
  --fg:#1E1A16;
  --card:#FFFDF9;
  --primary:#9C4A2F;      /* terracota */
  --primary-deep:#7A3722;
  --on-primary:#FFF8F0;
  --ochre:#B07A22;
  --border:#E3D9CB;
  --muted:#EFE6D8;
  --muted-fg:#6B6154;
  --ring:#9C4A2F;

  /* Density 3/10 — spacious */
  --s-1:8px; --s-2:16px; --s-3:24px; --s-4:40px; --s-5:64px; --s-6:96px;

  --display:'Playfair Display',Georgia,serif;
  --body:'Source Serif 4',Georgia,serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  --shell:1360px;
  --gutter:clamp(20px,4vw,64px);
  --header-h:66px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 24px)}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:var(--body);font-weight:300;font-size:17px;line-height:1.62;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit}
.shell{max-width:var(--shell);margin:0 auto;padding:0 var(--gutter)}

/* --- focus visível em tudo (ux: focus-states, keyboard-nav) --- */
:where(a,button,[tabindex]):focus-visible{
  outline:2px solid var(--ring);outline-offset:3px;border-radius:2px;
}
.skip{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--primary);color:var(--on-primary);
  padding:14px 20px;font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
}
.skip:focus{left:var(--gutter)}

/* --- etiqueta mono (datas, técnicas, índices) --- */
.mono{
  font-family:var(--mono);font-weight:400;font-size:11px;
  letter-spacing:.22em;text-transform:uppercase;color:var(--muted-fg);
}
.mono.accent{color:var(--primary-deep)}

/* ============================ header ============================ */
header{
  position:sticky;top:0;z-index:60;height:var(--header-h);
  background:color-mix(in srgb,var(--bg) 97%, transparent);
  backdrop-filter:saturate(140%) blur(16px);
  border-bottom:1px solid transparent;transition:border-color .25s ease;
}
header.stuck{border-bottom-color:var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.brand{
  font-family:var(--display);font-weight:700;font-size:19px;
  letter-spacing:.02em;text-decoration:none;
}
.nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav a.link{
  display:inline-flex;align-items:center;min-height:44px;padding:0 14px;
  text-decoration:none;font-family:var(--mono);font-size:11px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--muted-fg);transition:color .2s}
.nav a.link:hover{color:var(--fg)}
.burger{
  display:none;background:none;border:1px solid var(--border);border-radius:2px;
  width:44px;height:44px;cursor:pointer;color:var(--fg);align-items:center;justify-content:center;
}
@media(max-width:820px){
  .nav ul{
    position:fixed;left:0;right:0;top:var(--header-h);background:var(--bg);
    flex-direction:column;gap:0;padding:0 var(--gutter) var(--s-3);
    border-bottom:1px solid var(--border);display:none;
  }
  .nav ul.open{display:flex}
  .nav ul li{border-bottom:1px solid var(--border)}
  .nav a.link{width:100%;padding:0;min-height:56px}
  .burger{display:inline-flex}
}

/* ============================ hero ============================ */
.hero{
  padding:clamp(56px,10vw,var(--s-6)) 0 clamp(40px,6vw,var(--s-5));
  background:
    radial-gradient(120% 80% at 88% 0%, rgba(176,122,34,.14) 0%, rgba(176,122,34,0) 60%),
    radial-gradient(90% 70% at 0% 40%, rgba(156,74,47,.10) 0%, rgba(156,74,47,0) 65%);
}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:var(--s-5);align-items:end}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:var(--s-4);align-items:start}}
h1.name{
  font-family:var(--display);font-weight:900;
  font-size:clamp(2.4rem,7.6vw,6.4rem);line-height:.92;letter-spacing:-.03em;
  margin:var(--s-3) 0 0;
}
h1.name .l1{display:block}
h1.name .l2{display:block;font-style:italic;font-weight:400;letter-spacing:-.02em;color:var(--primary)}
.hero .pull{
  font-family:var(--display);font-style:italic;font-weight:400;
  font-size:clamp(1.25rem,2.1vw,1.75rem);line-height:1.42;
  margin:0;padding-left:var(--s-3);border-left:2px solid var(--primary);
  max-width:44ch;
}
.hero .pull cite{display:block;margin-top:var(--s-2);font-style:normal}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:var(--s-1) var(--s-3);
  margin-top:var(--s-4);padding-top:var(--s-2);border-top:1px solid var(--border);
}
.rule{height:1px;background:var(--border)}

/* ============================ secções ============================ */
section{padding:clamp(48px,7vw,var(--s-6)) 0;scroll-margin-top:calc(var(--header-h) + 16px)}
.sec-head{
  display:grid;grid-template-columns:auto 1fr auto;align-items:baseline;
  gap:var(--s-3);padding-bottom:var(--s-2);border-bottom:1px solid var(--border);
  margin-bottom:var(--s-4);
}
.sec-head h2{
  font-family:var(--display);font-weight:700;font-size:clamp(1.9rem,4vw,2.9rem);
  letter-spacing:-.02em;margin:0;line-height:1;
}
.sec-head .dash{height:1px;background:var(--border);transform:translateY(-6px)}
@media(max-width:640px){.sec-head{grid-template-columns:1fr auto}.sec-head .dash{display:none}}

/* ============================ filtros ============================ */
.filters{display:flex;flex-wrap:wrap;gap:var(--s-1);margin-bottom:var(--s-4)}
.filters button{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  background:transparent;border:1px solid var(--border);color:var(--muted-fg);
  min-height:44px;padding:0 18px;border-radius:2px;cursor:pointer;
  transition:border-color .2s, color .2s, background .2s;
}
.filters button:hover{border-color:var(--muted-fg);color:var(--fg)}
.filters button[aria-pressed="true"]{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}

/* ============================ grelha ============================ */
.grid{display:flex;gap:var(--s-3);align-items:flex-start}
.col{flex:1 1 0;min-width:0}
.card{
  margin:0 0 var(--s-4);cursor:pointer;position:relative;
  opacity:0;transform:translateY(18px);
  transition:opacity .55s ease,transform .55s ease;
}
.card.in{opacity:1;transform:none}
.card .frame{
  background:var(--muted);overflow:hidden;position:relative;
  aspect-ratio:4/5;border:1px solid var(--border);
  box-shadow:0 1px 2px rgba(30,26,22,.05),0 12px 28px -18px rgba(30,26,22,.35);
}
.card .frame.loaded{aspect-ratio:auto}
.card img{width:100%;height:100%;object-fit:cover;transition:transform 1s cubic-bezier(.16,.84,.44,1)}
.card .frame.loaded img{height:auto;object-fit:contain}
.card:hover img{transform:scale(1.03)}
.card:focus-visible{outline:2px solid var(--ring);outline-offset:6px}
.card figcaption{display:flex;gap:var(--s-2);padding-top:var(--s-2);align-items:baseline}
.card .idx{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--muted-fg);padding-top:5px}
.card .t{font-family:var(--display);font-weight:400;font-size:1.28rem;line-height:1.24;letter-spacing:-.01em}
.card .s{margin-top:6px}
.skeleton{
  background:linear-gradient(100deg,#EFE6D8 30%,#FAF4EA 50%,#EFE6D8 70%);
  background-size:300% 100%;animation:sh 1.5s infinite linear;
}
/* imagem indisponível — o cartão fica, com o título legível */
.frame.falhou{
  aspect-ratio:4/5;display:flex;align-items:center;justify-content:center;
  padding:var(--s-3);text-align:center;
  background:linear-gradient(150deg,var(--muted),var(--bg-2));
}
.frame.falhou img{display:none}
.frame.falhou::after{
  content:attr(data-titulo);
  font-family:var(--display);font-style:italic;font-size:1.15rem;color:var(--muted-fg);
}
.aviso{
  margin:var(--s-3) 0 0;padding:var(--s-3);
  border:1px solid var(--border);border-left:3px solid var(--primary);
  background:var(--card);max-width:70ch;
}
.aviso p{margin:0;font-size:.98rem}
.aviso strong{font-weight:600}
@keyframes sh{0%{background-position:120% 0}100%{background-position:-20% 0}}
.state{color:var(--muted-fg);font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;padding:var(--s-3) 0}

/* ============================ lightbox ============================ */
.lb{
  position:fixed;inset:0;z-index:100;background:#17120E;
  display:none;align-items:center;justify-content:center;flex-direction:column;
  padding:72px var(--s-4) var(--s-4);
}
.lb.open{display:flex}
.lb img{max-width:min(1180px,92vw);max-height:72vh;width:auto;object-fit:contain}
.lb .cap{text-align:center;margin-top:var(--s-3);max-width:62ch;color:#FAFAFA}
.lb .cap .t{font-family:var(--display);font-weight:400;font-size:clamp(1.3rem,2.6vw,1.85rem);letter-spacing:-.01em}
.lb .cap .s{margin-top:8px;color:#A1A1AA}
.lb button{
  position:absolute;background:transparent;border:1px solid rgba(250,250,250,.28);
  color:#FAFAFA;cursor:pointer;width:48px;height:48px;border-radius:2px;
  display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s;
}
.lb button:hover{background:rgba(250,250,250,.12);border-color:rgba(250,250,250,.6)}
.lb button:focus-visible{outline:2px solid #FAFAFA;outline-offset:3px}
.lb .close{top:16px;right:var(--s-3)}
.lb .prev{left:var(--s-2);top:50%;transform:translateY(-50%)}
.lb .next{right:var(--s-2);top:50%;transform:translateY(-50%)}
.lb .counter{position:absolute;top:26px;left:var(--s-3);color:#A1A1AA}
body.lb-open header{opacity:0;pointer-events:none}

/* ============================ sobre ============================ */
#sobre{background:var(--card);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.about{display:grid;grid-template-columns:1fr 1.25fr;gap:var(--s-5)}
@media(max-width:900px){.about{grid-template-columns:1fr;gap:var(--s-4)}}
.about .lede{
  font-family:var(--display);font-style:italic;font-weight:400;
  font-size:clamp(1.5rem,2.9vw,2.2rem);line-height:1.3;letter-spacing:-.015em;margin:0;
}
.prose p{margin:0 0 var(--s-3);max-width:66ch;font-size:1.05rem}
.prose p:first-of-type::first-letter{
  float:left;font-family:var(--display);font-weight:900;color:var(--primary);
  font-size:4em;line-height:.82;padding:6px 14px 0 0;
}
.prose blockquote{
  margin:var(--s-4) 0;padding-left:var(--s-3);border-left:2px solid var(--primary);
  font-family:var(--display);font-style:italic;font-size:1.3rem;line-height:1.42;max-width:52ch;
}
.facts{list-style:none;padding:0;margin:var(--s-4) 0 0;border-top:1px solid var(--border)}
.facts li{display:grid;grid-template-columns:130px 1fr;gap:var(--s-2);padding:14px 0;border-bottom:1px solid var(--border)}
.facts li>span:first-child{padding-top:4px}

/* ============================ contacto ============================ */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-5)}
@media(max-width:900px){.contact{grid-template-columns:1fr;gap:var(--s-4)}}
.big-link{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.5rem,3.4vw,2.4rem);letter-spacing:-.02em;
  text-decoration:none;display:inline-block;margin-top:var(--s-2);
  border-bottom:1px solid var(--border);padding-bottom:4px;transition:border-color .2s;
}
.big-link:hover{border-bottom-color:var(--primary)}
.links{list-style:none;padding:0;margin:0;border-top:1px solid var(--border)}
.links li{border-bottom:1px solid var(--border)}
.links a{
  display:flex;justify-content:space-between;align-items:center;gap:var(--s-2);
  min-height:56px;text-decoration:none;transition:padding-left .2s;
}
.links a:hover{padding-left:8px}
.links a .arw{color:var(--muted-fg)}

footer{padding:var(--s-4) 0 var(--s-5)}
.footrow{display:flex;justify-content:space-between;gap:var(--s-2);flex-wrap:wrap;align-items:center}
.footrow a{min-height:44px;display:inline-flex;align-items:center;text-decoration:none}

/* --- movimento reduzido (ux: reduced-motion) --- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .card{opacity:1;transform:none}
  .skeleton{animation:none}
}

/* ============================ paginação ============================ */
.paginacao{
  display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-1);
  margin-top:var(--s-4);padding-top:var(--s-3);border-top:1px solid var(--border);
}
.paginacao .info{margin-right:auto}
.paginacao button{
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  background:transparent;border:1px solid var(--border);color:var(--muted-fg);
  min-width:44px;min-height:44px;padding:0 14px;border-radius:2px;cursor:pointer;
  transition:border-color .2s,color .2s,background .2s;
}
.paginacao button:hover:not(:disabled){border-color:var(--muted-fg);color:var(--fg)}
.paginacao button[aria-current="page"]{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}
.paginacao button:disabled{opacity:.38;cursor:default}
.paginacao .reticencias{padding:0 4px;color:var(--muted-fg)}

/* ============================ página de entrada ============================ */
.destaques{margin-top:var(--s-5)}
.atalhos{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-3);margin-top:var(--s-5)}
@media(max-width:760px){.atalhos{grid-template-columns:1fr}}
.atalho{
  display:block;text-decoration:none;padding:var(--s-3);
  border:1px solid var(--border);background:var(--card);
  transition:border-color .2s,transform .2s;
}
.atalho:hover{border-color:var(--primary);transform:translateY(-2px)}
.atalho h3{
  font-family:var(--display);font-weight:400;font-size:1.6rem;
  margin:var(--s-1) 0 6px;letter-spacing:-.01em;
}
.atalho p{margin:0;color:var(--muted-fg);font-size:.98rem}
.cta{
  display:inline-flex;align-items:center;gap:10px;min-height:48px;
  margin-top:var(--s-3);padding:0 22px;text-decoration:none;
  background:var(--primary);color:var(--on-primary);
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  border-radius:2px;transition:background .2s;
}
.cta:hover{background:var(--primary-deep)}
.nav a.link[aria-current="page"]{color:var(--primary-deep)}
.nav a.link[aria-current="page"]::after{
  content:'';display:block;position:absolute;bottom:14px;left:14px;right:14px;height:1px;background:var(--primary);
}
.nav a.link{position:relative}
@media(max-width:820px){.nav a.link[aria-current="page"]::after{display:none}}

/* ============================ fundo de ondas ============================ */
:root{ --ondas-opacidade:.28 }
#ondas{
  position:fixed;inset:0;width:100%;height:100%;
  z-index:0;pointer-events:none;display:block;
  opacity:var(--ondas-opacidade);
}
/* o conteúdo fica por cima do canvas */
main,footer{position:relative;z-index:1}
/* a secção Sobre deixa de ser opaca, senão tapava as ondas */
#sobre{background:color-mix(in srgb,var(--card) 78%,transparent)}
@media(prefers-reduced-motion:reduce){ :root{ --ondas-opacidade:.2 } }

/* ============================ barra da galeria ============================ */
.barra-galeria{
  display:flex;flex-wrap:wrap;gap:var(--s-2);
  align-items:center;justify-content:space-between;margin-bottom:var(--s-4);
}
.barra-galeria .filters{margin-bottom:0}
.vista{display:flex;align-items:center;gap:var(--s-1)}
.vista .rot{white-space:nowrap}
.vista button{
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--border);color:var(--muted-fg);
  min-width:44px;min-height:44px;padding:0 10px;border-radius:2px;cursor:pointer;
  transition:border-color .2s,color .2s,background .2s;
}
.vista button svg{display:block}
.vista button:hover:not(:disabled){border-color:var(--muted-fg);color:var(--fg)}
.vista button[aria-pressed="true"]{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}
.vista button:disabled{opacity:.35;cursor:default}
/* uma por fila: não deixar a obra ocupar a largura toda do ecrã */
.grid[data-cols="1"] .card{max-width:820px;margin-left:auto;margin-right:auto}
/* quatro por fila: legenda um pouco mais contida */
.grid[data-cols="4"] .card .t{font-size:1.08rem}
/* em ecrãs estreitos o selector fica, mas só com as opções que cabem */

/* ============================ carrossel (coverflow) ============================ */
.carrossel{ --cf-card:clamp(200px,32vw,420px); margin-top:var(--s-2); position:relative }
.cf-frame{
  position:relative;cursor:grab;overflow:hidden;
  padding:var(--s-4) 0;outline:none;touch-action:pan-y;
}
.cf-frame:active{cursor:grabbing}
.cf-frame:focus-visible{outline:2px solid var(--ring);outline-offset:4px;border-radius:2px}
.cf-palco{position:relative;height:var(--cf-card);transform-style:preserve-3d;user-select:none}
.cf-cartao{
  position:absolute;left:50%;top:0;width:var(--cf-card);aspect-ratio:1;
  background:var(--card);border:1px solid var(--border);border-radius:2px;
  overflow:hidden;will-change:transform,opacity;cursor:pointer;
  box-shadow:0 2px 6px rgba(30,26,22,.06),0 26px 50px -26px rgba(30,26,22,.5);
  display:flex;align-items:center;justify-content:center;padding:14px;
}
.cf-cartao img{
  width:100%;height:100%;object-fit:contain;user-select:none;-webkit-user-drag:none;
}
.cf-cartao.falhou img{display:none}
.cf-cartao.falhou::after{
  content:attr(data-titulo);font-family:var(--display);font-style:italic;
  font-size:1.05rem;color:var(--muted-fg);text-align:center;
}
.cf-nav{
  position:absolute;top:calc(50% - 28px);z-index:200;transform:translateY(-50%);
  width:48px;height:48px;display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb,var(--bg) 78%,transparent);backdrop-filter:blur(8px);
  border:1px solid var(--border);border-radius:2px;color:var(--fg);cursor:pointer;
  transition:background .2s,border-color .2s;
}
.cf-nav:hover{background:var(--card);border-color:var(--muted-fg)}
.cf-nav:focus-visible{outline:2px solid var(--ring);outline-offset:3px}
.cf-prev{left:0}
.cf-next{right:0}
.cf-legenda{text-align:center;margin-top:var(--s-2);min-height:76px}
.cf-legenda .cf-t{
  font-family:var(--display);font-size:clamp(1.3rem,2.6vw,1.9rem);
  line-height:1.2;letter-spacing:-.01em;
}
.cf-legenda .cf-s{margin-top:8px}
.cf-legenda .cf-n{margin-top:10px;color:var(--primary-deep)}
@media(max-width:620px){
  .carrossel{ --cf-card:min(64vw,300px) }
  .cf-nav{width:44px;height:44px}
  /* o will-change força uma camada de GPU permanente por cartão; num iPhone
     isso é textura a mais e é o que faz o Safari matar a página */
  .cf-cartao{will-change:auto}
}
@media(prefers-reduced-motion:reduce){
  .cf-cartao{transition:none}
}

/* ===================== entrada no telemóvel: caminho curto ao contacto =====================
   Em ecrã estreito, quem chega tinha de percorrer o herói inteiro e todas as
   obras recentes antes de encontrar o Sobre e o Contacto. Aqui os atalhos
   sobem para logo a seguir ao herói, e o herói perde a fila de etiquetas —
   que em coluna ocupava três linhas sem dizer nada de novo. */
@media(max-width:620px){
  .hero{padding-top:clamp(28px,7vw,48px);padding-bottom:var(--s-3)}
  .hero-meta{display:none}
  h1.name{font-size:clamp(2.2rem,11vw,3.4rem)}
  .hero .pull{font-size:1.05rem}
  .entrada > .shell{display:flex;flex-direction:column}
  .entrada > .shell > .atalhos{order:-1;margin-top:0;margin-bottom:var(--s-5)}
  .entrada > .shell > .cta{align-self:flex-start}
  /* com os atalhos à frente, a numeração passaria a ler-se 02, 03, 01;
     num telemóvel estes números decorativos não valem a confusão */
  .entrada .sec-head .mono.accent,
  .entrada .atalho .mono.accent{display:none}
  .entrada .atalho h3{margin-top:0}
}