/* ==========================================================
   STENCIS — style.css
   Minimalista premium — paleta quente
   Base: marfim quente / tinta quase-preta
   Acentos: laranja queimado (AVAC) · vermelho profundo (Eletricidade) · amarelo torrado (Hidráulica)
   Tipografia: Montserrat (títulos) · Inter (corpo) · IBM Plex Mono (anotações) — alojadas em assets/fonts (css/fontes.css)
   ========================================================== */

:root {
  color-scheme: only light;   /* só tema claro: o browser não escurece o site à força (meta color-scheme no header.php) */
  --color-ink: #271A14;
  --color-ink-soft: #6E5C50;
  --color-bg: #FCF9F4;
  --color-bg-alt: #F1E7D8;
  --color-border: #E6DAC7;

  --color-primary: #C1502E;
  --color-primary-dark: #9A3D22;

  --color-avac: #C1502E;
  --color-elet: #A32E20;
  --color-hidr: #C4903A;
  --color-manut: #4F5B57;   /* Manutenção (grafite) */

  --color-deep: #6E2418;

  --font-display: 'Montserrat', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --container-w: 1180px;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 10px rgba(39,26,20,0.06);
  --shadow-md: 0 18px 40px rgba(39,26,20,0.12);

  /* Tipografia fluida: cresce com a largura do ecrã entre um mínimo (telemóvel, ~360px)
     e um máximo (a partir de ~1100–1400px), sem tamanhos por breakpoint.
     Em rem: respeita o tamanho de letra escolhido pelo visitante no browser. */
  --fs-hero:  clamp(2.5rem, 1.5rem + 3.2vw, 4.1rem);    /* título do Início */
  --fs-h1:    clamp(1.9rem, 1.5rem + 1.8vw, 2.75rem);
  --fs-h2:    clamp(1.5rem, 1.25rem + 1.1vw, 2rem);
  --fs-h3:    clamp(1.08rem, 1rem + 0.35vw, 1.25rem);
  --fs-h4:    clamp(1rem, 0.96rem + 0.2vw, 1.12rem);
  --fs-h5:    clamp(0.95rem, 0.93rem + 0.1vw, 1rem);
  --fs-h6:    clamp(0.88rem, 0.86rem + 0.1vw, 0.92rem);
  --fs-lead:  clamp(1rem, 0.95rem + 0.25vw, 1.12rem);   /* parágrafo de abertura */
  --fs-body:  clamp(1rem, 0.96rem + 0.12vw, 1.0625rem);
  --fs-small: clamp(0.86rem, 0.84rem + 0.1vw, 0.92rem); /* texto dos cartões, rodapé */
  --fs-xs:    clamp(0.78rem, 0.77rem + 0.06vw, 0.82rem);
  --fs-btn:   clamp(0.9rem, 0.88rem + 0.1vw, 0.95rem);
  --fs-nav:   clamp(0.88rem, 0.86rem + 0.1vw, 0.95rem);

  --lh-body: 1.6;
  --lh-titulo: 1.12;
  --lh-subtitulo: 1.25;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background-color: var(--color-bg); color: var(--color-ink); }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 0.5em;
  line-height: var(--lh-titulo);
  letter-spacing: -0.01em;
  overflow-wrap: break-word;   /* palavras compridas não saem do ecrã no telemóvel */
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: var(--lh-subtitulo); }
h4 { font-size: var(--fs-h4); line-height: var(--lh-subtitulo); }
h5 { font-size: var(--fs-h5); line-height: var(--lh-subtitulo); }
h6 { font-size: var(--fs-h6); line-height: var(--lh-subtitulo); }
em { font-style: italic; color: var(--color-primary); }

p { margin: 0 0 1em; color: var(--color-ink-soft); overflow-wrap: break-word; }

/* Texto corrido justificado só a partir de 768px (no telemóvel, as linhas curtas abririam
   espaços enormes: fica alinhado à esquerda e sem partir palavras). hyphens: auto parte as
   palavras (em português, pelo lang="pt-PT").
   Exceções: etiquetas mono, legenda do carrossel e cabeçalhos centrados. */
@media (min-width: 768px) {
  main p { text-align: justify; hyphens: auto; -webkit-hyphens: auto; }
  main p.mono-label,
  main .hero__slide-caption,
  main .section-header--center p,
  main .clients-header p { text-align: inherit; hyphens: manual; -webkit-hyphens: manual; }
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

.mono-label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 14px;
}
.mono-label--small { font-size: 0.66rem; margin-bottom: 8px; }
.mono-label--elet { color: var(--color-elet); }

/* .reveal / .reveal-stagger (revelação com scroll): ver css/animacoes.css */

/* ==========================================================
   TOPBAR
   ========================================================== */
.topbar { background: var(--color-ink); color: #C9BAAE; font-size: var(--fs-xs); }
.topbar__inner { display: flex; justify-content: space-between; align-items: center; padding: 8px 24px; }
.topbar__contacts a { color: #C9BAAE; margin-right: 6px; }
.topbar__contacts a:hover { color: var(--color-primary); }
.topbar__email { margin-left: 12px; border-left: 1px solid #4A382F; padding-left: 12px; }
.topbar .divider { color: #5A473C; margin-right: 6px; }
.topbar__contacts a { white-space: nowrap; }
/* Telemóvel estreito: só o telefone da sede (o do Porto está no rodapé e na página Contactos) */
@media (max-width: 480px) {
  .topbar__contacts .divider,
  .topbar__contacts a:nth-of-type(2) { display: none; }
}
.topbar__direita { display: flex; align-items: center; gap: 12px; }
/* Seletor de idioma "PT | EN": o ativo a laranja, o outro é link */
.seletor-idioma { display: flex; align-items: center; gap: 2px; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.06em; padding-left: 12px; border-left: 1px solid #4A382F; }
.seletor-idioma__item { display: inline-grid; place-items: center; min-width: 30px; height: 32px; color: #C9BAAE; transition: color var(--anim-rapida, 0.3s) ease; }
a.seletor-idioma__item:hover, a.seletor-idioma__item:focus-visible { color: #fff; }
.seletor-idioma__item.is-active { color: #E8935C; font-weight: 600; }
.seletor-idioma__sep { color: #5A473C; }
.topbar__social { display: flex; gap: 2px; }
.topbar__social .rede-social { width: 32px; height: 32px; color: #C9BAAE; }
.topbar__social .rede-social svg { width: 14px; height: 14px; }

/* Redes sociais (barra superior, rodapé e página Contactos): logótipos numa só cor,
   que passam suavemente à cor oficial de cada rede ao passar o rato
   (--cor-rede vem de includes/contactos.php) */
.rede-social { display: inline-grid; place-items: center; flex-shrink: 0; transition: color var(--anim-rapida, 0.3s) ease, border-color var(--anim-rapida, 0.3s) ease; }
.rede-social svg { display: block; }
.rede-social:hover, .rede-social:focus-visible { color: var(--cor-rede); border-color: var(--cor-rede); }

/* ==========================================================
   HEADER / NAV
   ========================================================== */
.site-header {
  background: rgba(252,249,244,0.9);
  color: var(--color-ink);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: 50;
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; }

.logo { display: flex; align-items: center; gap: 10px; }
.logo__mark { width: 34px; height: 34px; flex-shrink: 0; }
.logo__mark rect { fill: var(--color-ink); }
.logo__mark path { fill: none; stroke: var(--color-primary); stroke-width: 3; stroke-linecap: round; }
.logo span { font-family: var(--font-display); font-weight: 700; letter-spacing: 0.01em; font-size: 1.15rem; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a { font-size: var(--fs-nav); font-weight: 500; color: var(--color-ink-soft); position: relative; padding: 4px 0; }
.nav a:hover, .nav a.active { color: var(--color-ink); }
.nav a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px; background: var(--color-primary);
}
.nav__cta {
  background: var(--color-ink); color: var(--color-bg) !important;
  padding: 9px 18px !important; border-radius: var(--radius-sm);
}
.nav__cta:hover { background: var(--color-primary-dark); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-ink); }

/* ==========================================================
   HERO — claro, quente, minimalista
   ========================================================== */
.hero {
  position: relative;
  background: var(--color-bg);
  color: var(--color-ink);
  overflow: hidden;
  padding: 90px 0 70px;
}

.blueprint-grid {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(39,26,20,0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse at 30% 30%, black 25%, transparent 70%);
}

.hero__glow {
  position: absolute;
  top: 5%; right: -8%;
  width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(193,80,46,0.20) 0%, rgba(196,144,58,0.12) 45%, transparent 72%);
  filter: blur(6px);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero h1 {
  color: var(--color-ink);
  font-size: var(--fs-hero);
  font-weight: 700;
}
.hero h1 span { color: var(--color-primary); font-weight: 700; }

.hero__lead { color: var(--color-ink-soft); font-size: var(--fs-lead); max-width: 480px; margin: 22px 0 32px; }

.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 14px 28px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: var(--fs-btn);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.btn--primary { background: var(--color-primary); color: #FFF6EE; box-shadow: 0 10px 24px rgba(193,80,46,0.28); }
.btn--primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 14px 28px rgba(193,80,46,0.34); }
.btn--ghost { border: 1px solid var(--color-border); color: var(--color-ink); }
.btn--ghost:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); }

/* Esquema técnico do hero */
.hero__schema-wrap { display: flex; justify-content: center; }
.hero__schema { width: 100%; max-width: 420px; height: auto; }

.schema-lines path {
  fill: none; stroke: #D9C7B4; stroke-width: 1.5;
  stroke-dasharray: 500; stroke-dashoffset: 500;
  animation: draw 1.8s ease forwards 0.3s;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

.schema-node-group circle { fill: var(--color-bg); stroke-width: 1.5; opacity: 0; animation: node-in 0.5s ease forwards; }
.schema-node-group .node-icon { fill: none; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
@keyframes node-in { to { opacity: 1; } }

.node--avac circle { stroke: var(--color-avac); animation-delay: 1.4s; }
.node--avac .node-icon { stroke: var(--color-avac); }
.node--elet circle { stroke: var(--color-elet); animation-delay: 1.6s; }
.node--elet .node-icon { stroke: var(--color-elet); }
.node--hidr circle { stroke: var(--color-hidr); animation-delay: 1.8s; }
.node--hidr .node-icon { stroke: var(--color-hidr); }

.schema-tag {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.08em;
  fill: var(--color-ink-soft); text-anchor: middle; opacity: 0; animation: node-in 0.5s ease forwards 2.1s;
}

.scroll-cue {
  position: relative; margin: 40px auto 0; width: 22px; height: 36px;
  border: 1px solid var(--color-border); border-radius: 20px; display: block;
}
.scroll-cue span {
  position: absolute; top: 6px; left: 50%; width: 4px; height: 8px;
  background: var(--color-primary); border-radius: 2px; transform: translateX(-50%);
  animation: cue 1.6s ease infinite;
}
@keyframes cue { 0% { top: 6px; opacity: 1; } 70% { top: 20px; opacity: 0; } 100% { top: 20px; opacity: 0; } }

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__schema-wrap { order: -1; max-width: 260px; margin: 0 auto 20px; }
  .scroll-cue { display: none; }
}

/* ==========================================================
   SECTION HEADERS
   ========================================================== */
.section-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 44px; flex-wrap: wrap; }
/* align-items: center — no empilhamento vertical, sem isto o título ficava encostado à direita */
.section-header--center { flex-direction: column; align-items: center; text-align: center; margin: 0 auto 56px; max-width: 620px; }
.section-header--center .mono-label { margin-left: auto; margin-right: auto; }
.link-arrow { font-weight: 600; color: var(--color-primary); white-space: nowrap; }
.link-arrow:hover { color: var(--color-primary-dark); }

/* ==========================================================
   ESPECIALIDADES — cartões leves, linha fina
   ========================================================== */
.specialties { padding: 100px 0; }
.specialties h2 { font-size: var(--fs-h2); }

.specialty-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--color-border); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }

.specialty-card { background: var(--color-bg); padding: 40px 32px; transition: background 0.2s ease; }
.specialty-card:hover { background: var(--color-bg-alt); }

.specialty-card__icon-wrap {
  width: 52px; height: 52px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
}
.specialty-card--avac .specialty-card__icon-wrap { background: rgba(193,80,46,0.10); }
.specialty-card--elet .specialty-card__icon-wrap { background: rgba(163,46,32,0.10); }
.specialty-card--hidr .specialty-card__icon-wrap { background: rgba(196,144,58,0.14); }

.specialty-card__icon { width: 24px; height: 24px; fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.specialty-card--avac .specialty-card__icon { stroke: var(--color-avac); }
.specialty-card--elet .specialty-card__icon { stroke: var(--color-elet); fill: var(--color-elet); stroke-width: 0; }
.specialty-card--hidr .specialty-card__icon { stroke: var(--color-hidr); }

.specialty-card h3 { font-size: var(--fs-h3); margin-bottom: 10px; }
.specialty-card p:not(.mono-label) { font-size: var(--fs-small); margin-bottom: 0; }

@media (max-width: 900px) { .specialty-grid { grid-template-columns: 1fr; } }

/* ==========================================================
   PORTFÓLIO PREVIEW
   ========================================================== */
.portfolio-preview { padding: 100px 0; background: var(--color-bg-alt); }
.portfolio-preview h2 { font-size: var(--fs-h2); margin: 0; }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.portfolio-card {
  background: var(--color-bg); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--color-border); box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.portfolio-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.portfolio-card__img {
  position: relative; height: 210px; overflow: hidden;
  background-size: cover; background-position: center; background-color: #E6D9C6;
}
.portfolio-card__img::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(39,26,20,0.55), transparent 55%);
}
/* Zoom da foto ao passar o rato: ver css/animacoes.css */

.portfolio-card__stamp {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.06em; font-weight: 500;
  padding: 5px 10px; border-radius: 20px; background: rgba(39,26,20,0.75); backdrop-filter: blur(4px);
}
/* Crédito de fotografia ("Foto: fonte") no canto inferior direito de uma imagem.
   O contentor da imagem tem de ter position: relative. Usado nos cartões, no modal
   dos projetos e nas fotos da página Início. O texto não apanha cliques (o cartão
   por baixo continua clicável); só o link, quando existe, é clicável. */
.credito-foto {
  position: absolute; right: 8px; bottom: 8px; z-index: 3;
  max-width: calc(100% - 16px);
  padding: 3px 8px; border-radius: 4px;
  background: rgba(0, 0, 0, 0.6); color: #fff;
  font-family: var(--font-body); font-size: 0.68rem; line-height: 1.4; letter-spacing: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  pointer-events: none;
}
.credito-foto a { color: #fff; text-decoration: underline; text-underline-offset: 2px; pointer-events: auto; }
.credito-foto a:hover { color: #F0C1AC; }
.credito-foto[hidden] { display: none; }

.tag--avac { color: #F0C1AC; }
.tag--elet { color: #EFB4A8; }
.tag--hidr { color: #F3DBAA; }

.portfolio-card__body { padding: 20px 22px 24px; }
.portfolio-card h3 { font-size: var(--fs-h4); margin-bottom: 6px; }

@media (max-width: 900px) { .portfolio-grid { grid-template-columns: 1fr; } }

/* ==========================================================
   RECRUTAMENTO — banda profunda, quente
   ========================================================== */
.recruit-banner { background: var(--color-deep); color: #FBEDE4; padding: 70px 0; }
.recruit-banner__inner { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.recruit-banner h2 { color: #FBEDE4; font-size: var(--fs-h2); max-width: 480px; }
.recruit-banner p { color: #D9B7A8; max-width: 460px; margin-bottom: 0; }

/* ==========================================================
   FOOTER
   ========================================================== */
/* Fundo claro (as cores do rodapé original), com a grelha de pontos do "esquema técnico" (como na secção
   das especialidades) e uma faixa fina com as cores das 4 especialidades no topo. */
.site-footer {
  --footer-texto: var(--color-ink-soft);
  --footer-suave: var(--color-ink-soft);
  --footer-linha: var(--color-border);
  position: relative;
  overflow: hidden;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  color: var(--footer-texto);
}
.site-footer__faixa { display: flex; height: 4px; }
.site-footer__faixa span { flex: 1; }
.site-footer__faixa span:nth-child(1) { background: var(--color-avac); }
.site-footer__faixa span:nth-child(2) { background: var(--color-elet); }
.site-footer__faixa span:nth-child(3) { background: var(--color-hidr); }
.site-footer__faixa span:nth-child(4) { background: var(--color-manut); }
.site-footer__grelha {
  position: absolute;
  inset: 4px 0 0;
  background-image: radial-gradient(circle, rgba(39, 26, 20, 0.07) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 75%);
          mask-image: linear-gradient(180deg, #000, transparent 75%);
  pointer-events: none;
}
.site-footer .container { position: relative; }
.site-footer p { color: var(--footer-texto); }

/* Marca + "Fale connosco" */
.site-footer__topo {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px 48px;
  flex-wrap: wrap;
  padding-top: 64px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--footer-linha);
}
.site-footer__marca { max-width: 420px; }
.site-footer__logo img {
  height: 44px;
  width: auto;
  display: block;

}
.site-footer__descricao { margin: 18px 0 20px; font-size: var(--fs-small); line-height: 1.6; text-align: left; }
.site-footer__redes { display: flex; gap: 10px; }
.site-footer__redes .rede-social {
  width: 40px;
  height: 40px;
  border: 1px solid var(--footer-linha);
  border-radius: 50%;
  color: var(--color-ink);
  background: var(--color-bg);
}
.site-footer__redes .rede-social svg { width: 17px; height: 17px; }

.site-footer__etiqueta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 10px;
  color: var(--color-primary) !important;
}
.site-footer__contacto { display: flex; flex-direction: column; align-items: flex-start; }
.site-footer__email {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin-bottom: 18px;
  overflow-wrap: anywhere;
}
.site-footer__email:hover { color: var(--color-primary); }
.site-footer__btn { box-shadow: none; }

/* Escritórios: cidade em destaque, morada pequena */
.site-footer__escritorios {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px 32px;
  padding-top: 40px;
  padding-bottom: 44px;
}
.escritorio { padding-left: 16px; border-left: 2px solid var(--footer-linha); transition: border-color var(--anim-rapida, 0.3s) ease; }
.escritorio:hover { border-left-color: var(--color-primary); }
.escritorio .site-footer__etiqueta { color: var(--footer-suave) !important; margin-bottom: 6px; }
.escritorio__cidade { font-size: var(--fs-h4); color: var(--color-ink); margin: 0 0 8px; }
.escritorio__morada {
  font-style: normal;
  font-size: var(--fs-xs);
  line-height: 1.55;
  color: var(--footer-suave);
  margin-bottom: 10px;
}
.escritorio__contacto {
  display: flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  font-size: var(--fs-small);
  color: var(--color-ink);
  margin-top: 4px;
  overflow-wrap: anywhere;
}
.escritorio__contacto:hover { color: var(--color-primary); }
.escritorio__contacto svg { width: 14px; height: 14px; flex-shrink: 0; fill: none; stroke: var(--color-primary); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Barra final */
.site-footer__base { border-top: 1px solid var(--footer-linha); background: transparent; }
.site-footer__base-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 24px;
  padding-top: 18px;
  padding-bottom: 18px;
  font-size: var(--fs-xs);
}
.site-footer__base p { margin: 0; color: var(--footer-suave); text-align: left; }
.site-footer__links { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.site-footer__links a { color: var(--color-ink-soft); }
.site-footer__links a:hover { color: var(--color-primary); }
.site-footer__topo-link span { display: inline-block; transition: transform var(--anim-rapida, 0.3s) ease; }
.site-footer__topo-link:hover span { transform: translateY(-3px); }

@media (max-width: 900px) {
  .site-footer__escritorios { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ==========================================================
   RESPONSIVE — NAV
   ========================================================== */
@media (max-width: 760px) {
  .topbar__contacts .topbar__email { display: none; }
  /* Cabeçalho + painel do menu: uma só peça. Com o menu aberto (.menu-aberto, posta pelo
     js/script.js) o cabeçalho fica sólido, na cor do painel, sem transparência nem desfoque. */
  .site-header { transition: background-color 0.25s ease, border-color 0.25s ease; }
  .site-header.menu-aberto {
    background: var(--color-bg);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-bottom-color: transparent;
  }
  /* Painel: logo abaixo do cabeçalho, a toda a largura; links nas margens do .container (24px) */
  .nav {
    position: absolute; top: 100%; left: 0; right: 0; background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 14px 24px -12px rgba(39,26,20,0.22);
    flex-direction: column; align-items: stretch;
    gap: 0; padding: 4px 24px 20px; display: flex;
    max-height: calc(100svh - 100%); overflow-y: auto;   /* ecrãs muito baixos: o painel faz scroll */
    visibility: hidden; opacity: 0; transform: translateY(-6px); pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s linear 0.22s;
  }
  .nav.is-open {
    visibility: visible; opacity: 1; transform: none; pointer-events: auto;
    transition: opacity 0.22s ease, transform 0.22s ease;
  }
  .nav a { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--color-border); }
  .nav__cta { margin-top: 14px; text-align: center; border-bottom: 0 !important; }
  .nav-toggle { display: flex; }

  /* Fundo da página escurecido por trás do menu (criado pelo js/script.js; tocar fecha o menu) */
  .menu-fundo {
    position: fixed; inset: 0; z-index: 45;              /* abaixo do cabeçalho (50) */
    background: rgba(39,26,20,0.35);
    opacity: 0; visibility: hidden;
    transition: opacity 0.22s ease, visibility 0s linear 0.22s;
  }
  .menu-fundo.is-open { opacity: 1; visibility: visible; transition: opacity 0.22s ease; }
  /* Página sem scroll enquanto o menu está aberto (só no <html>: no <body> estragava o sticky do cabeçalho) */
  html.menu-aberto { overflow: hidden; }

  /* Rodapé no telemóvel: tudo numa coluna */
  .site-footer__topo { padding-top: 44px; padding-bottom: 32px; flex-direction: column; align-items: flex-start; }
  .site-footer__escritorios { grid-template-columns: 1fr; gap: 22px; padding-top: 30px; padding-bottom: 32px; }
  .site-footer__base-inner { flex-direction: column; align-items: flex-start; padding-bottom: 24px; }
}