/* ==========================================================================
   INSTITUTO MÉDIO POLITÉCNICO KIETTO — Folha de estilos principal
   Direcção de arte: "prancheta técnica" — grelha de engenharia, marcas de
   anotação, cantos de desenho técnico. Azul Kietto (identidade) + laranja
   queimado (sinalização/CTA), sobre osso e grafite.
   ========================================================================== */

:root{
  /* Cor — extraída do logótipo (azul) + laranja definido para a marca */
  --azul-900: #060B45;   /* fundo profundo / rodapé */
  --azul-800: #0B1685;   /* azul Kietto — cor primária (do logótipo) */
  --azul-600: #1E2CB8;   /* azul intermédio — hover, ícones */
  --azul-400: #4A5CE0;   /* azul claro — links, detalhes */
  --azul-100: #E7E9FB;   /* tint azul — fundos suaves */

  --laranja-700: #9C4415; /* laranja escuro — hover/pressão */
  --laranja-600: #C1561B; /* laranja Kietto — cor de acção (CTA) */
  --laranja-400: #E37A32; /* laranja claro — destaques, ícones */
  --laranja-100: #FBE7D6; /* tint laranja — badges, fundos suaves */

  --osso: #F6F3EC;
  --branco: #FFFFFF;
  --grafite-900: #14151F;
  --grafite-700: #33354A;
  --grafite-500: #5D5F76;
  --grafite-200: #D8D8E2;

  --linha: rgba(11,22,133,0.14);

  --fonte-display: "Space Grotesk", "Inter", sans-serif;
  --fonte-corpo: "Inter", sans-serif;
  --fonte-tecnica: "IBM Plex Mono", monospace;

  --raio-sm: 4px;
  --raio-md: 10px;
  --sombra-card: 0 1px 2px rgba(6,11,69,0.04), 0 10px 30px -12px rgba(6,11,69,0.18);
  --transicao: 220ms cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

body{
  margin: 0;
  background: var(--osso);
  color: var(--grafite-900);
  font-family: var(--fonte-corpo);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4{ font-family: var(--fonte-display); margin: 0; letter-spacing: -0.01em; }
p{ margin: 0; }

:focus-visible{
  outline: 2.5px solid var(--laranja-600);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap{
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow{
  font-family: var(--fonte-tecnica);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--laranja-600);
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before{
  content: "";
  width: 22px;
  height: 1.5px;
  background: var(--laranja-600);
}

/* ---------- Botões ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fonte-corpo);
  font-weight: 600;
  font-size: 14.5px;
  padding: 13px 24px;
  border-radius: var(--raio-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform var(--transicao), background var(--transicao), color var(--transicao), border-color var(--transicao);
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }
.btn-primario{ background: var(--laranja-600); color: var(--branco); }
.btn-primario:hover{ background: var(--laranja-700); }
.btn-secundario{ background: transparent; color: var(--branco); border-color: rgba(255,255,255,0.35); }
.btn-secundario:hover{ border-color: var(--branco); background: rgba(255,255,255,0.08); }
.btn-outline-azul{ background: transparent; color: var(--azul-800); border-color: var(--azul-800); }
.btn-outline-azul:hover{ background: var(--azul-800); color: var(--branco); }
.btn-sm{ padding: 9px 16px; font-size: 13px; }

/* ---------- Cabeçalho ---------- */
.cabecalho{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(246,243,236,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linha);
  transition: background var(--transicao);
}
.cabecalho .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.marca{ display: flex; align-items: center; gap: 12px; }
.marca img{ height: 44px; width: auto; }
.marca-texto{ font-family: var(--fonte-display); line-height: 1.15; }
.marca-texto strong{ display:block; font-size: 15px; color: var(--azul-800); font-weight: 700; }
.marca-texto span{ display:block; font-size: 11.5px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--laranja-600); font-family: var(--fonte-tecnica); }

.nav-principal{ display: flex; align-items: center; gap: 34px; }
.nav-principal a{
  font-size: 14.5px;
  font-weight: 500;
  color: var(--grafite-700);
  position: relative;
  padding: 6px 0;
}
.nav-principal a::after{
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--laranja-600);
  transition: width var(--transicao);
}
.nav-principal a:hover{ color: var(--azul-800); }
.nav-principal a:hover::after{ width: 100%; }

.acoes-cabecalho{ display: flex; align-items: center; gap: 14px; }

.menu-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.menu-toggle span{ width: 24px; height: 2px; background: var(--azul-800); display:block; }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  background: var(--azul-900);
  color: var(--branco);
  overflow: hidden;
  padding: 168px 0 110px;
}
.hero-grelha{
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 90% 70% at 60% 30%, #000 40%, transparent 88%);
  pointer-events: none;
}
.hero-glow{
  position: absolute;
  top: -220px; right: -160px;
  width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(193,86,27,0.35), transparent 68%);
  pointer-events: none;
}
.hero-conteudo{
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items: center;
}
.selo-tecnico{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,0.28);
  padding: 7px 14px;
  border-radius: 999px;
  font-family: var(--fonte-tecnica);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--laranja-400);
  margin-bottom: 26px;
}
.selo-tecnico .ponto{ width: 6px; height: 6px; border-radius: 50%; background: var(--laranja-400); }

.hero h1{
  font-size: clamp(2.4rem, 4.2vw, 3.6rem);
  font-weight: 700;
  line-height: 1.08;
  max-width: 620px;
}
.hero h1 em{
  font-style: normal;
  color: var(--laranja-400);
}
.hero-desc{
  margin-top: 24px;
  font-size: 17px;
  color: rgba(255,255,255,0.72);
  max-width: 520px;
  line-height: 1.7;
}
.hero-cta{ display: flex; gap: 16px; margin-top: 38px; flex-wrap: wrap; }

.hero-metricas{
  display: flex;
  gap: 34px;
  margin-top: 56px;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.16);
  flex-wrap: wrap;
}
.metrica strong{
  display: block;
  font-family: var(--fonte-display);
  font-size: 30px;
  color: var(--branco);
}
.metrica span{
  display: block;
  font-family: var(--fonte-tecnica);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
}

/* painel técnico decorativo do hero */
.hero-painel{
  position: relative;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--raio-md);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  padding: 26px;
  backdrop-filter: blur(6px);
}
.hero-painel-topo{
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--fonte-tecnica); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: rgba(255,255,255,0.5);
  padding-bottom: 16px; margin-bottom: 18px;
  border-bottom: 1px dashed rgba(255,255,255,0.2);
}
.hero-painel-topo b{ color: var(--laranja-400); font-weight: 600; }
.linha-especialidade{
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 14px;
}
.linha-especialidade:last-child{ border-bottom: none; }
.linha-especialidade .cod{
  font-family: var(--fonte-tecnica);
  font-size: 11.5px;
  color: var(--laranja-400);
  background: rgba(227,122,50,0.12);
  padding: 3px 8px;
  border-radius: 4px;
  margin-right: 12px;
}
.linha-especialidade .nome{ flex: 1; color: rgba(255,255,255,0.88); }

/* ---------- Secções genéricas ---------- */
section{ padding: 108px 0; position: relative; }
.cabecalho-seccao{
  max-width: 640px;
  margin-bottom: 56px;
}
.cabecalho-seccao h2{
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  margin-top: 16px;
  color: var(--azul-900);
}
.cabecalho-seccao p{
  margin-top: 18px;
  color: var(--grafite-500);
  font-size: 16.5px;
  line-height: 1.7;
}
.cabecalho-seccao.centro{ margin-left: auto; margin-right: auto; text-align: center; }
.cabecalho-seccao.centro .eyebrow{ justify-content: center; }
.cabecalho-seccao.claro h2{ color: var(--branco); }
.cabecalho-seccao.claro p{ color: rgba(255,255,255,0.68); }

.faixa-marcas{ background: var(--branco); border-bottom: 1px solid var(--linha); padding: 26px 0; }
.faixa-marcas .wrap{ display:flex; align-items:center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.faixa-marcas span{ font-family: var(--fonte-tecnica); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--grafite-500); }
.faixa-setores{ display:flex; gap: 30px; flex-wrap: wrap; }
.faixa-setores b{ font-size: 13.5px; color: var(--azul-800); font-weight: 600; }

/* ---------- Sobre ---------- */
.sobre{ background: var(--branco); }
.sobre-grid{
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 64px;
  align-items: start;
}
.sobre-pilares{ display: grid; gap: 22px; }
.pilar{
  display: flex;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--linha);
  border-radius: var(--raio-md);
  background: var(--osso);
}
.pilar-num{
  font-family: var(--fonte-tecnica);
  font-size: 13px;
  color: var(--laranja-600);
  border: 1px solid var(--laranja-600);
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.pilar h4{ font-size: 16.5px; color: var(--azul-900); margin-bottom: 6px; }
.pilar p{ font-size: 14.5px; color: var(--grafite-500); line-height: 1.65; }

.sobre-citacao{
  margin-top: 8px;
  border-left: 3px solid var(--laranja-600);
  padding-left: 22px;
  font-family: var(--fonte-display);
  font-size: 20px;
  color: var(--azul-900);
  line-height: 1.5;
}
.sobre-citacao span{
  display: block;
  margin-top: 14px;
  font-family: var(--fonte-tecnica);
  font-size: 12px;
  color: var(--grafite-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- Cursos ---------- */
.cursos{ background: var(--osso); }
.grelha-cursos{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.card-curso{
  position: relative;
  background: var(--branco);
  border: 1px solid var(--linha);
  padding: 30px 26px;
  border-radius: var(--raio-md);
  transition: transform var(--transicao), box-shadow var(--transicao), border-color var(--transicao);
}
.card-curso::before,
.card-curso::after{
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border: 1.5px solid var(--azul-800);
  opacity: 0;
  transition: opacity var(--transicao);
}
.card-curso::before{ top: 8px; left: 8px; border-right: none; border-bottom: none; }
.card-curso::after{ bottom: 8px; right: 8px; border-left: none; border-top: none; }
.card-curso:hover{
  transform: translateY(-4px);
  border-color: transparent;
  box-shadow: var(--sombra-card);
}
.card-curso:hover::before,
.card-curso:hover::after{ opacity: 1; }

.card-curso .cod-curso{
  font-family: var(--fonte-tecnica);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--laranja-600);
  background: var(--laranja-100);
  display: inline-block;
  padding: 4px 9px;
  border-radius: 4px;
  margin-bottom: 18px;
}
.card-curso h3{
  font-size: 19px;
  color: var(--azul-900);
  line-height: 1.32;
  margin-bottom: 12px;
  min-height: 50px;
}
.card-curso p{
  font-size: 14.5px;
  color: var(--grafite-500);
  line-height: 1.65;
  margin-bottom: 20px;
}
.card-curso .rodape-curso{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px dashed var(--grafite-200);
  font-family: var(--fonte-tecnica);
  font-size: 12px;
  color: var(--grafite-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.card-curso .rodape-curso a{
  color: var(--azul-800);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: none;
  font-family: var(--fonte-corpo);
  font-size: 13.5px;
}
.card-curso .rodape-curso a svg{ transition: transform var(--transicao); }
.card-curso .rodape-curso a:hover svg{ transform: translateX(3px); }

/* ---------- Percurso / admissões ---------- */
.percurso{ background: var(--azul-900); color: var(--branco); }
.linha-percurso{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  margin-top: 20px;
}
.linha-percurso::before{
  content: "";
  position: absolute;
  top: 20px; left: 0; right: 0;
  height: 1px;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,0.25) 0 8px, transparent 8px 16px);
}
.etapa{ position: relative; padding-top: 56px; padding-right: 24px; }
.etapa .marcador{
  position: absolute; top: 0; left: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--azul-900);
  border: 1.5px solid var(--laranja-400);
  color: var(--laranja-400);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--fonte-tecnica);
  font-size: 13px;
}
.etapa h4{ font-size: 16px; margin-bottom: 8px; }
.etapa p{ font-size: 14px; color: rgba(255,255,255,0.62); line-height: 1.6; }

.admissoes-cta{
  margin-top: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--raio-md);
  padding: 32px 36px;
  background: rgba(255,255,255,0.04);
  flex-wrap: wrap;
}
.admissoes-cta h3{ font-size: 21px; margin-bottom: 8px; }
.admissoes-cta p{ color: rgba(255,255,255,0.62); font-size: 14.5px; max-width: 420px; }

/* ---------- Portal ---------- */
.portal{ background: var(--branco); }
.portal-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.cartao-portal{
  border: 1px solid var(--linha);
  border-radius: var(--raio-md);
  padding: 26px 22px;
  transition: border-color var(--transicao), transform var(--transicao);
}
.cartao-portal:hover{ border-color: var(--azul-800); transform: translateY(-3px); }
.cartao-portal .icone-portal{
  width: 42px; height: 42px;
  border-radius: 9px;
  background: var(--azul-100);
  color: var(--azul-800);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.cartao-portal h4{ font-size: 16px; color: var(--azul-900); margin-bottom: 8px; }
.cartao-portal p{ font-size: 13.5px; color: var(--grafite-500); line-height: 1.6; margin-bottom: 16px; }
.cartao-portal a{ font-size: 13.5px; font-weight: 700; color: var(--laranja-600); }

/* ---------- Contactos ---------- */
.contactos{ background: var(--osso); }
.contactos-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.lista-contacto{ display: grid; gap: 20px; margin-top: 8px; }
.item-contacto{ display: flex; gap: 16px; align-items: flex-start; }
.item-contacto .icone{
  width: 40px; height: 40px; border-radius: 8px;
  background: var(--branco); border: 1px solid var(--linha);
  color: var(--azul-800);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.item-contacto b{ display: block; font-size: 14.5px; color: var(--azul-900); margin-bottom: 3px; }
.item-contacto span{ font-size: 14px; color: var(--grafite-500); }

.form-contacto{
  background: var(--branco);
  border: 1px solid var(--linha);
  border-radius: var(--raio-md);
  padding: 32px;
  display: grid;
  gap: 16px;
}
.form-contacto .duas-col{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.campo{ display: grid; gap: 7px; }
.campo label{ font-size: 12.5px; font-weight: 600; color: var(--grafite-700); }
.campo input, .campo select, .campo textarea{
  border: 1.5px solid var(--grafite-200);
  border-radius: var(--raio-sm);
  padding: 12px 14px;
  font-family: var(--fonte-corpo);
  font-size: 14.5px;
  background: var(--osso);
  transition: border-color var(--transicao);
}
.campo input:focus, .campo select:focus, .campo textarea:focus{
  border-color: var(--azul-800);
  outline: none;
}
.campo textarea{ resize: vertical; min-height: 92px; }

/* ---------- Rodapé ---------- */
.rodape{ background: var(--azul-900); color: rgba(255,255,255,0.62); padding: 70px 0 28px; }
.rodape-grid{
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.rodape-marca{ display: flex; gap: 12px; align-items: center; margin-bottom: 18px; }
.rodape-marca img{ height: 40px; }
.rodape-marca strong{ display: block; color: var(--branco); font-family: var(--fonte-display); font-size: 15px; }
.rodape p{ font-size: 14px; line-height: 1.7; max-width: 300px; }
.rodape h5{ color: var(--branco); font-size: 13px; text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 18px; font-family: var(--fonte-tecnica); font-weight: 500; }
.rodape ul{ display: grid; gap: 12px; }
.rodape ul a{ font-size: 14px; transition: color var(--transicao); }
.rodape ul a:hover{ color: var(--laranja-400); }
.rodape-baixo{
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 26px; font-size: 13px; flex-wrap: wrap; gap: 12px;
}
.rodape-baixo .sociais{ display: flex; gap: 14px; }
.rodape-baixo .sociais a{
  width: 34px; height: 34px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; transition: border-color var(--transicao), color var(--transicao);
}
.rodape-baixo .sociais a:hover{ border-color: var(--laranja-400); color: var(--laranja-400); }

/* ---------- Reveal ao scroll ---------- */
.reveal{ opacity: 0; transform: translateY(22px); transition: opacity 700ms ease, transform 700ms ease; }
.reveal.em-vista{ opacity: 1; transform: translateY(0); }

/* ---------- Responsivo ---------- */
@media (max-width: 980px){
  .hero-conteudo{ grid-template-columns: 1fr; }
  .hero-painel{ order: -1; }
  .sobre-grid{ grid-template-columns: 1fr; }
  .grelha-cursos{ grid-template-columns: repeat(2, 1fr); }
  .portal-grid{ grid-template-columns: repeat(2, 1fr); }
  .contactos-grid{ grid-template-columns: 1fr; }
  .rodape-grid{ grid-template-columns: 1fr 1fr; }
  .linha-percurso{ grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .linha-percurso::before{ display: none; }
}
@media (max-width: 720px){
  .nav-principal, .acoes-cabecalho .btn-outline-azul{ display: none; }
  .menu-toggle{ display: flex; }
  .grelha-cursos{ grid-template-columns: 1fr; }
  .portal-grid{ grid-template-columns: 1fr; }
  .hero{ padding: 140px 0 80px; }
  .hero-metricas{ gap: 24px; }
  .form-contacto .duas-col{ grid-template-columns: 1fr; }
  .rodape-grid{ grid-template-columns: 1fr; }
  .admissoes-cta{ flex-direction: column; align-items: flex-start; }
  section{ padding: 76px 0; }
}

@media (max-width: 480px){
  .wrap{ padding: 0 18px; }
  .cabecalho .wrap{ height: 66px; }
  .marca img{ height: 36px; }
  .hero{ padding: 118px 0 64px; }
  .hero-cta{ flex-direction: column; align-items: stretch; }
  .hero-cta .btn{ justify-content: center; }
  .hero-metricas{ gap: 18px 26px; }
  .metrica strong{ font-size: 24px; }
  .selo-tecnico{ font-size: 10.5px; padding: 6px 11px; }
  .hero-painel{ padding: 18px; }
  .form-contacto{ padding: 22px; }
  .admissoes-cta{ padding: 24px 22px; }
  .card-curso{ padding: 24px 20px; }
  .faixa-marcas .wrap{ flex-direction: column; align-items: flex-start; gap: 14px; }
  .faixa-setores{ gap: 16px 22px; }
}

.nav-movel{
  display: none;
  position: fixed;
  inset: 78px 0 0 0;
  background: var(--osso);
  z-index: 90;
  padding: 30px 28px;
}
.nav-movel.aberto{ display: block; }
.nav-movel a{
  display: block;
  padding: 16px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--azul-900);
  border-bottom: 1px solid var(--linha);
}
.nav-movel .btn{ margin-top: 24px; width: 100%; justify-content: center; }