/* ============================================
   PLÁSTEC — Folha de Estilos Principal
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

/* ── Variáveis ─────────────────────────────── */
:root {
  --azul:       #1a6fb5;
  --azul-escuro:#0d4a82;
  --azul-claro: #e8f2fb;
  --verde:      #2db87a;
  --branco:     #ffffff;
  --cinza-claro:#f4f6f9;
  --cinza-texto:#4a5568;
  --preto-soft: #1a202c;
  --sombra:     0 4px 20px rgba(26,111,181,0.12);
  --radius:     12px;
  --transicao:  0.3s ease;
}

/* ── Reset e Base ───────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  color: var(--preto-soft);
  background-color: var(--cinza-claro);
  line-height: 1.7;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--azul);
  text-decoration: none;
  transition: color var(--transicao);
}

a:hover {
  color: var(--azul-escuro);
}

/* ── Layout Central ─────────────────────────── */
.pagina {
  max-width: 1060px;
  margin: 0 auto;
  background-color: var(--branco);
  box-shadow: 0 0 40px rgba(0,0,0,0.08);
  min-height: 100vh;
}

/* ── HEADER ─────────────────────────────────── */
header {
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul) 100%);
  padding: 18px 32px;
  display: flex;
  align-items: center;
}

header a {
  display: inline-flex;
  align-items: center;
}

.Logo_Principale {
  height: 80px;
  width: auto;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.25));
  transition: transform var(--transicao);
}

.Logo_Principale:hover {
  transform: scale(1.04);
}

/* ── NAV ─────────────────────────────────────── */
nav {
  background-color: var(--branco);
  border-bottom: 3px solid var(--azul-claro);
  padding: 0 24px;
}

nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
  padding: 12px 0;
}

nav li {
  border-radius: 50px;
  overflow: hidden;
}

nav li a {
  display: block;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--azul-escuro);
  padding: 8px 22px;
  border-radius: 50px;
  border: 2px solid transparent;
  transition: all var(--transicao);
}

nav li a:hover,
nav li a.ativo {
  background-color: var(--azul);
  color: var(--branco);
  border-color: var(--azul);
}

/* ── SEÇÕES / CONTEÚDO ───────────────────────── */
.conteudo {
  padding: 40px 40px 20px;
}

/* ── TÍTULOS DE PÁGINA ──────────────────────── */
.titulo-pagina {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--azul-escuro);
  margin-bottom: 8px;
  position: relative;
  display: inline-block;
}

.titulo-pagina::after {
  content: '';
  display: block;
  height: 4px;
  width: 60%;
  background: linear-gradient(90deg, var(--verde), var(--azul));
  border-radius: 4px;
  margin-top: 6px;
}

.subtitulo {
  font-size: 1rem;
  color: var(--cinza-texto);
  margin-bottom: 28px;
  font-weight: 300;
}

/* ── TEXTOS ─────────────────────────────────── */
.texto {
  font-family: 'DM Sans', sans-serif;
  text-align: justify;
  color: var(--cinza-texto);
  margin-bottom: 20px;
  line-height: 1.8;
}

.texto b,
.texto strong {
  color: var(--azul-escuro);
}

/* ── DIVISOR ─────────────────────────────────── */
.divisor {
  border: none;
  border-top: 2px solid var(--azul-claro);
  margin: 32px 0;
}

/* ── HERO (Home) ─────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul) 60%, #2196c9 100%);
  padding: 56px 40px 48px;
  color: var(--branco);
}

.hero-conteudo {
  max-width: 560px;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-family: 'Syne', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero h1 span {
  color: #7ee8b8;
}

.hero p {
  font-size: 1rem;
  line-height: 1.75;
  opacity: 0.9;
  font-weight: 300;
}

.hero-deco {
  position: absolute;
  right: -60px;
  top: -60px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  z-index: 1;
}

.hero-deco2 {
  position: absolute;
  right: 60px;
  bottom: -80px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  z-index: 1;
}

/* ── GALERIA HERO (3 imagens) ──────────────── */
.galeria-hero {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 28px 40px;
  background-color: var(--cinza-claro);
}

.galeria-hero img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  transition: transform var(--transicao), box-shadow var(--transicao);
}

.galeria-hero img:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(26,111,181,0.2);
}

/* ── CARDS DE DESTAQUE (Home) ──────────────── */
.cards-destaque {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.card {
  background: var(--branco);
  border: 1px solid var(--azul-claro);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--sombra);
  transition: transform var(--transicao), box-shadow var(--transicao);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26,111,181,0.18);
}

.card-icone {
  font-size: 2rem;
  margin-bottom: 10px;
}

.card h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  color: var(--azul-escuro);
  margin-bottom: 8px;
}

.card p {
  font-size: 0.92rem;
  color: var(--cinza-texto);
  line-height: 1.65;
}

/* ── EMPRESA: cards de MVV ──────────────────── */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.mvv-card {
  background: var(--azul-claro);
  border-left: 5px solid var(--azul);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: transform var(--transicao);
}

.mvv-card:hover {
  transform: translateY(-4px);
}

.mvv-card h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--azul-escuro);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.mvv-card p {
  font-size: 0.9rem;
  color: var(--cinza-texto);
  line-height: 1.65;
}

/* ── EMPRESA: foto institucional ───────────── */
.foto-institucional {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  object-position: center 30%;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  margin-top: 32px;
}

/* ── PRODUTOS: catálogo ──────────────────────── */
.catalogo-secao {
  margin-bottom: 40px;
}

.catalogo-secao h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--azul-escuro);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--azul-claro);
}

.grade-produtos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.produto-card {
  background: var(--branco);
  border: 1px solid var(--azul-claro);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--sombra);
  transition: transform var(--transicao), box-shadow var(--transicao);
}

.produto-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(26,111,181,0.2);
}

.produto-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.produto-card:hover img {
  transform: scale(1.04);
}

.produto-info {
  padding: 14px 16px;
}

.produto-info h4 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--azul-escuro);
  margin-bottom: 4px;
}

.produto-info p {
  font-size: 0.82rem;
  color: var(--cinza-texto);
  line-height: 1.55;
}

/* ── PROJETOS: galeria de processo ──────────── */
.galeria-processo {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.galeria-processo img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  transition: transform var(--transicao);
}

.galeria-processo img:hover {
  transform: scale(1.03);
}

/* ── PROJETOS: destaque feira ───────────────── */
.banner-feira {
  background: linear-gradient(135deg, var(--azul-escuro), var(--verde));
  border-radius: var(--radius);
  padding: 28px 32px;
  color: var(--branco);
  margin-bottom: 28px;
}

.banner-feira h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.banner-feira p {
  font-size: 0.93rem;
  opacity: 0.9;
  line-height: 1.65;
}

/* ── PROJETOS: vídeos ───────────────────────── */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.video-wrapper {
  background: var(--preto-soft);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--sombra);
}

.video-wrapper video {
  width: 100%;
  display: block;
}

.video-legenda {
  font-size: 0.82rem;
  color: #aaa;
  padding: 10px 14px;
  font-style: italic;
}

/* ── CONTATO: ícones sociais ────────────────── */
.sociais-grid {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 16px;
  margin-bottom: 28px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--azul-claro);
  border: 1px solid var(--azul);
  border-radius: 50px;
  padding: 10px 20px;
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--azul-escuro);
  transition: all var(--transicao);
}

.social-link:hover {
  background: var(--azul);
  color: var(--branco);
}

.social-link img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

/* ── CONTATO: mapa ──────────────────────────── */
.mapa-wrapper {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--sombra);
  margin-bottom: 32px;
}

.mapa-wrapper iframe {
  width: 100%;
  display: block;
  border: 0;
}

/* ── CONTATO: formulário ────────────────────── */
.form-card {
  background: var(--azul-claro);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--sombra);
}

.form-card h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  color: var(--azul-escuro);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.form-grupo {
  margin-bottom: 16px;
}

.form-grupo label {
  display: block;
  font-weight: 500;
  font-size: 0.88rem;
  color: var(--azul-escuro);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid #c5d8ed;
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--preto-soft);
  background: var(--branco);
  transition: border-color var(--transicao);
}

.form-input:focus {
  outline: none;
  border-color: var(--azul);
}

.form-textarea {
  width: 100%;
  height: 130px;
  resize: vertical;
  max-height: 200px;
  padding: 10px 14px;
  border: 2px solid #c5d8ed;
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--preto-soft);
  background: var(--branco);
  transition: border-color var(--transicao);
}

.form-textarea:focus {
  outline: none;
  border-color: var(--azul);
}

.form-aviso {
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 0.82rem;
  color: #7a5c00;
  margin-bottom: 16px;
}

.botoes-form {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.btn {
  padding: 10px 24px;
  border-radius: 50px;
  border: 2px solid var(--azul);
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transicao);
}

.btn-primario {
  background: var(--azul);
  color: var(--branco);
}

.btn-primario:hover {
  background: var(--azul-escuro);
  border-color: var(--azul-escuro);
}

.btn-secundario {
  background: transparent;
  color: var(--azul);
}

.btn-secundario:hover {
  background: var(--azul);
  color: var(--branco);
}

/* ── FOOTER ─────────────────────────────────── */
footer {
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul) 100%);
  color: rgba(255,255,255,0.85);
  text-align: center;
  padding: 28px 40px;
  font-size: 0.85rem;
  margin-top: 40px;
}

footer strong {
  color: var(--branco);
  font-family: 'Syne', sans-serif;
  letter-spacing: 0.04em;
}

.footer-linha {
  margin-bottom: 8px;
}

/* ── RESPONSIVO ─────────────────────────────── */
@media (max-width: 768px) {
  .conteudo {
    padding: 28px 20px 16px;
  }

  .hero {
    padding: 40px 20px;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .galeria-hero {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .galeria-hero img {
    height: 220px;
  }

  .cards-destaque {
    grid-template-columns: 1fr;
  }

  .mvv-grid {
    grid-template-columns: 1fr;
  }

  .grade-produtos {
    grid-template-columns: repeat(2, 1fr);
  }

  .galeria-processo {
    grid-template-columns: repeat(2, 1fr);
  }

  .videos-grid {
    grid-template-columns: 1fr;
  }

  nav ul {
    flex-direction: column;
    align-items: center;
  }

  nav li a {
    display: block;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .grade-produtos {
    grid-template-columns: 1fr;
  }

  .galeria-processo {
    grid-template-columns: 1fr;
  }

  .titulo-pagina {
    font-size: 1.5rem;
  }
}