/* Importando a fonte Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

/* ===========================
   VARIÁVEIS E RESET
   =========================== */
:root {
  --primary-color: #003366;       /* Azul marinho escuro */
  --secondary-color: #f4f4f4;     /* Cinza claro */
  --text-color: #333;
  --button-color: #0056b3;        /* Azul para botões */
  --hover-color: #004085;
  --card-bg-color: #fff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Roboto', sans-serif;
  background-color: var(--secondary-color);
  color: var(--text-color);
  line-height: 1.6;
}

/* ===========================
   TOPO / HEADER / NAV
   =========================== */
.header {
  background-color: var(--primary-color);
  color: #fff;
  padding: 2rem 1rem;
  text-align: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

/* Barra superior (grid): esq / centro / dir */
.header-bar {
  max-width: 1200px;
  margin: 0 auto 1rem;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
}

/* Centro sempre centralizado */
.header-center { text-align: center; }
.header-title { font-size: 2.5rem; margin: 0; font-weight: 700; line-height: 1.1; }
.header-subtitle { font-size: 1.2rem; opacity: 0.8; margin-top: .25rem; }

/* Espaçador esquerdo (balanceia o centro) */
.header-spacer { min-width: 44px; height: 44px; }

/* Navegação (desktop) */
.main-nav {
  max-width: 1200px;
  margin: 0 auto 1rem;
  padding: 0 1rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.nav-button {
  font-size: 1.2rem;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  transition: color 0.3s ease, background-color 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 5px;
}
.nav-button:hover,
.nav-button.active {
  color: var(--secondary-color);
  background-color: var(--hover-color);
}

/* Hambúrguer (oculto no desktop) */
.hamburger {
  justify-self: end;
  display: none;
  width: 44px; height: 44px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
}
.hamburger:hover { background: rgba(255,255,255,0.08); }
.hamburger:focus-visible { outline: 3px solid rgba(255,255,255,.35); outline-offset: 2px; }
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: #fff;
  border-radius: 999px;
  transition: transform .25s ease, opacity .25s ease;
  margin: 4px auto;
}
.hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===========================
   BUSCA / FILTROS
   =========================== */
.search-and-filter-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 0;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}
.search-box { display: flex; gap: 0.5rem; }
#searchInput {
  padding: 0.75rem; border: 1px solid #ccc; border-radius: 5px;
  font-size: 1rem; width: 250px; background: #fff; color: var(--text-color);
}
#searchButton {
  padding: 0.75rem 1.5rem; background-color: var(--button-color); color: #fff;
  border: none; border-radius: 5px; cursor: pointer; font-weight: 700;
  transition: background-color 0.3s ease;
}
#searchButton:hover { background-color: var(--hover-color); }

.filter-options {
  display: flex; align-items: center; gap: 0.5rem; color: #fff;
}
#filterSelect {
  padding: 0.75rem; border: 1px solid #ccc; border-radius: 5px;
  font-size: 1rem; background-color: #fff; color: var(--text-color); cursor: pointer;
}

/* ===========================
   CONTEÚDO / CARDS
   =========================== */
.main-content { padding: 2rem; max-width: 1200px; margin: 0 auto; }
.section-title-container { text-align: center; padding: 2rem 1rem 0; }
.section-title {
  font-size: 2rem; color: var(--primary-color);
  border-bottom: 2px solid var(--button-color);
  display: inline-block; padding-bottom: 0.5rem;
}

.cards-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem; justify-items: center;
}
.card {
  background-color: var(--card-bg-color);
  border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex; flex-direction: column; width: 100%;
}
.card:hover { transform: translateY(-5px); box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15); }

.card-image { width: 100%; height: 300px; object-fit: contain; background-color: #f0f0f0; }

.card-content { padding: 1.5rem; display: flex; flex-direction: column; flex-grow: 1; }
.card-title { font-size: 1.5rem; margin-bottom: 0.5rem; font-weight: 700; color: var(--primary-color); }

/* Avaliação */
.card-rating {
  display: flex; align-items: center; gap: 0.5rem;
  margin: 0.25rem 0 0.75rem; min-height: 1.25rem;
}
.stars {
  position: relative; display: inline-block;
  font-family: 'Segoe UI Symbol','Apple Color Emoji','Noto Color Emoji','Roboto',sans-serif;
  font-size: 1.2rem; line-height: 1; letter-spacing: 1px;
}
.stars::before { content: '☆☆☆☆☆'; color: #a9a9a9; }
.stars::after {
  content: '★★★★★'; position: absolute; left: 0; top: 0;
  width: var(--rating-pct, 0%); overflow: hidden; color: #f5b301; white-space: nowrap;
}
.rating-count { font-size: 0.95rem; color: #666; }

.card-description { font-size: 1rem; color: #666; margin-bottom: 1rem; flex-grow: 1; }
.card-button {
  display: inline-block; width: 100%; padding: 0.75rem 1.5rem;
  background-color: var(--button-color); color: #fff; text-decoration: none;
  text-align: center; border-radius: 5px; font-weight: 700;
  transition: background-color 0.3s ease; border: none; cursor: pointer;
}
.card-button:hover { background-color: var(--hover-color); }
.no-results { text-align: center; color: #666; font-size: 1.05rem; padding: 2rem 0; }

/* ===========================
   PÁGINA SOBRE
   =========================== */
.about-container {
  max-width: 800px; margin: 2rem auto; padding: 2rem;
  background-color: var(--card-bg-color); border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); text-align: center;
}
.about-title {
  font-size: 2rem; color: var(--primary-color); margin-bottom: 1rem;
  border-bottom: 2px solid var(--button-color); padding-bottom: 0.5rem; display: inline-block;
}
.about-text { font-size: 1.1rem; line-height: 1.8; color: #555; margin-bottom: 1.5rem; text-align: justify; }

/* ===========================
   LEITOR DE PDF
   =========================== */
.pdf-title-container { max-width: 900px; margin: 1rem auto 0.5rem; padding: 0 1rem; }
.pdf-title {
  font-size: 1.75rem; font-weight: 700; color: var(--primary-color);
  text-align: center; line-height: 1.3; margin: 0 auto; position: relative;
}
.pdf-title::after {
  content: ""; display: block; width: 88px; height: 4px; background: var(--button-color);
  border-radius: 999px; margin: 0.6rem auto 0;
}
.pdf-container { padding: 1rem 2rem 2rem; max-width: 900px; margin: 0 auto; }
#pdf-viewer {
  width: 100%; height: 80vh; border: 1px solid #ccc; border-radius: 8px; background: #fff;
}

/* ===========================
   FORMULÁRIO: PEDIR CONTEÚDO
   =========================== */
.form-container {
  max-width: 720px; margin: 2rem auto; padding: 2rem;
  background: var(--card-bg-color); border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,.1);
}
.form-title { font-size: 1.75rem; color: var(--primary-color); margin-bottom: 1rem; text-align: center; }
.request-form { display: grid; gap: 1rem; }
.form-group { display: grid; gap: 0.5rem; }
.form-group label { font-weight: 700; }

/* Inputs/textarea consistentes no mobile */
.request-form input,
.request-form textarea,
.form-group input,
.form-group textarea {
  -webkit-appearance: none; appearance: none; width: 100%;
  padding: 0.75rem 0.9rem; border: 1px solid #ccc; border-radius: 6px;
  font-size: 1rem; background: #fff; color: var(--text-color); box-sizing: border-box;
}
.request-form input:focus,
.request-form textarea:focus,
.form-group input:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--button-color); box-shadow: 0 0 0 3px rgba(0,86,179,0.15);
}
.request-form ::placeholder { color: #9aa0a6; opacity: 1; }

/* Feedback do formulário */
.form-alert {
  margin-top: 1rem; padding: 0.75rem 1rem; border-radius: 6px; font-weight: 700;
  border: 1px solid transparent; text-align: center; display: none;
}
.form-alert.success { display: block; background: #e8f5e9; color: #1b5e20; border-color: #c8e6c9; }
.form-alert.error { display: block; background: #ffebee; color: #b71c1c; border-color: #ffcdd2; }

/* ===========================
   MEDIA QUERIES
   =========================== */
@media (max-width: 768px) {
  .hamburger { display: inline-flex; }
  .header-subtitle { display: none; } /* respiro no topo */

  /* Nav vira dropdown suave */
  .main-nav {
    width: calc(100% - 2rem);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    box-shadow: 0 10px 28px rgba(0,0,0,.15);
    overflow: hidden;
    max-height: 0;
    padding: 0 0;
    transition: max-height .35s ease, padding .25s ease;
    display: block;
  }
  .main-nav.open { max-height: 260px; padding: 6px 8px; }

  .main-nav .nav-button {
    display: block; width: 100%; text-align: left;
    padding: 0.9rem 0.85rem; border-radius: 8px; font-size: 1.05rem;
  }
  .main-nav .nav-button:hover, .main-nav .nav-button.active {
    background: rgba(255,255,255,0.12);
  }

  .header { padding: 1.5rem 1rem; }
  .header-title { font-size: 2rem; }
  .main-nav { margin: 0 auto 1rem; padding: 0 1rem; }

  .search-and-filter-container { flex-direction: column; gap: 1rem; padding: 1rem; }
  .search-box { width: 100%; }
  #searchInput { width: 100%; }
  .filter-options { width: 100%; flex-direction: column; }

  .cards-container { grid-template-columns: 1fr; gap: 1.5rem; }
  .card { max-width: 90%; margin: 0 auto; }
  .section-title { font-size: 1.5rem; padding-bottom: 0.25rem; }

  .pdf-container { padding: 0.5rem 1rem 1.25rem; }
  #pdf-viewer { height: 60vh; }

  /* Estrelas um pouco maiores no mobile */
  .stars { font-size: 1.25rem; letter-spacing: 1px; }
}

/* Acessibilidade: reduz animações */
@media (prefers-reduced-motion: reduce) {
  .main-nav, .hamburger span { transition: none !important; }
}

/* ====== FIX DO HEADER NO MOBILE: hambúrguer absoluto e centro perfeito ====== */
@media (max-width: 768px) {
  /* A barra vira flex e centraliza o centro */
  .header-bar {
    position: relative;
    display: flex !important;
    align-items: center;
    justify-content: center;   /* centraliza o bloco do título */
    gap: 0;
    margin: 0 auto 1rem;
    padding: 0 1rem;
  }

  /* Evita que o título encoste no hambúrguer (reserva espaço dos dois lados) */
  .header-center {
    padding: 0 56px; /* 56px ≈ botão 44px + respiro */
    text-align: center;
  }

  /* Espaçador não é mais necessário no mobile */
  .header-spacer { display: none !important; }

  /* Botão hambúrguer absoluto no canto direito (não quebra mais linha) */
  .hamburger {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255,255,255,.35);
    border-radius: 10px;
    background: transparent;
    z-index: 2;
  }

  /* Barrinhas sempre nítidas e alinhadas (3 linhas garantidas) */
  .hamburger span {
    display: block !important;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 999px;
    margin: 4px 0;          /* espaçamento vertical consistente */
    transition: transform .25s ease, opacity .25s ease;
  }

  /* Animação para “X” */
  .hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  /* Dropdown suave (mantém o seu estilo) */
  .main-nav {
    width: calc(100% - 2rem);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    box-shadow: 0 10px 28px rgba(0,0,0,.15);
    overflow: hidden;
    max-height: 0;
    padding: 0 0;
    transition: max-height .35s ease, padding .25s ease;
    display: block;
    margin: 0 auto 1rem;
  }
  .main-nav.open { max-height: 260px; padding: 6px 8px; }

  .main-nav .nav-button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0.9rem 0.85rem;
    border-radius: 8px;
    font-size: 1.05rem;
  }
  .main-nav .nav-button:hover,
  .main-nav .nav-button.active { background: rgba(255,255,255,0.12); }

  /* Subtítulo some no mobile pra dar respiro e evitar quebra visual */
  .header-subtitle { display: none !important; }
}

/* Segurança: se houver alguma regra antiga de espaçamento entre spans, neutraliza aqui */
.hamburger span + span { margin-top: 0 !important; }

/* ===== FIX DEFINITIVO DO HAMBÚRGUER NO MOBILE ===== */
@media (max-width: 768px) {
  /* garante que o botão posicione relativo ao topo */
  .header-bar { position: relative; }

  /* botão no canto direito, sem borda e sem quebrar linha */
  .hamburger {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border: none;                 /* remove o quadradinho */
    background: transparent;
    padding: 0;
    line-height: 0;
    -webkit-tap-highlight-color: transparent;
    z-index: 2;
  }

  /* zera qualquer margem antiga */
  .hamburger span { margin: 0 !important; }

  /* 3 linhas absolutas (não dependem de margin) */
  .hamburger span {
    position: absolute;
    left: 50%;
    width: 22px;                 /* ajuste fino do tamanho */
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transform: translateX(-50%);
    transition: transform .25s ease, opacity .25s ease, top .25s ease;
  }
  .hamburger span:nth-child(1) { top: 14px; }
  .hamburger span:nth-child(2) { top: 21px; }
  .hamburger span:nth-child(3) { top: 28px; }

  /* animação para "X" */
  .hamburger.active span:nth-child(1) {
    top: 21px; transform: translateX(-50%) rotate(45deg);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    top: 21px; transform: translateX(-50%) rotate(-45deg);
  }

  /* dropdown mantém seu visual */
  .main-nav {
    width: calc(100% - 2rem);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    box-shadow: 0 10px 28px rgba(0,0,0,.15);
    overflow: hidden;
    max-height: 0;
    padding: 0 0;
    transition: max-height .35s ease, padding .25s ease;
    display: block;
    margin: 0 auto 1rem;
  }
  .main-nav.open { max-height: 260px; padding: 6px 8px; }

  .main-nav .nav-button {
    display: block; width: 100%; text-align: left;
    padding: 0.9rem 0.85rem; border-radius: 8px; font-size: 1.05rem;
  }
  .main-nav .nav-button:hover,
  .main-nav .nav-button.active { background: rgba(255,255,255,0.12); }

  /* subtítulo some para dar respiro */
  .header-subtitle { display: none !important; }
}

/* por segurança: apaga qualquer regra antiga que botava espaçamento diferente */
.hamburger span + span { margin-top: 0 !important; }

/* ===== Busca/filtro dentro do dropdown (mobile) ===== */
@media (max-width: 768px) {
  /* aumenta a capacidade do dropdown para comportar a busca */
  .main-nav.open {
    max-height: 80vh;   /* antes era ~260px */
    overflow: auto;
    padding: 8px 10px;
  }

  /* estiliza a busca quando estiver DENTRO do dropdown */
  .main-nav .search-and-filter-container {
    display: grid;
    gap: 10px;
    padding: 10px;
    margin-top: 6px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 10px;
  }

  .main-nav .search-box { width: 100%; display: grid; grid-template-columns: 1fr auto; gap: 8px; }
  .main-nav #searchInput { width: 100%; }
  .main-nav #searchButton { width: 100%; }

  .main-nav .filter-options {
    width: 100%;
    display: grid;
    gap: 6px;
    color: #fff; /* mantém o contraste no header azul */
  }
  .main-nav #filterSelect { width: 100%; }
}

/* (opcional) no desktop, mantém seu layout antigo sem mudanças */