:root {
  --bg: #f6f8fa;
  --card: #fff;
  --accent: #1565c0;
  --text: #222;
}

/* ========== Reset & Base ========== */
* {
  box-sizing: border-box;
}

body {
  font-family: Inter, system-ui, Arial, Helvetica, sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

/* ========== Cabeçalho ========== */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem;
  background: #fff;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
  flex-wrap: wrap;
}

.logo-small {
  width: 48px;
  height: 48px;
}

/* ========== Conteúdo principal ========== */
.container {
  max-width: 980px;
  margin: 1.5rem auto;
  padding: 1rem;
}

/* ========== Sumário ========== */
.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc a {
  display: block;
  padding: 0.7rem 0.9rem;
  margin: 0.4rem 0;
  background: var(--card);
  border-radius: 8px;
  text-decoration: none;
  color: var(--accent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: background 0.2s;
}

.toc a:hover {
  background: #eaf2fc;
}

/* ========== Botões ========== */
.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn:hover {
  background: #0d47a1;
}

.btn:active {
  transform: scale(0.97);
}

/* ========== Formulário de Certificado ========== */
.form-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.form-inline input {
  flex: 1 1 240px;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  border: 1px solid #ddd;
}

/* ========== Modal de boas-vindas ========== */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  visibility: hidden;
  opacity: 0;
  transition: all 0.22s;
  z-index: 10;
}

.modal.show {
  visibility: visible;
  opacity: 1;
}

.modal-content {
  background: var(--card);
  padding: 1.4rem;
  border-radius: 10px;
  text-align: center;
  max-width: 420px;
  width: 90%;
}

.logo-large {
  width: 120px;
  margin-bottom: 0.6rem;
}

/* ========== Versículo clicável ========== */
.verse {
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
}

/* ========== Responsividade ========== */
@media (max-width: 768px) {
  .container {
    padding: 0.8rem;
  }

  .toc a {
    font-size: 0.95rem;
    padding: 0.6rem 0.8rem;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header h2 {
    font-size: 1.2rem;
  }

  .form-inline {
    flex-direction: column;
    align-items: stretch;
  }

  .form-inline input,
  .form-inline .btn {
    width: 100%;
  }

  .logo-large {
    width: 90px;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 0.95rem;
  }

  .toc a {
    font-size: 0.9rem;
  }

  .btn {
    padding: 0.5rem 0.8rem;
  }

  .modal-content {
    padding: 1rem;
  }
}

/* ====== Estilo adicional para a página "Quem é Deus" ====== */

/* Título principal */
h1 {
  text-align: center;
  color: var(--accent);
  font-size: 2rem;
  margin: 2rem 0 1.5rem 0;
}

/* Títulos das seções */
h2 {
  color: var(--accent);
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-left: 0.5rem;
  border-left: 4px solid var(--accent);
}

/* Seções */
section {
  background: var(--card);
  padding: 1.5rem 1rem;
  margin: 1rem 0;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  line-height: 1.6;
}

/* Listas */
ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

ul li {
  margin-bottom: 0.5rem;
}

/* Explicações, Reflexão e Atividades */
p {
  margin-bottom: 0.8rem;
}

p strong {
  color: var(--accent);
}

/* Versículos clicáveis (com efeito hover) */
.verse {
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
  transition: color 0.2s;
}

.verse:hover {
  color: #0d47a1;
}

/* Responsividade adicional */
@media (max-width: 768px) {
  h1 {
    font-size: 1.7rem;
  }
  h2 {
    font-size: 1.3rem;
  }
  section {
    padding: 1rem 0.8rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  section {
    padding: 0.8rem 0.6rem;
  }
}