/* =========================
   VARIÁVEIS
========================= */
:root {
  --bg-page: #eceef7;
  --bg-content: #ffffff;
  --text: #1f2933;
  --muted: #6b7280;
  --accent: #4b5cc4;
  --accent-soft: #e8ebf7;
  --container-width: 960px;
}

/* =========================
   RESET BÁSICO
========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* =========================
   BASE
========================= */
body {
  font-family: "EB Garamond", serif;
  background: var(--bg-page);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  text-decoration: underline;
}

/* =========================
   LAYOUT
========================= */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

main.container {
  background: var(--bg-content);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* =========================
   HEADER
========================= */
.site-header {
  background: var(--bg-content);
  border-bottom: 1px solid #dde3e3;
  padding: 0.5rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}


.logo {
  display: flex;
  align-items: baseline; /* Este é o segredo para alinhar pela base das letras */
  gap: 10px;
  text-transform: uppercase;
  font-size: 0.8rem;
}


.logo a {
  text-decoration: none;
  color: var(--accent);
  font-weight: 600;
  font-size: 1.3rem; /* Ligeiramente maior para destacar o nome */
  line-height: 1;    /* Garante que não haja espaço extra abaixo da letra */
}

 .tagline {
  font-family: sans-serif; /* ou a mesma Garamond, mas menor */
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  border-left: 1px solid #dde3e3;
  padding-left: 10px;
} */

.tagline {
  font-family: sans-serif;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  border-left: 1px solid #dde3e3;
  padding-left: 12px;
  line-height: 1.1; /* Ajuste fino para alinhar visualmente com a Garamond */
  margin-bottom: 2px; /* Pequeno ajuste manual se a fonte sans parecer "caída" */
}

.main-nav {
  display: flex;
  gap: 1.5rem;
}

.main-nav a {
  font-size: 0.95rem;
  color: var(--muted);
  border-bottom: 1px solid transparent;
}

.main-nav a:hover {
  color: var(--accent);
  text-decoration: none;
  border-bottom-color: var(--accent);
}

/* =========================
   HERO & SEÇÕES
========================= */
.hero {
  padding-bottom: 2rem;
  border-bottom: 1px solid #e5e7eb;
}

.hero h1 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
  color: var(--accent);
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  color: var(--muted);
}

section:not(:first-child) {
  padding-top: 2.5rem;
}

h2 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  color: var(--accent);
}

p {
  margin-bottom: 1.2rem;
}

ul {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

/* =========================
   DESTAQUES
========================= */
.case-study, .invitation {
  background: #f8f9fa;
  padding: 2rem;
  border-left: 4px solid var(--accent);
  border-radius: 4px;
  margin: 2rem 0;
}

/* =========================
   FOOTER
========================= */
.site-footer {
  text-align: center;
  font-size: 0.9rem;
  color: var(--muted);
  padding: 3rem 1.5rem;
  background: transparent;
}

/* =========================
   MOBILE
========================= */
@media (max-width: 600px) {
  .header-inner {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
}

/* =========================
   SEÇÃO AUTORIDADE
========================= */
.publications {
  padding-bottom: 2.5rem;
  border-bottom: 1px solid #e5e7eb;
}

.books-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.book-item {
  background: var(--accent-soft);
  padding: 1.2rem;
  border-radius: 4px;
  border-left: 3px solid var(--accent);
}

.book-item strong {
  display: block;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.book-item span {
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
}

.auth-note {
  font-size: 1.1rem;
  color: var(--accent);
  border-top: 1px solid #e5e7eb;
  padding-top: 1rem;
  margin-top: 1rem;
}

/* @media (max-width: 600px) {
  .books-grid {
    grid-template-columns: 1fr;
  }
} */

/* Ajuste para Mobile */
@media (max-width: 600px) {
  .logo {
    flex-direction: column;
    align-items: center; /* No mobile, centralizar fica melhor que alinhar pela base */
    gap: 5px;
  }
  
  .tagline {
    border-left: none;
    padding-left: 0;
    font-size: 0.6rem;
  }
}