```css
/* =========================================================
   A FÉ PRIMITIVA — ESTILOS GERAIS
   ========================================================= */

:root {
  --bg-main: #f5f1e8;
  --bg-paper: #fbf9f4;
  --bg-dark: #29251f;

  --text-main: #332d25;
  --text-soft: #6b6257;

  --gold: #a18145;
  --gold-light: #c3a66b;

  --border: #ded5c5;
  --border-dark: #4a4237;

  --max-width: 1200px;

  font-family: Georgia, "Times New Roman", serif;
  color: var(--text-main);
  background: var(--bg-main);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg-main);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(
      to bottom,
      #f5f1e8 0%,
      #f7f3eb 45%,
      #f5f1e8 100%
    );
  color: var(--text-main);
  line-height: 1.7;
}

img {
  max-width: 100%;
}

a {
  color: #72572b;
}

a:hover {
  color: var(--gold);
}

/* =========================================================
   CABEÇALHO
   ========================================================= */

.site-header {
  position: relative;
  background: var(--bg-paper);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(60, 48, 30, 0.04);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.site-logo img {
  display: block;
  width: 170px;
  height: auto;
  max-height: 60px;
  object-fit: contain;
}

/* =========================================================
   MENU PRINCIPAL
   ========================================================= */

.main-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.main-nav a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.72rem 1.05rem;
  background: var(--bg-paper);
  border: 1px solid var(--border);
  color: var(--text-main);
  text-decoration: none;

  /* MENU REDUZIDO */
  font-size: 1.04rem;

  line-height: 1.25;

  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.main-nav a:hover {
  color: var(--gold);
  background: #fffdf8;
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(60, 48, 30, 0.07);
}

.main-nav a::after {
  display: none;
}

/* =========================================================
   CONTEÚDO PRINCIPAL
   ========================================================= */

.site-main {
  max-width: var(--max-width);
  min-height: 70vh;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.site-main h1,
.site-main h2,
.site-main h3 {
  color: var(--text-main);
  font-weight: 500;
  line-height: 1.25;
}

.site-main h1 {
  margin-top: 0;
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.site-main h2 {
  font-size: 1.8rem;
}

.site-main h3 {
  font-size: 1.3rem;
}

.site-main p {
  max-width: 800px;
}

/* =========================================================
   RODAPÉ
   ========================================================= */

.site-footer {
  background: var(--bg-dark);
  color: #e9e2d5;
  border-top: 1px solid var(--border-dark);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  text-align: center;
}

.footer-brand strong {
  font-size: 1.25rem;
  font-weight: 500;
}

.footer-brand p {
  margin: 0.4rem 0 1.5rem;
  color: #bdb4a6;
  font-size: 0.9rem;
}

.footer-line {
  width: 60px;
  height: 1px;
  margin: 0 auto 1.5rem;
  background: var(--gold);
}

.copyright {
  margin: 0;
  color: #968d80;
  font-size: 0.78rem;
}

/* =========================================================
   BANNER
   ========================================================= */

.hero-banner {
  width: 100%;
  overflow: hidden;
  line-height: 0;
  background: var(--bg-paper);
}

.hero-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 1376px;
  margin: 0 auto;
}

/* =========================================================
   APRESENTAÇÃO
   ========================================================= */

.intro-section {
  padding: 70px 20px;
  background: var(--bg-paper);
  text-align: center;
}

.intro-content {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.intro-content h1 {
  margin: 0 auto 25px;
  text-align: center;
}

.intro-content p {
  max-width: 900px;
  margin: 0 auto 18px;
  text-align: center;
  line-height: 1.8;
}

.intro-lead {
  font-size: 1.2rem;
  font-weight: 500;
}

/* =========================================================
   ESTUDOS
   ========================================================= */

.studies-section {
  padding: 70px 20px;
  background: var(--bg-main);
  border-top: 1px solid var(--border);
}

.section-heading {
  max-width: 850px;
  margin: 0 auto 40px;
  text-align: center;
}

.section-symbol {
  display: block;
  margin-bottom: 10px;
  color: var(--gold);
  font-size: 1.4rem;
}

.section-heading h2 {
  margin-top: 0;
  margin-bottom: 12px;
}

.section-heading p {
  line-height: 1.7;
}

.study-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  max-width: 1100px;
  margin: 0 auto;
}

.study-card {
  display: block;
  padding: 28px 22px;
  background: var(--bg-paper);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-main) !important;
  text-decoration: none;

  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.study-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 8px 25px rgba(60, 48, 30, 0.08);
}

.study-card h3 {
  margin-top: 0;
  margin-bottom: 12px;
}

.study-card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.6;
}

.studies-link {
  text-align: center;
  margin-top: 35px;
}

.studies-link a {
  text-decoration: none;
  font-weight: 600;
}

/* =========================================================
   MÉTODO
   ========================================================= */

.method-section {
  padding: 70px 20px;
  text-align: center;
  background: var(--bg-paper);
  border-top: 1px solid var(--border);
}

.method-content {
  max-width: 750px;
  margin: 0 auto;
}

.method-content h2 {
  margin-top: 0;
  margin-bottom: 15px;
}

.method-content p {
  line-height: 1.7;
  margin: 0 auto 25px;
}

.method-content a {
  text-decoration: none;
  font-weight: 600;
}

/* =========================================================
   PÁGINAS DE ESTUDO
   ========================================================= */

.study-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 0 1rem;
}

.study-page-header {
  max-width: 850px;
  margin: 0 auto;
  padding: 1rem 0 4rem;
  text-align: center;
}

.study-page-kicker {
  margin: 0 0 0.75rem;
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.study-page-header h1 {
  margin: 0 0 1.25rem;
  color: var(--text-main);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 500;
}

.study-page-header > p:last-child {
  max-width: 700px;
  margin: 0 auto;
  color: var(--text-soft);
  font-size: 1.05rem;
  line-height: 1.8;
}

.study-page-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding-bottom: 3rem;
}

.study-page-card {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 90px;
  padding: 1.5rem 1.5rem 1.5rem 4.5rem;
  background: var(--bg-paper);
  border: 1px solid var(--border);
  color: var(--text-main) !important;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(60, 48, 30, 0.025);

  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.study-page-card::before {
  content: "";
  position: absolute;
  left: 1.5rem;
  top: 50%;
  width: 38px;
  height: 38px;
  border: 1px solid var(--gold);
  background: transparent;
  transform: translateY(-50%);
  box-sizing: border-box;
  z-index: 1;
}

.study-page-card h2 {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--text-main);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.35;
}

.study-page-card p {
  position: relative;
  z-index: 2;
  margin: 0.35rem 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  line-height: 1.6;
}

.study-page-card:hover {
  transform: translateY(-3px);
  background: #fffdf8;
  border-color: var(--gold);
  box-shadow: 0 8px 25px rgba(60, 48, 30, 0.08);
}

.study-content {
  max-width: 850px;
  margin: 0 auto;
  padding-bottom: 3rem;
}

.study-content h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.study-content h2:first-child {
  margin-top: 0;
}

.study-content p {
  max-width: 800px;
  margin: 0 0 1.25rem;
  line-height: 1.8;
}

/* =========================================================
   GOOGLE FORMS
   ========================================================= */

.google-form-container {
  width: 100%;
  overflow: hidden;
}

.google-form-container iframe {
  display: block;
  width: 100%;
  min-height: 900px;
  border: 0;
}

/* =========================================================
   RESPONSIVO
   ========================================================= */

@media (max-width: 950px) {

  .header-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .site-logo {
    justify-content: center;
  }

  .main-nav {
    justify-content: center;
  }

}

@media (max-width: 800px) {

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

  .study-page-grid {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 700px) {

  .site-logo img {
    width: 145px;
    max-height: 52px;
  }

  .intro-section,
  .studies-section,
  .method-section {
    padding: 50px 18px;
  }

  .site-main {
    padding: 3rem 1rem;
  }

}

@media (max-width: 600px) {

  .header-inner {
    padding: 1rem;
  }

  .main-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.35rem;
  }

  .main-nav a {
    min-height: 48px;
    text-align: center;

    /* MENU REDUZIDO NO CELULAR */
    font-size: 0.94rem;

    padding: 0.65rem 0.5rem;
  }

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

  .study-page {
    width: 100%;
  }

  .study-page-header {
    padding: 0.5rem 0 3rem;
  }

  .study-page-header h1 {
    font-size: 2.5rem;
  }

  .study-page-card {
    padding: 1.25rem 1.25rem 1.25rem 4.25rem;
  }

  .study-page-card::before {
    left: 1.25rem;
    width: 34px;
    height: 34px;
  }

  .study-page-card h2 {
    font-size: 1.1rem;
  }

}

@media (max-width: 450px) {

  .main-nav a {
    padding: 0.55rem 0.4rem;

    /* MENU REDUZIDO EM TELAS PEQUENAS */
    font-size: 0.86rem;
  }

  .study-page-header h1 {
    font-size: 2.2rem;
  }

  .study-page-card {
    padding-left: 4rem;
  }

  .study-page-card::before {
    left: 1rem;
    width: 32px;
    height: 32px;
  }

}
```