@import url('https://fonts.googleapis.com/css2?family=Inria+Serif:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700&family=Roboto+Flex:opsz,wght@8..144,100..1000&display=swap');

:root {
  /* Cores Institucionais */
  --bg-primary: #f1ebe0;      /* Areia Suave */
  --bg-secondary: #ffffff;    /* Branco puro para cards */
  --color-primary: #68072d;   /* Bordô */
  --color-text: #333333;      /* Texto de corpo */
  --color-text-light: #555555; /* Texto secundário */
  
  /* Gradientes sutis */
  --gradient-bordo: linear-gradient(135deg, #68072d 0%, #4a031f 100%);
  --gradient-sand: linear-gradient(135deg, #f1ebe0 0%, #e8ddcc 100%);

  /* Tipografia */
  --font-serif: 'Inria Serif', serif;
  --font-sans: 'Roboto Flex', sans-serif;
  
  /* Tamanhos / Espaçamentos base para cálculos modulares */
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 8rem;

  /* Estilos Úteis */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 32px;
  
  --shadow-sm: 0 4px 6px rgba(104, 7, 45, 0.05);
  --shadow-md: 0 8px 15px rgba(104, 7, 45, 0.08);
  --shadow-lg: 0 16px 30px rgba(104, 7, 45, 0.12);
  
  /* Transições suaves */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Reset Base Premium */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Tipografia Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

h1 { font-size: 3rem; font-weight: 700; }
h2 { font-size: 2.25rem; font-weight: 700; }
h3 { font-size: 1.75rem; font-weight: 400; }

p {
  margin-bottom: var(--spacing-md);
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

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

/* Utilitários Visuais */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1.1rem;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-primary {
  background: var(--gradient-bordo);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

section {
  padding: var(--spacing-xxl) 0;
}