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

:root {
  /* Paleta de cores - Tons vibrantes inspirados no Rock in Rio */
  --color-primary: #FF4757;
  --color-primary-dark: #E63946;
  --color-secondary: #FF6B81;
  --color-accent: #FFA502;
  --color-accent-light: #FFB733;
  
  --color-bg-main: #FFFFFF;
  --color-bg-alt: #F8F9FA;
  --color-bg-dark: #1A1A1A;
  
  --color-text-primary: #2D3436;
  --color-text-secondary: #636E72;
  --color-text-light: #FFFFFF;
  --color-text-muted: #B2BEC3;
  
  --color-border: #DFE6E9;
  
  /* Tipografia */
  --font-family: system-ui, -apple-system, 'Roboto', 'Inter', 'Arial', sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;
  
  /* Espaçamentos */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 6rem;
  
  /* Bordas */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  
  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
  
  /* Transições */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-main);
  overflow-x: hidden;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

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

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

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

/* Responsividade */
@media (max-width: 768px) {
  :root {
    --font-size-base: 14px;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  h3 {
    font-size: 1.35rem;
  }
  
  section {
    padding: var(--spacing-lg) 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
}