/* Critical CSS - Carregado inline no head para melhor performance */

:root {
  --n10-max-width: 1400px;
  --n10-spacing-md: 1rem;
  --n10-spacing-lg: 1.5rem;
  --n10-radius-lg: 12px;
  --n10-bg-primary: #0f0f12;
  --n10-bg-secondary: #1a1a1f;
  --n10-surface-primary: #1a1a1f;
  --n10-text-primary: #f5f5f7;
  --n10-text-secondary: #d1d1d6;
  --n10-border: #303038;
  --n10-primary: #0ea5e9;
  color-scheme: dark light;
}

@media (prefers-color-scheme: light) {
  :root {
    --n10-bg-primary: #ffffff;
    --n10-bg-secondary: #f9fafb;
    --n10-surface-primary: #ffffff;
    --n10-text-primary: #111827;
    --n10-text-secondary: #374151;
    --n10-border: #e5e7eb;
  }
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--n10-bg-primary);
  color: var(--n10-text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

.wrap {
  max-width: var(--n10-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--n10-spacing-md);
  padding-right: var(--n10-spacing-md);
}

.site-header {
  background-color: var(--n10-surface-primary);
  border-bottom: 1px solid var(--n10-border);
  position: sticky;
  top: 0;
  z-index: 1020;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--n10-spacing-lg);
  padding: var(--n10-spacing-md) 0;
}

.site-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--n10-text-primary);
  text-decoration: none;
}

img,
svg,
video,
canvas,
iframe {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: var(--n10-spacing-md);
  color: var(--n10-text-primary);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

a {
  color: var(--n10-primary);
  text-decoration: none;
}

.card {
  background-color: var(--n10-surface-primary);
  border: 1px solid var(--n10-border);
  border-radius: var(--n10-radius-lg);
  overflow: hidden;
}

.card-image {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--n10-bg-secondary) 0%, var(--n10-bg-secondary) 100%);
}

.card-body {
  padding: var(--n10-spacing-lg);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--n10-spacing-md);
}

.grid {
  display: grid;
  gap: var(--n10-spacing-md);
}

.grid-auto {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

@media (max-width: 768px) {
  h1 {
    font-size: 1.875rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .header-inner {
    padding: var(--n10-spacing-md) 0;
  }
}