/* Design tokens (cores, tipografia, espaçamento) */

:root {
  --bg: #07141c;
  --bg-2: #0a1b25;
  --ink: #0a1b25;
  --ink-2: #0f2a38;
  --paper: #f6f6f4;
  --paper-2: #fbfbfa;
  --surface: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.88);
  --text-dim: rgba(255, 255, 255, 0.68);
  --text-faint: rgba(255, 255, 255, 0.5);

  --gold: #cbb38a;
  --gold-2: #d7c7aa;
  --gold-ink: #1b1610;
  --gold-soft: rgba(203, 179, 138, 0.22);

  --font-sans: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-serif: Cinzel, Georgia, "Times New Roman", serif;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;

  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.35);
  --shadow-card: 0 22px 70px rgba(0, 0, 0, 0.28);

  /* Largura útil do conteúdo; com .container (100% - 40px) ficam ~20px de cada lado na viewport */
  --container: 1080px;

  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 28px;
  --space-6: 40px;
  --space-7: 56px;
  --space-8: 80px;

  --ease-out: cubic-bezier(0.2, 0.9, 0.2, 1);
  --ease-snap: cubic-bezier(0.2, 1, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: radial-gradient(1200px 600px at 50% 15%, rgba(255, 255, 255, 0.06), transparent 55%),
    radial-gradient(900px 420px at 70% 75%, rgba(203, 179, 138, 0.08), transparent 52%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  min-height: 100vh;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* Largura útil = --container (1080px) + 20px de padding de cada lado */
.container {
  width: 100%;
  max-width: calc(var(--container) + 40px);
  margin-inline: auto;
  padding-inline: 20px;
  box-sizing: border-box;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 14px;
  top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(8, 20, 28, 0.9);
  transform: translateY(-160%);
  transition: transform 180ms ease;
  z-index: 999;
}
.skip-link:focus {
  transform: translateY(0);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 500;
  letter-spacing: 0.2px;
  line-height: 1;
  transition: transform 180ms var(--ease-out), background 180ms var(--ease-out), border-color 180ms var(--ease-out),
    color 180ms var(--ease-out), box-shadow 180ms var(--ease-out), filter 180ms var(--ease-out);
  user-select: none;
  white-space: nowrap;
}
.btn:active {
  transform: translateY(1px);
}
.btn-sm {
  padding: 10px 14px;
  font-size: 0.92rem;
}
.btn-primary {
  background: linear-gradient(180deg, var(--gold-2), var(--gold));
  color: var(--gold-ink);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 40px rgba(203, 179, 138, 0.12);
}
.btn-primary:hover {
  filter: brightness(1.03);
  box-shadow: 0 18px 46px rgba(203, 179, 138, 0.16);
}
.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.28);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(203, 179, 138, 0.18);
}