/**
 * CSS Reset - Normalização de estilos
 */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  /* Fallback sólido para evitar flash de cor azul */
  background-color: #020617;
  background: 
    radial-gradient(1100px 520px at 18% -12%, rgba(19, 15, 38, 0.4), transparent 60%),
    radial-gradient(1000px 560px at 82% 112%, rgba(5, 8, 20, 0.6), transparent 62%),
    linear-gradient(180deg, #020617, #050814);
  min-height: 100vh;
  overflow-x: hidden;
  /* Garantir que o body não tenha elementos vazando */
  position: relative;
}

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

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

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

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

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

a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Listas */
ul, ol {
  list-style: none;
}

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

/* Botões */
button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

/* Inputs */
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Utilidades */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--color-bg-card);
  border-radius: var(--border-radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-bg-card-hover);
}