/**
 * Global Styles - LPG Brasil
 * Reset CSS e estilos globais
 */

/* ========== RESET ========== */

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

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

body {
  font-family: var(--font-secondary);
  font-size: var(--font-size-body);
  line-height: var(--line-height-relaxed);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== TIPOGRAFIA GLOBAL ========== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }

p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

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

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

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
}

/* ========== LAYOUT UTILITÁRIOS ========== */

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

.section__header {
  margin-bottom: var(--space-3xl);
}

.section__title {
  margin-bottom: var(--space-md);
}

.section__description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
}

.text-center {
  text-align: center;
}

.text-center .section__description {
  margin-left: auto;
  margin-right: auto;
}

/* ========== UTILITÁRIOS ========== */

.hidden {
  display: none !important;
}

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

/* ========== ACESSIBILIDADE ========== */

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

/* ========== SCROLLBAR ========== */

::-webkit-scrollbar {
  width: 10px;
}

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

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

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

/* ========== ICONIFY ICONS ========== */

iconify-icon {
  color: inherit;
  display: inline-block;
  vertical-align: middle;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 640px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
  
  .section__header {
    margin-bottom: var(--space-2xl);
  }
}