/* ============================================
   CIVIC CMS BRASIL — Base Styles
   ============================================ */

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

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-normal);
  color: var(--text-body);
  background-color: var(--bg-white);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---- Tipografia ---- */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

h1 {
  font-size: var(--text-5xl);
  font-weight: var(--font-extrabold);
  line-height: 1.1;
}

h2 {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
}

h3 {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
}

h4 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
}

h5 {
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
}

h6 {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
}

p {
  margin-bottom: var(--space-4);
}

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

a:hover {
  color: var(--text-link-hover);
  text-decoration: underline;
}

strong, b {
  font-weight: var(--font-semibold);
}

small {
  font-size: var(--text-sm);
}

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

img {
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

ul, ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  width: 100%;
}

/* ---- Utilitários de texto ---- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.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;
}

.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  padding: inherit;
  margin: inherit;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* ---- Skip Link ---- */
.skip-link {
  position: fixed;
  top: -100%;
  left: var(--space-4);
  z-index: var(--z-skip-link);
  padding: var(--space-3) var(--space-6);
  background: var(--bg-primary);
  color: var(--text-on-primary);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
  outline: 3px solid var(--border-focus);
  outline-offset: 2px;
  text-decoration: none;
  color: var(--text-on-primary);
}

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--max-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container--narrow {
  max-width: var(--max-content-narrow);
}

.container--wide {
  max-width: var(--max-content-wide);
}

/* ---- Seções ---- */
.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section--sm {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

.section--lg {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
}

.section--bg-light {
  background-color: var(--bg-light);
}

.section--bg-muted {
  background-color: var(--bg-muted);
}

.section--bg-dark {
  background-color: var(--bg-dark);
  color: var(--text-on-dark);
}

.section--bg-primary {
  background-color: var(--bg-primary);
  color: var(--text-on-primary);
}

.section--bg-primary-dark {
  background-color: var(--bg-primary-dark);
  color: var(--text-on-primary);
}

/* ---- Section Header ---- */
.section-header {
  text-align: center;
  max-width: 768px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-12);
}

.section-header__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--civic-primary-50);
  color: var(--civic-primary-700);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section--bg-dark .section-header__badge,
.section--bg-primary .section-header__badge,
.section--bg-primary-dark .section-header__badge {
  background: rgba(255, 255, 255, 0.15);
  color: var(--text-on-primary);
}

.section-header__title {
  margin-bottom: var(--space-4);
}

.section--bg-dark .section-header__title,
.section--bg-primary .section-header__title,
.section--bg-primary-dark .section-header__title {
  color: #fff;
}

.section-header__description {
  font-size: var(--text-lg);
  color: #fff;
  line-height: var(--leading-relaxed);
}

.section--bg-dark .section-header__description,
.section--bg-primary .section-header__description,
.section--bg-primary-dark .section-header__description {
  color: rgba(255, 255, 255, 0.85);
}

/* ---- Foco visível ---- */
:focus-visible {
  outline: 3px solid var(--border-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ---- Seleção ---- */
::selection {
  background: var(--civic-primary-200);
  color: var(--civic-primary-900);
}

/* ---- Print ---- */
@media print {
  .no-print,
  header,
  footer,
  .skip-link {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }
}