/* Voz do Acionista — acionistabr.click */
:root {
  --primary: #111827;
  --accent: #6B7280;
  --bg: #FAFAFA;
  --text: #0F1419;
  --muted: #9CA3AF;
  --border: #E5E7EB;
  --white: #FFFFFF;
  --space-xs: 12px;
  --space-sm: 24px;
  --space-md: 36px;
  --space-lg: 48px;
  --space-xl: 72px;
  --container: 720px;
  --radius: 0;
  --font-sans: Georgia, "Times New Roman", serif;
  --font-mono: "Courier New", Courier, monospace;
  --header-height: 72px;
  --header-height-shrink: 52px;
  --transition: 0.25s ease;
}

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

html {
  font-size: 18px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--accent);
}

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-xs);
  background: var(--primary);
  color: var(--white);
  padding: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-decoration: none;
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-xs);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  height: var(--header-height);
  transition: height var(--transition), box-shadow var(--transition);
}

.site-header.is-shrunk {
  height: var(--header-height-shrink);
  box-shadow: 0 1px 0 var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  position: relative;
}

.site-logo {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--primary);
  text-decoration: none;
  transition: font-size var(--transition);
}

.site-header.is-shrunk .site-logo {
  font-size: 1.05rem;
}

.menu-toggle {
  display: none;
  position: absolute;
  right: 0;
  background: none;
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  cursor: pointer;
  border-radius: var(--radius);
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  border-color: var(--primary);
  outline: none;
}

.site-nav {
  position: absolute;
  right: 0;
}

.site-nav__list {
  display: flex;
  gap: var(--space-sm);
  list-style: none;
}

.site-nav__link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-decoration: none;
}

.site-nav__link:hover,
.site-nav__link.is-active {
  color: var(--primary);
}

.site-nav__link.is-active {
  text-decoration: underline;
}

/* Main */
main {
  flex: 1;
  padding: var(--space-lg) 0 var(--space-xl);
}

/* Hero */
.hero {
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-md);
}

.hero__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

.hero__title {
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.25;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.hero__lead {
  font-size: 1.1rem;
  color: var(--accent);
  max-width: 58ch;
}

/* Section labels */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: var(--space-sm);
}

/* Numbered article feed */
.article-feed {
  list-style: none;
  counter-reset: feed;
}

.article-feed__item {
  counter-increment: feed;
  border-bottom: 1px solid var(--border);
  padding: var(--space-sm) 0;
}

.article-feed__item:first-child {
  padding-top: 0;
}

.article-feed__link {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: var(--space-sm);
  text-decoration: none;
  color: inherit;
}

.article-feed__link:hover .article-feed__title {
  color: var(--accent);
}

.article-feed__number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  padding-top: 4px;
}

.article-feed__number::before {
  content: counter(feed, decimal-leading-zero);
}

.article-feed__meta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
}

.article-feed__title {
  font-size: 1.15rem;
  font-weight: 400;
  line-height: 1.35;
  color: var(--primary);
  margin-bottom: 8px;
  transition: color var(--transition);
}

.article-feed__excerpt {
  font-size: 0.95rem;
  color: var(--accent);
  line-height: 1.6;
}

/* Article page */
.article-header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border);
}

.article-header__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

.article-header__title {
  font-size: 1.85rem;
  font-weight: 400;
  line-height: 1.25;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.article-header__meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.article-body h2 {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--primary);
  margin: var(--space-md) 0 var(--space-xs);
}

.article-body h3 {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--primary);
  margin: var(--space-sm) 0 var(--space-xs);
}

.article-body p {
  margin-bottom: var(--space-sm);
}

.article-body ul,
.article-body ol {
  margin: 0 0 var(--space-sm) var(--space-sm);
}

.article-body li {
  margin-bottom: 8px;
}

.article-body blockquote {
  border-left: 2px solid var(--primary);
  padding-left: var(--space-sm);
  margin: var(--space-sm) 0;
  color: var(--accent);
  font-style: italic;
}

/* Page content */
.page-content h1 {
  font-size: 1.85rem;
  font-weight: 400;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.page-content h2 {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--primary);
  margin: var(--space-md) 0 var(--space-xs);
}

.page-content p {
  margin-bottom: var(--space-sm);
}

.page-content ul,
.page-content ol {
  margin: 0 0 var(--space-sm) var(--space-sm);
}

.page-content li {
  margin-bottom: 8px;
}

/* Contact */
.contact-block {
  margin-top: var(--space-md);
  padding: var(--space-sm);
  border: 1px solid var(--border);
  background: var(--white);
}

.contact-block__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

/* Articles archive */
.archive-list {
  list-style: none;
}

.archive-list__item {
  border-bottom: 1px solid var(--border);
  padding: var(--space-sm) 0;
}

.archive-list__link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.archive-list__link:hover .archive-list__title {
  color: var(--accent);
}

.archive-list__meta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
}

.archive-list__title {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 6px;
  transition: color var(--transition);
}

.archive-list__excerpt {
  font-size: 0.9rem;
  color: var(--accent);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-md) 0;
  background: var(--white);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.site-footer__brand {
  font-size: 0.95rem;
  color: var(--primary);
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs) var(--space-sm);
  list-style: none;
}

.site-footer__link {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-decoration: none;
}

.site-footer__link:hover {
  color: var(--primary);
  text-decoration: underline;
}

.site-footer__copy {
  font-size: 0.8rem;
  color: var(--muted);
}

.cookie-note {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  line-height: 1.5;
  padding-top: var(--space-xs);
  border-top: 1px solid var(--border);
}

.cookie-note.is-hidden {
  display: none;
}

/* Mobile */
@media (max-width: 640px) {
  html {
    font-size: 16px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: var(--space-sm);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .site-header.is-shrunk .site-nav,
  .site-nav.is-open {
    top: var(--header-height-shrink);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav__list {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .hero__title {
    font-size: 1.6rem;
  }

  .article-feed__link {
    grid-template-columns: 36px 1fr;
    gap: var(--space-xs);
  }
}