/* Fígado em Foco — hepato.digital | data-light-newsroom, bold-contrast */
:root {
  --ink: #0a0a0a;
  --ink-muted: #4a4a4a;
  --ink-light: #737373;
  --bg: #fafafa;
  --bg-card: #ffffff;
  --border: #e0e0e0;
  --border-strong: #0a0a0a;
  --accent: #b91c1c;
  --accent-hover: #991b1b;
  --accent-teal: #0f766e;
  --white: #ffffff;
  --container: 960px;
  --radius: 6px;
  --gap-xs: 0.5rem;
  --gap-sm: 1rem;
  --gap-md: 1.5rem;
  --gap-lg: 2rem;
  --font-sans: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.2s ease;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

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

/* Header — logo-left-nav-right */
.site-header {
  background: var(--bg-card);
  border-bottom: 2px solid var(--border-strong);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--gap-sm) 0;
  gap: var(--gap-sm);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--ink);
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.logo svg { width: 34px; height: 34px; flex-shrink: 0; }
.logo:hover { color: var(--accent); }

.main-nav { display: flex; align-items: center; gap: 0.15rem; }

.main-nav a {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
  transition: color var(--transition), background var(--transition);
  border-radius: var(--radius);
}

.main-nav a:hover { color: var(--ink); background: var(--bg); }
.main-nav a.active { color: var(--white); background: var(--ink); }

.menu-toggle {
  display: none;
  background: none;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  padding: 0.4rem 0.65rem;
  cursor: pointer;
  color: var(--ink);
  font-size: 0.8125rem;
  font-weight: 600;
}

/* Vertical mobile drawer */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.45);
  z-index: 150;
  opacity: 0;
  transition: opacity var(--transition);
}

.nav-overlay.open { display: block; opacity: 1; }

/* Hero — text-only-lead */
.hero-lead {
  padding: var(--gap-lg) 0 var(--gap-md);
  border-bottom: 1px solid var(--border);
}

.hero-lead .tag { margin-bottom: var(--gap-xs); }

.hero-lead h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.03em;
  margin-bottom: var(--gap-sm);
  max-width: 720px;
}

.hero-deck {
  font-size: 1.0625rem;
  color: var(--ink-muted);
  line-height: 1.6;
  max-width: 680px;
  margin-bottom: var(--gap-sm);
}

.hero-byline {
  font-size: 0.8125rem;
  color: var(--ink-light);
}

.hero-byline strong { color: var(--ink); font-weight: 700; }

/* Tags — uppercase-small */
.tag {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

/* Buttons — subtle-ghost */
.btn {
  display: inline-block;
  padding: 0.5rem 1.1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

/* Cards — editorial-lines */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}

.card:hover { border-color: var(--ink); }

.card-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #f0f0f0;
  border-bottom: 1px solid var(--border);
}

.card-media img, .card-media svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body { padding: var(--gap-sm) var(--gap-md); }

.card-body h2, .card-body h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
  margin: 0.35rem 0;
  letter-spacing: -0.01em;
}

.card-body h2 a, .card-body h3 a { color: inherit; }
.card-body h2 a:hover, .card-body h3 a:hover { color: var(--accent); }

.card-excerpt {
  font-size: 0.875rem;
  color: var(--ink-muted);
  margin: 0.35rem 0;
  line-height: 1.6;
}

.card-byline {
  font-size: 0.75rem;
  color: var(--ink-light);
}

.card-byline strong { color: var(--ink); font-weight: 600; }

/* Homepage — lead-story-plus-list */
.home-main { padding: var(--gap-md) 0 var(--gap-lg); }

.lead-section {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--gap-md);
  margin-bottom: var(--gap-lg);
  padding-bottom: var(--gap-lg);
  border-bottom: 2px solid var(--border-strong);
}

.lead-story .card-body h2 { font-size: 1.375rem; }

.sidebar-rail { display: flex; flex-direction: column; gap: var(--gap-sm); }

.sidebar-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-sm) var(--gap-md);
}

.sidebar-block h3 {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: var(--gap-sm);
  padding-bottom: var(--gap-xs);
  border-bottom: 1px solid var(--border);
}

.sidebar-list { list-style: none; }

.sidebar-list li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.8125rem;
}

.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a { color: var(--ink); font-weight: 500; }
.sidebar-list a:hover { color: var(--accent); }

/* Numbered list feed — 7 items */
.feed-section h2 {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: var(--gap-md);
}

.numbered-feed {
  list-style: none;
  counter-reset: feed-counter;
}

.numbered-feed li {
  counter-increment: feed-counter;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: var(--gap-sm);
  align-items: start;
  padding: var(--gap-sm) 0;
  border-bottom: 1px solid var(--border);
}

.numbered-feed li::before {
  content: counter(feed-counter, decimal-leading-zero);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--border);
  line-height: 1;
  padding-top: 0.15rem;
}

.numbered-feed h3 {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.25rem;
}

.numbered-feed h3 a { color: var(--ink); }
.numbered-feed h3 a:hover { color: var(--accent); }

.numbered-feed .feed-meta {
  font-size: 0.75rem;
  color: var(--ink-light);
}

.numbered-feed .feed-meta .tag { margin-right: 0.35rem; }

/* Article — split-content-rail */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: var(--gap-lg);
  padding: var(--gap-md) 0 var(--gap-lg);
}

.article-main { min-width: 0; }

.article-rail {
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
}

.article-header { margin-bottom: var(--gap-md); }

.article-header h1 {
  font-size: clamp(1.625rem, 3.5vw, 2rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.03em;
  margin: 0.5rem 0;
}

.article-deck {
  font-size: 1.0625rem;
  color: var(--ink-muted);
  line-height: 1.55;
  margin-bottom: var(--gap-sm);
}

.article-meta {
  font-size: 0.8125rem;
  color: var(--ink-light);
  padding-bottom: var(--gap-sm);
  border-bottom: 1px solid var(--border);
}

.article-meta strong { color: var(--ink); }

.article-hero {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--radius);
  margin-bottom: var(--gap-md);
  border: 1px solid var(--border);
}

.article-hero img, .article-hero svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-body h2 {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--ink);
  margin: var(--gap-md) 0 var(--gap-sm);
  letter-spacing: -0.01em;
}

.article-body p {
  font-size: 1rem;
  color: var(--ink-muted);
  margin-bottom: var(--gap-sm);
  line-height: 1.75;
}

.article-body ul, .article-body ol {
  margin: 0 0 var(--gap-sm) 1.25rem;
  color: var(--ink-muted);
}

.article-body li { margin-bottom: 0.35rem; }

/* Sticky TOC sidebar */
.article-toc {
  position: sticky;
  top: var(--gap-sm);
  align-self: start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-sm) var(--gap-md);
}

.article-toc h2 {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: var(--gap-sm);
}

.article-toc ol {
  margin: 0;
  padding-left: 1.1em;
  border-left: 2px solid var(--border-strong);
  font-size: 0.8125rem;
}

.article-toc li { margin-bottom: 0.45rem; }

.article-toc a {
  color: var(--ink-muted);
  text-decoration: none;
}

.article-toc a:hover { color: var(--accent); }

/* Author — sidebar-bio-box */
.author-bio {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--gap-sm) var(--gap-md);
}

.author-bio h3 {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: var(--gap-sm);
  padding-bottom: var(--gap-xs);
  border-bottom: 1px solid var(--border);
}

.author-bio-inner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.author-bio img {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.author-bio-name {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--ink);
  margin-bottom: 0.15rem;
}

.author-bio-role {
  font-size: 0.75rem;
  color: var(--accent-teal);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.author-bio-text {
  font-size: 0.8125rem;
  color: var(--ink-muted);
  line-height: 1.55;
}

.related-stories { margin-top: var(--gap-lg); padding-top: var(--gap-md); border-top: 1px solid var(--border); }

.related-stories h3 {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: var(--gap-sm);
}

.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-sm);
}

/* Articles listing */
.page-header {
  padding: var(--gap-md) 0;
  border-bottom: 2px solid var(--border-strong);
  margin-bottom: var(--gap-md);
}

.page-header h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.page-header p {
  font-size: 0.9375rem;
  color: var(--ink-muted);
  margin-top: 0.35rem;
}

.articles-list {
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
  padding-bottom: var(--gap-lg);
}

.articles-list .card {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
}

.articles-list .card-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.articles-list .card-body h2 { font-size: 1.1875rem; }

/* Static pages */
.static-content {
  padding: var(--gap-md) 0 var(--gap-lg);
  max-width: 680px;
}

.static-content h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: var(--gap-md);
  letter-spacing: -0.02em;
}

.static-content h2 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink);
  margin: var(--gap-md) 0 var(--gap-sm);
}

.static-content p, .static-content li {
  font-size: 0.9375rem;
  color: var(--ink-muted);
  margin-bottom: var(--gap-sm);
  line-height: 1.7;
}

.static-content ul, .static-content ol {
  margin: 0 0 var(--gap-sm) 1.25rem;
}

.contact-form { margin-top: var(--gap-md); }

.form-group { margin-bottom: var(--gap-sm); }

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.9375rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--ink);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--ink);
}

.form-group textarea { min-height: 120px; resize: vertical; }

/* Footer — stacked-links */
.site-footer {
  background: var(--ink);
  color: #a3a3a3;
  padding: var(--gap-lg) 0 var(--gap-md);
  margin-top: var(--gap-lg);
}

.footer-stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
}

.footer-col h4 {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: var(--gap-sm);
}

.footer-col p, .footer-col a {
  font-size: 0.8125rem;
  color: #a3a3a3;
  line-height: 1.7;
}

.footer-col a:hover { color: var(--white); }

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-bottom {
  margin-top: var(--gap-md);
  padding-top: var(--gap-sm);
  border-top: 1px solid #333;
  font-size: 0.75rem;
  color: #737373;
}

/* Cookie — inline-footer-note */
.cookie-note {
  display: none;
  margin-top: var(--gap-sm);
  padding: var(--gap-xs) var(--gap-sm);
  background: #1a1a1a;
  border-radius: var(--radius);
  font-size: 0.75rem;
  line-height: 1.55;
  color: #a3a3a3;
}

.cookie-note.is-visible { display: block; }

.cookie-note a { color: #d4d4d4; text-decoration: underline; }

.cookie-note button {
  margin-left: 0.5rem;
  font-size: 0.75rem;
}

/* Prose block */
.prose-block {
  padding: var(--gap-md) 0;
  border-top: 1px solid var(--border);
  margin-top: var(--gap-md);
}

.prose-block p {
  font-size: 0.9375rem;
  color: var(--ink-muted);
  line-height: 1.7;
  margin-bottom: var(--gap-sm);
  max-width: 720px;
}

/* Responsive */
@media (max-width: 768px) {
  .menu-toggle { display: block; }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 260px;
    height: 100vh;
    background: var(--bg-card);
    border-left: 2px solid var(--ink);
    flex-direction: column;
    align-items: stretch;
    padding: var(--gap-lg) var(--gap-md);
    gap: 0.25rem;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    z-index: 200;
  }

  .main-nav.open { transform: translateX(0); }

  .main-nav a {
    width: 100%;
    padding: 0.65rem 0.75rem;
    font-size: 0.9375rem;
  }

  .lead-section,
  .article-layout { grid-template-columns: 1fr; }

  .article-toc { position: static; }

  .articles-list .card { grid-template-columns: 1fr; }

  .footer-stack { grid-template-columns: 1fr; gap: var(--gap-md); }

  .related-grid { grid-template-columns: 1fr; }
}