/* Clínica Alimentar — dietetica.digital | forest-sage · minimal-header */
:root {
  --primary: #3d5a45;
  --accent: #6b8f71;
  --bg: #f4f7f4;
  --text: #1e2e22;
  --muted: #5a6e5e;
  --border: #d0dcd0;
  --border-light: #e0e8e0;
  --container: 1140px;
  --font-head: "IBM Plex Mono", ui-monospace, monospace;
  --font-body: "IBM Plex Serif", Georgia, serif;
  --space-xs: 16px;
  --space-sm: 24px;
  --space-md: 40px;
  --space-lg: 56px;
  --space-xl: 80px;
  --radius: 2px;
  --header-h: 64px;
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; font-size: 17px; }

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

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

a { color: var(--primary); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

.container {
  width: min(100% - 48px, var(--container));
  margin-inline: auto;
}

/* Header — minimal */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 24px;
  min-height: var(--header-h);
}

.logo {
  font-family: var(--font-head);
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.logo span { color: var(--primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--header-h);
  background: rgba(30, 46, 34, 0.45);
  z-index: 898;
}

.nav-overlay.is-visible { display: block; }

.site-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
}

.site-nav a {
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  border-bottom-color: var(--primary);
}

/* Tags — bracket */
.tag,
.tag-bracket {
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.tag::before, .tag-bracket::before { content: "["; }
.tag::after, .tag-bracket::after { content: "]"; }

.meta {
  font-size: 0.85rem;
  color: var(--muted);
}

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

.eyebrow {
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

.hero-lead h1 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 600;
  line-height: 1.3;
  max-width: 760px;
  margin-bottom: var(--space-sm);
}

.dek {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 680px;
}

/* Feed */
.feed-section { padding: var(--space-md) 0; }

.feed-section h2 {
  font-family: var(--font-head);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

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

.feed-item {
  counter-increment: feed;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-light);
}

.feed-item::before {
  content: counter(feed, decimal-leading-zero);
  font-family: var(--font-head);
  font-size: 1.1rem;
  color: var(--accent);
  padding-top: 4px;
}

.feed-item h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 6px 0;
}

.feed-item h3 a { color: var(--text); text-decoration: none; }
.feed-item h3 a:hover { color: var(--primary); text-decoration: underline; }

.read-link {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--primary);
}

.card-flat {
  border: 1px solid var(--border);
  padding: var(--space-sm);
  background: #fff;
}

/* Article */
.article-layout {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: var(--space-md);
  padding: var(--space-md) 0 var(--space-lg);
}

.article-toc {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  align-self: start;
  font-size: 0.88rem;
}

.article-toc h2 {
  font-family: var(--font-head);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

.article-toc ol {
  padding-left: 1.1em;
  border-left: 2px solid var(--border);
}

.article-toc li { margin-bottom: 8px; }
.article-toc a { color: var(--muted); text-decoration: none; }
.article-toc a:hover { color: var(--primary); }

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

.article-header h1 {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  margin: var(--space-xs) 0;
}

.article-body p { margin-bottom: 1.1em; }

.author-line {
  margin-top: var(--space-md);
  font-family: var(--font-head);
  font-size: 0.8rem;
  color: var(--muted);
}

.related-links {
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border);
}

.related-links h3 {
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-xs);
}

/* Pages */
.page-content {
  padding: var(--space-md) 0 var(--space-lg);
  max-width: 720px;
}

.prose p { margin-bottom: 1.1em; }
.prose h1, .prose h2 {
  font-family: var(--font-head);
  margin: 1.2em 0 0.5em;
}

.btn-text {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--primary);
  text-decoration: underline;
  cursor: pointer;
}

/* Footer — minimal */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: var(--bg);
  padding: var(--space-sm) 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-links a:hover { color: var(--text); }

.cookie-note {
  width: 100%;
  margin-top: var(--space-xs);
  padding-top: var(--space-xs);
  border-top: 1px solid var(--border-light);
  font-size: 0.8rem;
}

.cookie-note[hidden] { display: none; }

.contact-form label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  max-width: 520px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  font-family: var(--font-body);
  margin-bottom: var(--space-sm);
  background: #fff;
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    width: min(300px, 88vw);
    height: calc(100vh - var(--header-h));
    background: var(--bg);
    border-left: 1px solid var(--border);
    padding: var(--space-sm);
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 899;
  }

  .site-nav.is-open { transform: translateX(0); }
  .site-nav ul { flex-direction: column; align-items: flex-start; }

  .article-layout { grid-template-columns: 1fr; }
  .article-toc { position: static; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}