/* ==========================================================================
   Carros Usados Brasil — main.css
   Sistema de fuentes nativo — 0 KB descarga de fuentes externas
   Paleta: Azul profundo #0D47A1 (confianza automotriz) + Naranja #E65100
   ========================================================================== */

/* === 1. CSS CUSTOM PROPERTIES (design tokens) === */
:root {
  /* Colors */
  --color-primary:        #0D47A1;
  --color-primary-dark:   #0A2F6E;
  --color-primary-light:  #E3F2FD;
  --color-secondary:      #E65100;
  --color-secondary-dark: #BF360C;
  --color-bg:             #FAFAF8;
  --color-surface:        #FFFFFF;
  --color-text:           #1C1C1E;
  --color-text-muted:     #545D6B;
  --color-heading:        #111827;
  --color-link:           #0D47A1;
  --color-link-visited:   #5B4B8A;
  --color-border:         #E5E7EB;
  --color-ad-bg:          #F3F4F6;

  /* Spacing (8px grid) */
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   32px;
  --space-xxl:  48px;
  --space-xxxl: 64px;

  /* Typography */
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-size-base:  1.0625rem; /* 17px */
  --font-size-sm:    0.875rem;  /* 14px */
  --font-size-lg:    1.125rem;  /* 18px */
  --line-height-body: 1.7;
  --line-height-heading: 1.3;

  /* Layout */
  --content-max:  672px;
  --page-max:     1100px;
  --radius-sm:    4px;
  --radius-md:    8px;
}

/* === 2. RESET / BASE === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-stack);
  font-size: var(--font-size-base);
  line-height: var(--line-height-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
  padding-left: var(--space-xl);
}

/* === 3. TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-stack);
  color: var(--color-heading);
  line-height: var(--line-height-heading);
  font-weight: 700;
}

h1 { font-size: 1.875rem; font-weight: 800; }
h2 { font-size: 1.625rem; margin-top: var(--space-xxl); }
h3 { font-size: 1.4375rem; margin-top: var(--space-xl); }
h4 { font-size: 1.3rem; margin-top: var(--space-lg); }
h5 { font-size: 1.2rem; margin-top: var(--space-lg); }
h6 { font-size: 1.0625rem; margin-top: var(--space-lg); }

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

a {
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

a:visited {
  color: var(--color-link-visited);
}

strong { font-weight: 700; }
em { font-style: italic; }

blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-md);
  margin: var(--space-xl) 0;
  color: var(--color-text-muted);
  font-style: italic;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
  background: var(--color-primary-light);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* === 4. LAYOUT === */
.page-wrapper {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.content-wrapper {
  max-width: var(--content-max);
  margin: 0 auto;
}

main {
  padding: var(--space-xl) var(--space-md);
  min-height: 60vh;
}

/* === 5. HEADER & NAVIGATION === */
.site-header {
  background: var(--color-surface);
  border-bottom: 3px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.site-header-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Wordmark: carro CSS + wordmark bicolor — 0 imágenes, 0 iconfonts */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-heading);
  white-space: nowrap;
}

.site-logo:hover { text-decoration: none; }
.site-logo:visited { color: var(--color-heading); }

/* Marca: bloque sólido de color primario — CSS puro */
.logo-mark {
  flex-shrink: 0;
  position: relative;
  width: 22px;
  height: 14px;
  background: var(--color-primary);
  border-radius: 3px 3px 0 0;
  display: inline-block;
  transition: background 0.15s, transform 0.15s;
}

/* Ruedas del carro — dos círculos pequeños */
.logo-mark::before {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 3px;
  width: 7px;
  height: 7px;
  background: var(--color-primary);
  border-radius: 50%;
  box-shadow: 9px 0 0 var(--color-primary);
  transition: background 0.15s, box-shadow 0.15s;
}

.logo-mark::after {
  content: '';
  position: absolute;
  top: 0;
  right: 4px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-bottom: 7px solid var(--color-primary-light);
}

.site-logo:hover .logo-mark {
  background: var(--color-secondary);
  transform: scale(1.08);
}

.site-logo:hover .logo-mark::before {
  background: var(--color-secondary);
  box-shadow: 9px 0 0 var(--color-secondary);
}

/* Wordmark bicolor: "carros usados" apagado + "brasil" bold primary */
.logo-name {
  font-size: 1.125rem;
  line-height: 1;
  letter-spacing: -0.02em;
}

.logo-word-main {
  font-weight: 400;
  color: var(--color-text-muted);
  transition: color 0.15s;
}

.logo-word-accent {
  font-weight: 800;
  color: var(--color-primary);
  transition: color 0.15s;
}

.site-logo:hover .logo-word-main {
  color: var(--color-text);
}

.site-logo:hover .logo-word-accent {
  color: var(--color-secondary);
}

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

.site-header nav a {
  text-decoration: none;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  font-weight: 500;
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.site-header nav a:hover,
.site-header nav a[aria-current="page"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  text-decoration: none;
}

.site-header nav a:visited { color: var(--color-text-muted); }
.site-header nav a[aria-current="page"]:visited { color: var(--color-primary); }

/* === 6. FOOTER === */
.site-footer {
  background: #F9FAFB;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-xxl);
  padding: var(--space-xl) var(--space-md);
}

.site-footer-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.site-footer nav {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.site-footer nav a {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  text-decoration: none;
}

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

.site-footer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* === 7. SKIP LINK & ACCESSIBILITY === */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  z-index: 9999;
  transition: top 0.1s;
}

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

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

/* === 8. ARTICLE / SINGLE PAGE === */

/* Breadcrumb visual */
.breadcrumb-nav {
  margin-bottom: var(--space-xl);
}

.breadcrumb-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin: 0 var(--space-xs);
  color: var(--color-text-muted);
}

.breadcrumb-item a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb-item a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb-current {
  color: var(--color-text);
  font-weight: 500;
}

/* Table of Contents */
.toc {
  background: var(--color-primary-light);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  font-size: 0.9375rem;
}

.toc-title {
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.toc #TableOfContents ul {
  padding-left: var(--space-lg);
  margin: 0;
}

.toc #TableOfContents > ul {
  padding-left: 0;
}

.toc #TableOfContents li {
  margin-bottom: var(--space-sm);
  line-height: 1.5;
}

.toc #TableOfContents a {
  color: var(--color-primary-dark);
  text-decoration: none;
  font-weight: 500;
}

.toc #TableOfContents a:hover {
  color: var(--color-secondary);
  text-decoration: underline;
}

/* Reading time */
.reading-time {
  color: var(--color-text-muted);
}

/* Article footer nav */
.article-footer-nav {
  margin-top: var(--space-xxl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: right;
}

.back-to-top-inline {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}

.back-to-top-inline:hover {
  color: var(--color-primary);
}

/* Back-to-top flotante — CSS puro, sin JS */
.back-to-top {
  position: fixed;
  bottom: 72px;
  right: var(--space-md);
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.20);
  transition: background 0.15s, transform 0.15s;
  z-index: 50;
  opacity: 0.85;
}

.back-to-top:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
  opacity: 1;
  color: #fff;
  text-decoration: none;
}

.content-article {
  max-width: var(--content-max);
  margin: 0 auto;
}

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

.article-header h1 {
  margin-bottom: var(--space-sm);
}

.article-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: 0;
}

.article-body {
  margin-top: var(--space-xl);
}

/* Imagen destacada del artículo */
.article-featured-img {
  width: 100%;
  margin-bottom: var(--space-xl);
  border-radius: var(--radius-md);
  overflow: hidden;
  line-height: 0;
  background: var(--color-primary-light);
}

.article-featured-img img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

.article-featured-img figcaption {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  padding: var(--space-sm) var(--space-sm) 0;
  text-align: center;
}

.article-body > p:first-child {
  font-size: var(--font-size-lg);
  color: var(--color-heading);
  line-height: 1.65;
}

.article-body h2 {
  border-left: 3px solid var(--color-secondary);
  padding-left: 12px;
}

.article-body ul li,
.article-body ol li {
  margin-bottom: var(--space-sm);
  line-height: 1.65;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  margin: var(--space-xl) 0;
}

.article-body th {
  background: var(--color-primary-light);
  color: var(--color-heading);
  font-weight: 700;
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 2px solid var(--color-border);
}

.article-body td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.article-body tr:last-child td {
  border-bottom: none;
}

/* Aviso de afiliados */
.affiliate-notice {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-xxl);
  padding-top: var(--space-lg);
}

.affiliate-notice p {
  margin-bottom: 0;
}

/* === 8b. HOMEPAGE === */
.site-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0a2f6e 100%);
  color: #fff;
  padding: var(--space-xxl) var(--space-md);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Patrón de puntos sutil — CSS puro, 0 imágenes extra */
.site-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 20px 20px;
  pointer-events: none;
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
}

.hero-tagline {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.65;
  max-width: 560px;
  margin: 0 auto;
}

/* Subrayado editorial en la frase-promesa del hero */
.hero-title-accent {
  display: inline;
  padding-bottom: 4px;
  border-bottom: 3px solid var(--color-secondary);
}

.home-content {
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xxl);
}

/* Category cards en la homepage */
.categories-section {
  margin-bottom: var(--space-xxl);
}

.categories-heading {
  font-size: 1.0625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-border);
  margin-top: 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.category-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  transition: box-shadow 0.2s, border-top-color 0.2s, transform 0.15s;
}

.category-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
  border-top-color: var(--color-secondary);
  transform: translateY(-2px);
}

.category-card-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.category-card-link:hover {
  text-decoration: none;
  color: inherit;
}

.category-card-link:visited {
  color: inherit;
}

/* Category card image (homepage) */
.category-card-img-wrap {
  width: 100%;
  aspect-ratio: 3/2;
  overflow: hidden;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  background: var(--color-primary-light);
  line-height: 0;
  flex-shrink: 0;
}

.category-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.category-card:hover .category-card-img {
  transform: scale(1.03);
}

.category-card-text {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.category-card-title {
  font-size: 1.3125rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-top: 0;
  margin-bottom: var(--space-sm);
}

.category-card:hover .category-card-title {
  color: var(--color-primary);
}

.category-card-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.category-card-cta {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-block;
  margin-top: auto;
  padding-top: var(--space-md);
}

.category-card:hover .category-card-cta {
  color: var(--color-secondary);
}

/* Colores de acento por sección — orden Hugo alfabético:
   comprar(1) documentos(2) manutencao(3) seguro(4) */
.categories-grid .category-card:nth-child(1) { border-top-color: #1565C0; }
.categories-grid .category-card:nth-child(2) { border-top-color: #2E7D32; }
.categories-grid .category-card:nth-child(3) { border-top-color: #6A1B9A; }
.categories-grid .category-card:nth-child(4) { border-top-color: var(--color-secondary); }
.categories-grid .category-card:nth-child(4) .category-card-cta { color: var(--color-secondary); }

/* Value propositions */
.home-value {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-xxl);
}

.value-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.value-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.value-icon {
  flex-shrink: 0;
  width: 44px;
  color: var(--color-primary);
  opacity: 0.85;
  display: flex;
  align-items: flex-start;
  padding-top: 2px;
}

.value-item strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: var(--space-xs);
}

.value-item p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* === 9. CATEGORY HUB / LIST PAGE === */
.category-hub {
  max-width: var(--content-max);
  margin: 0 auto;
}

.hub-header {
  margin-bottom: var(--space-xxl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.hub-header h1 {
  margin-bottom: var(--space-md);
}

.hub-intro {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: 1.65;
}

.article-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: box-shadow 0.2s, border-color 0.2s;
}

/* Article card with thumbnail (hub pages) */
.article-card--visual {
  display: flex;
  align-items: stretch;
  padding: 0;
  overflow: hidden;
}

.article-card-thumb-link {
  display: block;
  flex-shrink: 0;
  width: 120px;
  text-decoration: none;
  overflow: hidden;
  background: var(--color-primary-light);
}

.article-card-thumb-wrap {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.article-card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.2s;
}

.article-card--visual:hover .article-card-thumb {
  opacity: 0.9;
}

.article-card-body {
  flex: 1;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.article-card--visual .article-card-body h2 {
  margin-top: 0;
}

.article-card--visual .article-card-body p {
  margin-bottom: 0;
}

.article-card:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border-color: var(--color-primary);
}

.article-card h2 {
  font-size: 1.125rem;
  margin-top: 0;
  margin-bottom: var(--space-sm);
  border-left: none;
  padding-left: 0;
}

.article-card h2 a {
  color: var(--color-heading);
  text-decoration: none;
}

.article-card h2 a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.article-card p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* === 10. UTILITY PAGES (sobre-nos, contato, privacidade) === */
.utility-page {
  max-width: var(--content-max);
  margin: 0 auto;
}

.utility-page h1 {
  margin-bottom: var(--space-xl);
}

/* === 11. AD ZONES === */
.ad-zone {
  background: var(--color-ad-bg);
  border-radius: var(--radius-sm);
  margin: var(--space-xl) 0;
  min-height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
}

.ad-zone::before {
  content: "Publicidade";
  display: block;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
  align-self: flex-start;
}

.ad-zone--rect {
  min-height: 270px;
}

/* Backward compat */
.ad-unit {
  margin: var(--space-xl) 0;
  min-height: 100px;
}

/* === 12. COMPONENTS === */

/* Buttons */
.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.15s;
  min-height: 44px;
  min-width: 44px;
}

.btn:hover {
  background: var(--color-primary-dark);
  color: #fff;
  text-decoration: none;
}

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

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* Cookie Banner */
#cookie-banner {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-top: 2px solid var(--color-border);
  padding: var(--space-md);
  z-index: 9999;
  font-size: var(--font-size-sm);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.06);
}

#cookie-banner p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.cookie-banner-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cookie-banner-inner p {
  flex: 1;
  min-width: 200px;
}

#cookie-accept {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: 6px;
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  white-space: nowrap;
  min-height: 44px;
  transition: background 0.15s;
}

#cookie-accept:hover {
  background: var(--color-primary-dark);
}

/* Acciones del banner: botones en línea */
.cookie-banner-actions {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* Botón secundario: rechazar cookies de publicidad */
.cookie-reject {
  background: transparent;
  color: var(--color-text-muted);
  border: 1.5px solid var(--color-border);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 6px;
  font-weight: 500;
  font-size: var(--font-size-sm);
  cursor: pointer;
  white-space: nowrap;
  min-height: 44px;
  transition: border-color 0.15s, color 0.15s;
}

.cookie-reject:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

/* === 13. RESPONSIVE — MOBILE FIRST === */
@media (max-width: 767px) {
  .site-header-inner {
    height: auto;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 8px;
    padding-bottom: 8px;
    gap: 4px;
  }

  .site-header nav ul {
    gap: 12px;
  }

  .site-header nav a {
    font-size: 0.875rem;
  }

  .article-card--visual {
    flex-direction: column;
  }

  .article-card-thumb-link {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    flex-shrink: unset;
  }

  .article-card-thumb-wrap {
    aspect-ratio: 16/9;
    height: auto;
  }
}

@media (min-width: 768px) {
  body {
    font-size: var(--font-size-lg);
  }

  h1 { font-size: 2.375rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }

  .hero-title { font-size: 3rem; }

  .site-header-inner {
    height: 64px;
    flex-wrap: nowrap;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .value-grid {
    flex-direction: row;
  }

  .value-item {
    flex: 1;
  }

  .article-list {
    gap: var(--space-xl);
  }
}

/* === 14. RESPONSIVE — DESKTOP (1280px+) === */
@media (min-width: 1280px) {
  main {
    padding: var(--space-xxl) var(--space-md);
  }

  .hero-title { font-size: 3.5rem; }

  .categories-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .site-footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .site-footer p {
    order: 2;
  }

  .site-footer nav {
    order: 1;
  }
}

/* =====================================================
   PÁGINA 404
   ===================================================== */
.error-404 {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
  padding: var(--space-xl) var(--space-md);
  text-align: center;
}
.error-404-inner { max-width: 520px; }
.error-404-code {
  font-size: 6rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin: 0 0 var(--space-sm);
}
.error-404-title {
  font-size: 1.5rem;
  margin: 0 0 var(--space-sm);
}
.error-404-desc {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
}
.error-404-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-lg);
}
.error-404-link {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border: 2px solid var(--color-primary);
  border-radius: 4px;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.error-404-link:hover {
  background: var(--color-primary);
  color: #fff;
}
.error-404-home {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--font-size-sm);
}
.error-404-home:hover { text-decoration: underline; }