/* =========================================================
   Robot Para Mascotas — hoja de estilos global
   Sitio estático, sin frameworks. Mobile-first.
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f8f7;
  --color-text: #1c2422;
  --color-text-muted: #5b6663;
  --color-border: #e2e8e5;
  --color-primary: #1f7a5c;
  --color-primary-dark: #145a43;
  --color-primary-light: #e6f3ee;
  --color-accent: #e8792c;
  --color-accent-light: #fdf0e5;
  --color-card-bg: #ffffff;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;
  --radius: 10px;
  --max-width: 1120px;
  --shadow-sm: 0 1px 3px rgba(20, 30, 27, 0.08);
  --shadow-md: 0 4px 16px rgba(20, 30, 27, 0.10);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 17px;
}

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

a { color: var(--color-primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: #10201a;
  margin: 1.6em 0 0.6em;
}

h1 { font-size: clamp(1.7rem, 4vw, 2.5rem); margin-top: 0.4em; }
h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); border-bottom: 2px solid var(--color-primary-light); padding-bottom: 0.3em; }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1.1em; }

ul, ol { padding-left: 1.4em; }
li { margin-bottom: 0.4em; }

/* ===== Layout helpers ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Header / nav ===== */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header .logo {
  font-family: var(--font-heading);
  font-weight: bold;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
  white-space: nowrap;
}
.site-header .logo:hover { text-decoration: none; }

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 2px;
  font-size: 0.92rem;
}

.site-header nav a {
  color: var(--color-text);
  padding: 8px 10px;
  border-radius: 6px;
}
.site-header nav a:hover,
.site-header nav a:focus {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 1rem;
  cursor: pointer;
}

@media (max-width: 780px) {
  .nav-toggle { display: inline-block; }
  .site-header nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--color-border);
    margin-top: 10px;
    padding-top: 8px;
  }
  .site-header nav.is-open { display: flex; }
  .site-header nav a { padding: 12px 8px; border-radius: 4px; }
}

/* ===== Main / article ===== */
main {
  display: block;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 20px 60px;
  position: relative;
}

@media (min-width: 1000px) {
  main:has(.sidebar-sticky) {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 32px;
    align-items: start;
  }
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}
.breadcrumb a { color: var(--color-text-muted); }

.post-meta {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: -0.4em;
}

.featured-image {
  width: 100%;
  border-radius: var(--radius);
  margin: 18px 0;
  box-shadow: var(--shadow-sm);
}

.image-credit {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: -12px;
  margin-bottom: 20px;
}

.post-content h2:first-of-type { margin-top: 1em; }

.pros-cons {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 1.2em 0;
}
@media (min-width: 640px) {
  .pros-cons { grid-template-columns: 1fr 1fr; }
}
.pros-cons > div {
  border-radius: var(--radius);
  padding: 16px 18px;
  border: 1px solid var(--color-border);
}
.pros-cons .pros { background: var(--color-primary-light); border-color: #cfe8dd; }
.pros-cons .cons { background: var(--color-accent-light); border-color: #f4d9bd; }
.pros-cons h4 { margin-top: 0; }
.pros-cons ul { padding-left: 1.2em; margin-bottom: 0; }

/* ===== Comparison table ===== */
.table-wrap { overflow-x: auto; margin: 1.4em 0; border-radius: var(--radius); }

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  min-width: 640px;
  background: var(--color-card-bg);
}

.comparison-table caption {
  text-align: left;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  padding: 6px 2px;
}

.comparison-table th,
.comparison-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.comparison-table thead th {
  background: var(--color-primary-dark);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: normal;
}

.comparison-table tbody tr:hover { background: var(--color-bg-alt); }
.comparison-table tbody tr.is-featured { background: var(--color-primary-light); }

.comparison-table td strong { color: var(--color-primary-dark); }

.btn-ver-precio {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: bold;
  white-space: nowrap;
}
.btn-ver-precio:hover { background: #cf6a1f; text-decoration: none; color: #fff; }

/* ===== FAQ ===== */
.faq-block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 4px 18px;
  margin-bottom: 12px;
}
.faq-block h3 { margin-bottom: 0.3em; }

/* ===== Related links ===== */
.related-links {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
}
.related-links li {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin: 0;
}
.related-links a { font-weight: bold; }

/* ===== Callout / nota ===== */
.callout {
  border-left: 4px solid var(--color-primary);
  background: var(--color-bg-alt);
  padding: 14px 18px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.2em 0;
}
.callout--warning { border-left-color: var(--color-accent); }

/* ===== Ad slots ===== */
.ad-slot {
  margin: 1.6em 0;
  text-align: center;
  overflow: hidden;
}
.ad-slot::before {
  content: "Publicidad";
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}
.ad-slot--top, .ad-slot--multiplex { min-height: 90px; }
.ad-slot--in-article { min-height: 100px; }

.sidebar-sticky {
  display: none;
}
@media (min-width: 1000px) {
  .sidebar-sticky {
    display: block;
    position: sticky;
    top: 90px;
    min-height: 250px;
  }
}

/* ===== Hub / category index pages ===== */
.category-hero {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-bg));
  border-radius: var(--radius);
  padding: 32px 26px;
  margin-bottom: 28px;
}
.category-hero h1 { margin-top: 0; }
.category-hero p { color: var(--color-text-muted); max-width: 70ch; margin-bottom: 0; }

.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 1.6em 0;
}
@media (min-width: 700px) {
  .article-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .article-grid { grid-template-columns: 1fr 1fr 1fr; }
}

.article-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-card-bg);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.article-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.article-card img { aspect-ratio: 16/10; object-fit: cover; }
.article-card .card-body { padding: 14px 16px 18px; flex: 1; display: flex; flex-direction: column; }
.article-card .card-tag {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  font-weight: bold;
  margin-bottom: 6px;
}
.article-card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.article-card h3 a { color: inherit; }
.article-card h3 a:hover { text-decoration: none; color: var(--color-primary-dark); }
.article-card p { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 0; flex: 1; }
.article-card .card-star {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: bold;
  padding: 3px 9px;
  border-radius: 12px;
  margin-bottom: 8px;
  width: fit-content;
}

/* ===== Coming soon chips (hub pages, Fase 2 pendiente) ===== */
.coming-soon-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0.6em 0 1.6em;
}
.coming-soon-list li {
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: 20px;
  padding: 7px 14px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ===== Home hero ===== */
.hero {
  background: linear-gradient(135deg, #145a43, #1f7a5c);
  color: #fff;
  padding: 56px 20px;
  text-align: center;
}
.hero h1 { color: #fff; font-size: clamp(1.9rem, 5vw, 3rem); margin: 0 0 0.4em; }
.hero p { max-width: 60ch; margin: 0 auto 1.4em; font-size: 1.1rem; opacity: 0.95; }
.hero .hero-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 24px;
  font-weight: bold;
  background: #fff;
  color: var(--color-primary-dark);
}
.btn:hover { text-decoration: none; background: #eef7f2; }
.btn--outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.7);
}
.btn--outline:hover { background: rgba(255,255,255,0.12); }

.home-section { padding: 46px 0; }
.home-section h2 { text-align: center; border: none; margin-bottom: 0.2em; }
.home-section .section-intro {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 65ch;
  margin: 0 auto 2em;
}
.home-section.alt { background: var(--color-bg-alt); }

.category-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.category-tile {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--color-card-bg);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.category-tile:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }
.category-tile .tile-icon { font-size: 1.8rem; margin-bottom: 8px; display: block; }
.category-tile h3 { margin: 0 0 4px; color: var(--color-text); }
.category-tile p { margin: 0; font-size: 0.85rem; color: var(--color-text-muted); }

.trust-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}
.trust-bar strong { display: block; color: var(--color-text); font-size: 1.1rem; }

/* ===== Legal pages ===== */
.legal-content h2 { margin-top: 1.6em; }
.legal-content table { width: 100%; border-collapse: collapse; margin: 1em 0; }
.legal-content th, .legal-content td { border: 1px solid var(--color-border); padding: 8px 12px; text-align: left; font-size: 0.9rem; }

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 30px 20px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  justify-content: center;
  font-size: 0.88rem;
}
.site-footer a { color: var(--color-text-muted); }
.footer-columns {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 0 0 24px;
  text-align: left;
  width: 100%;
}
@media (min-width: 700px) {
  .footer-columns { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.footer-columns h4 { color: var(--color-text); margin: 0 0 10px; font-size: 0.9rem; }
.footer-columns ul { list-style: none; padding: 0; margin: 0; }
.footer-columns li { margin-bottom: 6px; }
.footer-brand p { color: var(--color-text-muted); font-size: 0.85rem; max-width: 32ch; }
.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
  padding-top: 18px;
  width: 100%;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}
.footer-disclosure {
  max-width: var(--max-width);
  margin: 0 auto 18px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-align: center;
  padding: 0 10px;
}

/* ===== Cookie banner ===== */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #10201a;
  color: #fff;
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  z-index: 200;
  font-size: 0.88rem;
}
#cookie-banner.is-hidden { display: none; }
#cookie-banner p { margin: 0; max-width: 60ch; }
#cookie-banner a { color: #9adcc0; }
.cookie-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-actions button {
  border: none;
  border-radius: 20px;
  padding: 9px 18px;
  font-weight: bold;
  cursor: pointer;
  font-size: 0.85rem;
}
#cookie-accept { background: var(--color-primary); color: #fff; }
#cookie-reject { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.5) !important; }