/* =============================================================
   MUNDO DEL DELANTAL .COM - Estilos compartidos
   Paleta: concho de vino + crema hueso + oro viejo
   Fuentes: Fraunces (display) + Lora (cuerpo) + Archivo (UI)
   ============================================================= */

:root {
  --concho-vino: #5E1614;
  --burdeos-profundo: #3A0E0D;
  --crema-hueso: #F5F1EA;
  --crema-oscuro: #EDE6DA;
  --blanco-puro: #FFFFFF;
  --oro-viejo: #B8924A;
  --oro-claro: #D4B477;
  --tinta-negra: #1A1513;
  --gris-suave: #8A837C;
  --gris-linea: #D9D2C5;
  --serif-display: "Fraunces", Georgia, serif;
  --serif-body: "Lora", Georgia, serif;
  --sans-ui: "Archivo", -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--serif-body);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--tinta-negra);
  background: var(--crema-hueso);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--concho-vino); }
::selection { background: var(--concho-vino); color: var(--crema-hueso); }

/* ============ BARRA SUPERIOR ============ */
.bar-top {
  background: var(--burdeos-profundo);
  color: var(--crema-hueso);
  font-family: var(--sans-ui);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 10px 24px;
  text-align: center;
}
.bar-top a { color: var(--oro-claro); text-decoration: none; }
.bar-top a:hover { color: var(--crema-hueso); }

/* ============ NAVBAR ============ */
.navbar {
  background: rgba(245, 241, 234, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gris-linea);
  padding: 18px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}
.nav-links {
  display: flex;
  gap: 28px;
  font-family: var(--sans-ui);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}
.nav-links.right { justify-content: flex-end; }
.nav-links a {
  color: var(--tinta-negra);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
  transition: color 0.3s;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0;
  height: 1.5px;
  background: var(--concho-vino);
  transition: width 0.3s;
}
.nav-links a:hover { color: var(--concho-vino); }
.nav-links a:hover::after { width: 100%; }
.brand {
  text-align: center;
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--concho-vino);
  letter-spacing: -0.02em;
  text-decoration: none;
  line-height: 1;
}
.brand small {
  display: block;
  font-family: var(--sans-ui);
  font-size: 0.58rem;
  letter-spacing: 0.3em;
  color: var(--gris-suave);
  margin-top: 4px;
  font-weight: 500;
  text-transform: uppercase;
}

/* ============ BREADCRUMBS ============ */
.breadcrumbs {
  max-width: 780px;
  margin: 32px auto 0;
  padding: 0 24px;
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris-suave);
}
.breadcrumbs a { color: var(--gris-suave); text-decoration: none; }
.breadcrumbs a:hover { color: var(--concho-vino); }
.breadcrumbs span.sep { margin: 0 10px; color: var(--oro-viejo); }

/* ============ ARTICLE HEADER ============ */
.article-header {
  max-width: 780px;
  margin: 36px auto 52px;
  padding: 0 24px;
}
.article-category {
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--concho-vino);
  font-weight: 600;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.article-category::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--oro-viejo);
}
.article-title {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144, "SOFT" 100;
  font-weight: 300;
  font-size: clamp(2.1rem, 5vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--tinta-negra);
  margin-bottom: 24px;
}
.article-title em {
  font-style: italic;
  color: var(--concho-vino);
  font-weight: 400;
}
.article-dek {
  font-family: var(--serif-display);
  font-weight: 300;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--gris-suave);
  margin-bottom: 32px;
  font-style: italic;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gris-suave);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gris-linea);
}
.article-meta strong { color: var(--tinta-negra); font-weight: 600; }

/* ============ HERO IMAGE ============ */
.hero-img {
  max-width: 1200px;
  margin: 0 auto 56px;
  padding: 0 24px;
}
.hero-img img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.hero-img figcaption {
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris-suave);
  padding-top: 12px;
  text-align: right;
}

/* ============ ÍNDICE NAVEGABLE ============ */
.toc {
  max-width: 780px;
  margin: 0 auto 56px;
  padding: 32px;
  background: var(--blanco-puro);
  border-left: 3px solid var(--oro-viejo);
}
.toc-label {
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--oro-viejo);
  font-weight: 600;
  margin-bottom: 16px;
}
.toc ol { list-style: none; counter-reset: toc; }
.toc li {
  counter-increment: toc;
  padding: 7px 0;
  font-family: var(--serif-body);
}
.toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--serif-display);
  color: var(--oro-viejo);
  font-weight: 500;
  margin-right: 14px;
}
.toc a { text-decoration: none; color: var(--tinta-negra); transition: color 0.3s; }
.toc a:hover { color: var(--concho-vino); }

/* ============ BODY DEL ARTÍCULO ============ */
.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
  font-size: 1.125rem;
  line-height: 1.75;
}
.article-body h2 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 400;
  font-size: 2.1rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--tinta-negra);
  margin: 56px 0 22px;
  scroll-margin-top: 100px;
}
.article-body h3 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1.3;
  color: var(--concho-vino);
  margin: 36px 0 14px;
}
.article-body p { margin-bottom: 22px; }
.article-body p:first-of-type::first-letter {
  font-family: var(--serif-display);
  font-weight: 400;
  float: left;
  font-size: 4.8rem;
  line-height: 0.85;
  margin: 10px 12px 0 0;
  color: var(--concho-vino);
}
.article-body strong { font-weight: 600; color: var(--burdeos-profundo); }
.article-body a { font-weight: 500; }
.article-body a:hover { text-decoration-thickness: 2px; }
.article-body ul, .article-body ol { margin: 0 0 22px 24px; padding-left: 16px; }
.article-body li { margin-bottom: 10px; padding-left: 6px; }

/* ============ COMPONENTES INLINE ============ */
.callout {
  background: var(--crema-oscuro);
  border-left: 3px solid var(--concho-vino);
  padding: 26px 30px;
  margin: 36px 0;
  font-family: var(--serif-display);
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.6;
}
.callout-label {
  font-family: var(--sans-ui);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--concho-vino);
  font-weight: 600;
  margin-bottom: 10px;
}

.pull-quote {
  font-family: var(--serif-display);
  font-style: italic;
  font-weight: 300;
  font-variation-settings: "opsz" 144;
  font-size: 1.75rem;
  line-height: 1.3;
  color: var(--concho-vino);
  text-align: center;
  margin: 52px 0;
  padding: 0 20px;
}
.pull-quote::before, .pull-quote::after {
  content: '';
  display: block;
  width: 60px;
  height: 1px;
  background: var(--oro-viejo);
  margin: 22px auto;
}
.pull-quote cite {
  display: block;
  font-family: var(--sans-ui);
  font-style: normal;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gris-suave);
  margin-top: 18px;
  font-weight: 500;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-family: var(--serif-body);
  font-size: 0.95rem;
}
.comparison-table th {
  background: var(--burdeos-profundo);
  color: var(--crema-hueso);
  padding: 14px 16px;
  text-align: left;
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
}
.comparison-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--gris-linea);
  background: var(--blanco-puro);
}
.comparison-table tr:last-child td { border-bottom: 2px solid var(--concho-vino); }

/* ============ CTA TIENDA .CL ============ */
.cta-shop {
  background: var(--concho-vino);
  color: var(--crema-hueso);
  padding: 40px 32px;
  margin: 52px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-shop::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(184,146,74,0.25), transparent 70%);
  border-radius: 50%;
}
.cta-shop-label {
  font-family: var(--sans-ui);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--oro-claro);
  margin-bottom: 10px;
  position: relative;
}
.cta-shop h3 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.2;
  margin-bottom: 14px;
  position: relative;
  color: var(--crema-hueso);
}
.cta-shop p {
  opacity: 0.9;
  margin-bottom: 24px;
  position: relative;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.cta-shop a {
  display: inline-block;
  background: var(--crema-hueso);
  color: var(--concho-vino);
  padding: 14px 28px;
  font-family: var(--sans-ui);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.3s;
  position: relative;
}
.cta-shop a:hover { background: var(--oro-claro); }

/* ============ LINKS INTERNOS RELEVANTES ============ */
.internal-link-box {
  background: var(--crema-oscuro);
  padding: 18px 22px;
  margin: 28px 0;
  border-left: 3px solid var(--oro-viejo);
  font-family: var(--serif-body);
  font-size: 0.95rem;
}
.internal-link-box strong {
  display: block;
  font-family: var(--sans-ui);
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--oro-viejo);
  margin-bottom: 6px;
  font-weight: 600;
}
.internal-link-box a {
  color: var(--concho-vino);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid var(--concho-vino);
}

/* ============ FAQ ============ */
.faq-section {
  max-width: 780px;
  margin: 56px auto;
  padding: 0 24px;
}
.faq-section h2 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 400;
  font-size: 2.1rem;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}
.faq-item {
  border-bottom: 1px solid var(--gris-linea);
  padding: 22px 0;
}
.faq-item summary {
  font-family: var(--serif-display);
  font-weight: 500;
  font-variation-settings: "opsz" 144;
  font-size: 1.2rem;
  color: var(--tinta-negra);
  cursor: pointer;
  list-style: none;
  padding-right: 32px;
  position: relative;
  line-height: 1.3;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: -2px;
  font-size: 1.5rem;
  color: var(--concho-vino);
  transition: transform 0.3s;
  line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item div.answer {
  margin-top: 14px;
  color: var(--tinta-negra);
  font-size: 1rem;
  line-height: 1.7;
}

/* ============ RELATED ============ */
.related {
  max-width: 1200px;
  margin: 72px auto 40px;
  padding: 52px 24px 0;
  border-top: 1px solid var(--gris-linea);
}
.related-label {
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--concho-vino);
  font-weight: 600;
  margin-bottom: 28px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.related-item { text-decoration: none; color: inherit; }
.related-item img {
  aspect-ratio: 16/10;
  object-fit: cover;
  width: 100%;
  margin-bottom: 14px;
  transition: opacity 0.3s;
}
.related-item:hover img { opacity: 0.85; }
.related-item .tag {
  font-family: var(--sans-ui);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--concho-vino);
  font-weight: 600;
  margin-bottom: 8px;
  display: block;
}
.related-item h4 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 500;
  font-size: 1.2rem;
  line-height: 1.25;
  color: var(--tinta-negra);
  transition: color 0.3s;
}
.related-item:hover h4 { color: var(--concho-vino); }

/* ============ FOOTER ============ */
footer {
  background: var(--tinta-negra);
  color: var(--crema-hueso);
  padding: 56px 24px 28px;
  margin-top: 56px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-size: 1.6rem;
  color: var(--oro-claro);
  margin-bottom: 12px;
}
.footer-desc { font-size: 0.92rem; opacity: 0.7; max-width: 340px; line-height: 1.6; }
.footer-col h4 {
  font-family: var(--sans-ui);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--oro-claro);
  margin-bottom: 20px;
  font-weight: 600;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  font-size: 0.92rem;
  opacity: 0.7;
  transition: opacity 0.3s, color 0.3s;
  text-decoration: none;
  color: var(--crema-hueso);
}
.footer-col a:hover { opacity: 1; color: var(--oro-claro); }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(245,241,234,0.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--sans-ui);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  opacity: 0.6;
  text-transform: uppercase;
}

/* ============ HERRAMIENTA CALCULADORA ============ */
.calc-wrapper {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px 40px;
}
.calc-card {
  background: var(--blanco-puro);
  border: 1px solid var(--gris-linea);
  padding: 40px;
  margin-bottom: 24px;
}
.calc-card h3 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 500;
  font-size: 1.4rem;
  color: var(--tinta-negra);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--gris-linea);
}
.calc-field {
  margin-bottom: 20px;
}
.calc-field label {
  display: block;
  font-family: var(--sans-ui);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--tinta-negra);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.calc-field input,
.calc-field select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gris-linea);
  background: var(--crema-hueso);
  font-family: var(--serif-body);
  font-size: 1rem;
  color: var(--tinta-negra);
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.calc-field input:focus,
.calc-field select:focus {
  border-color: var(--concho-vino);
  background: var(--blanco-puro);
}
.calc-field small {
  display: block;
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  color: var(--gris-suave);
  margin-top: 6px;
}
.calc-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.calc-result {
  background: var(--burdeos-profundo);
  color: var(--crema-hueso);
  padding: 36px;
  text-align: center;
}
.calc-result-label {
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--oro-claro);
  margin-bottom: 12px;
}
.calc-result-num {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 300;
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--oro-claro);
  margin-bottom: 14px;
}
.calc-result-detail {
  font-size: 0.95rem;
  opacity: 0.85;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}
.calc-btn {
  display: inline-block;
  background: var(--concho-vino);
  color: var(--crema-hueso);
  padding: 14px 28px;
  font-family: var(--sans-ui);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
  margin-top: 10px;
}
.calc-btn:hover { background: var(--burdeos-profundo); }

/* ============ DIRECTORY LIST ============ */
.dir-list {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}
.dir-item {
  background: var(--blanco-puro);
  border: 1px solid var(--gris-linea);
  padding: 28px 32px;
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: start;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.dir-item:hover {
  border-color: var(--oro-viejo);
  box-shadow: 0 8px 24px rgba(58,14,13,0.08);
}
.dir-num {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 400;
  font-size: 2.5rem;
  color: var(--oro-viejo);
  line-height: 1;
  letter-spacing: -0.03em;
}
.dir-content h3 {
  font-family: var(--serif-display);
  font-variation-settings: "opsz" 144;
  font-weight: 500;
  font-size: 1.35rem;
  color: var(--tinta-negra);
  margin-bottom: 6px;
}
.dir-meta {
  font-family: var(--sans-ui);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gris-suave);
  margin-bottom: 10px;
}
.dir-desc { font-size: 0.95rem; line-height: 1.6; color: var(--tinta-negra); }
.dir-tag {
  background: var(--crema-oscuro);
  color: var(--concho-vino);
  font-family: var(--sans-ui);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 6px 12px;
  white-space: nowrap;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  .navbar-inner { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .brand { text-align: center; }
  .footer-inner { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .article-title { font-size: 2rem; }
  .article-body h2 { font-size: 1.65rem; }
  .calc-row { grid-template-columns: 1fr; }
  .dir-item { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}