/* blog.css — Conocimiento sanitario · Farmacia y Laboratorio Roberto Valero
   Misma identidad que el resto de la web: verde corporativo, Playfair Display + Plus Jakarta Sans.
   Las variables y la cabecera/pie son copia fiel de las páginas actuales. */
:root {
  --verde: #4e6d66; --verde-oscuro: #2d4a44; --verde-profundo: #1a332e;
  --pastel: #d4e4de; --pastel-claro: #e8f0ec; --pastel-medio: #b8d4c8;
  --fondo: #f6faf8; --blanco: #ffffff; --texto: #1a1a1a; --texto-suave: #4a5c57;
  --gris-suave: #eef3f0; --borde: rgba(78,109,102,0.14);
  --sombra: 0 4px 24px rgba(45,74,68,0.08);
  --sombra-lg: 0 12px 48px rgba(45,74,68,0.12);
  --radio: 16px; --radio-sm: 10px;
  --transicion: 0.35s cubic-bezier(0.4,0,0.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Plus Jakarta Sans', sans-serif; color: var(--texto); background: var(--fondo); line-height: 1.65; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--verde); outline-offset: 3px; border-radius: 4px; }
.salto { position: absolute; left: -9999px; top: 8px; background: #fff; color: var(--verde-oscuro); padding: 10px 16px; border-radius: 8px; z-index: 300; font-weight: 600; }
.salto:focus { left: 12px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* NAV (igual que el resto de la web) */
nav[aria-label="Principal"] { position: fixed; top: 0; left: 0; width: 100%; z-index: 100; background: rgba(45,74,68,0.94); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 18px 48px; gap: 32px; }
.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; flex-shrink: 0; }
.nav-logo .r-plus { width: 38px; height: 38px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; font-family: 'Playfair Display', serif; font-weight: 700; font-size: 16px; color: var(--verde-oscuro); }
.nav-logo-text { display: flex; flex-direction: column; }
.nav-logo-name { font-weight: 600; font-size: 15px; letter-spacing: 0.3px; line-height: 1.2; }
.nav-logo-sub { font-size: 11px; opacity: 0.6; }
.nav-links { display: flex; gap: 32px; list-style: none; flex: 1; justify-content: center; }
.nav-links a { color: rgba(255,255,255,0.92); text-decoration: none; font-size: 14px; font-weight: 500; transition: color var(--transicion); letter-spacing: 0.4px; white-space: nowrap; }
.nav-links a:hover { color: #fff; }
.nav-links a.active { color: #fff; border-bottom: 1.5px solid var(--pastel-medio); padding-bottom: 2px; }
.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.nav-cta { background: #fff; color: var(--verde-oscuro); padding: 10px 22px; border-radius: 50px; text-decoration: none; font-weight: 600; font-size: 14px; transition: all var(--transicion); white-space: nowrap; }
.nav-cta:hover { background: var(--pastel-claro); transform: translateY(-1px); }
.nav-cta-outline { background: transparent; color: #fff; padding: 10px 22px; border-radius: 50px; text-decoration: none; font-weight: 500; font-size: 14px; border: 1.5px solid rgba(255,255,255,0.45); white-space: nowrap; transition: all var(--transicion); display: inline-flex; align-items: center; gap: 6px; }
.nav-cta-outline:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.7); }
.nav-menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 10px; }
.nav-menu-btn span { display: block; width: 22px; height: 2px; background: white; border-radius: 2px; }
.nav-mobile-menu { display: none; position: fixed; top: 60px; left: 0; right: 0; background: rgba(26,51,46,0.98); backdrop-filter: blur(16px); padding: 16px 24px; z-index: 99; border-bottom: 1px solid rgba(78,109,102,0.3); max-height: calc(100vh - 60px); overflow-y: auto; }
.nav-mobile-menu.open { display: block; }
.nav-mobile-menu a { display: block; color: white; text-decoration: none; padding: 13px 0; font-size: 16px; font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav-mobile-menu a:last-child { border-bottom: none; }
.nav-cta-mobile { display: block; text-align: center; margin-top: 12px; background: white; color: #2d4a44 !important; border-radius: 50px; padding: 12px !important; font-weight: 700; border: none !important; }
/* Con 6 enlaces + 3 botones el menú es más ancho que el de las demás páginas:
   se compacta en escritorio y pasa al menú de hamburguesa por debajo de 1240 px. */
.nav-inner { max-width: 1440px; padding: 16px 32px; gap: 20px; }
.nav-links { gap: 20px; }
.nav-links a { font-size: 13.5px; letter-spacing: 0.2px; }
.nav-cta, .nav-cta-outline { padding: 9px 15px; font-size: 13.5px; }
.nav-cta-cal svg { display: none; }
@media (max-width: 1240px) {
  .nav-inner { padding: 12px 20px; }
  .nav-links, .nav-cta, .nav-cta-outline { display: none; }
  .nav-menu-btn { display: flex; }
}

/* HERO */
.page-hero { background: linear-gradient(165deg, var(--verde-profundo) 0%, var(--verde-oscuro) 40%, var(--verde) 100%); padding: 140px 32px 84px; position: relative; overflow: hidden; }
.page-hero::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 80px; background: linear-gradient(to top, var(--fondo), transparent); pointer-events: none; }
.page-hero-inner { max-width: 1100px; margin: 0 auto; position: relative; z-index: 1; }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 22px; }
.breadcrumb a { color: rgba(255,255,255,0.72); text-decoration: none; font-size: 13px; font-weight: 500; transition: color var(--transicion); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,0.4); font-size: 13px; }
.breadcrumb .breadcrumb-current { color: rgba(255,255,255,0.9); max-width: 100%; overflow-wrap: anywhere; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: 2.4px; text-transform: uppercase; color: var(--pastel-medio); margin-bottom: 16px; }
.page-hero h1 { font-family: 'Playfair Display', serif; font-size: clamp(2rem, 4.4vw, 3.3rem); font-weight: 500; line-height: 1.15; color: #fff; margin-bottom: 18px; max-width: 880px; overflow-wrap: break-word; }
.page-hero h1 em { font-style: italic; color: var(--pastel); }
.page-hero-desc { font-size: 17px; color: rgba(255,255,255,0.78); max-width: 640px; line-height: 1.7; }
.hero-botones { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-articulo { padding-bottom: 72px; }
.meta { font-size: 13px; color: var(--texto-suave); }
.meta-hero { margin-top: 24px; color: rgba(255,255,255,0.78); }

/* BOTONES */
.btn-primary { display: inline-block; background: #fff; color: var(--verde-oscuro); padding: 14px 32px; border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 15px; transition: all var(--transicion); }
.btn-primary:hover { background: var(--pastel-claro); transform: translateY(-2px); }
.btn-secondary { display: inline-block; background: transparent; color: #fff; padding: 14px 32px; border-radius: 50px; text-decoration: none; font-weight: 500; font-size: 15px; border: 1.5px solid rgba(255,255,255,0.5); transition: all var(--transicion); }
.btn-secondary:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.8); }
.btn-verde { display: inline-block; background: var(--verde-oscuro); color: #fff; padding: 13px 28px; border-radius: 50px; text-decoration: none; font-weight: 600; font-size: 14px; transition: all var(--transicion); }
.btn-verde:hover { background: var(--verde-profundo); transform: translateY(-2px); }

/* SECCIONES */
.seccion { padding: 72px 32px; }
.seccion-alt { background: var(--blanco); }
.seccion-inner { max-width: 1100px; margin: 0 auto; }
.seccion-label { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--verde); margin-bottom: 18px; }
.seccion-label::before { content: ''; width: 28px; height: 2px; background: var(--verde); border-radius: 2px; }
.seccion-titulo { font-family: 'Playfair Display', serif; font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 500; line-height: 1.2; color: var(--verde-profundo); margin-bottom: 32px; }
.vacio { color: var(--texto-suave); padding: 24px 0; }

/* PORTADAS (sin foto: tipográficas, en la gama de la marca) */
.portada { border-radius: var(--radio) var(--radio) 0 0; overflow: hidden; background: var(--pastel-claro); aspect-ratio: 16 / 9; }
.portada img { width: 100%; height: 100%; object-fit: cover; }
.portada-tipo { position: relative; display: flex; align-items: flex-end; justify-content: space-between; padding: 18px 22px; background: linear-gradient(135deg, var(--verde-oscuro), var(--verde)); color: #fff; }
.portada-tipo[data-cat="dermatologia-tricologia"] { background: linear-gradient(150deg, #1a332e, #4a6c63); }
.portada-tipo[data-cat="pediatria-geriatria"]     { background: linear-gradient(135deg, #4e6d66, #86a79b); }
.portada-tipo[data-cat="veterinaria"]             { background: linear-gradient(160deg, #2d4a44, #668a80); }
.portada-tipo[data-cat="nutricion-fitoterapia"]   { background: linear-gradient(135deg, #3a5d54, #98bbad); }
.portada-tipo[data-cat="consejo-farmaceutico"]    { background: linear-gradient(145deg, #1a332e, #3f6158); }
.portada-marca { font-family: 'Playfair Display', serif; font-size: clamp(2.4rem, 6vw, 3.6rem); font-weight: 600; line-height: 1; opacity: 0.22; }
.portada-cat { font-size: 11px; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase; opacity: 0.85; text-align: right; max-width: 60%; }
.portada-grande { border-radius: var(--radio); }

/* TARJETAS */
.rejilla { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tarjeta { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); overflow: hidden; display: flex; flex-direction: column; transition: transform var(--transicion), box-shadow var(--transicion); }
.tarjeta:hover { transform: translateY(-3px); box-shadow: var(--sombra-lg); }
.tarjeta-enlace { display: block; }
.tarjeta-cuerpo { padding: 24px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.tarjeta h3 { font-family: 'Playfair Display', serif; font-size: 1.28rem; font-weight: 600; line-height: 1.3; color: var(--verde-profundo); overflow-wrap: break-word; }
.tarjeta h3 a { text-decoration: none; }
.tarjeta h3 a:hover { color: var(--verde); }
.tarjeta-resumen { font-size: 14.5px; color: var(--texto-suave); line-height: 1.65; }
.tarjeta .meta { margin-top: auto; padding-top: 6px; }
.leer { font-size: 14px; font-weight: 600; color: var(--verde-oscuro); text-decoration: none; align-self: flex-start; padding: 6px 0; }
.leer:hover { color: var(--verde); text-decoration: underline; text-underline-offset: 4px; }
.etiqueta { font-size: 11.5px; font-weight: 700; letter-spacing: 1.4px; text-transform: uppercase; color: var(--verde); }
.etiqueta a { text-decoration: none; }
.etiqueta a:hover { text-decoration: underline; text-underline-offset: 3px; }
.etiqueta-hero { margin-bottom: 14px; }
.etiqueta-hero a { color: var(--pastel-medio); }
.pendiente { display: inline-block; margin-left: 6px; padding: 2px 8px; border-radius: 50px; background: #fdf3dc; color: #7a5a10; font-size: 10.5px; letter-spacing: 0.4px; text-transform: none; font-weight: 600; vertical-align: middle; }

/* DESTACADO */
.destacado { display: grid; grid-template-columns: 1.15fr 1fr; gap: 40px; align-items: center; }
.destacado-portada { display: block; }
.destacado-texto { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.destacado h2 { font-family: 'Playfair Display', serif; font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 500; line-height: 1.2; color: var(--verde-profundo); overflow-wrap: break-word; }
.destacado h2 a { text-decoration: none; }
.destacado h2 a:hover { color: var(--verde); }
.destacado-resumen { font-size: 16px; color: var(--texto-suave); line-height: 1.75; }

/* CATEGORÍAS */
.rejilla-cat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat-tarjeta { display: flex; flex-direction: column; gap: 8px; background: var(--blanco); border: 1px solid var(--borde); border-left: 3px solid var(--verde); border-radius: var(--radio-sm); padding: 24px; text-decoration: none; transition: transform var(--transicion), box-shadow var(--transicion); }
.cat-tarjeta:hover { transform: translateY(-3px); box-shadow: var(--sombra); }
.cat-nombre { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 600; color: var(--verde-profundo); }
.cat-desc { font-size: 14px; color: var(--texto-suave); line-height: 1.6; }
.cat-cuenta { font-size: 12px; font-weight: 600; color: var(--verde); letter-spacing: 0.5px; margin-top: auto; padding-top: 6px; }
.otras-cat { margin-top: 56px; padding-top: 32px; border-top: 1px solid var(--borde); }
.otras-cat ul { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; }
.otras-cat a { display: inline-block; padding: 8px 16px; border: 1px solid var(--borde); border-radius: 50px; background: #fff; font-size: 13.5px; font-weight: 500; color: var(--verde-oscuro); text-decoration: none; }
.otras-cat a:hover { background: var(--pastel-claro); }

/* ARTÍCULO */
.articulo { max-width: 760px; margin: 0 auto; padding: 56px 24px 24px; }
.articulo .portada-grande { margin-bottom: 40px; }
.prosa { font-size: 17px; line-height: 1.85; color: #243230; }
.prosa > * + * { margin-top: 1.2em; }
.prosa h2 { font-family: 'Playfair Display', serif; font-size: clamp(1.5rem, 2.6vw, 1.9rem); font-weight: 500; line-height: 1.25; color: var(--verde-profundo); margin-top: 2.2em; scroll-margin-top: 90px; }
.prosa h3 { font-family: 'Playfair Display', serif; font-size: 1.3rem; font-weight: 600; line-height: 1.3; color: var(--verde-oscuro); margin-top: 1.8em; scroll-margin-top: 90px; }
.prosa a { color: var(--verde-oscuro); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--pastel-medio); }
.prosa a:hover { text-decoration-color: var(--verde); }
.prosa ul, .prosa ol { padding-left: 1.4em; }
.prosa li + li { margin-top: 0.45em; }
.prosa li::marker { color: var(--verde); }
.prosa blockquote { border-left: 3px solid var(--pastel-medio); padding: 4px 0 4px 22px; color: var(--texto-suave); font-family: 'Playfair Display', serif; font-style: italic; font-size: 1.15em; }
.prosa hr { border: none; border-top: 1px solid var(--borde); margin: 2.4em 0; }
.tabla-wrap { overflow-x: auto; border: 1px solid var(--borde); border-radius: var(--radio-sm); background: #fff; -webkit-overflow-scrolling: touch; }
.prosa table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.55; min-width: 480px; }
.prosa th { text-align: left; background: var(--pastel-claro); color: var(--verde-profundo); font-weight: 700; padding: 12px 16px; font-size: 13.5px; }
.prosa td { padding: 12px 16px; border-top: 1px solid var(--borde); vertical-align: top; }

/* CAJAS */
.caja { border-radius: var(--radio-sm); padding: 20px 24px; font-size: 15.5px; line-height: 1.7; }
.caja > * + * { margin-top: 0.7em; }
.caja-titulo { font-weight: 700; font-size: 14px; letter-spacing: 0.3px; color: var(--verde-profundo); }
.caja-destacada { background: var(--pastel-claro); border-left: 4px solid var(--verde); }
.caja-aviso { background: #fff; border: 1px solid var(--borde); border-left: 4px solid var(--pastel-medio); color: var(--texto-suave); }
.caja-borrador { background: #fdf3dc; border: 1px solid #ecd9a4; border-left: 4px solid #c9a227; color: #5c4608; margin-bottom: 32px; }
.caja-borrador .caja-titulo { color: #5c4608; }
.aviso-salud { margin-top: 40px; font-size: 14px; }
.referencias { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--borde); }
.referencias h2 { font-family: 'Playfair Display', serif; font-size: 1.3rem; font-weight: 600; color: var(--verde-profundo); margin-bottom: 14px; }
.referencias ol { padding-left: 1.4em; font-size: 14px; color: var(--texto-suave); line-height: 1.7; }
.referencias li + li { margin-top: 8px; }
.autor-caja { display: flex; gap: 18px; align-items: center; margin-top: 40px; padding: 22px 24px; background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); }
.autor-sello { flex-shrink: 0; width: 52px; height: 52px; border-radius: 50%; background: var(--verde-oscuro); color: #fff; display: flex; align-items: center; justify-content: center; font-family: 'Playfair Display', serif; font-weight: 700; }
.autor-nombre { font-weight: 700; color: var(--verde-profundo); font-size: 15px; }
.autor-desc { font-size: 13.5px; color: var(--texto-suave); line-height: 1.6; }

/* CTA FINAL + PIE */
.cta-final { background: linear-gradient(165deg, var(--verde-profundo), var(--verde-oscuro)); padding: 76px 32px; text-align: center; margin-top: 24px; }
.cta-final h2 { font-family: 'Playfair Display', serif; font-size: clamp(1.8rem, 3vw, 2.4rem); color: #fff; font-weight: 500; margin-bottom: 14px; }
.cta-final p { color: rgba(255,255,255,0.78); font-size: 16px; max-width: 540px; margin: 0 auto 32px; line-height: 1.7; }
.cta-btns { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
footer { background: var(--verde-profundo); padding: 48px 32px 28px; color: rgba(255,255,255,0.6); font-size: 13px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-inner a { color: var(--pastel); text-decoration: none; }
.footer-inner a:hover { color: #fff; }

/* RESPONSIVE */
@media (max-width: 960px) {
  .rejilla, .rejilla-cat { grid-template-columns: repeat(2, 1fr); }
  .destacado { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 768px) {
  .nav-inner { padding: 12px 16px; }
  .nav-links, .nav-cta, .nav-cta-outline { display: none; }
  .nav-menu-btn { display: flex; }
  .page-hero { padding: 108px 20px 64px; }
  .hero-articulo { padding-bottom: 52px; }
  .seccion { padding: 52px 20px; }
  .cta-final { padding: 56px 20px; }
  footer { padding: 28px 20px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .prosa { font-size: 16.5px; }
  .autor-caja { flex-direction: column; align-items: flex-start; }
  .hero-botones .btn-primary, .hero-botones .btn-secondary, .cta-btns a { text-align: center; }
}
@media (max-width: 640px) {
  .rejilla, .rejilla-cat { grid-template-columns: 1fr; }
  .hero-botones, .cta-btns { flex-direction: column; align-items: stretch; }
}
@media print {
  nav[aria-label="Principal"], .cta-final, footer, .salto { display: none; }
  .page-hero { background: none; padding: 0 0 16px; } .page-hero h1, .page-hero-desc, .meta-hero { color: #000; }
}