/* ── RESET & BASE ── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --fondo:     #FAF7F2;
      --principal: #1B3A4B;
      --acento:    #E8963A;
      --tag:       #C4614A;
      --texto:     #161616;
      --borde:     #E2DDD6;
      --sombra:    0 2px 12px rgba(27,58,75,.08);
    }

    html { font-size: 16px; scroll-behavior: smooth; }
    body {
      background: var(--fondo);
      color: var(--texto);
      font-family: 'DM Sans', sans-serif;
      line-height: 1.7;
    }
    h1, h2, h3, h4 {
      font-family: 'Fraunces', serif;
      color: var(--principal);
      line-height: 1.25;
    }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; height: auto; display: block; }

    .contenedor { max-width: 860px; margin: 0 auto; padding: 0 20px; }
    .contenedor-ancho { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

    /* ── NAV ── */
    header {
      background: var(--fondo);
      border-bottom: 1px solid var(--borde);
      position: sticky; top: 0; z-index: 100;
    }
    .nav-inner {
      display: flex; align-items: center; justify-content: space-between;
      max-width: 1100px; margin: 0 auto; padding: 0 20px; height: 60px;
    }
    .nav-logo {
      font-family: 'Fraunces', serif;
      font-size: 1.3rem; font-weight: 700;
      color: var(--principal);
    }
    .nav-links { display: flex; gap: 28px; list-style: none; }
    .nav-links a {
      font-size: .85rem; font-weight: 500;
      color: var(--principal); opacity: .8;
      transition: opacity .2s;
    }
    .nav-links a:hover { opacity: 1; }
    .nav-dropdown { position: relative; }
    .nav-dropdown-menu {
      display: none; position: absolute; top: 100%; left: 0;
      background: #fff; border: 1px solid var(--borde);
      border-radius: 8px; padding: 8px 0; min-width: 200px;
      box-shadow: var(--sombra);
    }
    .nav-dropdown:hover .nav-dropdown-menu { display: block; }
    .nav-dropdown-menu a {
      display: block; padding: 8px 16px;
      font-size: .85rem;
    }
    .nav-dropdown-menu a:hover { background: var(--fondo); }

    .nav-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
    .nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--principal); margin: 5px 0; border-radius: 2px; transition: .3s; }
    .nav-mobile { display: none; background: #fff; border-top: 1px solid var(--borde); padding: 16px 20px; }
    .nav-mobile.abierto { display: block; }
    .nav-mobile a { display: block; padding: 10px 0; font-size: .95rem; color: var(--principal); border-bottom: 1px solid var(--borde); }
    .nav-mobile a:last-child { border-bottom: none; }

    @media (max-width: 768px) {
      .nav-links { display: none; }
      .nav-hamburger { display: block; }
    }

    /* ── BREADCRUMB ── */
    .breadcrumb {
      font-size: .8rem; color: var(--principal); opacity: .6;
      padding: 14px 0 0;
    }
    .breadcrumb a { opacity: .7; }
    .breadcrumb a:hover { opacity: 1; }
    .breadcrumb span { margin: 0 6px; }

    /* ── ETIQUETAS ── */
    .etiquetas { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 20px; }
    .etiqueta {
      font-size: .72rem; font-weight: 600; letter-spacing: .04em;
      text-transform: uppercase; color: var(--tag);
      background: rgba(196,97,74,.08);
      border-radius: 4px; padding: 3px 9px;
    }

    /* ── LIBRO FICHA ── */
    .libro-ficha {
      display: grid; grid-template-columns: 160px 1fr;
      gap: 24px; background: #fff; border: 1px solid var(--borde);
      border-radius: 12px; padding: 24px; margin: 28px 0;
    }
    .libro-ficha img { border-radius: 6px; box-shadow: var(--sombra); }
    .libro-ficha-datos h3 { font-size: 1.1rem; margin-bottom: 8px; }
    .libro-ficha-datos .meta {
      font-size: .82rem; opacity: .65; margin-bottom: 14px;
    }
    .libro-ficha-datos .meta span { margin-right: 14px; }
    .libro-ficha-datos .precio {
      font-size: 1.3rem; font-weight: 700;
      color: var(--acento); margin-bottom: 16px;
    }
    .btn-comprar {
      display: inline-block;
      background: var(--acento); color: #fff;
      padding: 11px 22px; border-radius: 8px;
      font-weight: 600; font-size: .88rem;
      transition: filter .2s;
    }
    .btn-comprar:hover { filter: brightness(1.08); }

    @media (max-width: 520px) {
      .libro-ficha { grid-template-columns: 1fr; }
      .libro-ficha img { max-width: 130px; }
    }

    /* ── RESUMEN EJECUTIVO ── */
    .resumen-ejecutivo {
      background: rgba(27,58,75,.04);
      border-left: 3px solid var(--acento);
      border-radius: 0 8px 8px 0;
      padding: 18px 22px; margin: 28px 0;
      font-size: .95rem;
    }
    .resumen-ejecutivo strong {
      display: block; font-size: .78rem;
      text-transform: uppercase; letter-spacing: .06em;
      color: var(--acento); margin-bottom: 8px;
    }

    /* ── PARA QUIÉN ── */
    .para-quien {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 16px; margin: 28px 0;
    }
    .para-bloque {
      background: #fff; border: 1px solid var(--borde);
      border-radius: 10px; padding: 18px;
    }
    .para-bloque h4 {
      font-size: .9rem; margin-bottom: 12px;
      padding-bottom: 8px; border-bottom: 1px solid var(--borde);
    }
    .para-bloque ul { list-style: none; padding: 0; }
    .para-bloque li {
      font-size: .88rem; padding: 5px 0;
      padding-left: 20px; position: relative;
    }
    .para-bloque li::before {
      position: absolute; left: 0;
      font-weight: 700;
    }
    .para-bloque.si li::before { content: "✓"; color: #3a9b6f; }
    .para-bloque.no li::before { content: "✗"; color: var(--tag); }

    @media (max-width: 540px) {
      .para-quien { grid-template-columns: 1fr; }
    }

    /* ── SECCIÓN ANÁLISIS ── */
    .analisis-seccion {
      background: #fff; border: 1px solid var(--borde);
      border-radius: 12px; padding: 28px;
      margin-bottom: 20px;
    }
    .analisis-seccion .icono { font-size: 1.5rem; margin-bottom: 8px; }
    .analisis-seccion h3 { font-size: 1.1rem; margin-bottom: 12px; }

    @media (max-width: 560px) {
      .analisis-seccion { padding: 20px 16px; }
    }

    /* ── MEJOR Y PEOR ── */
    .mejor-peor {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 16px; margin: 28px 0;
    }
    .mp-bloque {
      border-radius: 10px; padding: 18px;
    }
    .mp-bloque.mejor { background: rgba(58,155,111,.06); border: 1px solid rgba(58,155,111,.2); }
    .mp-bloque.peor { background: rgba(196,97,74,.06); border: 1px solid rgba(196,97,74,.2); }
    .mp-bloque h4 { font-size: .9rem; margin-bottom: 12px; }
    .mp-bloque.mejor h4 { color: #3a9b6f; }
    .mp-bloque.peor h4 { color: var(--tag); }
    .mp-bloque ul { list-style: none; padding: 0; }
    .mp-bloque li {
      font-size: .87rem; padding: 5px 0;
      padding-left: 20px; position: relative;
    }
    .mp-bloque.mejor li::before { content: "✓"; position: absolute; left: 0; color: #3a9b6f; font-weight: 700; }
    .mp-bloque.peor li::before { content: "—"; position: absolute; left: 0; color: var(--tag); font-weight: 700; }

    @media (max-width: 540px) {
      .mejor-peor { grid-template-columns: 1fr; }
    }

    /* ── VEREDICTO ── */
    .veredicto-final {
      background: var(--principal); color: #fff;
      border-radius: 16px; padding: 32px;
      margin: 40px 0;
    }
    .veredicto-final h2 { color: #fff; font-size: 1.5rem; margin-bottom: 10px; }
    .veredicto-final h2 em { color: var(--acento); font-style: italic; }
    .veredicto-adjetivo {
      display: inline-block;
      background: var(--acento); color: #fff;
      font-family: 'Fraunces', serif;
      font-size: 1rem; font-weight: 600;
      padding: 4px 14px; border-radius: 20px;
      margin-bottom: 16px;
    }
    .veredicto-final p { font-size: .92rem; opacity: .9; margin-bottom: 20px; line-height: 1.75; }
    .botones-compra {
      display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap;
    }
    .btn-amazon {
      display: inline-flex; align-items: center; gap: 8px;
      background: var(--acento); color: #fff;
      padding: 13px 24px; border-radius: 8px;
      font-weight: 600; font-size: .9rem;
      transition: filter .2s;
    }
    .btn-amazon:hover { filter: brightness(1.1); }
    .aviso-afiliado {
      font-size: .72rem; opacity: .5; margin-top: 14px;
    }

    @media (max-width: 560px) {
      .veredicto-final { padding: 22px 16px; }
    }

    /* ── FAQ ── */
    .faq { margin: 40px 0; }
    .faq h2 { font-size: 1.4rem; margin-bottom: 24px; }
    .faq-item { border-bottom: 1px solid var(--borde); padding: 18px 0; }
    .faq-pregunta {
      font-family: 'Fraunces', serif;
      font-size: 1rem; font-weight: 600;
      color: var(--principal); margin-bottom: 8px;
    }
    .faq-respuesta { font-size: .9rem; opacity: .85; }

    /* ── NEWSLETTER ── */
    .newsletter-cta {
      background: #fff; border: 1px solid var(--borde);
      border-radius: 16px; padding: 36px; text-align: center;
      margin: 48px 0;
    }
    .newsletter-cta h2 { font-size: 1.4rem; margin-bottom: 8px; }
    .newsletter-cta h2 em { font-style: italic; color: var(--acento); }
    .newsletter-cta p { opacity: .7; margin-bottom: 20px; font-size: .9rem; }
    .newsletter-form { display: flex; gap: 10px; max-width: 420px; margin: 0 auto 14px; }
    .newsletter-form input {
      flex: 1; padding: 12px 14px; border-radius: 8px;
      border: 1px solid var(--borde); font-family: 'DM Sans', sans-serif;
      font-size: .9rem; background: var(--fondo); color: var(--texto);
    }
    .newsletter-form button {
      background: var(--acento); color: #fff;
      border: none; border-radius: 8px;
      padding: 12px 20px; font-weight: 600;
      font-size: .9rem; cursor: pointer;
      font-family: 'DM Sans', sans-serif;
    }
    .newsletter-legal { font-size: .72rem; opacity: .5; }
    .newsletter-legal a { text-decoration: underline; }

    @media (max-width: 480px) {
      .newsletter-form { flex-direction: column; }
    }

    /* ── ARTÍCULO CUERPO ── */
    .articulo-cuerpo h2 {
      font-size: 1.35rem; margin: 36px 0 14px;
    }
    .articulo-cuerpo h3 { font-size: 1.05rem; margin: 24px 0 10px; }
    .articulo-cuerpo p { margin-bottom: 16px; font-size: .95rem; }
    .articulo-cuerpo ul, .articulo-cuerpo ol {
      margin: 12px 0 16px 20px; font-size: .95rem;
    }
    .articulo-cuerpo li { margin-bottom: 6px; }

    /* ── FOOTER ── */
    footer {
      background: var(--principal); color: rgba(255,255,255,.75);
      padding: 48px 0 24px;
    }
    .footer-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 32px; max-width: 1100px; margin: 0 auto;
      padding: 0 20px 36px; border-bottom: 1px solid rgba(255,255,255,.1);
    }
    .footer-col h4 {
      color: #fff; font-family: 'DM Sans', sans-serif;
      font-size: .8rem; letter-spacing: .08em;
      text-transform: uppercase; margin-bottom: 14px;
    }
    .footer-col ul { list-style: none; }
    .footer-col li { margin-bottom: 8px; }
    .footer-col a { font-size: .85rem; opacity: .7; transition: opacity .2s; }
    .footer-col a:hover { opacity: 1; }
    .footer-bottom {
      max-width: 1100px; margin: 0 auto;
      padding: 20px 20px 0;
      font-size: .78rem; display: flex;
      justify-content: space-between; flex-wrap: wrap;
      gap: 8px; opacity: .5;
    }
    .footer-bottom a { text-decoration: underline; }

    @media (max-width: 640px) {
      .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    }