/* ═══════════════════════════════════════════════
   Capa visual v2: gradientes, tarjetas y movimiento sobrio
   ═══════════════════════════════════════════════ */
:root{
  --calido:#f59e0b; --calido-osc:#d97706;
  --violeta:#7c3aed; --rosa:#e11d48;
  --superficie:#ffffff;
  --grad-hero:linear-gradient(135deg,#134e4a 0%,#0f766e 42%,#115e59 72%,#1e3a34 100%);
  --grad-calido:linear-gradient(135deg,#fff7ed 0%,#ffedd5 100%);
  --grad-frio:linear-gradient(135deg,#f0fdfa 0%,#ccfbf1 100%);
  --sombra-flot:0 14px 40px rgba(15,118,110,.14);
}

/* ── hero con malla de color ── */
.hero{position:relative;overflow:hidden;background:var(--grad-hero)}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;
  filter:blur(70px);opacity:.42;pointer-events:none}
.hero::before{width:420px;height:420px;background:#14b8a6;top:-170px;left:-110px}
.hero::after{width:380px;height:380px;background:#f59e0b;bottom:-200px;right:-90px;opacity:.26}
.hero .container{position:relative;z-index:1}
.hero-chip{backdrop-filter:blur(6px)}

/* ── franja de cifras reales ── */
.cifras{background:var(--superficie);border-bottom:1px solid var(--border);padding:22px 0}
.cifras-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:16px;
  text-align:center}
.cifra-n{display:block;font-size:1.7rem;font-weight:900;line-height:1.1;
  background:linear-gradient(135deg,var(--primary) 0%,var(--calido) 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums}
.cifra-l{display:block;font-size:.8rem;color:var(--text-muted);margin-top:4px;font-weight:600}

/* ── tarjetas de silo con icono y color propio ── */
.silo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(252px,1fr));gap:18px}
.silo-card{position:relative;overflow:hidden;background:var(--bg-card);
  border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px 22px 20px;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s}
.silo-card::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;
  background:var(--c,var(--primary));opacity:.9}
.silo-card:hover{transform:translateY(-5px);box-shadow:var(--sombra-flot);
  border-color:color-mix(in srgb,var(--c,var(--primary)) 40%,var(--border))}
.silo-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  margin-bottom:14px;color:var(--c,var(--primary));
  background:color-mix(in srgb,var(--c,var(--primary)) 12%,#fff)}
.silo-card h3{margin:0 0 8px;font-size:1.06rem;font-weight:800;line-height:1.35}
.silo-card h3 a{text-decoration:none;color:var(--text-main)}
.silo-card:hover h3 a{color:var(--c,var(--primary-dark))}
.silo-n{background:color-mix(in srgb,var(--c,var(--primary)) 13%,#fff);
  color:color-mix(in srgb,var(--c,var(--primary)) 78%,#000)}

/* ── cabecera de silo en el hub ── */
.silo h2{display:flex;align-items:center;gap:10px;border-bottom-color:
  color-mix(in srgb,var(--c,var(--primary)) 28%,#fff)}
.silo h2 .ico{color:var(--c,var(--primary));flex:0 0 auto}
.lista-guias li{transition:transform .18s,border-color .18s,box-shadow .18s}
.lista-guias li:hover{transform:translateX(4px);border-color:var(--c,var(--primary));
  box-shadow:var(--shadow-sm)}

/* ── método con numeros en circulo degradado ── */
.metodo span{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  box-shadow:0 3px 10px rgba(13,148,136,.3)}

/* ── botones con un poco de vida ── */
.btn{position:relative;overflow:hidden}
.btn-primario{background:linear-gradient(135deg,var(--calido) 0%,var(--calido-osc) 100%)}
.btn:active{transform:translateY(0)}

/* ── caja de producto más cálida ── */
.caja-producto{background:var(--grad-calido);border-color:#fed7aa}
.cp-destacada{background:var(--grad-calido)}

/* ── entradilla con acento ── */
.entradilla{background:var(--grad-frio);border-left-color:var(--primary)}

/* ── resultados de la calculadora ── */
.res-destacado{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  box-shadow:0 6px 20px rgba(13,148,136,.28)}

/* ── revelado al hacer scroll ──
   El estado por defecto es visible: si el JS no corre, se ve todo igual. */
.rev{opacity:1;transform:none}
.js-rev .rev{opacity:0;transform:translateY(14px);
  transition:opacity .5s ease,transform .5s cubic-bezier(.2,.7,.3,1)}
.js-rev .rev.vis{opacity:1;transform:none}
.js-rev .rev-d1{transition-delay:.06s}
.js-rev .rev-d2{transition-delay:.12s}
.js-rev .rev-d3{transition-delay:.18s}
.js-rev .rev-d4{transition-delay:.24s}

/* ── quien pida menos movimiento, no ve ninguno ── */
@media (prefers-reduced-motion: reduce){
  .js-rev .rev{opacity:1!important;transform:none!important;transition:none!important}
  .silo-card:hover,.lista-guias li:hover,.btn:hover{transform:none}
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}
/* ═══════════════════════════════════════════════════
   AhorroClima.es — hoja de estilo base
   Paleta propia: teal (eficiencia) + naranja (calor) + azul (frío)
   ═══════════════════════════════════════════════════ */
:root{
  --primary:#0d9488; --primary-dark:#0f766e; --primary-glow:rgba(13,148,136,.12);
  --calor:#ea580c; --frio:#0284c7;
  --amazon:#f59e0b; --amazon-hover:#d97706;
  --text-main:#0f172a; --text-muted:#64748b;
  --bg-main:#f8fafc; --bg-card:#fff; --border:#e2e8f0;
  --radius:12px; --radius-lg:18px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.06);
  --shadow-card:0 4px 20px rgba(0,0,0,.07);
  --transition:.22s ease;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--text-main);background:var(--bg-main);line-height:1.65;
  -webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--primary-dark)}
.container{max-width:1080px;margin:0 auto;padding:0 20px}

/* ── cabecera ── */
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{font-weight:900;font-size:1.2rem;text-decoration:none;color:var(--text-main)}
.logo span{color:var(--primary)}
.logo small{font-weight:600;color:var(--text-muted);font-size:.72rem}
.nav-principal{display:flex;gap:22px}
.nav-principal a{text-decoration:none;color:var(--text-muted);font-weight:600;font-size:.93rem;
  transition:color var(--transition)}
.nav-principal a:hover,.nav-principal a.activo{color:var(--primary-dark)}
.hamburguesa{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px}
.hamburguesa span{width:22px;height:2px;background:var(--text-main);border-radius:2px}

/* ── hero ── */
.hero{background:linear-gradient(160deg,#0f766e 0%,#115e59 60%,#134e4a 100%);color:#fff;
  padding:62px 0 54px;text-align:center}
.hero-chip{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  border-radius:999px;padding:6px 15px;font-size:.78rem;font-weight:700;letter-spacing:.4px;
  text-transform:uppercase;margin-bottom:18px}
.hero h1{font-size:clamp(1.8rem,4.6vw,2.8rem);font-weight:900;line-height:1.18;margin:0 0 14px}
.hero h1 em{color:#5eead4;font-style:normal}
.hero-sub{max-width:640px;margin:0 auto;font-size:1.04rem;color:rgba(255,255,255,.88)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-block;padding:12px 22px;border-radius:var(--radius);font-weight:800;
  text-decoration:none;font-size:.95rem;transition:transform var(--transition),box-shadow var(--transition)}
.btn:hover{transform:translateY(-2px)}
.btn-primario{background:var(--amazon);color:#1f2937;box-shadow:0 4px 18px rgba(245,158,11,.35)}
.btn-primario:hover{background:var(--amazon-hover)}
.btn-secundario{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.3)}

.page-hero{background:#fff;border-bottom:1px solid var(--border);padding:46px 0 36px}
.page-hero h1{font-size:clamp(1.5rem,3.6vw,2.1rem);font-weight:900;margin:0 0 10px}
.page-hero .hero-sub{color:var(--text-muted);margin:0;max-width:720px}
.page-hero-sm{padding:34px 0 26px}
.actualizado{color:var(--text-muted);font-size:.85rem;margin:6px 0 0}

/* ── barra de confianza ── */
.trust-bar{background:#fff;border-bottom:1px solid var(--border);padding:12px 0}
.trust-bar-inner{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;
  font-size:.85rem;color:var(--text-muted)}
.trust-item strong{color:var(--text-main)}
.trust-sep{color:var(--border)}

/* ── secciones ── */
.section{padding:48px 0}
.section-alt{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-title{font-size:clamp(1.3rem,3vw,1.7rem);font-weight:900;margin:0 0 26px;text-align:center}

.silo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.silo-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition),transform var(--transition)}
.silo-card:hover{box-shadow:var(--shadow-card);transform:translateY(-3px)}
.silo-card h3{margin:0 0 8px;font-size:1.05rem;font-weight:800;line-height:1.35}
.silo-card h3 a{text-decoration:none;color:var(--text-main)}
.silo-card h3 a:hover{color:var(--primary-dark)}
.silo-card p{margin:0 0 12px;color:var(--text-muted);font-size:.92rem}
.silo-n{display:inline-block;background:var(--primary-glow);color:var(--primary-dark);
  border-radius:999px;padding:3px 11px;font-size:.78rem;font-weight:700}

.metodo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.metodo{display:flex;gap:12px;align-items:flex-start}
.metodo span{flex-shrink:0;width:30px;height:30px;border-radius:50%;background:var(--primary);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:.9rem}
.metodo p{margin:0;font-size:.93rem;color:var(--text-muted)}

/* ── listas de contenido ── */
.silo{margin-bottom:36px}
.silo h2{font-size:1.25rem;font-weight:900;margin:0 0 6px;padding-bottom:8px;
  border-bottom:2px solid var(--primary-glow)}
.silo-desc{color:var(--text-muted);margin:0 0 14px;font-size:.95rem}
.lista-guias{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.lista-guias li{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:12px 16px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.lista-guias a{text-decoration:none;color:var(--text-main);font-weight:600;font-size:.95rem}
.lista-guias a:hover{color:var(--primary-dark)}
.pendiente{flex-shrink:0;background:#fef3c7;color:#92400e;border-radius:999px;
  padding:2px 10px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.3px}
.lista-guias li.por-escribir{background:#fcfcfd;border-style:dashed}
.lista-guias li.por-escribir span:first-child{color:var(--text-muted);font-weight:600;font-size:.95rem}

/* ── calculadora ── */
.calc{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:22px;margin:0 0 30px;box-shadow:var(--shadow-card)}
.calc-lab{font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.5px;
  color:var(--text-muted);margin:0 0 10px}
.calc-botones{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.preset{background:#f8fafc;border:1px solid var(--border);border-radius:999px;
  padding:7px 14px;font:inherit;font-size:.86rem;font-weight:600;cursor:pointer;
  color:var(--text-main);transition:all .15s;display:inline-flex;gap:7px;align-items:baseline}
.preset span{color:var(--text-muted);font-weight:500;font-size:.78rem}
.preset:hover{border-color:var(--primary);color:var(--primary-dark)}
.preset.on{background:var(--primary);border-color:var(--primary);color:#fff}
.preset.on span{color:rgba(255,255,255,.8)}
.calc-campos{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;
  margin-bottom:22px}
.campo label{display:block;font-size:.84rem;font-weight:700;margin-bottom:6px;color:var(--text-main)}
.campo label small{font-weight:500;color:var(--text-muted)}
.campo-in{display:flex;align-items:center;border:1px solid var(--border);border-radius:var(--radius);
  background:#fff;overflow:hidden}
.campo-in input{flex:1;border:0;padding:11px 12px;font:inherit;font-size:1.05rem;font-weight:700;
  width:100%;min-width:0;background:transparent;color:var(--text-main)}
.campo-in input:focus{outline:2px solid var(--primary);outline-offset:-2px}
.campo-in span{padding:0 13px;color:var(--text-muted);font-weight:700;font-size:.9rem}
.campo select{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:var(--radius);
  font:inherit;font-size:.93rem;background:#fff;color:var(--text-main)}
.campo select:focus{outline:2px solid var(--primary);outline-offset:-2px}
.calc-salida{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;
  margin-bottom:24px}
.res{background:#f0fdfa;border:1px solid #99f6e4;border-radius:var(--radius);padding:14px 10px;
  text-align:center}
.res-destacado{background:var(--primary);border-color:var(--primary)}
.res-destacado .res-n{color:#fff}
.res-destacado .res-l{color:rgba(255,255,255,.85)}
.res-n{display:block;font-size:1.45rem;font-weight:900;color:var(--primary-dark);
  font-variant-numeric:tabular-nums;line-height:1.1}
.res-l{display:block;font-size:.78rem;color:var(--text-muted);margin-top:4px;font-weight:600}
.calc-comparativa{border-top:1px solid var(--border);padding-top:18px}
.comp-fila{display:grid;grid-template-columns:150px 1fr 76px;gap:10px;align-items:center;
  margin-bottom:9px}
.comp-etq{font-size:.86rem;font-weight:600}
.comp-etq small{display:block;color:var(--text-muted);font-weight:500;font-size:.76rem}
.comp-pista{background:#f1f5f9;border-radius:6px;height:26px;overflow:hidden}
.comp-rel{height:100%;border-radius:6px;transition:width .25s ease;min-width:3px}
.comp-barato{background:var(--primary)}
.comp-caro{background:var(--calor)}
.comp-val{font-weight:800;font-size:.92rem;text-align:right;font-variant-numeric:tabular-nums}
.calc-nota{font-size:.88rem;color:var(--text-main);font-weight:600;margin:10px 0 0}
.calc-fuente{font-size:.78rem;color:var(--text-muted);margin:18px 0 0;padding-top:14px;
  border-top:1px solid var(--border);line-height:1.5}
@media(max-width:520px){
  .comp-fila{grid-template-columns:118px 1fr 66px}
  .res-n{font-size:1.2rem}
}

/* ── índice del artículo ── */
.indice{background:#f8fafc;border:1px solid var(--border);border-left:4px solid var(--primary);
  border-radius:0 var(--radius) var(--radius) 0;padding:16px 20px;margin:0 0 26px}
.indice-tit{font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.5px;
  color:var(--text-muted);margin:0 0 8px}
.indice ol{margin:0;padding-left:20px;counter-reset:i}
.indice li{margin:4px 0;font-size:.93rem}
.indice a{color:var(--text-main);text-decoration:none}
.indice a:hover{color:var(--primary-dark);text-decoration:underline}
.articulo h2{scroll-margin-top:80px}

/* ── foto de producto en la caja ── */
.caja-producto{display:flex;gap:18px;align-items:flex-start}
.cp-foto{flex:0 0 120px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);padding:8px;display:grid;place-items:center}
.cp-foto img{width:100%;height:auto;max-height:120px;object-fit:contain;display:block}
.cp-cuerpo{flex:1 1 auto;min-width:0}
.cp-destacada .cp-foto{flex-basis:170px}
.cp-destacada .cp-foto img{max-height:170px}
.tabla-prod-img{width:46px;height:46px;object-fit:contain;display:block}
@media(max-width:560px){
  .caja-producto{flex-direction:column}
  .cp-foto{flex-basis:auto;width:100%;max-width:200px}
}

/* ── gráficos ── */
.grafico{margin:26px 0;padding:18px 18px 12px;background:var(--bg-card);
  border:1px solid var(--border);border-radius:var(--radius-lg)}
.grafico-tit{font-weight:800;font-size:1rem;margin:0 0 12px;color:var(--text-main)}
.svg-grafico{width:100%;height:auto;display:block;overflow:visible}
.grafico-pie{font-size:.8rem;color:var(--text-muted);margin:12px 0 0;line-height:1.5}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ── ficha de producto ── */
.cp-destacada{border-left-width:5px;background:linear-gradient(180deg,#fff 0%,#fffbeb 100%)}
.lista-pro li::marker{content:"¹3  ";color:var(--primary)}
.lista-con li::marker{content:"¹5  ";color:var(--calor)}
.lista-pro,.lista-con{list-style:none;padding-left:4px}
.lista-pro li,.lista-con li{padding-left:22px;position:relative}
.lista-pro li::before{content:"¹3";position:absolute;left:0;color:var(--primary);font-weight:900}
.lista-con li::before{content:"¹5";position:absolute;left:0;color:var(--calor);font-weight:900}
.nota-editorial{background:#f0fdfa;border:1px solid #99f6e4;border-radius:var(--radius-lg);
  padding:20px 22px;margin:30px 0}
.nota-editorial h2{margin-top:0;border:0;font-size:1.1rem}
.nota-editorial .tabla td:last-child,.nota-editorial .tabla th:last-child{text-align:right;
  font-variant-numeric:tabular-nums;white-space:nowrap}

/* ── legal ── */
.legal{max-width:780px}
.legal h2{font-size:1.1rem;font-weight:800;margin:26px 0 8px}
.legal ul{padding-left:20px}
.tabla{width:100%;border-collapse:collapse;margin:14px 0;font-size:.9rem}
.tabla th,.tabla td{border:1px solid var(--border);padding:10px 12px;text-align:left;vertical-align:top}
.tabla th{background:#f1f5f9;font-weight:800}

/* ── pie ── */
.site-footer{background:#0f172a;color:#cbd5e1;padding:40px 0 24px;margin-top:40px;font-size:.9rem}
.footer-cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px;margin-bottom:26px}
.footer-logo{font-weight:900;font-size:1.05rem;color:#fff;margin:0 0 8px}
.footer-logo span{color:#5eead4}
.footer-logo small{font-weight:600;color:#94a3b8;font-size:.72rem}
.footer-sobre{margin:0;color:#94a3b8;max-width:380px}
.footer-tit{font-weight:800;color:#fff;margin:0 0 8px}
.site-footer a{display:block;color:#cbd5e1;text-decoration:none;padding:3px 0}
.site-footer a:hover{color:#5eead4}
.footer-afiliado{border-top:1px solid #1e293b;padding-top:16px;color:#94a3b8;font-size:.82rem;margin:0 0 10px}
.footer-copy{color:#64748b;font-size:.8rem;margin:0}

/* ── artículo ── */
.miga{background:#fff;border-bottom:1px solid var(--border);padding:10px 0;font-size:.84rem;color:var(--text-muted)}
.miga a{color:var(--text-muted);text-decoration:none}
.miga a:hover{color:var(--primary-dark)}
.articulo{max-width:760px;padding-top:34px;padding-bottom:10px}
.articulo h1{font-size:clamp(1.55rem,3.8vw,2.15rem);font-weight:900;line-height:1.22;margin:0 0 10px}
.articulo-meta{color:var(--text-muted);font-size:.86rem;margin:0 0 24px}
.articulo h2{font-size:1.22rem;font-weight:800;margin:34px 0 10px;padding-bottom:6px;
  border-bottom:2px solid var(--primary-glow)}
.articulo h3{font-size:1.02rem;font-weight:800;margin:20px 0 6px}
.articulo p{margin:0 0 14px}
.articulo ul,.articulo ol{margin:0 0 16px;padding-left:22px}
.articulo li{margin-bottom:7px}
.entradilla{font-size:1.1rem;line-height:1.6;background:var(--primary-glow);
  border-left:4px solid var(--primary);border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 18px;margin:0 0 26px!important}
.tabla-wrap{overflow-x:auto;margin:16px 0}
.nota-tabla{font-size:.86rem;color:var(--text-muted)}
.caja-producto{background:var(--bg-card);border:1px solid var(--border);
  border-left:4px solid var(--amazon);border-radius:var(--radius);padding:18px 20px;margin:22px 0}
.cp-gancho{font-size:.8rem;font-weight:800;text-transform:uppercase;letter-spacing:.4px;
  color:var(--amazon-hover);margin:0 0 6px!important}
.cp-nombre{font-weight:800;font-size:1.05rem;margin:0 0 4px!important}
.cp-specs{color:var(--text-muted);font-size:.9rem;margin:0 0 8px!important}
.cp-precio{font-weight:900;font-size:1.15rem;margin:0 0 14px!important}
.cp-meta{display:block;font-weight:500;font-size:.8rem;color:var(--text-muted);margin-top:3px}
.metodo-nota{background:#f1f5f9;border:1px dashed var(--border);border-radius:var(--radius);
  padding:16px 18px;margin:30px 0;font-size:.88rem;color:var(--text-muted)}
.metodo-nota p{margin:0}
.faq-item{border-bottom:1px solid var(--border);padding:12px 0}
.faq-item h3{margin:0 0 5px}
.faq-item p{margin:0;color:var(--text-muted)}
.relacionadas{margin:34px 0 10px;background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:20px 22px}
.relacionadas h2{margin-top:0;border:0;font-size:1.05rem}
.relacionadas ul{list-style:none;padding:0;margin:0}
.relacionadas li{margin-bottom:8px}
.relacionadas a{font-weight:600;text-decoration:none}
.relacionadas a:hover{text-decoration:underline}

@media(max-width:860px){
  .footer-cols{grid-template-columns:1fr}
  .nav-principal{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;
    flex-direction:column;gap:0;padding:8px 20px 14px;border-bottom:1px solid var(--border);
    box-shadow:var(--shadow-card)}
  .nav-principal.abierto{display:flex}
  .nav-principal a{padding:10px 0;border-bottom:1px solid var(--border)}
  .hamburguesa{display:flex}
}

/* ═══════════════════════════════════════════════
   Hubs v3: tarjetas con foto y calidez general
   ═══════════════════════════════════════════════ */
:root{
  --bg-main:#fbfaf7;              /* hueso en vez de blanco azulado */
  --bg-tibio:#fffaf3;
  --grad-seccion:linear-gradient(180deg,#fbfaf7 0%,#fff7ed 100%);
}
body{background:var(--bg-main)}
.section-alt{background:var(--grad-seccion);border-color:#fde8d0}

/* ── rejilla de tarjetas ── */
.grid-prod{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.grid-comp{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}

/* ── tarjeta de producto ── */
.t-prod{display:flex;flex-direction:column;text-decoration:none;color:inherit;
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;position:relative;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s}
.t-prod::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;
  background:var(--c);z-index:2}
.t-prod:hover{transform:translateY(-6px);box-shadow:var(--sombra-flot);
  border-color:color-mix(in srgb,var(--c) 45%,var(--border))}
.ta-foto{background:linear-gradient(180deg,#fff 0%,color-mix(in srgb,var(--c) 7%,#fff) 100%);
  height:168px;display:grid;place-items:center;padding:16px;border-bottom:1px solid var(--border)}
.ta-foto img{max-height:136px;width:auto;max-width:100%;object-fit:contain;display:block;
  transition:transform .3s cubic-bezier(.2,.7,.3,1)}
.t-prod:hover .ta-foto img{transform:scale(1.05)}
.ta-cuerpo{padding:16px 18px 18px;position:relative;flex:1;display:flex;flex-direction:column}
.ta-nota{position:absolute;top:-16px;right:16px;background:var(--c);color:#fff;
  font-weight:900;font-size:.9rem;padding:5px 11px;border-radius:999px;
  box-shadow:0 3px 10px rgba(0,0,0,.18)}
.ta-nombre{font-weight:800;font-size:1rem;margin:0 0 6px;line-height:1.3}
.ta-gancho{font-size:.88rem;color:var(--text-muted);margin:0 0 12px;line-height:1.5;flex:1}
.ta-pie{margin:0;font-size:.95rem}
.ta-pie strong{font-size:1.1rem;font-weight:900;color:var(--text-main)}
.ta-pie span{color:var(--text-muted);font-size:.82rem}

/* ── tarjeta de comparativa ── */
.t-comp{display:flex;gap:16px;text-decoration:none;color:inherit;background:var(--bg-card);
  border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;
  position:relative;overflow:hidden;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s}
.t-comp::before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:var(--c)}
.t-comp:hover{transform:translateY(-5px);box-shadow:var(--sombra-flot);
  border-color:color-mix(in srgb,var(--c) 45%,var(--border))}
.tc-minis{flex:0 0 96px;display:grid;grid-template-columns:1fr 1fr;gap:5px;align-content:start;
  position:relative}
.tc-minis img{width:100%;aspect-ratio:1;object-fit:contain;background:#fff;
  border:1px solid var(--border);border-radius:8px;padding:4px}
.tc-n{position:absolute;right:-6px;bottom:-6px;background:var(--c);color:#fff;
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  font-size:.78rem;font-weight:900;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.tc-cuerpo{flex:1;min-width:0}
.tc-preg{font-weight:800;font-size:1.02rem;margin:0 0 6px;line-height:1.32}
.tc-bajada{font-size:.88rem;color:var(--text-muted);margin:0 0 12px;line-height:1.5}
.tc-cta{font-size:.86rem;font-weight:800;color:var(--c)}
.t-comp:hover .tc-cta{text-decoration:underline}

/* ── cabeceras de hub con algo de color ── */
.page-hero{background:linear-gradient(135deg,#fff 0%,var(--bg-tibio) 100%)}
.page-hero h1{background:linear-gradient(120deg,var(--text-main) 0%,var(--primary-dark) 95%);
  -webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block}

/* ── tablas y FAQ menos frías ── */
.tabla th{background:linear-gradient(180deg,#f8fafc 0%,#f1f5f9 100%)}
.tabla tbody tr:nth-child(even){background:#fdfcfa}
.faq-item{border-bottom-color:#f1e9dd}
.relacionadas{background:var(--grad-calido);border-color:#fed7aa}

@media(max-width:480px){
  .t-comp{flex-direction:column}
  .tc-minis{flex-basis:auto;grid-template-columns:repeat(3,1fr);max-width:160px}
}