/* ===== Centro de Conocimiento Gastronómico IGI — estilos del blog ===== */
:root{
  --naranja:#F58220; --naranja-osc:#D96A0B; --azul:#1F2430; --azul-2:#2B3245;
  --gris:#6B7280; --gris-claro:#F4F5F7; --blanco:#fff; --verde-wsp:#25D366;
  --amarillo:#FFC93C; --radius:14px; --sombra:0 4px 18px rgba(31,36,48,.10);
  --linea:#e7e9ef;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--azul);background:var(--blanco);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--naranja-osc);text-decoration:none}
.container{max-width:1180px;margin:0 auto;padding:0 22px}
.wrap-art{max-width:1080px;margin:0 auto;padding:0 22px}

/* ===== Header ===== */
.bhead{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--linea)}
.bhead .container{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.bhead .logo img{height:46px}
.bnav{display:flex;gap:22px;align-items:center}
.bnav a{color:var(--azul);font-weight:600;font-size:14.5px}
.bnav a:hover{color:var(--naranja-osc)}
.bnav a.on{color:var(--naranja-osc)}
.bcta{background:var(--naranja);color:#fff;padding:9px 16px;border-radius:30px;font-weight:800;font-size:13.5px}
.bcta:hover{color:#fff;filter:brightness(1.05)}
.bhamb{display:none;font-size:24px;background:none;border:none;cursor:pointer;color:var(--azul)}
@media(max-width:860px){.bnav{display:none}.bhamb{display:block}}

/* ===== Hub hero ===== */
.hub-hero{background:radial-gradient(circle at 18% 20%,rgba(255,255,255,.14),transparent 45%),linear-gradient(135deg,#20242F 0%,#2B3245 45%,#7a3d08 130%);color:#fff;padding:64px 0 70px;position:relative;overflow:hidden}
.hub-hero .eyebrow{color:var(--amarillo);font-weight:800;letter-spacing:2px;text-transform:uppercase;font-size:13px}
.hub-hero h1{font-size:clamp(30px,4.6vw,46px);line-height:1.1;margin:12px 0 14px;max-width:820px;letter-spacing:-.5px}
.hub-hero p.lead{color:#E7EAF1;font-size:clamp(16px,1.9vw,19px);max-width:720px}
.hub-search{margin-top:26px;display:flex;max-width:560px;background:#fff;border-radius:40px;padding:6px 6px 6px 20px;box-shadow:0 12px 30px rgba(10,12,20,.28)}
.hub-search input{flex:1;border:none;outline:none;font-size:15px;color:var(--azul);font-family:inherit;background:none}
.hub-search button{background:var(--naranja);color:#fff;border:none;border-radius:30px;padding:11px 22px;font-weight:800;font-size:14px;cursor:pointer}
.hub-search .tag-soon{align-self:center;margin-left:12px;font-size:11px;color:#c9cede}

/* ===== Category chips ===== */
.cats{display:flex;flex-wrap:wrap;gap:10px;padding:26px 0 6px}
.chip{border:1px solid var(--linea);background:#fff;border-radius:30px;padding:9px 16px;font-size:13.5px;font-weight:700;color:var(--azul);cursor:pointer;transition:.15s}
.chip:hover,.chip.on{background:var(--naranja);color:#fff;border-color:var(--naranja)}

/* ===== Featured ===== */
.sec-title{font-size:13px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--naranja-osc);margin:40px 0 16px}
.featured{display:grid;grid-template-columns:1.15fr 1fr;gap:0;border:1px solid var(--linea);border-radius:18px;overflow:hidden;box-shadow:var(--sombra);background:#fff}
.featured .ph{position:relative;min-height:320px;background:#222}
.featured .ph img{width:100%;height:100%;object-fit:cover;object-position:center top;position:absolute;inset:0}
.featured .body{padding:34px}
.tag-cat{display:inline-block;background:#FEEBD8;color:var(--naranja-osc);font-weight:800;font-size:12px;padding:5px 12px;border-radius:20px;text-transform:uppercase;letter-spacing:.4px}
.featured h2{font-size:clamp(22px,2.6vw,30px);line-height:1.2;margin:14px 0 12px;color:var(--azul);letter-spacing:-.3px}
.featured p{color:var(--gris);font-size:15.5px;margin-bottom:18px}
.meta-mini{display:flex;gap:14px;flex-wrap:wrap;color:#8b92a2;font-size:13px;margin-bottom:20px}
.read-link{display:inline-flex;align-items:center;gap:8px;background:var(--azul);color:#fff;padding:12px 22px;border-radius:30px;font-weight:800;font-size:14px}
.read-link:hover{color:#fff;background:#2b3245}

/* ===== Cards grid ===== */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
.card{border:1px solid var(--linea);border-radius:16px;overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:.15s}
.card:hover{box-shadow:var(--sombra);transform:translateY(-3px)}
.card .ph{aspect-ratio:4/3;background:linear-gradient(135deg,#eef0f4,#e3e6ee);position:relative;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover;object-position:center top}
.card .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:17px;line-height:1.28;color:var(--azul)}
.card .soon{position:absolute;top:10px;left:10px;background:rgba(31,36,48,.82);color:#fff;font-size:11px;font-weight:800;padding:4px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}
.card.draft{opacity:.72}
.card.draft h3{color:var(--gris)}
.card .card-cat{font-size:11.5px;font-weight:800;text-transform:uppercase;letter-spacing:.5px;color:var(--naranja-osc)}
.card .card-foot{margin-top:auto;font-size:12.5px;color:#9aa0ad}

/* ===== Article ===== */
.crumbs{font-size:13px;color:var(--gris);padding:20px 0 0}
.crumbs a{color:var(--gris)}
.crumbs a:hover{color:var(--naranja-osc)}
.crumbs span{color:var(--azul);font-weight:600}
.art-head{padding:6px 0 8px}
.art-head h1{font-size:clamp(28px,4vw,42px);line-height:1.15;margin:14px 0 14px;letter-spacing:-.6px;max-width:880px}
.art-lead{font-size:clamp(17px,2vw,20px);color:var(--gris);max-width:820px;line-height:1.55}
.art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin:22px 0 8px;padding:16px 0;border-top:1px solid var(--linea);border-bottom:1px solid var(--linea);font-size:14px;color:var(--gris)}
.art-meta .who{display:flex;align-items:center;gap:10px;color:var(--azul);font-weight:700}
.art-meta .ava{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--naranja),var(--naranja-osc));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.art-meta .sep{color:var(--linea)}
.art-hero{margin:24px 0 8px;border-radius:16px;overflow:hidden;box-shadow:var(--sombra)}
.art-hero img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;object-position:center top}
.art-hero figcaption{font-size:12.5px;color:#9aa0ad;padding:8px 4px;text-align:center}

.art-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:44px;margin-top:30px;align-items:start}
.toc{position:sticky;top:90px;border:1px solid var(--linea);border-radius:14px;padding:18px 18px 20px;font-size:14px;background:#fff}
.toc h4{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--naranja-osc);margin-bottom:12px}
.toc a{display:block;color:var(--azul);padding:5px 0;border-left:2px solid transparent;padding-left:12px;margin-left:-2px;line-height:1.35}
.toc a:hover{color:var(--naranja-osc);border-color:var(--naranja)}
.toc a.sub{padding-left:24px;font-size:13px;color:var(--gris)}
.toc-mobile{display:none}

.prose{max-width:760px;min-width:0;font-size:17px;color:#2c313d;line-height:1.72}
.prose h2{font-size:clamp(22px,2.6vw,29px);line-height:1.22;margin:40px 0 14px;color:var(--azul);letter-spacing:-.3px;scroll-margin-top:90px}
.prose h3{font-size:20px;margin:28px 0 10px;color:var(--azul);scroll-margin-top:90px}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 16px 22px}
.prose li{margin-bottom:8px}
.prose a{color:var(--naranja-osc);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.prose strong{color:var(--azul)}

.answer-box{background:linear-gradient(135deg,#FFF6EC,#FDEEDD);border:1px solid #F6D9BC;border-left:5px solid var(--naranja);border-radius:14px;padding:22px 24px;margin:26px 0}
.answer-box h2{margin:0 0 8px;font-size:19px;color:var(--naranja-osc);display:flex;align-items:center;gap:8px}
.answer-box p{margin:0;font-size:16px;color:#3a3f4c;line-height:1.6}

.quote{border-left:4px solid var(--naranja);background:var(--gris-claro);padding:14px 18px;border-radius:0 10px 10px 0;margin:20px 0;font-size:16.5px;color:var(--azul);font-style:italic}

.tabla-wrap{overflow-x:auto;margin:22px 0;border:1px solid var(--linea);border-radius:14px}
table.cmp{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
table.cmp th{background:var(--azul);color:#fff;text-align:left;padding:13px 16px;font-size:13.5px;letter-spacing:.3px}
table.cmp td{padding:12px 16px;border-top:1px solid var(--linea);color:#3a3f4c}
table.cmp tr:nth-child(even) td{background:#fafbfc}
table.cmp td:first-child{font-weight:700;color:var(--azul);white-space:nowrap}

.faq-b{border:1px solid var(--linea);border-radius:10px;margin-bottom:10px;overflow:hidden}
.faq-b summary{padding:15px 18px;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;font-size:15.5px}
.faq-b summary::after{content:"+";color:var(--naranja);font-weight:800;font-size:20px}
.faq-b[open] summary::after{content:"–"}
.faq-b .r{padding:0 18px 16px;color:var(--gris);font-size:15px}

/* Author box */
.author-box{display:flex;gap:18px;align-items:flex-start;border:1px solid var(--linea);border-radius:16px;padding:22px;margin:36px 0;background:#fff}
.author-box .ava-lg{width:64px;height:64px;border-radius:50%;flex:none;background:linear-gradient(135deg,var(--naranja),var(--naranja-osc));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:22px}
.author-box .lbl{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--naranja-osc);font-weight:800}
.author-box h4{font-size:18px;margin:3px 0 6px;color:var(--azul)}
.author-box p{font-size:14.5px;color:var(--gris);margin:0}
.author-box a{font-weight:700;font-size:13.5px}
.rev-note{font-size:13.5px;color:#9aa0ad;margin:-18px 0 30px;padding-left:4px}

/* CTA */
.cta-final{background:linear-gradient(135deg,var(--naranja),var(--naranja-osc));color:#fff;border-radius:18px;padding:38px 34px;text-align:center;margin:40px 0}
.cta-final h2{color:#fff;font-size:clamp(22px,2.6vw,28px);margin:0 0 8px}
.cta-final p{color:#FFE8D3;margin:0 auto 22px;max-width:560px}
.cta-final .btns{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.cta-final .b{padding:13px 22px;border-radius:30px;font-weight:800;font-size:14.5px}
.cta-final .b1{background:#fff;color:var(--naranja-osc)}
.cta-final .b2{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.5)}
.cta-final .b3{background:var(--verde-wsp);color:#fff}

/* Related */
.related h2{font-size:22px;color:var(--azul);margin:36px 0 16px}

/* Footer */
.bfoot{background:var(--azul);color:#c3c9d6;padding:40px 0 26px;margin-top:20px;font-size:14px}
.bfoot .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px}
.bfoot a{color:#c3c9d6}.bfoot a:hover{color:#fff}
.bfoot .fcol h5{color:#fff;font-size:14px;margin-bottom:10px}
.bfoot .fcol a{display:block;padding:3px 0}
.bfoot .fbot{width:100%;border-top:1px solid rgba(255,255,255,.12);margin-top:14px;padding-top:16px;font-size:12.5px;color:#8b92a2}

/* demo bar */
.demo-bar{background:#151922;color:#ffd7ad;text-align:center;padding:7px 14px;font-size:12.5px}
.demo-bar b{color:#fff}

@media(max-width:900px){
  .featured{grid-template-columns:1fr}
  .featured .ph{min-height:220px}
  .grid-cards{grid-template-columns:1fr 1fr}
  .art-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{display:none}
  .toc-mobile{display:block;margin:20px 0 4px;border:1px solid var(--linea);border-radius:12px;overflow:hidden}
  .toc-mobile summary{padding:14px 16px;font-weight:800;cursor:pointer;color:var(--azul)}
  .toc-mobile .toc{position:static;border:none;padding:0 16px 16px}
}
@media(max-width:560px){
  .grid-cards{grid-template-columns:1fr}
  .prose{font-size:16.5px}
  .cta-final{padding:28px 20px}
}

/* ===== Artículos 21-25: callout de fórmulas + caption accesible ===== */
.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}
.prose .tip{background:#fff7ea;border:1px solid #f3d9a6;border-left:4px solid #E96B00;border-radius:10px;padding:12px 16px;margin:14px 0;font-size:15px;line-height:1.5;color:#5a3d00;overflow-wrap:anywhere}
.prose .tip strong{color:#8a5a00;font-weight:700}