/* El manual de la compra — diseño editorial. Tipografías alojadas en la propia web (sin Google Fonts). */
@font-face{font-family:"Lora";src:url(/assets/fonts/lora.woff) format("woff");font-weight:400 700;font-style:normal;font-display:swap}
@font-face{font-family:"Lora";src:url(/assets/fonts/lora-italic.woff) format("woff");font-weight:400 700;font-style:italic;font-display:swap}
@font-face{font-family:"Poppins";src:url(/assets/fonts/poppins-500.woff) format("woff");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Poppins";src:url(/assets/fonts/poppins-700.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}

:root{
  --bg:#f6f8f5;--surface:#fff;--ink:#14231b;--mut:#4d5e55;--line:#dde5df;
  --brand:#17653f;--brand-d:#0f4a2e;--brand-t:#e3f1e8;--saffron:#f6c026;--tomato:#d9432b;
  --c-supermercados:#1d5fa8;--c-productos:#17653f;--c-ahorro:#c2410c;--c-guias:#6b4bb8;--c-comparativas:#0e7490;--c-precios:#a16207;--c-ofertas:#be123c;
  --display:"Poppins","Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  --text:"Lora",Georgia,"Times New Roman",serif;
  --r:14px;--shadow:0 1px 2px rgba(20,35,27,.06),0 8px 24px rgba(20,35,27,.06)
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 18px/1.7 var(--text);-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
a{color:var(--brand-d);text-underline-offset:3px;text-decoration-thickness:1px}a:hover{color:#000}
:focus-visible{outline:3px solid #1a73e8;outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:8px 12px;z-index:30}.skip:focus{left:8px;top:8px}
h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.02em;line-height:1.18;text-wrap:balance;margin:0}
.ico{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- cabecera ---------- */
.site-header{background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;gap:20px;flex-wrap:wrap;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font:700 1.2rem/1 var(--display);letter-spacing:-.02em;text-decoration:none;color:var(--ink)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:20px}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;flex-wrap:wrap;gap:2px 4px;list-style:none;margin:0;padding:0}
.main-nav a{display:block;padding:8px 11px;border-radius:999px;font:500 .86rem/1 var(--display);color:var(--ink);text-decoration:none}
.main-nav a:hover{background:var(--brand-t)}
.main-nav a[aria-current]{background:var(--ink);color:#fff}
.menu-btn{display:none;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 16px;font:500 .86rem var(--display);cursor:pointer;color:var(--ink)}
@media(max-width:960px){.js .menu-btn{display:block}.js .main-nav{display:none;width:100%;margin:0 0 12px}.js .main-nav.open{display:block}.js .main-nav ul{flex-direction:column}.js .main-nav a{padding:12px 14px;border-radius:10px}}
main{padding-bottom:56px;min-height:60vh}

/* ---------- migas ---------- */
.crumbs ol{display:flex;flex-wrap:wrap;list-style:none;margin:18px 0 0;padding:0;font:500 .78rem var(--display);color:var(--mut)}
.crumbs li+li::before{content:"/";margin:0 9px;color:#9aa8a0}.crumbs a{color:var(--mut);text-decoration:none}.crumbs a:hover{color:var(--ink);text-decoration:underline}

/* ---------- portada ---------- */
.hero{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;padding:44px 0 28px}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.4rem);letter-spacing:-.035em}
.hero h1 em{font-style:normal;color:var(--brand);box-shadow:inset 0 -.32em 0 var(--saffron)}
.hero .lead{font-size:1.15rem;color:var(--mut);max-width:34em;margin:18px 0 22px}
.pricecard{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:22px}
.pricecard h2{font-size:.78rem;font:500 .78rem var(--display);letter-spacing:.08em;text-transform:uppercase;color:var(--mut);margin:0 0 4px}
.pricecard .when{font:500 .78rem var(--display);color:var(--mut);margin:0 0 10px}
.pc-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-top:1px solid var(--line);text-decoration:none;color:var(--ink)}
.pc-row:first-of-type{border-top:0}
.pc-row .ico{font-size:26px;color:var(--brand)}
.pc-row b{display:block;font:500 .95rem/1.2 var(--display)}.pc-row small{display:block;color:var(--mut);font:400 .82rem/1.3 var(--display)}
.pc-price{margin-left:auto;text-align:right;font:700 1.15rem/1 var(--display);font-variant-numeric:tabular-nums}.pc-price small{font-weight:500}
.pricecard .more{display:block;margin-top:12px;font:500 .88rem var(--display)}
@media(max-width:860px){.hero{grid-template-columns:1fr;gap:26px;padding-top:28px}}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:46px 0 16px}
.sec-head h2{font-size:1.5rem}.sec-head a{font:500 .9rem var(--display)}

.search .row{display:flex;gap:8px;max-width:520px}
.search label{display:block;font:500 .82rem var(--display);margin-bottom:6px}
.search input{flex:1;min-width:0;padding:14px 16px;font:400 1rem var(--text);border:1px solid #9bb0a4;border-radius:12px;background:#fff;color:var(--ink)}
.search button{padding:14px 20px;font:700 .92rem var(--display);color:#fff;background:var(--brand);border:0;border-radius:12px;cursor:pointer}.search button:hover{background:var(--brand-d)}
#results{margin-top:22px;max-width:720px}#results .res{padding:14px 0;border-bottom:1px solid var(--line)}#results .res a{font:700 1.05rem var(--display)}#results p{margin:.2em 0}

/* ---------- tarjetas ---------- */
.cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.card{--c:var(--brand)}
.card a{display:flex;flex-direction:column;height:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .18s,box-shadow .18s}
.card a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card .art{display:block;aspect-ratio:16/9;background:color-mix(in srgb,var(--c) 12%,#fff);border-bottom:1px solid color-mix(in srgb,var(--c) 16%,#fff);overflow:hidden}.card .art img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .35s}.card a:hover .art img{transform:scale(1.04)}
.card .body{display:flex;flex-direction:column;gap:7px;padding:16px 18px 18px;flex:1}
.kicker{font:700 .7rem/1 var(--display);letter-spacing:.09em;text-transform:uppercase;color:var(--c,var(--brand))}
.card strong{font:700 1.08rem/1.28 var(--display);letter-spacing:-.01em}
.card .d{font-size:.93rem;line-height:1.5;color:var(--mut)}
.card .from{margin-top:auto;padding-top:8px;font:500 .84rem var(--display);color:var(--ink)}.card .from b{font-size:1.02rem;color:var(--c)}
.card.big a{flex-direction:row}.card.big .art{aspect-ratio:auto;min-width:38%;border-bottom:0}
.cards.feature{grid-template-columns:1.4fr 1fr 1fr}.cards.feature .card:first-child{grid-row:span 1}
@media(max-width:900px){.cards.feature{grid-template-columns:1fr}.card.big a{flex-direction:column}.card.big .art{min-height:120px}}
.s-supermercados{--c:var(--c-supermercados)}.s-productos{--c:var(--c-productos)}.s-ahorro{--c:var(--c-ahorro)}.s-guias{--c:var(--c-guias)}.s-comparativas{--c:var(--c-comparativas)}.s-precios{--c:var(--c-precios)}.s-ofertas{--c:var(--c-ofertas)}
.topics{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.topics a{display:flex;flex-direction:column;gap:6px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);text-decoration:none;color:var(--ink);font:700 .95rem var(--display)}
.topics a:hover{border-color:var(--c)}.topics .ico{font-size:28px;color:var(--c)}.topics small{font:400 .8rem/1.4 var(--display);color:var(--mut)}
.trust{margin-top:52px;padding:30px 32px;border-radius:20px;background:var(--brand-d);color:#e9f4ee}
.trust h2{color:#fff;font-size:1.4rem;margin-bottom:8px}.trust p{margin:0;max-width:46em}.trust a{color:#fff}

/* ---------- cabecera de sección ---------- */
.hub-head{padding:34px 0 8px;max-width:760px}
.hub-head .kicker{display:flex;align-items:center;gap:8px}.hub-head .kicker .ico{font-size:18px}
.hub-head h1{font-size:clamp(2rem,4vw,2.8rem);margin:10px 0 12px}
.hub-head .lead{font-size:1.15rem;color:var(--mut);margin:0}
.hub-intro{max-width:46em;margin:6px 0 26px;font-size:1.04rem}

/* ---------- artículo ---------- */
.art-layout{display:grid;grid-template-columns:minmax(0,720px) 260px;gap:56px;justify-content:center;align-items:start}
@media(max-width:1020px){.art-layout{grid-template-columns:minmax(0,720px)}}
.article{--c:var(--brand)}
.a-head{padding:34px 0 8px}
.a-head .kicker{display:inline-flex;align-items:center;gap:8px;text-decoration:none}.a-head .kicker .ico{font-size:18px}
.a-head h1{font-size:clamp(2rem,4.4vw,3.1rem);letter-spacing:-.035em;margin:12px 0 16px}
.deck{font:400 1.28rem/1.5 var(--text);font-style:italic;color:var(--mut);margin:0 0 22px}
.meta{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:center;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font:500 .8rem var(--display);color:var(--mut)}
.meta a{color:var(--ink)}
.enbreve{margin:26px 0 8px;padding:18px 22px;border-radius:var(--r);background:color-mix(in srgb,var(--c) 9%,#fff);border:1px solid color-mix(in srgb,var(--c) 22%,#fff)}
.enbreve b{display:block;font:700 .7rem var(--display);letter-spacing:.1em;text-transform:uppercase;color:var(--c);margin-bottom:6px}
.enbreve p{margin:0;font-size:1.04rem;line-height:1.6}
.prose{font-size:1.1rem;line-height:1.78}
.prose>*{max-width:100%}
.prose p{margin:0 0 1.15em}
.prose>p:first-of-type::first-letter{font:700 3.6em/.82 var(--display);float:left;margin:.08em .1em 0 0;color:var(--c)}
.prose h2{font-size:1.6rem;margin:2em 0 .55em;padding-top:.2em}
.prose h3{font-size:1.2rem;margin:1.6em 0 .4em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.3em}.prose li{margin:.35em 0}
.prose li::marker{color:var(--c);font-weight:700}
.prose strong{font-weight:700}
.prose blockquote{margin:1.6em 0;padding:.2em 0 .2em 1.3em;border-left:4px solid var(--saffron);font-style:italic;font-size:1.2rem;color:var(--ink)}
.prose table{border-collapse:collapse;width:100%;margin:1.4em 0;font:400 .92rem/1.45 var(--display);display:block;overflow-x:auto}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}.prose th{font-weight:700;background:#eef3ef}
.prose a{font-weight:500}
.toc{position:sticky;top:84px;padding:4px 0 4px 18px;border-left:2px solid var(--line);font:500 .84rem/1.4 var(--display)}
.toc-h{margin:0 0 10px;font:700 .7rem var(--display);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.toc ol{list-style:none;margin:0;padding:0}.toc li{margin:0 0 9px}.toc a{color:var(--ink);text-decoration:none}.toc a:hover{color:var(--c);text-decoration:underline}
.toc-m{display:none}
@media(max-width:1020px){.toc{display:none}.toc-m{display:block;margin:20px 0 4px;border:1px solid var(--line);border-radius:12px;background:#fff;font:500 .9rem var(--display)}.toc-m summary{padding:12px 16px;cursor:pointer;font-weight:700}.toc-m ol{margin:0;padding:0 16px 14px 36px}.toc-m li{margin:6px 0}}
.note{margin:42px 0 0;padding:16px 20px;border-radius:12px;background:#eef3ef;font:400 .88rem/1.55 var(--display);color:var(--mut)}.note p{margin:0}
.related{margin-top:56px}.related h2{font-size:1.35rem;margin-bottom:16px}

/* ---------- tablas de precios ---------- */
.pt{margin:1.8em 0;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden;font-family:var(--display)}
.pt-head{padding:16px 20px 12px;border-bottom:1px solid var(--line)}
.pt-head h3{margin:0;font-size:1.02rem;letter-spacing:-.01em}.pt-head p{margin:4px 0 0;font-size:.8rem;color:var(--mut)}
.pt table{width:100%;border-collapse:collapse;font-size:.92rem;display:table;margin:0}
.pt th,.pt td{padding:10px 14px;border:0;border-bottom:1px solid #eef2ef;background:none;font-weight:400;text-align:left;vertical-align:middle}
.pt thead th{font:700 .66rem var(--display);letter-spacing:.08em;text-transform:uppercase;color:var(--mut);padding-top:10px;padding-bottom:8px;background:none}
.pt tbody tr:last-child td,.pt tbody tr:last-child th{border-bottom:0}
.pt tbody th{font-weight:500;width:25%;white-space:nowrap}
.pt .bar{display:block;height:10px;border-radius:99px;background:#eef2ef;position:relative;min-height:0;gap:0;flex-wrap:nowrap;align-items:normal}
.pt .bar i{position:absolute;inset:0 auto 0 0;border-radius:99px;background:color-mix(in srgb,var(--c,var(--brand)) 55%,#fff)}
.pt tr.min .bar i{background:var(--brand)}
.pt td.v{text-align:right;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap;width:1%}
.pt td.dif{text-align:right;color:var(--mut);font-size:.8rem;white-space:nowrap;width:1%;font-variant-numeric:tabular-nums}
.pt tr.min td.v{color:var(--brand)}
.pt .best{display:inline-block;margin-left:8px;padding:3px 8px;border-radius:99px;background:var(--brand-t);color:var(--brand-d);font:700 .62rem var(--display);letter-spacing:.05em;text-transform:uppercase;vertical-align:middle}
.pt .nota{display:block;font-size:.76rem;color:var(--mut);line-height:1.35;margin-top:2px;font-weight:400;white-space:normal}
.pt-foot{padding:11px 20px 14px;background:#f2f6f3;border-top:1px solid var(--line);font-size:.78rem;line-height:1.5;color:var(--mut)}
@media(max-width:600px){.pt th,.pt td{padding:9px 10px}.pt td.dif{display:none}.pt tbody th{width:auto;white-space:normal}.pt .barcell{width:26%}}

/* comparador */
.matrix{margin:1.6em 0;border:1px solid var(--line);border-radius:16px;background:var(--surface);box-shadow:var(--shadow);overflow-x:auto;font-family:var(--display)}
.matrix table{border-collapse:collapse;width:100%;min-width:760px;display:table;margin:0;font-size:.88rem}
.matrix th,.matrix td{padding:11px 12px;border:0;border-bottom:1px solid #eef2ef;text-align:right;vertical-align:middle;font-variant-numeric:tabular-nums;background:none}
.matrix thead th{font:700 .64rem var(--display);letter-spacing:.07em;text-transform:uppercase;color:var(--mut);background:#f2f6f3;position:sticky;top:0}
.matrix tbody th{text-align:left;font-weight:500;min-width:200px;position:sticky;left:0;background:var(--surface);box-shadow:1px 0 0 #eef2ef}
.matrix tbody th a{color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px}.matrix tbody th .ico{font-size:22px;color:var(--brand)}
.matrix tbody th small{display:block;color:var(--mut);font-weight:400;font-size:.72rem}
.matrix td.min{background:var(--brand-t);color:var(--brand-d);font-weight:700}
.matrix td.na{color:#b4c0b8}
.matrix thead th:first-child{text-align:left;left:0;z-index:2}

/* ---------- pie ---------- */
.site-footer{background:#0e1d15;color:#c8d6ce;padding:44px 0 24px;margin-top:20px}
.site-footer a{color:#fff;text-decoration:none}.site-footer a:hover{text-decoration:underline}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}@media(max-width:760px){.foot-grid{grid-template-columns:1fr}}
.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:8px 0;font:400 .92rem var(--display)}
.foot-brand{font:700 1.25rem var(--display);color:#fff;margin:0 0 8px}.foot-h{font:700 .7rem var(--display);letter-spacing:.1em;text-transform:uppercase;color:#8fb09e;margin:0 0 8px}
.small{font:400 .84rem/1.6 var(--display)}.copy{border-top:1px solid #243a2e;margin-top:30px;padding-top:16px;color:#8fa699}
mark.ph{background:#fff3bf;color:#000;padding:0 3px;border:1px dashed #b08900;border-radius:3px}
.callout{border-left:4px solid #b7791f;background:#fff8e6;padding:6px 18px;border-radius:0 12px 12px 0;margin:1.2em 0;font-size:.95rem}
@media(max-width:600px){body{font-size:17px}.wrap{padding:0 16px}.prose{font-size:1.05rem}.deck{font-size:1.15rem}.trust{padding:24px 22px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{.site-header,.site-footer,.search,.menu-btn,.toc,.toc-m{display:none}body{background:#fff;font-size:12pt}a{color:#000}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.matrix td,.matrix th{white-space:nowrap}.matrix tbody th{white-space:normal}
.art-layout.wide{grid-template-columns:minmax(0,1080px)}
.art-layout.wide .toc{display:none}
.art-layout.wide .prose>*:not(.matrix),.art-layout.wide .a-head,.art-layout.wide .enbreve,.art-layout.wide .note{max-width:720px}
@media(max-width:1020px){.art-layout.wide .toc-m{max-width:720px}}

@media(max-width:600px){.pt thead th:last-child{display:none}.pt .barcell{width:30%}.pt .bar{min-width:60px}}

.a-fig,.hub-fig,.home-fig{margin:22px 0 8px}
.a-fig img,.hub-fig img,.home-fig img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:calc(var(--r) + 4px);border:1px solid var(--line);background:var(--surface)}
.a-fig figcaption{font:500 .78rem var(--display);color:var(--mut);margin-top:8px}
.hub-fig img{aspect-ratio:21/8}.home-fig{margin:34px 0 4px}.home-fig img{aspect-ratio:21/7}
@media(max-width:600px){.hub-fig img,.home-fig img{aspect-ratio:16/9}}
.art-layout.wide .a-fig{max-width:720px}
.hub-fig{margin:22px 0 26px}.hub-fig img{aspect-ratio:16/7}.home-fig{margin:34px 0 8px}.home-fig img{aspect-ratio:16/6}
@media(max-width:600px){.hub-fig img,.home-fig img{aspect-ratio:16/9}}
.home-fig{max-width:760px;margin:34px auto 8px}.home-fig img{aspect-ratio:16/9}

.chains{list-style:none;margin:0 0 14px;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.chain{display:grid;grid-template-columns:auto 1fr;grid-template-areas:"m b" "g g";gap:6px 14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px}
.chain .mark{grid-area:m;display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:color-mix(in srgb,var(--brand) 12%,#fff);color:var(--brand);font:700 1.25rem var(--display)}
.chain .cb{grid-area:b;display:flex;flex-direction:column;gap:2px;min-width:0}.chain strong{font:700 1.05rem var(--display)}.chain small{color:var(--mut);font-size:.84rem;line-height:1.35}
.chain .go{grid-area:g;justify-self:start;margin-top:6px;font:500 .88rem var(--display);color:var(--brand);text-decoration:none;border:1px solid color-mix(in srgb,var(--brand) 35%,#fff);border-radius:999px;padding:6px 14px}
.chain .go:hover{background:var(--brand);color:#fff}
.chains.compact .chain{padding:12px 14px}.chains.compact small{display:none}
.chain-note{font-size:.9rem;color:var(--mut);max-width:62em;margin:6px 0 22px}