/* Compra Clara — estilo v2 */
:root{
  --bg:#fff;--bg2:#f5f5f7;--fg:#1d1d1f;--mut:#6e6e73;
  --ac:#067a52;--ac-d:#055c3e;--ac-l:#e6f6ef;--bright:#34e0a1;
  --bd:#e5e5ea;--r:16px;--sh:0 1px 2px rgba(0,0,0,.04),0 4px 16px rgba(0,0,0,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.6 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--ac)}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:3px solid var(--bright);outline-offset:2px;border-radius:6px}

/* Barra de transparencia */
.topbar{background:var(--fg);color:#e8e8ed;font-size:.8rem;text-align:center;padding:8px 16px;line-height:1.4}
.topbar a{color:#fff;text-underline-offset:2px}

/* Cabecera */
.site{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.9);-webkit-backdrop-filter:saturate(180%) blur(16px);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--bd)}
.hd{display:flex;align-items:center;gap:20px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;color:var(--fg);text-decoration:none;letter-spacing:-.02em;white-space:nowrap}
.logo .mark{width:30px;height:30px;border-radius:9px;background:var(--ac);display:grid;place-items:center}
.logo .mark svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.hd .search{flex:1;max-width:460px;margin-left:auto}
.catnav{border-top:1px solid var(--bd);background:#fff}
.catnav .wrap{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.catnav .wrap::-webkit-scrollbar{display:none}
.catnav a{flex:none;padding:11px 14px;font-size:.92rem;font-weight:500;color:var(--fg);text-decoration:none;border-bottom:2px solid transparent}
.catnav a:hover{color:var(--ac)}
.catnav a.on{color:var(--ac);border-bottom-color:var(--ac)}

/* Buscador */
.search{position:relative}
.search .field{display:flex;align-items:center;gap:8px;background:var(--bg2);border:1px solid transparent;border-radius:999px;padding:0 16px;height:42px;transition:.15s}
.search .field:focus-within{background:#fff;border-color:var(--ac);box-shadow:0 0 0 4px var(--ac-l)}
.search svg{width:18px;height:18px;stroke:var(--mut);fill:none;stroke-width:2;stroke-linecap:round;flex:none}
.search input{flex:1;min-width:0;border:0;background:transparent;font:inherit;font-size:.95rem;color:var(--fg);outline:0;height:100%}
.results{position:absolute;left:0;right:0;top:calc(100% + 8px);margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--bd);border-radius:14px;box-shadow:var(--sh);z-index:40}
.results[hidden]{display:none}
.results a{display:block;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--fg);font-size:.93rem;line-height:1.35}
.results a:hover,.results a:focus{background:var(--bg2)}
.results small{display:block;color:var(--mut);font-size:.78rem}
.results .none{padding:10px 12px;color:var(--mut);font-size:.9rem}

/* Hero */
.hero{background:linear-gradient(180deg,var(--ac-l) 0%,#fff 100%);padding:64px 0 48px;text-align:center}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.08;letter-spacing:-.03em;margin:0 auto 16px;max-width:15em;font-weight:700}
.hero p.lead{font-size:1.2rem;color:var(--mut);max-width:34em;margin:0 auto 28px}
.hero .search{max-width:560px;margin:0 auto;text-align:left}
.hero .search .field{height:56px;background:#fff;border-color:var(--bd);box-shadow:var(--sh);padding:0 22px}
.hero .search input{font-size:1.05rem}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:20px}
.chip{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--bd);border-radius:999px;padding:6px 14px;font-size:.88rem;color:var(--fg);text-decoration:none}
.chip:hover{border-color:var(--ac);color:var(--ac)}
.assure{display:flex;flex-wrap:wrap;gap:8px 28px;justify-content:center;margin-top:32px;font-size:.9rem;color:var(--mut)}
.assure span{display:inline-flex;align-items:center;gap:8px}
.assure svg{width:18px;height:18px;stroke:var(--ac);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* Secciones */
section.sec{padding:56px 0}
section.sec.alt{background:var(--bg2)}
.sec h2.t{font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-.02em;margin:0 0 6px;line-height:1.2}
.sec .sub{color:var(--mut);margin:0 0 28px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}

/* Tarjetas de categoría */
.tile{display:flex;flex-direction:column;background:#fff;border:1px solid var(--bd);border-radius:var(--r);padding:24px;text-decoration:none;color:var(--fg);transition:.18s}
.tile:hover{transform:translateY(-3px);box-shadow:var(--sh);border-color:#d2d2d7}
.ico{width:52px;height:52px;border-radius:14px;background:var(--ac-l);display:grid;place-items:center;margin-bottom:16px}
.ico svg{width:26px;height:26px;stroke:var(--ac);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tile h3{margin:0 0 6px;font-size:1.15rem;letter-spacing:-.01em}
.tile p{margin:0 0 14px;color:var(--mut);font-size:.95rem;flex:1}
.tile .go{color:var(--ac);font-weight:600;font-size:.92rem}

/* Tarjetas de guía */
.gcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--bd);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--fg);transition:.18s}
.gcard:hover{transform:translateY(-3px);box-shadow:var(--sh)}
.gcard .top{height:104px;background:linear-gradient(135deg,var(--ac-l),#d6f3e6);display:grid;place-items:center}
.gcard .top svg{width:42px;height:42px;stroke:var(--ac);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.gcard .bd{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.tag{align-self:flex-start;background:var(--ac-l);color:var(--ac-d);font-size:.74rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;border-radius:999px;padding:3px 10px;margin-bottom:10px}
.gcard h3{margin:0 0 8px;font-size:1.1rem;line-height:1.3;letter-spacing:-.01em}
.gcard p{margin:0 0 14px;color:var(--mut);font-size:.93rem;flex:1}
.gcard .meta{font-size:.82rem;color:var(--mut)}

/* Pilares de confianza */
.pillar .ico{background:#fff;border:1px solid var(--bd)}
.pillar h3{margin:0 0 6px;font-size:1.1rem}
.pillar p{margin:0;color:var(--mut);font-size:.96rem}

/* Banda oscura */
.band{background:var(--fg);color:#f5f5f7;border-radius:24px;padding:44px 40px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.band h2{margin:0 0 8px;font-size:1.6rem;letter-spacing:-.02em;color:#fff}
.band p{margin:0;color:#c7c7cc;max-width:36em}
.btn{display:inline-block;background:var(--ac);color:#fff;text-decoration:none;font-weight:600;border-radius:999px;padding:12px 24px;font-size:.95rem}
.btn:hover{background:var(--ac-d)}
.btn.ghost{background:transparent;border:1px solid #6e6e73;color:#fff}
.btn.ghost:hover{background:#2c2c2e}
.band .btns{display:flex;gap:10px;flex-wrap:wrap}

/* Cabecera de categoría / página */
.phead{background:linear-gradient(180deg,var(--ac-l),#fff);padding:36px 0 28px;border-bottom:1px solid var(--bd)}
.phead .ico{margin-bottom:12px;background:#fff}
.phead h1{margin:0 0 8px;font-size:clamp(1.8rem,4vw,2.6rem);letter-spacing:-.03em;line-height:1.12}
.phead p{margin:0;color:var(--mut);font-size:1.1rem;max-width:40em}
.crumbs{font-size:.84rem;color:var(--mut);margin:0 0 14px}
.crumbs a{color:var(--mut);text-decoration:none}
.crumbs a:hover{color:var(--ac);text-decoration:underline}
.crumbs i{font-style:normal;margin:0 6px;opacity:.6}

/* Artículo */
.art-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;padding:36px 0 24px}
@media(min-width:980px){.art-wrap{grid-template-columns:minmax(0,720px) 300px;justify-content:space-between}}
article h1{font-size:clamp(1.9rem,4.4vw,2.7rem);letter-spacing:-.03em;line-height:1.12;margin:6px 0 14px}
.byline{display:flex;flex-wrap:wrap;gap:6px 18px;color:var(--mut);font-size:.88rem;margin:0 0 24px;padding-bottom:20px;border-bottom:1px solid var(--bd)}
.byline span{display:inline-flex;align-items:center;gap:6px}
.byline svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.summary{background:var(--ac-l);border:1px solid #bfe6d4;border-radius:var(--r);padding:20px 24px;margin:0 0 28px}
.summary h2{margin:0 0 10px;font-size:1rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ac-d)}
.summary ul{margin:0;padding-left:1.2em}
.summary li{margin:6px 0}
.body h2{font-size:1.5rem;letter-spacing:-.02em;line-height:1.25;margin:2.2em 0 .6em;scroll-margin-top:140px}
.body p,.body li{color:#2c2c2e}
.body ul{padding-left:1.25em}
.body li{margin:6px 0}
.body strong{color:var(--fg)}
.end-note{margin:40px 0 0;padding:20px 24px;border:1px solid var(--bd);border-radius:var(--r);background:var(--bg2);font-size:.93rem;color:var(--mut)}
.end-note strong{color:var(--fg)}
aside .box{border:1px solid var(--bd);border-radius:var(--r);padding:20px;margin-bottom:16px;background:#fff}
aside .sticky{position:sticky;top:130px}
aside h3{margin:0 0 12px;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--mut)}
.toc{list-style:none;margin:0;padding:0}
.toc a{display:block;padding:6px 0 6px 12px;border-left:2px solid var(--bd);color:var(--mut);text-decoration:none;font-size:.9rem;line-height:1.35}
.toc a:hover{color:var(--fg)}
.toc a.on{border-left-color:var(--ac);color:var(--ac-d);font-weight:600}
aside .trust{font-size:.9rem;color:var(--mut)}
aside .trust p{margin:0 0 10px}
aside .trust a{font-weight:600}

/* Páginas de texto */
.prose{max-width:720px;padding:36px 0 24px}
.prose h1{font-size:clamp(1.9rem,4.4vw,2.6rem);letter-spacing:-.03em;line-height:1.12;margin:0 0 16px}
.prose h2{font-size:1.4rem;letter-spacing:-.02em;margin:2em 0 .5em}
.prose p,.prose li{color:#2c2c2e}
.steps{list-style:none;padding:0;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:0 0 22px 56px;margin:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:var(--ac);color:#fff;font-weight:700;display:grid;place-items:center}
.steps li strong{display:block;color:var(--fg);margin-bottom:2px}
.callout{background:var(--ac-l);border:1px solid #bfe6d4;border-radius:var(--r);padding:18px 22px;margin:24px 0}

/* Pie */
footer.site-ft{background:var(--bg2);margin-top:56px;padding:44px 0 28px;font-size:.9rem;color:var(--mut);border-top:1px solid var(--bd)}
.ft-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:28px;margin-bottom:32px}
.ft-grid h4{margin:0 0 10px;color:var(--fg);font-size:.85rem}
.ft-grid a{display:block;color:var(--mut);text-decoration:none;padding:4px 0}
.ft-grid a:hover{color:var(--ac);text-decoration:underline}
.ft-grid .about{max-width:26em}
.ft-grid .about .logo{margin-bottom:10px}
.ft-bot{border-top:1px solid var(--bd);padding-top:18px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:.82rem}
.ft-bot a{color:var(--mut)}

.err{text-align:center;padding:96px 0}
.err h1{font-size:clamp(2rem,5vw,3rem);letter-spacing:-.03em;margin:0 0 10px}
.err p{color:var(--mut);margin:0 0 24px}

@media(max-width:700px){
  body{font-size:16px}
  .hd{flex-wrap:wrap;padding:10px 0;gap:10px}
  .hd .search{order:3;max-width:none;flex-basis:100%;margin:0}
  .hero{padding:40px 0 36px}
  .band{padding:32px 24px}
  section.sec{padding:40px 0}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{.topbar,.site,aside,footer.site-ft,.end-note{display:none}}
.ft-grid a.logo{display:flex;color:var(--fg);padding:0}
.ft-grid a.logo:hover{color:var(--fg);text-decoration:none}