@font-face {font-family: 'Archivo'; font-style: normal; font-weight: 700 900; font-stretch: 62% 125%; font-display: swap; src: url('/assets/fonts/archivo-700-900.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face {font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url('/assets/fonts/ibm-plex-mono-400.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face {font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 500; font-display: swap; src: url('/assets/fonts/ibm-plex-mono-500.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face {font-family: 'IBM Plex Mono'; font-style: normal; font-weight: 600; font-display: swap; src: url('/assets/fonts/ibm-plex-mono-600.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face {font-family: 'Instrument Sans'; font-style: normal; font-weight: 400 700; font-stretch: 100%; font-display: swap; src: url('/assets/fonts/instrument-sans-400-700.woff2') format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
/* CH Motors — estilos compartidos de las guías (mismo sistema de tokens del sitio) */
:root{--carbon:#0C1117;--grafito:#151C24;--grafito-2:#1C2530;--linea:rgba(235,242,248,.10);--plata:#EEF1F4;--plata-2:#E3E8ED;--tinta:#111820;--gris:#5D6B77;--niebla:#97A5B2;--blanco:#F7FAFC;--azul:#3D8EE8;--azul-prof:#1565C0;--naranja:#F7941D;--naranja-hover:#FFA53B;--naranja-prof:#B5580A;--radius:14px;--pad:24px;--pad:clamp(24px,6.5vw,52px);--maxw:1200px;--display:'Archivo',sans-serif;--body:'Instrument Sans',system-ui,sans-serif;--mono:'IBM Plex Mono',monospace}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:var(--body);background:var(--carbon);color:var(--blanco);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{width:100%;max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;padding-left:var(--pad);padding-right:var(--pad)}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--azul);display:block;margin-bottom:14px}
.muted{color:var(--niebla)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--body);font-weight:600;font-size:1rem;padding:15px 26px;border-radius:999px;border:none;cursor:pointer;text-decoration:none;transition:transform .15s ease,background .15s ease,border-color .15s ease;min-height:52px}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--naranja);color:#160D00}
.btn-primary:hover{background:var(--naranja-hover)}
.btn-ghost{background:transparent;color:var(--blanco);border:1.5px solid var(--linea)}
.btn-ghost:hover{border-color:var(--niebla)}
.wa-ico{width:21px;height:21px;flex:none}
/* header */
.header{position:fixed;inset:0 0 auto 0;z-index:60;padding:14px max(0px,env(safe-area-inset-right)) 14px max(0px,env(safe-area-inset-left));transition:background .25s ease,box-shadow .25s ease}
.header.solid{background:rgba(12,17,23,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--linea)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo img{height:44px;width:auto}
.logo-tag{font-family:var(--mono);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--niebla);border-left:1px solid var(--linea);padding-left:12px;line-height:1.4}
.nav{display:none;gap:26px;font-size:.92rem;font-weight:600}
.nav a{text-decoration:none;color:#C9D4DD}
.nav a:hover{color:var(--naranja)}
@media (min-width:900px){.nav{display:flex}}
.header .btn{padding:10px 18px;min-height:44px;font-size:.9rem}
@media (max-width:480px){.logo-tag{display:none}.header .btn span{display:none}.header .btn{padding:10px 14px}}
/* cabecera del artículo */
.art-head{position:relative;padding:118px 0 44px;isolation:isolate;background:linear-gradient(180deg,#0F161E 0%,var(--carbon) 100%)}
.crumbs{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--niebla);margin-bottom:22px}
.crumbs ol{list-style:none;display:flex;gap:10px;flex-wrap:wrap}
.crumbs li+li::before{content:'›';margin-right:10px;color:var(--naranja)}
.crumbs a{color:#C9D4DD;text-decoration:none}
.crumbs a:hover{color:var(--naranja)}
.art-head h1{font-family:var(--display);font-weight:900;font-variation-settings:'wdth' 114;text-transform:uppercase;line-height:1.02;letter-spacing:.004em;font-size:clamp(1.9rem,5.6vw,3.4rem);max-width:22ch}
.art-head h1 em{font-style:normal;color:var(--naranja)}
.art-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:18px;font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--niebla)}
.art-meta b{color:var(--blanco);font-weight:600}
.lead{max-width:62rem;margin-top:22px;font-size:clamp(1.02rem,2.4vw,1.16rem);color:#C9D4DD;line-height:1.65}
.lead strong{color:var(--blanco)}
.lead a{color:var(--naranja)}
/* cuerpo */
.art-body{background:var(--plata);color:var(--tinta);padding:clamp(44px,7vw,72px) 0 clamp(56px,8vw,90px)}
.art-grid{display:grid;gap:36px}
@media (min-width:980px){.art-grid{grid-template-columns:minmax(0,1fr) 280px;align-items:start}}
.toc{background:#fff;border:1px solid rgba(17,24,32,.1);border-radius:var(--radius);padding:20px 22px;font-size:.9rem}
@media (min-width:980px){.toc{position:sticky;top:90px;order:2}}
.toc p{font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gris);margin-bottom:10px}
.toc ol{list-style:none;counter-reset:toc}
.toc li{counter-increment:toc;padding:5px 0;border-top:1px solid rgba(17,24,32,.07)}
.toc li::before{content:counter(toc,decimal-leading-zero);font-family:var(--mono);font-size:.68rem;color:var(--naranja-prof);margin-right:10px}
.toc a{color:var(--tinta);text-decoration:none}
.toc a:hover{color:var(--azul-prof)}
.prose{max-width:72ch;font-size:1.02rem}
.prose h2{font-family:var(--display);font-weight:800;font-variation-settings:'wdth' 110;font-size:clamp(1.35rem,3.6vw,1.9rem);line-height:1.15;letter-spacing:.005em;margin:54px 0 14px;scroll-margin-top:84px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:1.1rem;font-weight:700;margin:28px 0 8px}
.prose p{margin:0 0 16px;color:#2A3642}
.prose p.answer{padding:16px 18px;border-left:4px solid var(--naranja);background:#fff;border-radius:0 10px 10px 0;color:var(--tinta);font-weight:500}
.prose ul,.prose ol{margin:0 0 18px 22px;color:#2A3642}
.prose li{margin-bottom:6px}
.prose a{color:var(--azul-prof);font-weight:600;text-decoration:none}
.prose a:hover{color:var(--naranja-prof)}
.prose strong{color:var(--tinta)}
.prose .note{font-size:.84rem;color:var(--gris);line-height:1.55;margin-top:-6px}
.prose .fuentes{font-size:.8rem;color:#4E5B66;margin:6px 0 0;padding:10px 14px;background:#fff;border:1px solid rgba(17,24,32,.08);border-radius:10px;line-height:1.6}
.prose .fuentes a{font-weight:500;word-break:break-word}
.tbl-wrap{overflow-x:auto;margin:18px 0 22px}
.tbl{width:100%;border-collapse:collapse;font-size:.9rem;background:#fff;border:1px solid rgba(17,24,32,.1);border-radius:var(--radius);overflow:hidden;min-width:560px}
.tbl th,.tbl td{padding:11px 12px;text-align:left;border-bottom:1px solid rgba(17,24,32,.08);vertical-align:top}
.tbl th{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gris);background:#F4F6F8}
.tbl td:first-child{font-weight:600;color:var(--tinta)}
.tbl .si{color:#1B7F3B;font-weight:600}
.tbl .no{color:#B3261E;font-weight:600}
.tbl .hi{color:var(--naranja-prof);font-weight:600}
.cta-box{margin:34px 0;padding:24px;border-radius:var(--radius);background:var(--carbon);color:var(--blanco);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.cta-box p{margin:0;color:#C9D4DD;max-width:34rem}
.cta-box b,.cta-box strong{color:var(--blanco)}
.cta-box em{color:#C9D4DD}
.prose .cta-box p{color:#C9D4DD}
.prose .btn-primary,.prose .btn-primary:hover{color:#160D00}
.prose .btn-ghost,.prose .btn-ghost:hover{color:var(--blanco)}
.cta-box .btns{display:flex;flex-wrap:wrap;gap:10px}
.cta-box .btn-ghost{color:var(--blanco)}
.aviso{margin-top:30px;padding:16px 18px;border:1px dashed rgba(17,24,32,.25);border-radius:10px;font-size:.84rem;color:var(--gris)}
/* FAQ */
.faq{margin-top:40px;border-top:1px solid rgba(17,24,32,.14)}
.faq details{border-bottom:1px solid rgba(17,24,32,.14)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 4px;font-weight:600;font-size:1.02rem;color:var(--tinta)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';content:'+' / '';font-family:var(--mono);font-size:1.3rem;color:var(--naranja-prof);transition:transform .2s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-a{padding:0 4px 20px;color:#37434E;font-size:.95rem;max-width:60rem}
/* footer */
.footer{border-top:1px solid var(--linea);padding:44px 0 120px;font-size:.88rem;background:var(--carbon);color:var(--blanco)}
.footer-grid{display:grid;gap:28px}
@media (min-width:820px){.footer-grid{grid-template-columns:1.2fr 1fr 1fr}}
.footer img{height:52px;width:auto;margin-bottom:14px}
.footer .ft-title{font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--niebla);margin-bottom:12px}
.footer a{text-decoration:none;color:#C9D4DD}
.footer a:hover{color:var(--naranja)}
.footer li{list-style:none;padding:4px 0}
.legal{margin-top:34px;padding-top:22px;border-top:1px solid var(--linea);font-size:.74rem;color:#71808D;line-height:1.6}
/* sticky bar móvil */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(16,22,29,.96);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--linea);padding:10px max(16px,env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;gap:14px;transform:translateY(110%);transition:transform .3s ease}
.sticky-bar.on{transform:translateY(0)}
.sticky-info{font-family:var(--mono);line-height:1.3;min-width:0}
.sticky-info b{display:block;font-size:.8rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sticky-info span{font-size:.68rem;color:var(--niebla);letter-spacing:.06em}
.sticky-bar .btn{flex:none;padding:12px 22px;min-height:46px;font-size:.92rem}
@media (min-width:900px){.sticky-bar{display:none}}
:focus-visible{outline:2px solid var(--azul);outline-offset:2px}