:root{--paper:#F3F1EB;--paper-2:#ECE9E1;--ink:#17191F;--muted:#6B6559;--steel:#20242C;
 --amber:#E4680D;--amber-2:#C8560B;--amber-soft:#FBE7D5;--plata:#16794A;--plata-soft:#E4F1E8;
 --plata-line:#BFE0CB;--line:#DED8CC;--white:#fff;
 --disp:"Barlow Condensed",system-ui,sans-serif;--body:"Inter",system-ui,sans-serif;--mono:"IBM Plex Mono",monospace}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);background:var(--paper);color:var(--ink);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:var(--amber-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:"Inter",sans-serif;font-weight:800;letter-spacing:-.02em;line-height:1.15}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
/* topbar */
header.top{position:sticky;top:0;z-index:50;background:rgba(243,241,235,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:18px;height:64px;max-width:1080px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:9px;font-family:var(--disp);font-weight:800;font-size:1.35rem;letter-spacing:.02em;color:var(--ink);white-space:nowrap}
.brand svg{height:28px;width:28px}
.brand .sub{font-family:var(--body);font-weight:600;font-size:.8rem;color:var(--muted);letter-spacing:0;border-left:1px solid var(--line);padding-left:9px;margin-left:2px}
.search-wrap{position:relative;flex:1;max-width:440px;margin-left:auto}
.search-wrap input{width:100%;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:.5em .9em .5em 2.2em;font-family:var(--body);font-size:.95rem;color:var(--ink)}
.search-wrap input:focus{outline:2px solid var(--amber);outline-offset:1px;border-color:transparent}
.search-wrap .si{position:absolute;left:.7em;top:50%;transform:translateY(-50%);color:var(--muted);font-size:.9rem;pointer-events:none}
.results{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--white);border:1px solid var(--line);border-radius:12px;box-shadow:0 20px 40px -18px rgba(0,0,0,.35);overflow:hidden;display:none;max-height:70vh;overflow-y:auto;z-index:60}
.results.on{display:block}
.results a{display:block;padding:11px 14px;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}
.results a:last-child{border-bottom:none}
.results a:hover,.results a.sel{background:var(--paper-2)}
.results .rt{font-weight:600;font-size:.95rem}
.results .rg{font-family:var(--mono);font-size:.68rem;color:var(--amber-2);text-transform:uppercase;letter-spacing:.03em}
.results .rs{font-size:.82rem;color:var(--muted);margin-top:2px;line-height:1.4}
.results .empty{padding:16px;color:var(--muted);font-size:.9rem;text-align:center}
.top .home{font-size:.9rem;color:var(--muted);white-space:nowrap}
@media(max-width:640px){.brand .sub{display:none}.top .home{display:none}}
/* index hero */
.ihero{padding:44px 0 26px;border-bottom:1px solid var(--line)}
.ihero h1{font-size:clamp(2rem,5vw,2.8rem)}
.ihero p{color:var(--muted);margin-top:8px;font-size:1.05rem;max-width:60ch}
.groups{padding:34px 0 60px}
.group{margin-bottom:34px}
.group h2{font-family:var(--disp);font-weight:800;text-transform:uppercase;letter-spacing:.06em;font-size:1rem;color:var(--amber-2);margin-bottom:14px;display:flex;align-items:center;gap:.5em}
.group h2::before{content:"";width:20px;height:2px;background:var(--amber)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:16px 18px;display:block;color:var(--ink);transition:border-color .12s,transform .12s;text-decoration:none}
.card:hover{border-color:var(--amber);transform:translateY(-2px);text-decoration:none}
.card .ct{font-family:"Inter",sans-serif;font-weight:800;font-size:1.05rem;margin-bottom:3px}
.card .cd{font-size:.85rem;color:var(--muted);line-height:1.4}
.card .cm{font-family:var(--mono);font-size:.62rem;color:var(--amber-2);text-transform:uppercase;letter-spacing:.04em;margin-top:8px;display:inline-block}
@media(max-width:820px){.cards{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.cards{grid-template-columns:1fr}}
/* article */
.page{padding:26px 0 70px;display:grid;grid-template-columns:1fr;gap:0}
.crumb{font-size:.85rem;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--muted)}
.badge{display:inline-block;font-family:var(--mono);font-size:.64rem;text-transform:uppercase;letter-spacing:.05em;padding:3px 9px;border-radius:6px;margin-bottom:12px}
.badge.explicativa{background:var(--plata-soft);color:var(--plata);border:1px solid var(--plata-line)}
.badge.operativa{background:var(--amber-soft);color:var(--amber-2);border:1px solid #EBC9A9}
.art{max-width:760px}
.art h1{font-size:clamp(2rem,5vw,2.6rem);margin-bottom:4px}
.art h2{font-size:1.5rem;margin:34px 0 12px;padding-top:10px;border-top:1px solid var(--line)}
.art h3{font-size:1.15rem;margin:22px 0 8px;color:var(--steel)}
.art p{margin:12px 0}
.art ul,.art ol{margin:12px 0 12px 22px}
.art li{margin:6px 0}
.art strong{color:var(--ink)}
.art blockquote{background:var(--amber-soft);border-left:3px solid var(--amber);border-radius:0 8px 8px 0;padding:12px 16px;margin:16px 0;color:#7a5a3e;font-size:.96rem}
.art blockquote strong{color:var(--amber-2)}
.art em{color:var(--muted)}
.art table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}
.art th,.art td{border:1px solid var(--line);padding:8px 11px;text-align:left}
.art th{background:var(--paper-2);font-family:"Inter";font-weight:700}
.art code{font-family:var(--mono);background:var(--paper-2);padding:1px 6px;border-radius:5px;font-size:.85em}
/* video slot + captura */
.videoslot{background:var(--steel);border-radius:14px;aspect-ratio:16/9;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#8A909C;margin:8px 0 24px;border:1px solid #2A2F39}
.videoslot .pl{width:54px;height:54px;border-radius:50%;background:#2A2F39;display:flex;align-items:center;justify-content:center;color:#F1A26A;font-size:1.3rem}
.videoslot .vt{font-family:var(--mono);font-size:.74rem}
figure.cap{margin:18px 0}
.cap-box{background:var(--paper-2);border:1px dashed var(--amber);border-radius:10px;min-height:130px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--amber-2)}
.cap-ico{font-size:1.6rem;opacity:.7}
.cap-lbl{font-family:var(--mono);font-size:.72rem}
figure.cap figcaption{font-size:.82rem;color:var(--muted);margin-top:7px;text-align:center;font-style:italic}
/* toc */
.toc{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:18px 0 26px}
.toc b{font-family:var(--disp);font-weight:700;text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;color:var(--muted);display:block;margin-bottom:8px}
.toc ul{list-style:none;margin:0;display:flex;flex-direction:column;gap:5px}
.toc a{font-size:.92rem;color:var(--ink)}
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:44px;border-top:1px solid var(--line);padding-top:22px}
.pager a{flex:1;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:12px 16px;color:var(--ink)}
.pager a:hover{border-color:var(--amber);text-decoration:none}
.pager .pl{font-family:var(--mono);font-size:.66rem;color:var(--muted);text-transform:uppercase}
.pager .pn{font-weight:600}
.pager .next{text-align:right}
footer.ft{background:#14161B;color:#8A909C;padding:30px 0;font-size:.88rem}
.ft-in{max-width:1080px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.ft a{color:#AEB3BD}