:root{
  --bg1:#1a1a2e;--bg2:#16213e;--bg3:#0f3460;
  --panel:rgba(255,255,255,.05);--panel-2:rgba(255,255,255,.08);--line:rgba(255,255,255,.10);
  --text:#e4e6eb;--muted:#a9b0bc;--accent:#64ffda;--accent-soft:rgba(100,255,218,.12);
  --warn:#ffc46b;--warn-soft:rgba(255,196,107,.10);--info:#7cc4ff;--info-soft:rgba(124,196,255,.10);
  --tip:#64ffda;--radius:14px;--topbar:64px;--side:290px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--topbar) + 16px)}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:linear-gradient(135deg,var(--bg1) 0%,var(--bg2) 50%,var(--bg3) 100%) fixed;color:var(--text);line-height:1.6;min-height:100vh}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:Consolas,'Cascadia Mono',monospace;font-size:.88em;background:rgba(0,0,0,.35);padding:1px 6px;border-radius:5px;color:#b9fbe9}

/* Barra superior */
.topbar{position:sticky;top:0;z-index:50;height:var(--topbar);display:flex;align-items:center;gap:16px;padding:0 20px;background:rgba(15,20,40,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:600;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand img{height:36px;border-radius:5px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:8px;font-size:20px;width:40px;height:40px;cursor:pointer}
.search-wrap{position:relative;flex:1;max-width:620px;margin-left:auto}
.search-box{width:100%;padding:10px 16px;border:1.5px solid rgba(100,255,218,.3);border-radius:10px;font-size:15px;background:rgba(0,0,0,.3);color:var(--text);font-family:inherit}
.search-box:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(100,255,218,.12)}
.search-results{position:absolute;top:calc(100% + 6px);left:0;right:0;max-height:70vh;overflow:auto;background:#141b33;border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 50px rgba(0,0,0,.5);padding:6px}
.search-results a{display:block;padding:10px 12px;border-radius:8px;color:var(--text)}
.search-results a:hover,.search-results a.sel{background:var(--accent-soft);text-decoration:none}
.search-results b{color:var(--accent);font-weight:600}
.search-results small{display:block;color:var(--muted);font-size:.8em}
.search-results .empty{padding:12px;color:var(--muted)}

/* Layout */
.layout{display:flex;align-items:flex-start}
.sidebar{position:sticky;top:var(--topbar);width:var(--side);flex-shrink:0;height:calc(100vh - var(--topbar));overflow-y:auto;padding:16px 10px 40px;border-right:1px solid var(--line);font-size:.92em}
.sidebar details{margin-bottom:2px}
.sidebar summary{cursor:pointer;padding:8px 10px;border-radius:8px;font-weight:600;color:var(--text);list-style:none}
.sidebar summary::-webkit-details-marker{display:none}
.sidebar summary:hover{background:var(--panel)}
.sidebar details[open] summary{color:var(--accent)}
.sidebar a{display:block;padding:5px 10px 5px 30px;color:var(--muted);border-left:2px solid transparent;border-radius:0 6px 6px 0}
.sidebar a:hover{color:var(--accent);background:var(--panel);text-decoration:none}
.sidebar a.active{color:var(--accent);border-left-color:var(--accent);background:var(--accent-soft)}
.sidebar a.mod-link{font-style:italic;font-size:.92em}
.nav-group{padding:10px 10px 3px 30px;font-size:.75em;text-transform:uppercase;letter-spacing:.06em;color:#7f8796}
.content{flex:1;min-width:0;max-width:1060px;padding:24px 32px 60px}
.breadcrumbs{font-size:.88em;color:var(--muted);margin-bottom:14px}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--accent)}

/* Tarjeta de contenido */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:34px 38px;box-shadow:0 8px 32px rgba(0,0,0,.28)}
h1{font-size:1.9em;line-height:1.25;color:var(--accent);font-weight:600;display:flex;align-items:center;gap:12px;margin-bottom:12px}
.h-icon{font-size:.95em}
.lead{font-size:1.08em;color:#cfd4dc;margin-bottom:18px}
.access{display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:rgba(0,0,0,.25);border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin-bottom:22px;font-size:.92em}
.access-label{color:var(--muted);text-transform:uppercase;font-size:.75em;letter-spacing:.07em}
.access-path{color:var(--text);font-weight:500}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.toc a{font-size:.85em;padding:4px 12px;border:1px solid var(--line);border-radius:20px;color:var(--muted)}
.toc a:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}
.section{margin-top:30px}
.section h2{font-size:1.32em;color:var(--accent);font-weight:600;padding-bottom:8px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.section h3{font-size:1.06em;color:#e9ecf1;font-weight:600;margin:18px 0 8px}
.section p{margin-bottom:10px}
.section ul{padding-left:22px}
.section li{margin-bottom:6px}
.muted{color:var(--muted);font-size:.92em}
.zone{margin-bottom:18px}
table.fields{width:100%;border-collapse:collapse;font-size:.93em;margin-top:6px;background:rgba(0,0,0,.18);border-radius:10px;overflow:hidden}
table.fields th{text-align:left;font-weight:600;color:var(--accent);background:rgba(100,255,218,.07);padding:9px 12px;font-size:.88em;text-transform:uppercase;letter-spacing:.04em}
table.fields td{padding:9px 12px;border-top:1px solid var(--line);vertical-align:top}
table.fields td:first-child{width:30%;font-weight:500;color:#eef0f3}
ol.steps{counter-reset:s;list-style:none;padding-left:0}
ol.steps li{counter-increment:s;position:relative;padding:8px 0 8px 44px;margin:0}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:7px;width:28px;height:28px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:600;font-size:.85em;display:flex;align-items:center;justify-content:center;border:1px solid rgba(100,255,218,.35)}
.procedure{background:rgba(0,0,0,.16);border:1px solid var(--line);border-radius:12px;padding:6px 20px 12px;margin-bottom:14px}
.callout{border-radius:10px;padding:14px 18px;margin:10px 0;border-left:4px solid}
.callout ul{margin:0}
.callout.warn{background:var(--warn-soft);border-color:var(--warn)}
.callout.info{background:var(--info-soft);border-color:var(--info)}
.callout.tip{background:var(--accent-soft);border-color:var(--tip)}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.rel-card{display:flex;flex-direction:column;gap:2px;padding:12px 14px;background:rgba(0,0,0,.2);border:1px solid var(--line);border-radius:10px;color:var(--text);font-weight:500}
.rel-card span{font-size:1.1em}
.rel-card small{color:var(--muted);font-weight:400}
.rel-card:hover{border-color:var(--accent);text-decoration:none;transform:translateY(-2px);transition:.2s}
.source{margin-top:34px;font-size:.78em;color:#7f8796}
.source code{background:none;color:#7f8796;padding:0}
.pager{display:flex;justify-content:space-between;gap:12px;margin-top:18px}
.pager a{padding:10px 16px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--text);font-size:.92em}
.pager a:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}
.page-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.page-card{display:block;padding:16px 18px;background:rgba(0,0,0,.2);border:1px solid var(--line);border-radius:12px;color:var(--text)}
.page-card h3{margin:0 0 6px;color:var(--accent);font-size:1em}
.page-card p{margin:0;color:var(--muted);font-size:.88em}
.page-card:hover{border-color:var(--accent);text-decoration:none;transform:translateY(-2px);transition:.2s}

/* Inicio */
.home{max-width:1240px;margin:0 auto;padding:26px 20px 40px}
.hero{display:flex;align-items:center;gap:28px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:30px 34px;margin-bottom:22px;box-shadow:0 8px 32px rgba(0,0,0,.3)}
.hero-logo{height:72px;border-radius:8px}
.hero h1{margin-bottom:6px}
.hero p{color:var(--muted);max-width:760px}
.howto{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-bottom:22px}
.howto>div,.feature-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.howto h4,.feature-item h4{color:var(--accent);margin-bottom:6px;font-weight:600}
.howto p,.feature-item p{color:var(--muted);font-size:.93em}
.video-section,.features{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px;margin-bottom:24px}
.video-section h2,.features h2{color:var(--accent);font-size:1.5em;margin-bottom:12px;font-weight:600;text-align:center}
.video-description{color:var(--muted);text-align:center;max-width:800px;margin:0 auto 20px}
.video-container{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:12px;max-width:900px;margin:0 auto}
.video-container iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;margin-bottom:24px}
.category-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 8px 32px rgba(0,0,0,.25);transition:transform .25s,box-shadow .25s}
.category-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(100,255,218,.15)}
.category-card h3{display:flex;justify-content:space-between;align-items:center;font-size:1.3em;margin-bottom:6px}
.category-card h3 a{color:var(--accent)}
.category-card h3 small{font-size:.6em;color:var(--muted);background:rgba(0,0,0,.3);padding:2px 9px;border-radius:12px}
.cat-desc{color:var(--muted);font-size:.88em;margin-bottom:10px}
.subcategory-list{list-style:none}
.subcategory-list a{display:block;padding:6px 10px;border-radius:8px;color:#c6cbd3;border-left:3px solid transparent}
.subcategory-list a:hover{background:var(--accent-soft);color:var(--accent);border-left-color:var(--accent);text-decoration:none}
.subcategory-header{font-weight:600;color:var(--accent);padding:12px 0 6px;margin-top:8px;border-bottom:1px solid var(--line);font-size:.85em;letter-spacing:.04em;text-transform:uppercase}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.footer{text-align:center;color:#7f8796;font-size:.85em;padding:22px}
.footer a{color:#9aa3b2}

@media (max-width:980px){
  .nav-toggle{display:block}
  .sidebar{position:fixed;left:0;top:var(--topbar);z-index:40;background:#121a33;transform:translateX(-100%);transition:transform .25s;box-shadow:10px 0 30px rgba(0,0,0,.5)}
  body.nav-open .sidebar{transform:none}
  .content{padding:18px 16px 40px}
  .card{padding:22px 18px}
  .brand span{display:none}
  h1{font-size:1.5em}
  table.fields td:first-child{width:38%}
  .hero{flex-direction:column;text-align:center}
}
@media print{
  .topbar,.sidebar,.pager,.toc{display:none}
  body{background:#fff;color:#000}
  .card{box-shadow:none;border:0;background:#fff}
  h1,.section h2{color:#0f3460}
}