:root{
  --navy:#0b3354;--teal:#169b99;--teal-2:#0f7a79;--teal-soft:#e6f4f4;
  --ink:#16273a;--muted:#5e6f80;--line:#dde5ea;--soft:#f4f8f9;--bg:#f7fafb;
  --red:#c0392b;--red-soft:#fdecea;--ok:#17643b;--ok-soft:#e3f6ec;
  --ff-head:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ff-body:"Open Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--ff-body);color:var(--ink);background:var(--bg);line-height:1.55}
a{color:var(--teal-2)}
h1,h2,h3{font-family:var(--ff-head);color:var(--navy);line-height:1.2;margin:0 0 .4em}
h1{font-size:clamp(1.7rem,3vw,2.3rem);font-weight:800}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:var(--muted)}
.ico{width:18px;height:18px;flex:none}

/* Encabezado */
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top-in{display:flex;align-items:center;gap:16px;height:68px}
.brand img{height:40px;width:auto;display:block}
.brand-sep{width:1px;height:30px;background:var(--line)}
.app-name{font-family:var(--ff-head);font-weight:600;color:var(--navy);text-decoration:none;font-size:1.02rem}
.app-name strong{color:var(--teal-2)}
.top-nav{margin-left:auto;display:flex;gap:18px;font-weight:600;font-size:.92rem}
.top-nav a{text-decoration:none;color:var(--navy)}
.top-nav a.muted{color:var(--muted);font-weight:400}

.main{padding-top:40px;padding-bottom:64px;min-height:70vh}
.intro{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.eyebrow{font-family:var(--ff-head);font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.lead{color:var(--muted);margin:0;font-size:1.05rem}
.counts{display:flex;gap:12px}
.counts div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 20px;text-align:center;min-width:110px}
.counts strong{display:block;font-family:var(--ff-head);font-size:1.6rem;color:var(--navy)}
.counts span{font-size:.85rem;color:var(--muted)}

/* Barra de búsqueda */
.toolbar{display:flex;gap:14px;align-items:center;margin-bottom:22px;flex-wrap:wrap;position:sticky;top:68px;z-index:10;background:var(--bg);padding:10px 0}
.search{flex:1;min-width:240px;position:relative;display:flex;align-items:center}
.search .ico{position:absolute;left:14px;color:var(--muted)}
.search input{width:100%;font:inherit;font-size:1rem;padding:13px 16px 13px 42px;border:1px solid #c9d5dd;border-radius:12px;background:#fff}
.search input:focus{outline:2px solid var(--teal);border-color:var(--teal)}
.toolbar-actions{display:flex;gap:6px}
.btn-link{background:none;border:0;color:var(--teal-2);font:inherit;font-weight:600;cursor:pointer;padding:8px 10px;border-radius:8px}
.btn-link:hover{background:var(--teal-soft)}

/* Diseño con índice */
.layout{display:grid;grid-template-columns:260px 1fr;gap:28px;align-items:start}
.index-nav{position:sticky;top:150px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;max-height:calc(100vh - 170px);overflow:auto}
.index-nav h2{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.index-nav ul{list-style:none;margin:0;padding:0}
.index-nav a{display:flex;justify-content:space-between;gap:8px;padding:7px 10px;border-radius:8px;text-decoration:none;color:var(--ink);font-size:.92rem}
.index-nav a:hover{background:var(--soft)}
.index-nav a span{color:var(--muted);font-size:.82rem}

/* Categorías */
.cats{display:flex;flex-direction:column;gap:14px}
.cat{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;scroll-margin-top:150px}
.cat>summary{list-style:none;display:flex;align-items:center;gap:12px;padding:16px 20px;cursor:pointer;user-select:none}
.cat>summary::-webkit-details-marker{display:none}
.cat>summary:hover{background:var(--soft)}
.cat-ico{width:36px;height:36px;border-radius:10px;background:var(--teal-soft);color:var(--teal-2);display:grid;place-items:center}
.cat-title{font-family:var(--ff-head);font-weight:700;color:var(--navy);flex:1}
.badge{background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:2px 10px;font-size:.82rem;color:var(--muted);font-weight:600}
.chev{color:var(--muted);transition:transform .2s}
.cat[open] .chev{transform:rotate(180deg)}
.docs{list-style:none;margin:0;padding:0 8px 10px;border-top:1px solid var(--line)}
.docs li{border-bottom:1px solid #eef2f4}
.docs li:last-child{border-bottom:0}
.docs a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:8px;text-decoration:none;color:var(--ink)}
.docs a:hover{background:var(--soft)}
.docs a:hover .doc-name{color:var(--teal-2)}
.doc-ico{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;flex:none}
.doc-ico.pdf{background:#fdeeee;color:#c0392b}
.doc-ico.web{background:#e8f0fb;color:#2b62b5}
.doc-name{flex:1;font-weight:600;font-size:.96rem}
.doc-name small{display:block;font-weight:400;color:var(--muted);font-size:.78rem;word-break:break-all}
.doc-type{font-size:.75rem;font-weight:700;color:var(--muted);letter-spacing:.05em}
mark{background:#fff1a8;color:inherit;border-radius:3px;padding:0 1px}
.empty{text-align:center;color:var(--muted);padding:40px 0}

/* Panel */
.cat-tools{display:flex;gap:8px;flex-wrap:wrap;padding:12px 20px;border-top:1px solid var(--line);background:#fbfdfd}
.doc-admin{display:flex;align-items:center;gap:6px}
.doc-admin>a{flex:1;min-width:0}
.doc-actions{display:flex;gap:4px;padding-right:6px}
.pad{padding:6px 20px 18px;margin:0}
.btn,.btn-sm,.icon-btn{font-family:var(--ff-head);font-weight:700;cursor:pointer;border:1px solid transparent;display:inline-flex;align-items:center;gap:6px;list-style:none;text-decoration:none}
summary.btn::-webkit-details-marker,summary.btn-sm::-webkit-details-marker,summary.icon-btn::-webkit-details-marker{display:none}
.btn{background:var(--teal);color:#fff;padding:12px 20px;border-radius:999px;font-size:.92rem}
.btn:hover{background:var(--teal-2)}
.btn-sm{background:var(--teal-soft);color:var(--teal-2);padding:7px 12px;border-radius:8px;font-size:.84rem}
.btn-sm.ghost{background:#fff;border-color:var(--line);color:var(--navy)}
.btn-sm.danger{background:#fff;border-color:#f1c9c4;color:var(--red)}
.icon-btn{background:none;color:var(--muted);padding:8px;border-radius:8px}
.icon-btn:hover{background:var(--soft);color:var(--navy)}
.icon-btn.danger:hover{background:var(--red-soft);color:var(--red)}
.inline{display:inline}
.pop{position:relative}
.pop>.card{position:absolute;z-index:30;top:calc(100% + 8px);left:0;width:min(420px,86vw)}
.pop.right>.card{left:auto;right:0}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 18px 40px rgba(11,51,84,.14)}

/* Formularios */
.form{display:grid;gap:14px}
.form label{display:grid;gap:6px;font-weight:600;font-size:.9rem;color:var(--navy)}
.form input,.form select{font:inherit;font-weight:400;padding:10px 12px;border:1px solid #c9d5dd;border-radius:10px;background:#fff;width:100%}
.form input:focus,.form select:focus{outline:2px solid var(--teal);border-color:var(--teal)}
.form .btn{justify-self:start}
.dest{border:1px solid var(--line);border-radius:10px;padding:12px;margin:0;display:grid;gap:12px}
.dest legend{font-weight:600;font-size:.9rem;color:var(--navy);padding:0 4px}
.seg{display:flex;flex-wrap:wrap;gap:12px}
.seg label{display:flex;flex-direction:row;align-items:center;gap:6px;font-weight:400}
.seg input{width:auto}
.login{max-width:420px;margin:40px auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px}

.alert{padding:13px 16px;border-radius:10px;margin-bottom:20px;font-weight:600}
.alert.ok{background:var(--ok-soft);color:var(--ok)}
.alert.err{background:var(--red-soft);color:#9b2c1f}

.foot{border-top:1px solid var(--line);background:#fff;padding:20px 0;color:var(--muted);font-size:.86rem}

@media (max-width:900px){
  .layout{grid-template-columns:1fr}
  .index-nav{display:none}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .brand-sep,.app-name{display:none}
  .doc-type{display:none}
  .cat>summary{padding:14px}
  .toolbar{top:68px}
}