:root{--azul:#1f3a5f;--dorado:#b8923a;--fondo:#f4f6f9;--texto:#1d2733;--borde:#d7dde5;--ok:#1e7a46;--err:#b3261e;--av:#8a6d1b}
@media (prefers-color-scheme:dark){:root{--fondo:#12171e;--texto:#e6ebf1;--borde:#2c3643;--azul:#5b8ac4}
 body{background:var(--fondo)} .item,.tile,.form input,.form select,.form textarea,.filtros input,.filtros select,.caja{background:#1a212b!important;color:var(--texto)}}
*{box-sizing:border-box}
body{margin:0;font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--fondo);color:var(--texto)}
main{max-width:980px;margin:0 auto;padding:16px}
h1{font-size:1.4rem;margin:.3rem 0 1rem;color:var(--azul)} h2{font-size:1.1rem;margin:1.6rem 0 .6rem}
a{color:var(--azul)}
.top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--azul);padding:8px 16px;border-bottom:3px solid var(--dorado)}
.top .brand{color:#fff;font-weight:700;text-decoration:none;font-size:1.1rem}
.top nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.top nav a,.top nav .pronto{color:#fff;text-decoration:none;padding:12px 14px;border-radius:8px;min-height:48px;display:inline-flex;align-items:center}
.top nav a.on,.top nav a:hover{background:rgba(255,255,255,.18)}
.top nav .pronto{opacity:.45}
.salir{margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:0;border-radius:10px;background:var(--azul);color:#fff;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn.sec{background:transparent;color:var(--azul);border:2px solid var(--azul)}
.top .btn.sec{color:#fff;border-color:rgba(255,255,255,.6)}
.filtros{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:8px}
.filtros input[type=search]{flex:1 1 240px}
input,select,textarea{font:inherit;color:inherit;width:100%;min-height:48px;padding:10px 12px;border:1px solid var(--borde);border-radius:10px;background:#fff}
.filtros select{width:auto;flex:0 1 auto}
textarea{min-height:90px}
.chk{display:inline-flex;align-items:center;gap:8px;min-height:48px}
.chk input{width:22px;height:22px;min-height:0}
.form{display:grid;gap:12px;max-width:720px}
.form label{display:grid;gap:4px;font-weight:600;font-size:.92rem}
.form label.chk{display:flex;font-weight:400}
.dos{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.dos{grid-template-columns:1fr}}
.acciones{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.lista{display:grid;gap:8px;margin:8px 0}
.item{display:block;background:#fff;border:1px solid var(--borde);border-radius:12px;padding:12px 14px;text-decoration:none;color:inherit;min-height:56px}
a.item:hover{border-color:var(--azul)}
.item .t{font-weight:600} .item .s{color:#5b6775;font-size:.9rem}
.muted{color:#5b6775;font-size:.92rem}
.badge{display:inline-block;font-size:.72rem;font-weight:600;padding:2px 8px;border-radius:99px;background:#e8eef7;color:var(--azul);margin-left:4px}
.badge.off{background:#f3e0de;color:var(--err)}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;margin:8px 0}
.tile{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:14px;text-decoration:none;color:inherit;display:grid;gap:2px}
.tile b{font-size:1.5rem;color:var(--azul)} .tile span{color:#5b6775;font-size:.9rem}
.flash{padding:12px 14px;border-radius:10px;margin:0 0 12px;border:1px solid}
.flash.ok{background:#e6f4ec;border-color:#9dd1b3;color:var(--ok)}
.flash.error{background:#fbe9e7;border-color:#e8aaa4;color:var(--err)}
.flash.aviso{background:#fbf3dd;border-color:#e4cf8d;color:var(--av)}
body.login{display:grid;place-items:center;min-height:100vh}
.caja{width:min(92vw,380px);background:#fff;border:1px solid var(--borde);border-radius:16px;padding:24px;border-top:4px solid var(--dorado)}
.caja form{display:grid;gap:12px;margin-top:12px} .caja label{display:grid;gap:4px;font-weight:600}