:root{
  --bg:#f5f6f8; --card:#fff; --ink:#1a1f2b; --muted:#6b7280; --line:#e4e7ec;
  --brand:#0b4f8a; --brand-2:#0e67b3; --ok:#15803d; --warn:#b45309; --danger:#b91c1c;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f141c; --card:#171e29; --ink:#e7ebf2; --muted:#9aa4b2; --line:#263041;
  --brand:#4d9de0; --brand-2:#6db2ec; --ok:#4ade80; --warn:#fbbf24; --danger:#f87171;
}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--brand)} a:hover{color:var(--brand-2)}
h1{font-size:1.6rem;margin:.2rem 0} h2{font-size:1.05rem;margin:0 0 .8rem} h3{font-size:.95rem;margin:0 0 .6rem}
.wrap{max-width:1120px;margin:0 auto;padding:20px 16px 60px}
.muted{color:var(--muted)} .sm{font-size:.85rem} .xs{font-size:.75rem} .mono{font-family:ui-monospace,"SF Mono",Menlo,monospace}
.nowrap{white-space:nowrap} .num{text-align:right} .pre{white-space:pre-wrap} .inline{display:inline}

.top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  padding:10px 20px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top nav{display:flex;gap:18px;align-items:center;font-size:.9rem}
.top nav a{text-decoration:none;color:var(--ink)}
.marca{display:flex;gap:10px;align-items:center;font-weight:600;text-decoration:none;color:var(--ink)}
.logo{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--brand);color:#fff;font-weight:700;font-size:.85rem}
.logo.big{width:56px;height:56px;font-size:1.3rem;border-radius:12px}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);margin-bottom:16px}
.head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.volver{font-size:.85rem;text-decoration:none;display:inline-block;margin-bottom:6px}

.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font:inherit;font-size:.9rem;cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff} .btn.primary:hover{background:var(--brand-2)}
.btn.danger{color:var(--danger)} .btn.danger:hover{border-color:var(--danger)}
.btn.sm{padding:4px 10px;font-size:.8rem} .btn.full{width:100%;justify-content:center}
button.link{background:none;border:0;color:var(--muted);cursor:pointer;font:inherit;padding:0}

input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font:inherit;margin-top:4px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px}
input[type=checkbox]{width:auto;margin:0}
label{display:block;font-size:.85rem;font-weight:500}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.span2{grid-column:span 2} .span3{grid-column:1/-1}
.acciones{display:flex;justify-content:flex-end;margin-top:14px}
.fila{display:flex;gap:10px} .fila input{margin:0;max-width:260px}
.chk{display:flex;gap:6px;align-items:center;font-weight:400;color:var(--muted);margin-top:6px;font-size:.8rem}
.rut-msg{font-size:.75rem} .rut-msg.ok{color:var(--ok)} .rut-msg.err{color:var(--danger)}

.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px;border:1px solid var(--line);background:var(--card)}
.flash.ok{border-color:var(--ok);color:var(--ok)} .flash.error{border-color:var(--danger);color:var(--danger)}

.login{max-width:360px;margin:8vh auto;text-align:center}
.login form{text-align:left;margin-top:20px} .login label{margin-bottom:12px}

.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.chip{padding:5px 12px;border-radius:999px;border:1px solid var(--line);background:var(--card);text-decoration:none;color:var(--ink);font-size:.85rem}
.chip.on{background:var(--ink);color:var(--card);border-color:var(--ink)}
.buscar{display:flex;gap:8px;margin-bottom:16px} .buscar input{margin:0}

.tabla{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top}
.tabla tbody tr{cursor:pointer} .tabla tbody tr:hover{background:var(--bg)}
.tabla td a{text-decoration:none;color:var(--ink)}
.tabla:not(.card){background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}

.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:.75rem;font-weight:600;background:var(--bg);border:1px solid var(--line)}
.est-activo{color:var(--ok)} .est-continuidad{color:var(--brand)} .est-termino{color:var(--warn)} .est-cerrado{color:var(--muted)}
.ok-dot{color:var(--ok);font-size:.85rem}
.vacio{text-align:center;color:var(--muted);padding:40px}

.ficha{display:grid;grid-template-columns:1fr 340px;gap:20px;margin-top:4px}
.meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:.9rem}
.big-rut{color:var(--ink);font-weight:600}
.claves{display:flex;flex-direction:column;gap:10px;border-left:1px solid var(--line);padding-left:20px}
.clave-box .lbl{font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.clave-box .val{font-size:1.05rem;margin:2px 0 4px;word-break:break-all}
.clave-box .btns{display:flex;gap:6px}
.lock{font-size:.75rem;font-weight:400;color:var(--muted);margin-left:8px}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:4px 0 16px;overflow-x:auto}
.tabs a{padding:10px 14px;text-decoration:none;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap;font-size:.9rem}
.tabs a.on{color:var(--ink);border-color:var(--brand);font-weight:600}

.drop{border:2px dashed var(--line);border-radius:10px;padding:22px;text-align:center;position:relative;color:var(--muted);font-weight:400}
.drop.over{border-color:var(--brand);background:var(--bg)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0}
.docs td{padding:8px 6px} .docs .per{width:110px}
.grupo h3{border-bottom:1px solid var(--line);padding-bottom:8px}

.chk-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}
.progreso{display:flex;align-items:center;gap:10px;min-width:200px}
.barra{flex:1;height:8px;border-radius:99px;background:var(--bg);border:1px solid var(--line);overflow:hidden}
.barra span{display:block;height:100%;background:var(--ok)}
.checklist{list-style:none;padding:0;margin:8px 0 0}
.checklist li{display:grid;grid-template-columns:1fr auto 240px;gap:12px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line)}
.chk-item{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.92rem;cursor:pointer}
.chk-item input{margin-top:4px;width:16px;height:16px}
.chk-item small{display:block}
.checklist li.hecho .chk-item>span{color:var(--muted)}
.nota{margin:0;padding:5px 8px;font-size:.82rem}
.sug{font-style:normal;font-size:.72rem;color:var(--brand);border:1px solid var(--brand);border-radius:99px;padding:0 7px;margin-left:6px}

.datos{display:grid;grid-template-columns:200px 1fr;gap:8px 16px;margin:0}
.datos dt{color:var(--muted);font-size:.85rem} .datos dd{margin:0}
.peligro{border-color:var(--danger)} .peligro h2{color:var(--danger)}
.audit tr.alerta td{background:rgba(180,83,9,.08)}

@media (max-width:760px){
  .grid{grid-template-columns:1fr} .span2,.span3{grid-column:auto}
  .ficha{grid-template-columns:1fr} .claves{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:14px}
  .checklist li{grid-template-columns:1fr} .datos{grid-template-columns:1fr}
  .fila{flex-direction:column} .fila input{max-width:none}
}

/* usuarios */
.u-edit summary{list-style:none;cursor:pointer} .u-edit summary::-webkit-details-marker{display:none}
.u-edit[open] summary{margin-bottom:8px}
.u-panel{display:grid;gap:14px;min-width:240px;white-space:normal}
.u-panel form{display:grid;gap:6px;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}
.u-panel label{margin:0} .u-panel input:not([type=checkbox]){margin:0}
tr.muted td:not(:last-child){opacity:.6}

/* adjuntar archivo */
.adjuntar{margin-top:12px}
.dlg{border:1px solid var(--line);border-radius:14px;padding:0;width:min(560px,calc(100vw - 32px));background:var(--card, var(--bg));color:var(--ink)}
.dlg::backdrop{background:rgba(0,0,0,.45)}
.dlg form{padding:20px;display:grid;gap:12px}
.dlg-head{display:flex;justify-content:space-between;align-items:center} .dlg-head h2{margin:0}
.dlg .grid{grid-template-columns:1fr 1fr 1fr}
@media (max-width:760px){ .dlg .grid{grid-template-columns:1fr} }

/* adjuntos por punto del checklist */
.chk-docs{display:flex;flex-wrap:wrap;gap:4px 12px;margin:4px 0 0 26px;font-size:.8rem}
.chk-docs a{text-decoration:none} .chk-docs a:hover{text-decoration:underline}
.dlg-item{margin:0;font-weight:600;font-size:.9rem;color:var(--brand)}
.checklist li:target{background:color-mix(in srgb, var(--brand) 8%, transparent)}
.checklist li>.btn{justify-self:start;white-space:nowrap}