:root{
  --nav:#12202B;--nav-2:#1C2E3B;--nav-ink:#C8D3DB;--nav-muted:#8EA0AD;
  --bg:#F4F5F6;--surface:#FFFFFF;--ink:#17232D;--ink-2:#4A5864;--muted:#66737E;--line:#E2E5E8;--line-2:#EEF0F2;
  --accent:#176FA6;--accent-dark:#125A88;--copper:#C4673A;--copper-soft:#E0A07C;
  --series-1:#176FA6;--series-2:#C4673A;--reference:#7C8894;
  --good:#1D7A4D;--good-bg:#E8F4EE;--warn:#8F5E0A;--warn-bg:#FBF3E2;--crit:#B13A2E;--crit-bg:#FBECEA;--info-bg:#E9F1F7;
  --serif:'Iowan Old Style','Palatino Linotype',Palatino,Georgia,serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;-webkit-font-smoothing:antialiased}
.hidden{display:none!important}
h1,h2,h3,p{margin:0}
h1{font-family:var(--serif);font-size:28px;font-weight:600;line-height:1.2;letter-spacing:-.2px}
h2{font-size:16px;font-weight:650;line-height:1.3}
h3{font-size:14px;font-weight:650;margin:22px 0 6px}
a{color:var(--accent)}
.eyebrow{font-size:12px;font-weight:650;color:var(--copper);letter-spacing:.4px;margin-bottom:6px}
.muted{color:var(--muted);font-size:13px}
.hint{color:var(--muted);font-size:12px;margin-top:5px}

/* Controles */
button,.button{display:inline-block;border:1px solid #CBD1D6;border-radius:7px;background:var(--surface);color:var(--ink);padding:8px 14px;font:inherit;font-weight:600;font-size:13px;line-height:20px;cursor:pointer;text-decoration:none;white-space:nowrap}
button:hover,.button:hover{background:#F2F4F5}
button:disabled{opacity:.5;cursor:not-allowed}
button.primary{background:var(--accent);border-color:var(--accent);color:#fff}
button.primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
button.block{display:block;width:100%;padding:11px 14px;margin-top:6px}
button.link{background:none;border:0;color:var(--accent);padding:10px 0 0;font-weight:500}
button.danger{color:var(--crit)}
.small-button{padding:4px 10px;font-size:12px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
label,legend{display:block;font-size:13px;font-weight:600;color:var(--ink-2)}
input,select{display:block;width:100%;height:38px;font:inherit;color:var(--ink);padding:0 10px;border:1px solid #CBD1D6;background:#fff;border-radius:7px}
input[type=file]{height:auto;padding:8px 0;border:0;background:none}
input[type=checkbox]{width:16px;height:16px;margin:0;flex:none;accent-color:var(--accent)}
.field{margin-bottom:14px;min-width:0}
.field>input,.field>select{margin-top:5px}
.field.inline{margin:0}
.field-label{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:22px}
fieldset{border:0;padding:0;margin:0 0 14px}
.check-list{display:grid;gap:8px;margin-top:8px}
.check{display:flex;gap:8px;align-items:center;font-weight:500;font-size:13px;color:var(--ink)}
.check-row{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:16px}

/* Ayuda por campo */
.help{flex:none;width:20px;height:20px;padding:0;border-radius:50%;border:1px solid #AEB8C0;color:var(--ink-2);background:#fff;font-size:12px;font-weight:700;line-height:18px;text-align:center;position:relative}
.help::after{content:'';position:absolute;inset:-6px}
.help:hover,.help[aria-expanded=true]{background:var(--accent);border-color:var(--accent);color:#fff}
.help-sample{display:inline-block;width:18px;height:18px;border-radius:50%;border:1px solid #AEB8C0;font-size:11px;font-weight:700;line-height:16px;text-align:center;color:var(--ink-2)}
.help-pop{position:fixed;z-index:60;width:320px;max-width:calc(100vw - 24px);background:var(--ink);color:#EEF2F5;border-radius:9px;padding:14px 16px;font-size:13px;line-height:1.5;box-shadow:0 12px 32px rgba(18,32,43,.28)}
.help-pop strong{display:block;font-size:13.5px;margin-bottom:4px;color:#fff}
.help-pop dl{margin:10px 0 0;display:grid;grid-template-columns:auto 1fr;gap:4px 10px}
.help-pop dt{color:#A9B7C2;font-size:12px}
.help-pop dd{margin:0;font-size:12.5px}

/* Acceso */
.auth{min-height:100vh;display:grid;grid-template-columns:minmax(320px,44%) 1fr}
.auth-brand{background:var(--nav);color:#fff;padding:56px;display:flex;flex-direction:column;gap:26px}
.auth-name{font-family:var(--serif);font-size:34px;line-height:1.15;font-weight:600}
.auth-product{color:var(--copper-soft);font-size:15px;margin-top:6px}
.auth-claim{color:var(--nav-ink);font-size:17px;line-height:1.5;max-width:30em;margin-top:auto}
.auth-foot{color:var(--nav-muted);font-size:13px;max-width:30em}
.auth-panel{display:flex;align-items:center;justify-content:center;padding:40px 24px}
.auth-card{width:100%;max-width:400px}
.auth-card h1{font-size:25px;margin-bottom:10px}
.auth-card .muted{margin-bottom:18px}
.auth-card button.link{display:block}
.auth-card form>.muted:last-child{margin:16px 0 0}
.monogram{flex:none;width:40px;height:40px;border-radius:50%;border:1.5px solid var(--copper-soft);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:13px;font-weight:600;letter-spacing:.5px}
.monogram.large{width:64px;height:64px;font-size:20px}

/* Estructura */
aside{position:fixed;inset:0 auto 0 0;width:248px;background:var(--nav);color:var(--nav-ink);display:flex;flex-direction:column;padding:22px 14px 16px;overflow-y:auto}
.brand{display:flex;align-items:center;gap:11px;padding:0 6px 22px;color:#fff}
.brand strong{display:block;font-family:var(--serif);font-size:15.5px;font-weight:600;line-height:1.2}
.brand small{display:block;font-size:12px;color:var(--copper-soft);margin-top:3px}
nav{display:grid;gap:2px}
nav button{display:flex;align-items:center;gap:11px;width:100%;text-align:left;background:none;border:0;color:var(--nav-ink);padding:9px 10px;border-radius:7px;font-weight:500;font-size:13.5px}
nav button:hover{background:var(--nav-2);color:#fff}
nav button.active{background:var(--nav-2);color:#fff;box-shadow:inset 3px 0 0 var(--copper-soft)}
nav svg{flex:none;width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
nav hr{border:0;border-top:1px solid #2A3C49;margin:10px 4px;width:auto}
aside :focus-visible{outline-color:var(--copper-soft)}
.side-foot{margin-top:auto;padding:14px 8px 0;border-top:1px solid #2A3C49}
.who{margin-bottom:8px}
.who strong{display:block;color:#fff;font-size:13.5px;font-weight:600}
.who small{color:var(--nav-muted);font-size:12px}
.side-link{display:block;background:none;border:0;color:var(--nav-ink);padding:4px 0;font-weight:500;font-size:13px}
.side-link:hover{background:none;color:#fff;text-decoration:underline}
main{margin-left:248px;padding:28px 32px 16px;max-width:1640px}
header{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:20px}
#subtitle{color:var(--muted);margin-top:4px}
.header-tools{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap}
.header-tools select{width:170px}
.filters{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.filters .field{width:220px}
#filter-note{color:var(--warn);font-size:13px;padding-bottom:9px}
footer{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px;padding:14px 0;flex-wrap:wrap}

/* Avisos */
#notice:not(:empty){padding:10px 14px;border-radius:8px;background:var(--good-bg);color:#14553A;margin-bottom:16px}
#notice.error:not(:empty){background:var(--crit-bg);color:var(--crit)}
.alert{padding:10px 14px;border-radius:8px;margin-bottom:12px;font-size:13px;line-height:1.5;border-left:3px solid}
.alert strong{font-weight:650}
.alert.critical{background:var(--crit-bg);border-color:var(--crit);color:#7E251C}
.alert.warning{background:var(--warn-bg);border-color:var(--warn);color:#664207}
.alert.info{background:var(--info-bg);border-color:var(--accent);color:#134A6E}

/* Paneles e indicadores */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:20px 22px;margin-bottom:18px;min-width:0}
.panel>h2+.muted,.panel>h2+.table-wrap,.panel>h2+#snapshots,.panel>h2+form{margin-top:6px}
.panel>.muted{margin-bottom:12px}
.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:12px}
.panel-head .muted{margin-top:3px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid.wide-first{grid-template-columns:minmax(0,1.75fr) minmax(280px,1fr)}
.grid.side-first{grid-template-columns:minmax(300px,1fr) minmax(0,2fr)}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:15px 18px;min-width:0}
.kpi .label{font-size:13px;color:var(--muted)}
.kpi strong{display:block;font-size:24px;font-weight:650;line-height:1.25;margin-top:4px;font-variant-numeric:tabular-nums;letter-spacing:-.3px}
.kpi small{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.kpi.featured{background:var(--nav);border-color:var(--nav);color:#fff}
.kpi.featured .label,.kpi.featured small{color:var(--nav-ink)}
.rank{padding:9px 0}
.rank-row{display:flex;justify-content:space-between;gap:12px;font-size:13px}
.rank-row span{min-width:0;overflow-wrap:anywhere}
.rank-row strong{font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}
.rank-track{height:6px;background:var(--line-2);border-radius:3px;margin-top:6px;overflow:hidden}
.rank-track i{display:block;height:100%;background:var(--series-2);border-radius:0 3px 3px 0}
.insights{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.insight{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:15px 18px;font-size:13px;color:var(--ink-2)}
.insight strong{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}

/* Tablas */
.table-wrap{overflow:auto;max-height:560px}
table{border-collapse:collapse;width:100%;font-size:13px;white-space:nowrap}
th{text-align:left;font-weight:600;font-size:12px;color:var(--muted);background:#F7F8F9;position:sticky;top:0;z-index:1}
td,th{padding:8px 12px;border-bottom:1px solid var(--line-2)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
td.wrap{white-space:normal;min-width:240px;overflow-wrap:anywhere}
td select{height:32px;min-width:130px;font-size:13px;padding:0 6px}
td select:disabled{background:#F4F5F6;color:var(--muted)}
tr.inactive td{color:var(--muted)}
.negative{color:var(--crit)}
.row-actions{display:flex;gap:6px;justify-content:flex-end}
td small.sub{display:block;color:var(--muted);font-size:12px}
.pill{display:inline-block;font-size:12px;font-weight:600;border-radius:20px;padding:2px 9px;background:var(--line-2);color:var(--ink-2)}
.pill.ok{background:var(--good-bg);color:#14553A}
.pill.warn{background:var(--warn-bg);color:#664207}
.pager{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.version{padding:11px 0;border-bottom:1px solid var(--line-2);display:flex;align-items:center;justify-content:space-between;gap:12px}
.version small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.upload{padding:12px 14px;border:1px dashed #AEB8C0;border-radius:8px;background:#FAFBFB;margin:14px 0}
.empty{padding:44px 12px;text-align:center;color:var(--muted)}

/* Simulación */
.sim-layout{display:grid;grid-template-columns:400px minmax(0,1fr);gap:18px;align-items:start}
.sim-results .kpis{grid-template-columns:repeat(4,minmax(0,1fr))}
.presets{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 16px}
.presets button{padding:6px 11px;font-size:12.5px}
.form-section{border-top:1px solid var(--line-2);padding-top:14px;margin-top:4px}
.form-section h3{margin:0 0 10px;font-size:13px;color:var(--ink)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;align-items:end}
.form-grid .span{grid-column:1/-1}

/* Gráficos */
.chart{min-height:40px;position:relative}
.chart svg{display:block;width:100%;overflow:visible;touch-action:pan-y}
.chart svg:focus{outline:none}
.chart svg:focus-visible,.chart rect:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.chart text{font-size:12px;fill:var(--muted);font-family:inherit;font-variant-numeric:tabular-nums}
.chart text.end{fill:var(--ink);font-weight:600}
.grid-line{stroke:var(--line-2);stroke-width:1}
.base-line{stroke:#B9C1C8;stroke-width:1}
.hit{fill:transparent;cursor:default}
.hit:hover,.hit:focus{fill:rgba(23,35,45,.05)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-2);margin-bottom:8px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{display:inline-block;width:11px;height:11px;border-radius:2px}
.legend i.stroke{width:16px;height:0;border-radius:0;border-top:2px solid}
.chart-tip{position:fixed;z-index:50;pointer-events:none;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:9px 12px;font-size:12.5px;box-shadow:0 8px 24px rgba(18,32,43,.16);min-width:170px}
.chart-tip .tip-title{color:var(--muted);margin-bottom:5px}
.chart-tip .tip-row{display:grid;grid-template-columns:14px auto;column-gap:7px;align-items:center;padding:2px 0}
.chart-tip .tip-row i{display:block;width:14px;height:0;border-top:2px solid}
.chart-tip .tip-row strong{font-weight:650;font-variant-numeric:tabular-nums}
.chart-tip .tip-row span{grid-column:2;color:var(--muted);font-size:12px}

/* Diálogos */
dialog{border:0;border-radius:12px;padding:24px;width:min(440px,calc(100vw - 32px));color:var(--ink);box-shadow:0 20px 50px rgba(18,32,43,.3)}
dialog::backdrop{background:rgba(18,32,43,.45)}
dialog h2{margin-bottom:10px;font-size:18px}
.credentials{margin:14px 0 0;display:grid;gap:3px}
.credentials dt{font-size:12px;color:var(--muted)}
.credentials dd{margin:0 0 8px;font:600 15px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#F4F5F6;border-radius:6px;padding:8px 10px;overflow-wrap:anywhere;user-select:all}

@media(max-width:1280px){
  .sim-layout{grid-template-columns:350px minmax(0,1fr)}
  .sim-results .kpis{grid-template-columns:1fr 1fr}
  .grid.wide-first,.grid.side-first{grid-template-columns:minmax(0,1fr)}
}
@media(max-width:900px){
  .auth{grid-template-columns:1fr}
  .auth-brand{padding:28px 24px;gap:14px}
  .auth-name{font-size:26px}
  .auth-claim,.auth-foot{margin:0;font-size:14px}
  aside{position:static;width:auto;padding:14px}
  .brand{padding-bottom:12px}
  nav{display:flex;overflow-x:auto;gap:4px}
  nav button{width:auto;white-space:nowrap}
  nav hr{display:none}
  .side-foot{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:center;margin-top:10px;padding-top:10px}
  .who{margin:0;width:100%}
  main{margin:0;padding:18px 14px}
  header{flex-direction:column;align-items:stretch}
  .kpis,.sim-results .kpis{grid-template-columns:1fr 1fr}
  .sim-layout,.grid,.insights{grid-template-columns:minmax(0,1fr)}
  .panel{padding:16px}
  .panel-head{flex-wrap:wrap}
  .filters .field{width:100%}
}
@media(max-width:480px){.kpis,.sim-results .kpis{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}}
@media print{
  aside,.header-tools,.filters,footer,.sim-form,.pager,button,.help,.help-pop,.chart-tip,.button{display:none!important}
  body{background:#fff}
  main{margin:0;padding:0;max-width:none}
  .sim-layout{display:block}
  .panel,.kpi,.insight{break-inside:avoid}
  .table-wrap{max-height:none;overflow:visible}
  .kpi.featured{background:#fff;color:var(--ink);border-color:var(--line)}
  .kpi.featured .label,.kpi.featured small{color:var(--muted)}
}