:root{
  --bg:#f1f5f9;          /* fondo página */
  --surface:#ffffff;     /* tarjetas / sidebar */
  --surface-2:#f8fafc;   /* zonas suaves */
  --border:#e2e8f0;
  --text:#0f172a;
  --muted:#64748b;
  --primary:#4f46e5;     /* indigo */
  --primary-hover:#4338ca;
  --primary-soft:#eef2ff;
  --success:#16a34a; --success-soft:#dcfce7;
  --danger:#dc2626;  --danger-soft:#fee2e2;
  --warn:#d97706;    --warn-soft:#fef3c7;
  --shadow:0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.04);
  --shadow-lg:0 10px 25px rgba(15,23,42,.10);
  --radius:12px;
}
*{box-sizing:border-box}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.icon{vertical-align:middle;flex-shrink:0}

/* Layout */
.layout{display:flex;min-height:100vh;min-height:100dvh}
.sidebar{width:248px;background:var(--surface);border-right:1px solid var(--border);
  display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh;height:100dvh}
.brand{padding:20px;font-weight:700;font-size:17px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:11px;color:var(--text);flex-shrink:0}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#6366f1,#4f46e5);
  color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.nav{flex:1;min-height:0;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:3px}
.nav a{display:flex;align-items:center;gap:12px;padding:10px 14px;color:var(--muted);
  border-radius:10px;font-weight:500}
.nav a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.nav a.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav a.active .icon{color:var(--primary)}
.sidebar .foot{padding:14px 18px;border-top:1px solid var(--border);font-size:13px;
  color:var(--muted);display:flex;align-items:center;gap:8px;justify-content:space-between;flex-shrink:0}
.sidebar .foot a{display:inline-flex;align-items:center;gap:5px}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:16px 28px;background:var(--surface);border-bottom:1px solid var(--border)}
.topbar h1{font-size:19px;margin:0;font-weight:650;min-width:0}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}
.hamburger{display:none;background:transparent;border:none;cursor:pointer;
  color:var(--text);padding:6px;border-radius:8px}
.hamburger:hover{background:var(--surface-2)}
.backdrop{display:none}
/* Todo el ancho disponible (antes 1140px): en pantallas grandes las tablas se amplían solas */
.content{padding:28px;max-width:1800px;width:100%}

/* Language switch */
.langsw{display:flex;align-items:center;gap:6px;color:var(--muted);flex-shrink:0}
.langsw .pill{display:inline-flex;gap:4px;background:var(--surface-2);border:1px solid var(--border);
  border-radius:999px;padding:3px}
.langsw a{padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;color:var(--muted)}
.langsw a:hover{text-decoration:none;color:var(--text)}
.langsw a.active{background:var(--primary);color:#fff}

/* Cards / grid */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-bottom:26px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:16px;min-width:0}
.card .cardicon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;
  justify-content:center;background:var(--primary-soft);color:var(--primary);flex-shrink:0}
a.card{text-decoration:none;color:inherit;transition:transform .12s,box-shadow .12s}
a.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.card .num{font-size:26px;font-weight:700;line-height:1.1;overflow-wrap:anywhere}
.card .lbl{color:var(--muted);font-size:13px;margin-top:2px}
.card.ok .cardicon{background:var(--success-soft);color:var(--success)}
.card.err .cardicon{background:var(--danger-soft);color:var(--danger)}

/* Tables (con scroll horizontal si no caben: antes se cortaban en el móvil) */
.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  overflow-x:auto;-webkit-overflow-scrolling:touch;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}
th{background:var(--surface-2);color:var(--muted);font-weight:600;font-size:12px;
  text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:none}
tbody tr{transition:background .12s}
tbody tr:hover td{background:var(--surface-2)}
code{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;
  padding:1px 7px;font-size:13px;color:var(--text)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:9px;
  border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;
  font-size:14px;font-family:inherit;font-weight:500;box-shadow:var(--shadow);transition:all .12s}
.btn:hover{background:var(--surface-2);text-decoration:none;transform:translateY(-1px)}
.btn .icon{width:16px;height:16px}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-hover)}
.btn.danger{background:var(--surface);border-color:var(--danger);color:var(--danger);box-shadow:none}
.btn.danger:hover{background:var(--danger);color:#fff}
.btn.sm{padding:6px 11px;font-size:13px}
.btn.sm .icon{width:15px;height:15px}
.btn.ghost{box-shadow:none;background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{background:var(--surface-2);color:var(--text)}
.btn-row{display:flex;gap:10px;margin:0 0 20px;flex-wrap:wrap;align-items:center}

/* Forms */
.field{margin-bottom:18px}
.field label{display:block;margin-bottom:7px;color:var(--text);font-size:13px;font-weight:600}
input[type=text],input[type=password],input[type=number],input[type=email],select,textarea{
  width:100%;padding:10px 13px;background:var(--surface);border:1px solid var(--border);
  border-radius:9px;color:var(--text);font-size:14px;font-family:inherit;transition:border .12s,box-shadow .12s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px var(--primary-soft)}
.hint{color:var(--muted);font-size:12.5px;margin-top:5px}
.form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;max-width:560px;box-shadow:var(--shadow)}
.inline-fields{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.inline-fields .field{flex:1 1 160px;margin:0}
.page-actions .search{width:240px}
.page-actions .narrow{width:150px}
.page-actions select{width:auto}

/* Flash */
.flash{padding:12px 16px;border-radius:10px;margin-bottom:18px;border:1px solid;
  display:flex;align-items:center;gap:9px;font-weight:500}
.flash.ok{background:var(--success-soft);border-color:#86efac;color:#15803d}
.flash.error{background:var(--danger-soft);border-color:#fca5a5;color:#b91c1c}
.flash.warn{background:var(--warn-soft);border-color:#fcd34d;color:#92400e;display:block}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;border-radius:999px;
  font-size:12px;font-weight:600}
.badge.ok{background:var(--success-soft);color:#15803d}
.badge.err{background:var(--danger-soft);color:#b91c1c}
.badge.on{background:var(--primary-soft);color:var(--primary)}
.badge.warn{background:var(--warn-soft);color:#92400e}
.badge .icon{width:13px;height:13px}

/* Login */
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;padding:20px;
  background:linear-gradient(135deg,#eef2ff 0%,#f1f5f9 55%,#e0e7ff 100%)}
.login-box{background:var(--surface);border:1px solid var(--border);border-radius:18px;
  padding:38px;width:100%;max-width:390px;box-shadow:var(--shadow-lg)}
.login-box .logo{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#6366f1,#4f46e5);
  color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:var(--shadow)}
.login-box h1{margin:0 0 4px;font-size:22px;text-align:center}
.login-box .sub{color:var(--muted);margin-bottom:24px;font-size:14px;text-align:center}

/* Debug console (claro) */
.console{background:#0f172a08;background:var(--surface-2);border:1px solid var(--border);
  border-radius:10px;padding:14px 16px;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;font-size:12.5px;
  line-height:1.5;height:440px;overflow-y:auto;white-space:pre-wrap;word-break:break-word;color:#334155}
.console .accept{color:var(--success);font-weight:600}
.console .reject{color:var(--danger);font-weight:600}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.row2 > *{min-width:0}
#ip_picker.row2{gap:0 16px}
.muted{color:var(--muted)}
.attr-row{display:grid;grid-template-columns:1fr 90px 1fr 42px;gap:8px;margin-bottom:8px}
.section-title{margin:24px 0 12px;font-size:15px;color:var(--text);font-weight:650;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.page-actions{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.spacer{margin-left:auto}
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin:16px 0;flex-wrap:wrap}
.pager .muted{padding:0 6px}
.only-mobile{display:none}

/* Gráficas (static/charts.js) */
:root{--viz-down:#2a78d6;--viz-up:#eb6834;--viz-hours:#4a3aa7;--viz-grid:#ecebe6;--viz-axis:#c3c2b7;--viz-ink:#6b6a65;
  --viz-online:#0ca30c;--viz-track:#e3e2dc;--viz-cut:#d03b3b;--viz-micro:#ec835a}
.legend .key.tri{width:0;height:0;background:none;border-radius:0;border-left:5px solid transparent;
  border-right:5px solid transparent;border-top:8px solid var(--viz-cut);vertical-align:0}
.legend .key.tri.micro{border-top-color:var(--viz-micro)}

/* Ordenar tablas (static/tables.js) y la lista de usuarios (en el servidor) */
th.sortable{cursor:pointer;user-select:none;white-space:nowrap}
th.sortable:hover,th a.sort:hover{color:var(--text);text-decoration:none}
th.sortable::after,th a.sort::after{content:"↕";opacity:.35;margin-left:4px;font-size:11px}
th.sortable[aria-sort=ascending]::after,th a.sort.asc::after{content:"▲";opacity:.85}
th.sortable[aria-sort=descending]::after,th a.sort.desc::after{content:"▼";opacity:.85}
th a.sort{color:inherit;white-space:nowrap}
.table-sort{display:none}
td.actions{white-space:nowrap}
/* Portátiles y pantallas medianas: menú lateral solo con iconos (nombre en title) para dejar
   a las tablas el espacio que les falta; en pantallas grandes se ve completo */
@media(min-width:861px) and (max-width:1366px){
  .sidebar{width:72px}
  .brand{justify-content:center;padding:18px 0}
  .brandtext,.nav a span,.sidebar .foot .ftext{display:none}
  .nav{padding:12px 10px}
  .nav a{justify-content:center;padding:11px 0}
  .sidebar .foot{flex-direction:column;padding:12px 0;gap:12px}
}
/* Columnas que se adaptan al contenido: etiquetas, códigos/IPs y fechas nunca se parten por dentro */
td .badge,td code,td[data-sort]{white-space:nowrap}
/* Lista de usuarios: el nombre del cliente no se queda en una palabra por línia, y el usuario
   solo se parte si es muy largo (por los guiones), siempre con el icono al lado */
@media(min-width:701px){
  td.nm{min-width:13em}
  td.un{min-width:12em}
  td a.ulink{display:inline-flex;align-items:baseline;gap:4px}
  td a.ulink svg{flex:none;align-self:center}
}
/* Escritorio: letra y márgenes de las tablas proporcionales al ancho de pantalla
   (más compacto en un portátil, más grande en una pantalla grande) */
@media(min-width:861px){
  .content{padding:clamp(18px,1.4vw,36px);max-width:2400px}
  th,td{padding:clamp(8px,.55vw + 2px,14px) clamp(8px,.75vw + 1px,18px);font-size:clamp(12.5px,.35vw + 8.5px,15.5px)}
  th{font-size:clamp(11px,.2vw + 8.5px,13px)}
  td .badge{font-size:.86em;padding:.2em .8em}
  td code{font-size:.92em}
  td .badge code{font-size:1.07em}  /* IP fija dentro de la etiqueta: misma letra que la IP de accounting */
  td .btn.sm{font-size:.93em}
}
/* Escritorio mediano: botones de fila solo con icono (el texto va en title) para que quepa la tabla */
@media(min-width:701px) and (max-width:1799px){
  td.actions .btxt{display:none}
  td.actions .btn.sm{padding:6px 8px;gap:0}
}
tr[hidden]{display:none!important}
.hist-filter .btn{box-shadow:none}
@media(max-width:700px){
  .table-sort{display:block;width:100%;margin-bottom:8px}
  .page-actions select.table-sort{display:block}
}
.chart{position:relative;width:100%;min-height:210px}
.chart svg{display:block;overflow:visible}
.chart .grid{stroke:var(--viz-grid);stroke-width:1}
.chart .axis{stroke:var(--viz-axis);stroke-width:1}
.chart .tick{fill:var(--viz-ink);font-size:11px;font-variant-numeric:tabular-nums}
.chart .col{cursor:pointer;outline:none}
.chart .col.on path,.chart .col:focus-visible path{opacity:.75}
.chart-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px;font-size:14px}
.legend{display:inline-flex;gap:12px;align-items:center;color:var(--muted);font-size:12.5px}
.legend .key{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px;vertical-align:-1px}
.viz-tip{position:absolute;top:0;pointer-events:none;background:var(--surface);border:1px solid var(--border);
  border-radius:8px;box-shadow:var(--shadow-lg);padding:7px 10px;font-size:12.5px;white-space:nowrap;z-index:5;line-height:1.55}
.viz-tip b{font-weight:650;color:var(--text)}
.viz-tip span{color:var(--muted)}
.viz-tip .tkey{display:inline-block;width:10px;height:2px;margin-right:6px;vertical-align:3px}
.card .sub{color:var(--muted);font-size:12px;margin-top:1px}
.card .num.sm{font-size:20px;white-space:nowrap}
@media(max-width:700px){ .card .num.sm{font-size:15.5px} }
details.chart-table{margin:12px 0 4px}
details.chart-table summary{cursor:pointer;color:var(--muted);font-size:13px;margin-bottom:8px}

@media(max-width:860px){
  .row2{grid-template-columns:1fr}
  .hamburger{display:inline-flex}
  .sidebar{position:fixed;top:0;left:0;height:100vh;height:100dvh;width:250px;z-index:50;
    transform:translateX(-100%);transition:transform .22s ease;box-shadow:var(--shadow-lg);
    padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
  body.nav-open{overflow:hidden}
  body.nav-open .sidebar{transform:translateX(0)}
  body.nav-open .backdrop{display:block;position:fixed;inset:0;
    background:rgba(15,23,42,.45);z-index:40}
  .content{padding:18px;padding-bottom:calc(18px + env(safe-area-inset-bottom,0px))}
  /* Barra superior fija: el menú queda siempre a mano al hacer scroll */
  .topbar{padding:13px 16px;padding-top:calc(13px + env(safe-area-inset-top,0px));
    position:sticky;top:0;z-index:30}
  .grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px}
  table{font-size:13px}
  th,td{padding:9px 10px}
}

@media(max-width:700px){
  .content{padding-left:12px;padding-right:12px;padding-top:14px}
  .topbar{padding-left:10px;padding-right:12px}
  .topbar-left{flex:1;gap:6px}
  .topbar h1{font-size:16.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar h1 .icon,.langsw > .icon{display:none}
  .langsw a{padding:4px 8px;font-size:12px}
  /* iOS hace zoom al enfocar campos con letra de menos de 16px */
  input[type=text],input[type=password],input[type=number],input[type=email],select,textarea{font-size:16px}
  .form-card{padding:18px}
  .login-box{padding:28px 22px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .card{padding:14px;gap:10px}
  .card .cardicon{width:38px;height:38px}
  .card .num{font-size:21px}
  .page-actions{gap:8px}
  .page-actions .spacer{margin-left:0}
  .page-actions span.spacer{flex-basis:100%;height:0}
  /* Solo los formularios con campos (buscadores) ocupan todo el ancho, no los de un botón */
  .page-actions form:has(input:not([type=hidden]),select){display:flex;flex-wrap:wrap;gap:8px;width:100%}
  .page-actions .search,.page-actions .narrow{flex:1 1 160px;width:auto}
  .page-actions select{flex:1 1 140px}
  .attr-row{grid-template-columns:1fr 76px 42px}
  .attr-row > :nth-child(3){grid-column:1 / 3;grid-row:2}
  .attr-row > :nth-child(4){grid-column:3;grid-row:1}
  .console{height:320px}

  /* Tablas .stack => tarjetas; el título de cada celda sale de data-label (ver base.html) */
  table.stack thead{display:none}
  table.stack,table.stack tbody{display:block}
  table.stack tr{display:flow-root;padding:10px 14px;border-bottom:1px solid var(--border)}
  table.stack tr:last-child{border-bottom:none}
  table.stack td{display:block;position:relative;border:none;padding:4px 0 4px 36%;min-height:30px;
    overflow-wrap:anywhere;font-size:13.5px}
  table.stack td::before{content:attr(data-label);position:absolute;left:0;top:7px;width:33%;
    color:var(--muted);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.03em;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  table.stack td[colspan],table.stack td.actions,table.stack td[data-label=""]{padding-left:0}
  table.stack td[colspan]::before,table.stack td.actions::before,table.stack td[data-label=""]::before{content:none}
  table.stack td.actions{display:flex;flex-wrap:wrap;gap:6px;padding-top:8px}
  /* La casilla flota a la derecha; sin z-index la celda siguiente (position:relative) queda
     encima y se lleva el toque: en el móvil no se podía seleccionar ningún usuario */
  table.stack td.chk{float:right;padding:0;min-height:0;position:relative;z-index:2}
  table.stack td.chk input{width:24px;height:24px;margin:2px}
  .only-mobile{display:flex}
  .selall-m{align-items:center;gap:8px;font-size:14px;padding:6px 4px}
  .selall-m input{width:22px;height:22px}
  table.stack tbody tr:hover td{background:transparent}
}