:root{
  --primario:#1f3864; --acento:#d93a3a;
  --bg:#f4f6fa; --card:#fff; --text:#1d2433; --muted:#6b7385; --line:#e3e7ef;
  --ok:#2e8b57; --warn:#c98a00;
  --radius:12px;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",system-ui,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}
.hidden{display:none!important}
.muted{color:var(--muted)} .small{font-size:12px}
h1,h2,h3{margin:0}
input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;width:100%}
label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);font-weight:600}
textarea{min-height:70px}

.btn{text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;padding:8px 14px;border-radius:8px;cursor:pointer;font:inherit;font-weight:600;color:var(--text)}
.btn:hover{filter:brightness(.97)}
.btn.primary{background:var(--primario);border-color:var(--primario);color:#fff}
.btn.accent{background:var(--acento);border-color:var(--acento);color:#fff}
.btn.ghost{background:transparent;border-color:transparent}
.btn.small{padding:4px 8px;font-size:12px}
.btn.full{width:100%}

/* login */
.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--primario),#0d1a33)}
.login-card{background:#fff;padding:32px;border-radius:16px;width:min(360px,92vw);display:flex;flex-direction:column;gap:12px;text-align:center;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login-card .logo-img{width:140px;margin:0 auto}
.login-card label{text-align:left}

/* layout */
.app{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:var(--primario);color:#fff;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:10px;align-items:center;padding:16px;border-bottom:1px solid rgba(255,255,255,.12)}
.brand .logo-img{width:46px;height:46px;object-fit:contain;background:#fff;border-radius:50%;padding:3px}
.brand div{display:flex;flex-direction:column;line-height:1.2}
.brand span{opacity:.75}
nav{flex:1;overflow:auto;padding:10px}
nav a{display:flex;gap:10px;align-items:center;padding:9px 12px;border-radius:8px;color:#fff;text-decoration:none;opacity:.85;margin-bottom:2px}
nav a:hover{background:rgba(255,255,255,.1);opacity:1}
nav a.active{background:#fff;color:var(--primario);opacity:1;font-weight:700}
nav .sec{font-size:11px;text-transform:uppercase;letter-spacing:.06em;opacity:.55;margin:14px 12px 6px}
.user{display:flex;align-items:center;gap:10px;padding:14px;border-top:1px solid rgba(255,255,255,.12)}
.user div{flex:1;display:flex;flex-direction:column}
.user .btn{color:#fff}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--acento);display:grid;place-items:center;font-weight:700;font-size:12px}

main{min-width:0}
.topbar{display:flex;align-items:center;gap:16px;padding:14px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.topbar h2{font-size:20px;flex:1}
.topbar .search{max-width:320px}
.burger{display:none}
.vista{padding:24px;display:flex;flex-direction:column;gap:18px}

/* cards & grids */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.card h3{font-size:15px;margin-bottom:12px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
.kpi{display:flex;flex-direction:column;gap:4px;border-left:4px solid var(--primario)}
.kpi b{font-size:28px;color:var(--primario)}
.kpi.a{border-left-color:var(--acento)} .kpi.a b{color:var(--acento)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}

/* tablas */
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;background:#fafbfd}
tbody tr:hover{background:#f7f9fd;cursor:pointer}
.tag{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:700;background:#eef1f7;color:var(--primario)}
.tag.ok{background:#e4f4ea;color:var(--ok)} .tag.no{background:#fbe9e9;color:var(--acento)} .tag.warn{background:#fdf3dc;color:var(--warn)}

/* tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow:auto}
.tabs button{border:0;background:none;padding:10px 14px;font:inherit;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent}
.tabs button.on{color:var(--primario);border-bottom-color:var(--primario)}
.form{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.form .s2{grid-column:span 2} .form .s3{grid-column:1/-1}

/* ficha */
.ficha-head{display:flex;gap:16px;align-items:center}
.ficha-head .avatar{width:64px;height:64px;font-size:22px;color:#fff}
.timeline{display:flex;flex-direction:column;gap:10px}
.timeline div{display:flex;gap:12px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:8px}
.timeline .dot{width:10px;height:10px;border-radius:50%;background:var(--ok)}
.timeline .dot.no{background:#cfd5e0}

/* barras */
.bars{display:flex;flex-direction:column;gap:8px}
.bar{display:grid;grid-template-columns:110px 1fr 40px;gap:10px;align-items:center;font-size:12px}
.bar i{display:block;height:12px;border-radius:6px;background:var(--primario)}
.cols{display:flex;align-items:flex-end;gap:10px;height:160px;padding-top:10px}
.cols div{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:11px;color:var(--muted)}
.cols i{display:block;width:100%;background:var(--primario);border-radius:6px 6px 0 0;opacity:.85}

/* config */
.logo-prev{width:150px;height:150px;object-fit:contain;border:1px dashed var(--line);border-radius:12px;padding:8px;background:#fff}
.swatch{display:flex;gap:10px;align-items:center}
.swatch input[type=color]{width:48px;height:38px;padding:2px}
.preview-bar{border-radius:10px;padding:14px;color:#fff;background:var(--primario);display:flex;gap:10px;align-items:center}

/* modal & toast */
.modal{position:fixed;inset:0;background:rgba(10,20,40,.45);display:grid;place-items:center;z-index:50;padding:16px}
.modal-card{background:#fff;border-radius:14px;padding:22px;width:min(640px,100%);max-height:90vh;overflow:auto;display:flex;flex-direction:column;gap:14px}
.toast{position:fixed;bottom:20px;right:20px;background:var(--text);color:#fff;padding:12px 18px;border-radius:10px;z-index:60;box-shadow:0 8px 24px rgba(0,0,0,.2)}

.reporte{border:1px solid var(--line);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:8px}
.reporte b{color:var(--primario)}

@media (max-width:900px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-260px;width:250px;z-index:20;transition:left .2s}
  body.menu-open .sidebar{left:0}
  .burger{display:block}
  .g2,.g3,.g4{grid-template-columns:1fr 1fr}
  .form{grid-template-columns:1fr}
  .form .s2{grid-column:auto}
  .topbar .search{display:none}
  .vista{padding:16px}
}
@media (max-width:520px){ .g2,.g3,.g4{grid-template-columns:1fr} }

/* ---- agregados de la app ---- */
a{color:var(--primario)}
.alert{padding:12px 16px;border-radius:10px;border:1px solid;font-weight:600}
.alert.ok{background:#e4f4ea;border-color:#b9e2c8;color:#1e6b40}
.alert.error{background:#fbe9e9;border-color:#f0c4c4;color:#9b2323}
.alert ul{margin:6px 0 0;padding-left:18px;font-weight:400}
.campo-error{color:#b42323;font-size:12px;font-weight:400}
input.invalido,select.invalido,textarea.invalido{border-color:#e08a8a}
.acciones{display:flex;gap:10px;justify-content:flex-end;margin-top:16px;flex-wrap:wrap}
.paginacion{display:flex;gap:6px;align-items:center;justify-content:flex-end;margin-top:12px;flex-wrap:wrap}
.paginacion a,.paginacion span{padding:6px 10px;border:1px solid var(--line);border-radius:8px;text-decoration:none;font-size:13px;background:#fff}
.paginacion .actual{background:var(--primario);color:#fff;border-color:var(--primario)}
.paginacion .off{color:var(--muted)}
.check{flex-direction:row!important;align-items:center;gap:8px;color:var(--text)!important;font-weight:400!important}
.check input{width:auto}
.vacio{padding:28px;text-align:center;color:var(--muted)}
td.num,th.num{text-align:right}
button.card{text-align:left;font:inherit;cursor:pointer}
.logo-login{width:140px;margin:0 auto}
form.inline{display:inline}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.grid-checks{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:6px;max-height:260px;overflow:auto;border:1px solid var(--line);border-radius:8px;padding:10px}
.titulo-seccion{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.titulo-seccion h3{margin:0}
.progreso{background:var(--line);border-radius:6px;height:12px;overflow:hidden}
.progreso i{display:block;height:100%;background:var(--primario)}
@media print{.sidebar,.topbar,.no-print{display:none!important}.app{display:block}.card{border:0}}