:root{
  --azul-profundo:#0F4C5C; --azul-medio:#1B7A8C; --verde-ok:#2A9D74; --ambar:#E9A23B; --coral:#E76F51;
  --fondo:#F5F8F8; --superficie:#FFFFFF; --texto:#16302B; --texto-suave:#5A6E6A; --borde:#DCE6E4;
  --sombra: 0 1px 3px rgba(15,76,92,0.08), 0 1px 2px rgba(15,76,92,0.06);
  --radio: 10px; --serif: Georgia, 'Iowan Old Style', 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{ font-family:var(--sans); background:var(--fondo); color:var(--texto); -webkit-font-smoothing:antialiased; }

/* ---------- auth (login / registro) ---------- */
.auth-wrap{ min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px; }
.auth-card{ width:100%; max-width:440px; background:var(--superficie); border-radius:14px; box-shadow:0 10px 30px rgba(15,76,92,.14); padding:32px 30px; }
.auth-card h1{ font-family:var(--serif); font-size:24px; color:var(--azul-profundo); margin:0 0 4px; }
.auth-card p.sub{ color:var(--texto-suave); font-size:13px; margin:0 0 22px; }
.auth-tabs{ display:flex; gap:6px; margin-bottom:20px; background:var(--fondo); border-radius:8px; padding:4px; }
.auth-tab{ flex:1; text-align:center; padding:8px; border-radius:6px; font-size:13.5px; font-weight:600; cursor:pointer; color:var(--texto-suave); }
.auth-tab.activo{ background:var(--superficie); color:var(--azul-profundo); box-shadow:var(--sombra); }
.auth-form{ display:none; flex-direction:column; gap:12px; }
.auth-form.activo{ display:flex; }
.auth-form label{ font-size:12.5px; font-weight:600; color:var(--texto-suave); margin-bottom:4px; display:block; }
.auth-check label{ display:inline; margin-bottom:0; font-weight:500; }
.auth-form input,.auth-form select{ width:100%; font-family:var(--sans); font-size:14px; padding:10px 12px; border:1px solid var(--borde); border-radius:8px; }
.auth-form input[type=checkbox]{ width:16px; height:16px; flex:none; padding:0; }
.auth-check{ display:flex; align-items:center; gap:7px; font-size:13px; color:var(--texto-suave); }
.auth-link{ color:var(--azul-medio); font-size:12.5px; cursor:pointer; text-decoration:underline; }
.wa-box{ background:#E8F8EF; border:1px solid #BFE9CE; border-radius:8px; padding:10px 12px; font-size:12.5px; color:#1E7A54; margin-top:8px; }
.wa-box a{ color:#1E7A54; font-weight:700; }

/* ---------- layout general (app) ---------- */
.app{ display:flex; min-height:100vh; }
.sidebar{ width:236px; flex-shrink:0; background:linear-gradient(180deg,var(--azul-profundo),#0B3A46); color:#EAF3F2; display:flex; flex-direction:column; padding:20px 0; }
.sidebar .marca{ font-family:var(--serif); font-size:19px; font-weight:700; padding:0 20px 2px; }
.sidebar .submarca{ padding:0 20px 14px; font-size:11px; color:#9FC3C0; border-bottom:1px solid rgba(255,255,255,.12); margin-bottom:10px; }
.sidebar .usuario-box{ padding:0 20px 14px; font-size:11.5px; color:#CFE4E2; border-bottom:1px solid rgba(255,255,255,.12); margin-bottom:6px; }
.sidebar .usuario-box b{ color:#fff; display:block; font-size:12.5px; }
.nav-item{ display:flex; align-items:center; gap:10px; padding:11px 20px; font-size:14px; cursor:pointer; color:#CFE4E2; border-left:3px solid transparent; }
.nav-item:hover{ background:rgba(255,255,255,.06); }
.nav-item.activo{ background:rgba(255,255,255,.10); border-left-color:var(--coral); color:#fff; font-weight:600; }
.nav-item .ic{ font-size:16px; width:18px; text-align:center; }
.sidebar .pie{ margin-top:auto; padding:14px 20px 0; font-size:10.5px; color:#7FA6A2; }
.sidebar .salir{ margin:10px 20px 0; padding:8px 12px; background:rgba(255,255,255,.08); border-radius:7px; text-align:center; font-size:12.5px; cursor:pointer; color:#EAF3F2; }
.sidebar .salir:hover{ background:rgba(255,255,255,.15); }

.main{ flex:1; min-width:0; padding:26px 34px 60px; }
.vista{ display:none; animation:fade .18s ease; }
.vista.activa{ display:block; }
@keyframes fade{ from{opacity:0; transform:translateY(4px);} to{opacity:1; transform:none;} }

.encabezado{ display:flex; align-items:flex-end; justify-content:space-between; margin-bottom:20px; flex-wrap:wrap; gap:10px; }
.encabezado h1{ font-family:var(--serif); font-weight:700; font-size:26px; margin:0 0 4px; color:var(--azul-profundo); }
.encabezado p{ margin:0; color:var(--texto-suave); font-size:13.5px; }

.grid-kpi{ display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:14px; margin-bottom:22px; }
.kpi{ background:var(--superficie); border-radius:var(--radio); box-shadow:var(--sombra); padding:16px 18px; border-top:3px solid var(--azul-medio); }
.kpi .lbl{ font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--texto-suave); font-weight:600; }
.kpi .val{ font-family:var(--serif); font-size:32px; font-weight:700; color:var(--azul-profundo); margin-top:4px; }
.kpi.alerta{ border-top-color:var(--coral); } .kpi.alerta .val{ color:var(--coral); }
.kpi.ok{ border-top-color:var(--verde-ok); } .kpi.ok .val{ color:var(--verde-ok); }

.panel{ background:var(--superficie); border-radius:var(--radio); box-shadow:var(--sombra); padding:20px 22px; margin-bottom:20px; }
.panel h2{ font-family:var(--serif); font-size:18px; margin:0 0 14px; color:var(--azul-profundo); }
.panel h3{ font-size:14px; margin:18px 0 8px; color:var(--azul-profundo); }

.filtros{ display:flex; gap:14px; align-items:center; margin-bottom:18px; flex-wrap:wrap; }
.filtros label{ font-size:12.5px; color:var(--texto-suave); margin-right:6px; }
select,input[type=text],input[type=number],input[type=date],input[type=password],input[type=email]{
  font-family:var(--sans); font-size:13.5px; padding:8px 10px; border:1px solid var(--borde); border-radius:7px; background:#fff; color:var(--texto);
}
select:focus,input:focus{ outline:2px solid var(--azul-medio); outline-offset:1px; }

.form-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:14px 22px; }
.campo{ display:flex; flex-direction:column; gap:5px; }
.campo label{ font-size:12.5px; color:var(--texto-suave); font-weight:600; }
.campo select,.campo input{ width:100%; }
.campo.full{ grid-column:1 / -1; }

.acciones{ display:flex; gap:10px; margin-top:20px; flex-wrap:wrap; }
.btn{ font-family:var(--sans); font-size:13.5px; font-weight:600; padding:10px 18px; border-radius:8px; border:none; cursor:pointer; }
.btn:active{ transform:translateY(1px); }
.btn:disabled{ opacity:.55; cursor:not-allowed; }
.btn-primario{ background:var(--verde-ok); color:#fff; }
.btn-secundario{ background:var(--fondo); color:var(--azul-profundo); border:1px solid var(--borde); }
.btn-peligro{ background:#fff; color:var(--coral); border:1px solid var(--coral); }
.btn-mini{ padding:5px 10px; font-size:12px; border-radius:6px; }
.btn-ancho{ width:100%; padding:11px; }

.mensaje{ padding:10px 14px; border-radius:8px; font-size:13px; margin-bottom:14px; display:none; }
.mensaje.ok{ background:#E4F5EE; color:#1E7A54; display:block; }
.mensaje.error{ background:#FBEAE6; color:#B94A2C; display:block; }
.aviso-edicion{ display:none; background:#FDF1DD; color:#94641A; padding:8px 12px; border-radius:8px; font-size:12.5px; margin-bottom:12px; }

table{ width:100%; border-collapse:collapse; font-size:13px; }
th,td{ text-align:left; padding:8px 10px; border:1px solid var(--borde); }
th{ background:var(--azul-profundo); color:#fff; font-size:11px; text-transform:uppercase; letter-spacing:.03em; font-weight:600; }
tbody tr:hover{ background:#F0F6F5; }
tbody tr:nth-child(even){ background:#FAFCFC; }
td.num{ text-align:right; font-variant-numeric:tabular-nums; }
tfoot td{ font-weight:700; border-top:2px solid var(--azul-profundo); background:#F0F6F5; }
.tabla-scroll{ overflow-x:auto; }

.grafico-caja{ display:flex; gap:26px; flex-wrap:wrap; }
.grafico-caja svg{ background:#fff; }

.sello{ width:104px; height:104px; border-radius:50%; border:3px solid var(--azul-profundo); display:flex; align-items:center; justify-content:center; flex-direction:column; color:var(--azul-profundo); transform:rotate(-8deg); font-family:var(--serif); }
.sello .n{ font-size:30px; font-weight:700; line-height:1; }
.sello .t{ font-size:8.5px; text-transform:uppercase; letter-spacing:.08em; margin-top:2px;}
.hero-inicio{ display:flex; align-items:center; gap:26px; margin-bottom:24px; }
.hero-inicio .texto h1{ font-family:var(--serif); font-size:30px; color:var(--azul-profundo); margin:0 0 6px; }
.hero-inicio .texto p{ margin:0; color:var(--texto-suave); font-size:14px; max-width:520px; }

.menu-inicio{ display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:14px; }
.tarjeta-menu{ background:var(--superficie); border-radius:var(--radio); box-shadow:var(--sombra); padding:18px; cursor:pointer; border-left:4px solid var(--azul-medio); }
.tarjeta-menu:hover{ transform:translateY(-2px); box-shadow:0 6px 16px rgba(15,76,92,.14); }
.tarjeta-menu .ttl{ font-weight:700; color:var(--azul-profundo); font-size:14.5px; margin-bottom:3px;}
.tarjeta-menu .dsc{ font-size:12.5px; color:var(--texto-suave); }
.ayuda{ font-size:12px; color:var(--texto-suave); background:#F0F6F5; border-radius:8px; padding:10px 12px; margin-bottom:16px; }
.fila-catalogo{ display:flex; gap:8px; align-items:center; padding:6px 0; border-bottom:1px solid var(--borde); }
.fila-catalogo input{ flex:1; }
#caja-acciones label{ display:flex; align-items:center; gap:8px; font-size:13.5px; font-weight:500; color:var(--texto); background:#F0F6F5; padding:9px 12px; border-radius:8px; cursor:pointer; }
#caja-acciones input[type=checkbox]{ width:16px; height:16px; }
.badge-rol{ display:inline-block; padding:2px 8px; border-radius:20px; font-size:10.5px; font-weight:700; background:rgba(255,255,255,.15); color:#fff; margin-left:6px; }

@media (max-width: 860px){
  .app{ flex-direction:column; } .sidebar{ width:100%; flex-direction:row; overflow-x:auto; padding:10px; }
  .sidebar .marca,.sidebar .submarca,.sidebar .pie,.sidebar .usuario-box{ display:none; }
  .nav-item{ white-space:nowrap; border-left:none; border-bottom:3px solid transparent; }
  .nav-item.activo{ border-bottom-color:var(--coral); }
  .form-grid{ grid-template-columns:1fr; } .main{ padding:18px; }
}
@media print{
  .sidebar, .filtros .btn, .acciones, .no-imprimir{ display:none !important; }
  .app{ display:block; } .main{ padding:0; } .vista{ display:none !important; }
  .vista.imprimiendo{ display:block !important; } .panel{ box-shadow:none; border:1px solid #ccc; break-inside:avoid; } body{ background:#fff; }
}