:root{
  --rojo:#be1e2d; --rojo-osc:#8f1320; --verde:#1e9e57; --amarillo:#e0a800;
  --bg:#f4f5f7; --panel:#ffffff; --txt:#23262b; --muted:#6b7280; --linea:#e5e7eb;
  --sidebar:#1c1f26; --sidebar-txt:#cbd2dc;
  --sombra:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --radio:10px;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--txt);font-size:14px}
.hidden{display:none !important}
.muted{color:var(--muted)}
.error{color:var(--rojo);min-height:18px;font-size:13px;margin:6px 0 0}
a{color:inherit;text-decoration:none}

/* Botones */
.btn{border:1px solid transparent;border-radius:8px;padding:8px 14px;font-size:14px;cursor:pointer;background:#eef0f3;color:var(--txt);font-weight:600}
.btn:hover{filter:brightness(.97)}
.btn-primary{background:var(--rojo);color:#fff}
.btn-success{background:var(--verde);color:#fff}
.btn-warn{background:var(--amarillo);color:#1c1300}
.btn-ghost{background:transparent;border-color:var(--linea)}
.btn-sm{padding:5px 9px;font-size:12px}
.btn-block{width:100%}
.btn-danger{background:#fff;border-color:var(--rojo);color:var(--rojo)}

/* Login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#be1e2d22,#1c1f2622)}
.login-card{background:var(--panel);padding:28px;border-radius:16px;box-shadow:var(--sombra);width:340px;max-width:92vw}
.login-card .brand{display:flex;align-items:center;gap:10px}
.login-card h1{font-size:22px;margin:0}
.login-card label{display:block;margin:14px 0 0;font-size:13px;font-weight:600}
.login-card input{width:100%;margin-top:5px;padding:10px;border:1px solid var(--linea);border-radius:8px;font-size:15px}
.login-card .btn{margin-top:18px}
.logo{font-size:26px}

/* Layout app */
#app-view{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--sidebar);color:var(--sidebar-txt);display:flex;flex-direction:column;padding:16px 12px;position:sticky;top:0;height:100vh}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:6px 8px 16px;color:#fff;border-bottom:1px solid #2c313b}
.sidebar .brand small{display:block;color:#8b93a1;font-size:11px}
.nav{display:flex;flex-direction:column;gap:2px;margin-top:14px;flex:1}
.nav a{padding:10px 12px;border-radius:8px;color:var(--sidebar-txt);font-weight:600;font-size:13px}
.nav a:hover{background:#2a2f39;color:#fff}
.nav a.active{background:var(--rojo);color:#fff}
.sidebar-foot{border-top:1px solid #2c313b;padding-top:10px;display:flex;flex-direction:column;gap:8px}
.sidebar-foot a{padding:8px 12px;border-radius:8px;font-size:13px}
.sidebar-foot a:hover{background:#2a2f39;color:#fff}

.content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:14px;background:var(--panel);padding:12px 20px;box-shadow:var(--sombra);position:sticky;top:0;z-index:5}
#page-title{font-weight:700;font-size:16px;flex:1}
.user-chip{display:flex;align-items:center;gap:8px;font-size:13px}
.badge{background:#eef0f3;border-radius:20px;padding:2px 10px;font-size:11px;font-weight:700;text-transform:uppercase}
.badge.admin{background:var(--rojo);color:#fff}
.view{padding:20px;max-width:1200px;width:100%;margin:0 auto}

/* Paneles */
.card{background:var(--panel);border-radius:var(--radio);box-shadow:var(--sombra);padding:16px;margin-bottom:16px}
.card h3{margin:0 0 12px;font-size:15px;display:flex;align-items:center;gap:8px}
.row{display:flex;gap:14px;flex-wrap:wrap}
.col{flex:1;min-width:160px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
label.field{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:10px}
label.field input,label.field select,label.field textarea{width:100%;margin-top:4px;padding:8px;border:1px solid var(--linea);border-radius:8px;font-size:14px;font-weight:600;color:var(--txt)}
input.money{text-align:right}

/* Tablas */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:7px 8px;border-bottom:1px solid var(--linea);text-align:right}
th:first-child,td:first-child{text-align:left}
thead th{background:#f8f9fb;font-size:11px;text-transform:uppercase;color:var(--muted);position:sticky;top:0}
tfoot td{font-weight:700;background:#fafbfc}
table input{width:100%;border:1px solid transparent;background:transparent;padding:6px;border-radius:6px;text-align:right;font-size:13px;font-weight:600}
table input:focus{border-color:var(--rojo);background:#fff;outline:none}
table input.txt{text-align:left}
.tbl-actions{text-align:center !important}
.x-btn{color:var(--rojo);cursor:pointer;border:none;background:none;font-size:16px;font-weight:700}

/* Resultados */
.kpi{display:flex;flex-direction:column;gap:2px;background:#f8f9fb;border-radius:8px;padding:10px 12px}
.kpi .lbl{font-size:11px;color:var(--muted);text-transform:uppercase;font-weight:700}
.kpi .val{font-size:18px;font-weight:800}
.pill{display:inline-block;padding:2px 10px;border-radius:20px;font-size:11px;font-weight:800}
.pill.ok{background:#dff5e8;color:var(--verde)}
.pill.pdte{background:#fde8ea;color:var(--rojo)}
.neg{color:var(--rojo)}
.pos{color:var(--verde)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.toolbar .spacer{flex:1}
.estado{font-size:12px;font-weight:700;padding:3px 10px;border-radius:6px}
.estado.abierto{background:#e7f0ff;color:#1d4ed8}
.estado.cerrado{background:#eee;color:#555}

/* Toast */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#23262b;color:#fff;padding:12px 20px;border-radius:10px;box-shadow:var(--sombra);z-index:100;font-weight:600}
.toast.ok{background:var(--verde)}
.toast.err{background:var(--rojo)}

/* Íconos */
.ic{vertical-align:-3px;flex:none}
.nav a{display:flex;align-items:center;gap:10px}
.sidebar-foot a{display:flex;align-items:center;gap:10px}
.btn .ic{vertical-align:-4px;margin-right:5px}
.card h3 .ic{color:var(--rojo)}
.brand .logo{color:var(--rojo);display:flex}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;z-index:200;overflow:auto}
.modal{background:var(--panel);border-radius:14px;box-shadow:0 10px 40px rgba(0,0,0,.25);width:560px;max-width:96vw;padding:20px}
.modal h3{margin:0 0 6px;display:flex;align-items:center;gap:8px}
.modal .modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.modal .close-x{background:none;border:none;cursor:pointer;color:var(--muted);padding:4px}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}
.vale-row{display:flex;gap:8px;align-items:center;margin-bottom:8px}
.vale-row select,.vale-row input{padding:8px;border:1px solid var(--linea);border-radius:8px;font-size:14px}

/* Botón Guardar flotante */
.fab-guardar{position:fixed;right:24px;bottom:24px;z-index:90;background:var(--rojo);color:#fff;border:none;
  border-radius:30px;padding:14px 22px;font-size:15px;font-weight:700;cursor:pointer;
  box-shadow:0 6px 20px rgba(190,30,45,.4);display:flex;align-items:center;gap:8px}
.fab-guardar:hover{filter:brightness(1.05)}
.fab-guardar .ic{vertical-align:-3px;margin:0}

.only-mobile{display:none}
@media(max-width:820px){
  .sidebar{position:fixed;z-index:20;left:-260px;transition:left .2s;height:100vh}
  .sidebar.open{left:0}
  .only-mobile{display:inline-block}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  body{font-size:13px}
  .view{padding:12px}
  .card{padding:12px}
  .topbar{padding:10px 12px;gap:8px}
  #page-title{font-size:15px}

  /* Tablas con scroll horizontal en móvil (mantiene columnas legibles) */
  .card table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;width:100%}
  table input{min-width:84px}
  table input.txt{min-width:120px}
  thead th{position:static}

  .toolbar .field{flex:1;min-width:130px}

  /* FAB un poco más compacto */
  .fab-guardar{right:14px;bottom:14px;padding:12px 18px;font-size:14px}
}