:root{
    --navy:#003768;
    --navy-2:#00284d;
    --gold:#F5A623;
    --gold-2:#c98613;
    --yellow:#FFD54A;
    --yellow-2:#E0B520;
    --yellow-bg:#FFF6DD;
    --bg:#f4f6f9;
    --card:#ffffff;
    --border:#e1e5eb;
    --text:#1c2b3a;
    --text-muted:#5b6b7c;
    --green:#1d9e75; --green-bg:#e1f5ee; --green-tx:#085041;
    --amber:#ef9f27; --amber-bg:#faeeda; --amber-tx:#854f0b;
    --red:#e24b4a; --red-bg:#fcebeb; --red-tx:#791f1f;
    --gray-bg:#eceef1; --gray-tx:#444441;
    --radius:10px;
  }
  *{box-sizing:border-box;}
  body{
    margin:0; background:var(--bg); color:var(--text);
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
    font-size:14px; line-height:1.5;
  }
  .appLayout{ display:flex; align-items:flex-start; min-height:100vh; }
  .sidebar{
    width:230px; flex:0 0 230px; background:var(--navy); color:#fff;
    display:flex; flex-direction:column; gap:16px; padding:18px 14px;
    position:sticky; top:0; height:100vh; overflow-y:auto; box-sizing:border-box;
  }
  .brand{display:flex; align-items:center; gap:10px;}
  .brand .mark{
    width:38px; height:38px; border-radius:50%; background:transparent;
    color:var(--navy-2); display:flex; align-items:center; justify-content:center;
    font-weight:700; font-size:15px; overflow:hidden; flex:0 0 auto;
  }
  .brand .titles{line-height:1.2;}
  .brand .titles .t1{font-weight:600; font-size:14px;}
  .brand .titles .t2{font-size:12px; color:#cfe0f0;}
  select, button, input, textarea{
    font-family:inherit; font-size:13px;
  }
  select{
    background:#fff; border:1px solid #ddd; border-radius:8px; padding:7px 10px; color:var(--text);
  }
  .sidebar select{ width:100%; box-sizing:border-box; }
  .sidenav{display:flex; flex-direction:column; gap:3px;}
  .sidenav button{
    border:none; background:transparent; color:#e6eef7; padding:10px 12px; border-radius:8px; cursor:pointer;
    font-weight:500; text-align:left; width:100%; display:flex; align-items:center; gap:9px;
  }
  .sidenav button svg{flex:0 0 auto; opacity:.85;}
  .sidenav button.active svg{opacity:1;}
  .sidenav button.active{background:#fff; color:var(--navy); box-shadow:inset 3px 0 0 var(--yellow);}
  .sidebar-footer{margin-top:auto; display:flex; flex-direction:column; gap:8px; padding-top:14px; border-top:1px solid rgba(255,255,255,0.2);}
  .sidebar-footer .btn{width:100%; box-sizing:border-box; justify-content:center;}
  #usuarioChip{font-size:11.5px; color:#cfe0f0; word-break:break-word;}
  .subtabs{display:flex; gap:4px; border-bottom:1px solid var(--border); margin-bottom:18px;}
  .subtab{background:transparent; border:none; border-bottom:2px solid transparent; padding:10px 4px; margin-right:22px; font-weight:600; color:var(--text-muted); cursor:pointer; font-size:14px;}
  .subtab.active{color:var(--navy); border-bottom-color:var(--navy);}
  .subtab[disabled]{opacity:.4; cursor:not-allowed;}
  main{flex:1 1 auto; min-width:0; margin:0; padding:22px 24px 60px; box-sizing:border-box;}
  @media (max-width: 820px){
    .appLayout{ flex-direction:column; }
    .sidebar{ position:relative; width:100%; height:auto; flex-direction:row; flex-wrap:wrap; align-items:center; top:auto; }
    .brand{flex:0 0 auto;}
    .sidebar select{width:auto;}
    .sidenav{flex-direction:row; flex-wrap:wrap;}
    .sidebar-footer{margin-top:0; flex-direction:row; border-top:none; padding-top:0; margin-left:auto;}
    .sidebar-footer .btn{width:auto;}
  }
  .banner{
    display:flex; align-items:center; gap:14px; padding:14px 18px; border-radius:var(--radius);
    margin-bottom:20px; border:1px solid var(--border);
  }
  .banner .dot{width:10px; height:10px; border-radius:50%; flex:0 0 auto;}
  .banner .txt strong{display:block; font-size:14px;}
  .banner .txt span{color:var(--text-muted); font-size:13px;}
  .b-borrador{background:var(--gray-bg); }
  .b-enviada{background:var(--amber-bg);}
  .b-aprobada{background:var(--green-bg);}
  .b-rechazada{background:var(--red-bg);}
  .dot-borrador{background:#888780;}
  .dot-enviada{background:var(--amber);}
  .dot-aprobada{background:var(--green);}
  .dot-rechazada{background:var(--red);}

  .card{
    background:var(--card); border:1px solid var(--border); border-radius:12px;
    padding:18px 20px; margin-bottom:20px;
  }
  .card h2{margin:0 0 4px; font-size:16px; font-weight:600; color:var(--navy);}
  .card .sub{color:var(--text-muted); font-size:13px; margin-bottom:14px;}
  .row-between{display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:10px; margin-bottom:14px;}

  table{width:100%; border-collapse:collapse; font-size:13px; font-variant-numeric:tabular-nums;}
  th, td{padding:9px 10px; text-align:left; border-bottom:1px solid var(--border);}
  th{background:var(--navy); color:#fff; font-weight:600; font-size:12px; text-transform:uppercase; letter-spacing:.02em;}
  th:first-child{border-top-left-radius:var(--radius);}
  th:last-child{border-top-right-radius:var(--radius);}
  tbody tr:nth-child(even){background:#f6f8fb;}
  tbody tr:hover{background:var(--amber-bg);}
  tr:last-child td{border-bottom:none;}
  td.num{text-align:right; font-variant-numeric:tabular-nums;}
  th.num{text-align:right;}
  td.cell-pos{background:var(--green-bg); color:var(--green-tx); font-weight:600;}
  td.cell-neg{background:var(--red-bg); color:var(--red-tx); font-weight:600;}
  td.cell-flat{background:var(--gray-bg); color:var(--gray-tx);}
  .adv-yes{color:var(--green-tx); font-weight:600;}
  .adv-no{color:var(--text-muted);}

  .btn{
    border:1px solid #d7dbe0; background:#fff; color:var(--text); padding:8px 14px;
    border-radius:8px; cursor:pointer; font-weight:500; display:inline-flex; align-items:center; gap:6px;
  }
  .btn:hover{background:#f7f8fa;}
  .btn:active{transform:scale(0.98);}
  .btn-primary{background:var(--navy); border-color:var(--navy); color:#fff;}
  .btn-primary:hover{background:var(--navy-2);}
  .btn-gold{background:var(--gold); border-color:var(--gold); color:var(--navy-2); font-weight:600;}
  .btn-gold:hover{background:var(--gold-2);}
  .btn-danger{color:var(--red-tx); border-color:#f0c4c4;}
  .btn-danger:hover{background:var(--red-bg);}
  .btn-sm{padding:5px 10px; font-size:12px;}
  .btn[disabled]{opacity:.45; cursor:not-allowed;}
  .btn-icon{width:30px; height:30px; padding:0; justify-content:center;}

  .badge{
    display:inline-flex; align-items:center; padding:3px 10px; border-radius:999px;
    font-size:12px; font-weight:600;
  }
  .badge-borrador{background:var(--gray-bg); color:var(--gray-tx);}
  .badge-enviada{background:var(--amber-bg); color:var(--amber-tx);}
  .badge-aprobada{background:var(--green-bg); color:var(--green-tx);}
  .badge-rechazada{background:var(--red-bg); color:var(--red-tx);}
  .badge-pendiente{background:var(--gray-bg); color:var(--gray-tx);}
  .badge-completa{background:var(--green-bg); color:var(--green-tx);}
  .btn-ficha-completa{background:var(--green-bg); color:var(--green-tx); border-color:var(--green-bg);}

  .empty{text-align:center; padding:40px 20px; color:var(--text-muted);}
  .empty .big{font-size:28px; margin-bottom:6px;}

  .modal-overlay{
    display:none;
    position:fixed; top:0; left:0; right:0; bottom:0; z-index:1000;
    align-items:flex-start; justify-content:center;
    background:rgba(10,20,35,0.45);
    padding:40px 16px;
    overflow-y:auto;
  }
  .modal-overlay.show{
    display:flex;
  }
  .modal{
    background:#fff; border-radius:12px; width:100%; max-width:640px; padding:22px 24px;
    max-height:calc(100vh - 80px); overflow-y:auto;
    box-shadow:0 12px 40px rgba(0,0,0,0.25);
  }
  .modal h3{margin:0 0 16px; color:var(--navy); font-size:16px;}
  .form-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px 14px;}
  .form-grid .full{grid-column:1 / -1;}
  .field label{display:block; font-size:12px; color:var(--text-muted); margin-bottom:4px; font-weight:600;}
  .field input, .field select, .field textarea{
    width:100%; border:1px solid #d7dbe0; border-radius:8px; padding:8px 10px; color:var(--text);
  }
  .field textarea{resize:vertical; min-height:64px;}
  .hint{font-size:11px; color:var(--text-muted); margin-top:3px;}
  .hint.warn{color:var(--amber-tx);}
  .recomendacion{
    background:#eef4fb; color:#003768; border:1px solid #c9dced; border-radius:8px;
    padding:9px 12px; font-size:12.5px; font-weight:500; margin-bottom:12px; display:flex; align-items:flex-start; gap:6px;
  }
  .horario-grupo{margin-bottom:6px;}
  .horario-grupo-label{
    font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.05em;
    color:var(--text-muted); padding-top:8px;
  }
  .switch-row{display:flex; align-items:center; gap:10px; cursor:pointer;}
  .switch{position:relative; display:inline-block; width:42px; height:24px; flex:0 0 auto;}
  .switch input{opacity:0; width:0; height:0;}
  .switch-track{
    position:absolute; inset:0; background:#d7dbe0; border-radius:999px; transition:background .15s ease;
  }
  .switch-track::before{
    content:''; position:absolute; width:18px; height:18px; left:3px; top:3px; background:#fff; border-radius:50%;
    transition:transform .15s ease; box-shadow:0 1px 2px rgba(0,0,0,0.25);
  }
  .switch input:checked + .switch-track{background:var(--navy);}
  .switch input:checked + .switch-track::before{transform:translateX(18px);}
  #f_bloque2027.finiquito-bloqueado{opacity:.4; pointer-events:none;}
  #f_bloque2026.bloqueado-por-ano{opacity:.5; pointer-events:none;}
  .modal-actions{display:flex; justify-content:flex-end; gap:10px; margin-top:18px; padding-top:14px; border-top:1px solid var(--border);}

  .stat-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(140px,1fr)); gap:12px; margin-bottom:18px;}
  .stat{background:var(--bg); border-radius:10px; padding:12px 14px;}
  .stat .label{font-size:12px; color:var(--text-muted);}
  .stat .value{font-size:22px; font-weight:600; color:var(--navy); margin-top:2px;}

  .colegio-grid{display:grid; grid-template-columns:repeat(auto-fill, minmax(220px,1fr)); gap:12px;}
  .colegio-card{
    padding:16px; border:1px solid var(--border); border-radius:12px; cursor:pointer;
    display:flex; flex-direction:column; gap:8px; background:#fff;
  }
  .colegio-card:hover{border-color:var(--navy); box-shadow:0 2px 10px rgba(0,55,104,0.08);}
  .colegio-card .name{font-weight:600; font-size:15px;}
  .colegio-card .meta{font-size:12px; color:var(--text-muted);}
  .flex-gap{display:flex; align-items:center; gap:10px; flex-wrap:wrap;}

  .distlist{display:flex; flex-direction:column; gap:8px;}
  .distrow{
    display:flex; align-items:center; justify-content:space-between; padding:10px 14px;
    border:1px solid var(--border); border-radius:8px; flex-wrap:wrap; gap:8px;
  }
  .distrow .who{font-weight:500;}
  .distrow .fn{font-size:12px; color:var(--text-muted);}

  .acc{border:1px solid var(--border); border-radius:10px; overflow:hidden; background:#fff;}
  .acc[open] > summary .chev{transform:rotate(180deg);}
  .acc summary{list-style:none; cursor:pointer;}
  .acc summary::-webkit-details-marker{display:none;}
  .acc-row{display:flex; align-items:center; gap:14px; padding:11px 14px; flex-wrap:wrap;}
  .acc-name{flex:1 1 160px; min-width:140px;}
  .acc-name .n{font-weight:600;}
  .acc-name .f{font-size:12px; color:var(--text-muted);}
  .acc-mini{text-align:center; min-width:56px;}
  .acc-mini .l{font-size:10px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.02em;}
  .acc-mini .v{font-size:13px; font-weight:600; font-variant-numeric:tabular-nums;}
  .icon-btn{
    width:30px; height:30px; border-radius:50%; display:flex; align-items:center; justify-content:center;
    border:1px solid var(--border); background:#fff; cursor:pointer; flex:0 0 auto;
  }
  .icon-btn.on{background:var(--green-bg); border-color:var(--green); color:var(--green-tx);}
  .icon-btn.off{background:var(--gray-bg); color:var(--gray-tx);}
  .chev{font-size:18px; color:var(--text-muted); transition:transform .15s ease; flex:0 0 auto;}

  .toast{
    position:static; margin:0 0 16px; padding:10px 14px; border-radius:8px; font-size:13px;
    background:var(--green-bg); color:var(--green-tx); display:none;
  }
  .toast.show{display:block;}

  @media (max-width:640px){
    .form-grid{grid-template-columns:1fr;}
    table{font-size:12px;}
  }
/* Ajuste: en la versión PHP la navegación usa <a> (recarga de página)
   en vez de <button> (como en la versión de una sola página), así que
   se replica el mismo estilo para los enlaces del menú lateral. */
.sidenav a{
  border:none; background:transparent; color:#e6eef7; padding:10px 12px; border-radius:8px; cursor:pointer;
  font-weight:500; text-align:left; width:100%; display:flex; align-items:center; gap:9px; text-decoration:none;
}
.sidenav a.active{background:#fff; color:var(--navy);}