:root{
  --verde:#2e7d4f; --verde-osc:#1f5c38; --gris-bg:#f4f6f8; --borde:#dfe4ea;
  --rojo:#c0392b; --naranja:#e67e22; --azul:#0f4c81; --texto:#26313d;
}
*{box-sizing:border-box;}
body{font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--gris-bg);color:var(--texto);margin:0;}
header{background:linear-gradient(135deg,var(--verde),var(--verde-osc));color:#fff;padding:14px 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;}
header h1{margin:0;font-size:1.2rem;font-weight:600;}
header .info-usuario{font-size:0.85rem;text-align:right;}
header select{padding:6px 10px;border-radius:6px;border:1px solid #ffffff55;background:#ffffff20;color:#fff;font-size:0.85rem;}
header select option{color:#000;}
nav{display:flex;gap:6px;flex-wrap:wrap;background:#fff;padding:0 18px;border-bottom:1px solid var(--borde);}
nav button{background:none;border:none;padding:12px 16px;cursor:pointer;font-size:0.9rem;color:#5b6b7a;border-bottom:3px solid transparent;}
nav button.activo{color:var(--verde-osc);font-weight:600;border-bottom:3px solid var(--verde);}
main{max-width:1080px;margin:0 auto;padding:24px 18px;}
.vista{display:none;}
.vista.activa{display:block;}
.card{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:18px 20px;margin-bottom:16px;box-shadow:0 1px 3px rgba(0,0,0,.05);}
.card h2{margin:0 0 12px 0;font-size:1.05rem;color:var(--verde-osc);border-bottom:1px solid var(--borde);padding-bottom:8px;}
label{display:block;font-size:0.8rem;color:#5b6b7a;margin-bottom:4px;}
input,select,textarea{font-size:0.95rem;padding:9px 11px;border:1px solid var(--borde);border-radius:8px;width:100%;font-family:inherit;}
textarea{min-height:70px;resize:vertical;}
.fila{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;margin-bottom:12px;}
.fila > div{flex:1;min-width:160px;}
button.btn{background:var(--verde);color:#fff;border:none;padding:10px 18px;border-radius:8px;font-size:0.9rem;cursor:pointer;}
button.btn:hover{background:var(--verde-osc);}
button.btn.secundario{background:#fff;color:var(--verde-osc);border:1px solid var(--borde);}
button.btn.peligro{background:var(--rojo);}
.error-msg{color:var(--rojo);font-size:0.85rem;margin-top:8px;}
.ok-msg{color:var(--verde-osc);font-size:0.85rem;margin-top:8px;}
.mascota-chip{display:inline-block;background:#eef7f1;border:1px solid #bfe3cc;color:var(--verde-osc);padding:8px 14px;border-radius:20px;margin:4px 6px 4px 0;cursor:pointer;font-size:0.88rem;}
table{width:100%;border-collapse:collapse;font-size:0.87rem;}
th,td{text-align:left;padding:8px;border-bottom:1px solid #eef1f4;vertical-align:top;}
th{color:#5b6b7a;font-weight:600;font-size:0.75rem;text-transform:uppercase;}
.pill{display:inline-block;padding:2px 10px;border-radius:12px;font-size:0.72rem;font-weight:600;color:#fff;background:var(--azul);}
.atencion-item{border:1px solid var(--borde);border-radius:10px;padding:14px 16px;margin-bottom:12px;background:#fbfcfd;}
.atencion-item .meta{font-size:0.8rem;color:#5b6b7a;margin-bottom:8px;}
.badge-institucion{background:var(--naranja);color:#fff;padding:2px 8px;border-radius:10px;font-size:0.7rem;}
.disclaimer{background:#fff7e6;border:1px solid #f0d78c;color:#7a5c00;border-radius:10px;padding:12px 16px;font-size:0.82rem;margin-bottom:18px;}
.login-wrap{max-width:380px;margin:80px auto;padding:0 16px;}
.login-wrap .card{text-align:left;}
.login-wrap h1{text-align:center;color:var(--verde-osc);font-size:1.4rem;}
.selector-inst button{display:block;width:100%;text-align:left;padding:12px 14px;margin-bottom:8px;border:1px solid var(--borde);border-radius:8px;background:#fff;cursor:pointer;}
.selector-inst button:hover{border-color:var(--verde);}
.hint{font-size:0.78rem;color:#8593a1;margin-top:6px;}
input[readonly]{background:#f4f6f8;color:#8593a1;}
.rut-msg{margin-top:4px;min-height:0;}
input.input-invalido{border-color:var(--rojo);}

.header-acciones{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}

/* ================================= MODAL ================================= */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(20,30,40,.55);z-index:1000;align-items:center;justify-content:center;padding:20px;}
.modal-overlay.activo{display:flex;}
.modal-box{background:#fff;border-radius:12px;max-width:680px;width:100%;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 8px 32px rgba(0,0,0,.25);}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--borde);}
.modal-header h2{margin:0;font-size:1.05rem;color:var(--verde-osc);}
.modal-cerrar{background:none;border:none;font-size:1.5rem;line-height:1;color:#8593a1;cursor:pointer;padding:0 4px;}
.modal-cerrar:hover{color:var(--texto);}
.modal-body{padding:18px 20px;overflow-y:auto;}

/* ============================== RESPONSIVE ============================== */
@media (max-width: 720px){
  header{padding:12px 16px;}
  header h1{font-size:1.05rem;}
  header .info-usuario{text-align:left;font-size:0.8rem;}
  nav{padding:0 10px;}
  nav button{padding:10px 12px;font-size:0.85rem;}
  main{padding:16px 12px;}
  .card{padding:14px 14px;}
  table{font-size:0.82rem;}
  th,td{padding:6px;}
  .login-wrap{margin:40px auto;}
}

@media (max-width: 480px){
  .fila{gap:10px;}
  .fila > div{flex:1 1 100%;min-width:100%;}
  .fila > div[style*="flex:0"]{flex:0 0 auto;min-width:0;}
  header .header-acciones{width:100%;justify-content:space-between;}
  header select{max-width:60%;}
  table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;}
}