:root{
  --azul:#1a4d8c; --azul2:#2a67b0; --gris:#5b6470; --grisclaro:#eef1f5;
  --verde:#1f8a4c; --naranjo:#c9761f; --rojo:#b5322b; --linea:#dde3ea;
  --texto:#1f2733; --fondo:#f3f5f9; --blanco:#fff;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",Arial,sans-serif;color:var(--texto);background:var(--fondo);line-height:1.45}
a{color:var(--azul2);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 4px}
h3{margin:18px 0 8px;font-size:15px;color:var(--azul)}
code{background:var(--grisclaro);padding:1px 5px;border-radius:4px;font-size:13px}
.muted{color:var(--gris)}
.small{font-size:12px}

/* Topbar */
.topbar{display:flex;align-items:center;gap:24px;background:var(--azul);color:#fff;padding:0 22px;height:56px}
.brand{font-size:18px;font-weight:600;letter-spacing:.3px}
.logo{background:#fff;color:var(--azul);border-radius:6px;padding:2px 7px;font-weight:800;margin-right:4px}
.topbar nav{display:flex;gap:6px;flex:1}
.topbar nav a{color:#dbe6f5;padding:8px 12px;border-radius:6px;font-size:14px}
.topbar nav a:hover{background:rgba(255,255,255,.12);text-decoration:none}
.topbar nav a.on{background:rgba(255,255,255,.2);color:#fff}
.userbox{display:flex;align-items:center;gap:10px;font-size:13px}
.uname{font-weight:600}
.urole{background:rgba(255,255,255,.15);padding:2px 8px;border-radius:10px;font-size:11px}
.salir{color:#fff;border:1px solid rgba(255,255,255,.4);padding:5px 10px;border-radius:6px}
.salir:hover{background:rgba(255,255,255,.15);text-decoration:none}

.wrap{max-width:1100px;margin:22px auto;padding:0 18px}
.pie{text-align:center;color:var(--gris);font-size:12px;padding:24px}

/* Cards */
.card{background:var(--blanco);border:1px solid var(--linea);border-radius:10px;padding:18px;margin-bottom:18px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.card.estrecho{max-width:640px}
.head-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:12px;flex-wrap:wrap}

/* Botones */
.btn{display:inline-block;background:var(--azul);color:#fff;border:0;border-radius:7px;padding:10px 16px;font-size:14px;cursor:pointer;text-align:center}
.btn:hover{background:var(--azul2);text-decoration:none}
.btn.full{width:100%;margin-top:12px;padding:12px}
.btn.peq{padding:6px 10px;font-size:12.5px;border-radius:6px}
.btn.gris{background:#6b7581}.btn.gris:hover{background:#59626e}
.btn.verde{background:var(--verde)}.btn.verde:hover{background:#176e3c}

/* Formularios */
.form label{display:block;font-size:13px;font-weight:600;margin:12px 0 4px;color:#33404f}
.form input,.form select,.form textarea{width:100%;padding:9px 10px;border:1px solid #c7d0da;border-radius:7px;font-size:14px;font-family:inherit;background:#fff}
.form textarea{resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--azul2);box-shadow:0 0 0 3px rgba(42,103,176,.15)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.chk{display:flex;align-items:center;gap:8px;font-weight:400 !important;margin-top:14px;font-size:13px}
.chk input{width:auto}
form.inline{display:flex;gap:6px;align-items:center;margin:0}
form.inline select{padding:6px 8px;border:1px solid #c7d0da;border-radius:6px;font-size:12.5px;max-width:190px}

/* Tabla */
.tabla{width:100%;border-collapse:collapse;font-size:13.5px}
.tabla th{text-align:left;background:var(--grisclaro);padding:10px;border-bottom:2px solid var(--linea);font-size:12px;text-transform:uppercase;letter-spacing:.3px;color:#4a5563}
.tabla td{padding:10px;border-bottom:1px solid var(--linea);vertical-align:middle}
.tabla tr:hover td{background:#fafbfd}
.acciones{display:flex;gap:6px;flex-wrap:wrap}
.vacio{text-align:center;color:var(--gris);padding:26px}

/* Badges */
.badge{display:inline-block;padding:3px 10px;border-radius:12px;font-size:11.5px;font-weight:600;color:#fff}
.b-gris{background:#8a94a0}.b-naranjo{background:var(--naranjo)}.b-verde{background:var(--verde)}

/* Login */
.login-card{max-width:380px;margin:8vh auto;background:#fff;border:1px solid var(--linea);border-radius:14px;padding:30px;box-shadow:0 8px 30px rgba(20,50,90,.12)}
.login-logo{font-size:24px;font-weight:700;text-align:center;color:var(--azul);margin-bottom:4px}
.login-card .sub{text-align:center;color:var(--gris);font-size:13px;margin:0 0 18px}
.alert{background:#fdecec;border:1px solid #f3b7b4;color:var(--rojo);padding:10px 12px;border-radius:8px;font-size:13.5px;margin-bottom:12px}
.alert.ok{background:#e7f6ec;border-color:#a6dcb8;color:var(--verde)}
.ayuda{margin-top:16px;font-size:12.5px;color:var(--gris);border-top:1px solid var(--linea);padding-top:12px}
.ayuda summary{cursor:pointer;font-weight:600}
.ayuda p{margin:6px 0}

/* Columnas medico */
.cols{display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap}
.grow{flex:1 1 520px}
.lado{flex:1 1 320px;max-width:420px}

/* PDF */
.pdfview{width:100%;height:640px;border:1px solid var(--linea);border-radius:8px}
.datos-paciente{display:flex;gap:22px;flex-wrap:wrap;background:#fff;border:1px solid var(--linea);border-radius:8px;padding:12px 16px;margin:12px 0;font-size:14px}
.nota-admin{background:#fff7e8;border:1px solid #f0dca8;border-radius:8px;padding:10px 14px;font-size:13.5px;margin-bottom:12px}
.volver{display:inline-block;margin-bottom:8px;font-size:13px}

/* Firma */
.firma-wrap{border:2px dashed #b9c4d2;border-radius:8px;background:#fcfdff;display:inline-block}
#firmaCanvas{display:block;touch-action:none;cursor:crosshair;width:360px;height:130px}
.firma-btns{margin-top:8px}

/* Avisos */
.aviso{border:1px solid var(--linea);border-radius:8px;padding:10px 12px;margin-bottom:10px;font-size:13px;background:#fff}
.aviso.nuevo{border-left:4px solid var(--naranjo);background:#fffdf7}
.aviso-top{display:flex;justify-content:space-between;gap:10px;margin-bottom:4px;font-size:12.5px}

/* Mensaje */
.msg{text-align:center;padding:20px}
.msg h2{color:var(--verde)}
.msg-error h2{color:var(--rojo)}
.msg .btn{margin-top:14px}

@media (max-width:640px){
  .grid2{grid-template-columns:1fr}
  .topbar{flex-wrap:wrap;height:auto;padding:10px}
}