:root{--azul-oscuro:#0f2942;--azul:#1c3f5f;--acento:#2f80ed;--verde:#1a9e6a;--rojo:#d64545;--naranja:#d68f10;--gris-texto:#5a6472;--gris-borde:#e2e6eb;--fondo:#f4f6f8;--blanco:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{background:var(--fondo);color:#1c1f24;margin:0}h1{margin:0 0 4px;font-size:1.6rem}h2{color:var(--azul-oscuro);margin:0 0 12px;font-size:1.05rem}a{color:var(--acento);text-decoration:none}a:hover{text-decoration:underline}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--azul-oscuro);color:#d7e3f0;flex-direction:column;flex-shrink:0;width:230px;padding:20px 0;display:flex}.sidebar .brand{color:#fff;padding:0 20px 20px;font-size:1.2rem;font-weight:700}.brand span{color:#7fb2ff}.sidebar nav{flex-direction:column;flex:1;gap:2px;display:flex}.sidebar nav a{color:#b9c9dc;border-left:3px solid #0000;padding:11px 20px;font-size:.92rem}.sidebar nav a:hover{background:#ffffff0f;text-decoration:none}.sidebar nav a.active{color:#fff;border-left-color:var(--acento);background:#2f80ed2e;font-weight:600}.sidebar-footer{color:#9db2c9;border-top:1px solid #ffffff1a;padding:16px 20px 0;font-size:.85rem}.main{flex:1;min-width:0;max-width:100%;padding:28px 34px;overflow-x:auto}.login-shell{background:linear-gradient(160deg, var(--azul-oscuro), var(--azul));justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--blanco);border-radius:14px;flex-direction:column;gap:14px;width:340px;padding:36px 32px;display:flex;box-shadow:0 20px 50px #00000040}.login-card .brand{color:var(--azul-oscuro);font-size:1.4rem;font-weight:700}.login-card .brand span{color:var(--acento)}.login-subtitulo{color:var(--gris-texto);margin:-8px 0 6px;font-size:.9rem}.tarjetas{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:18px 0 24px;display:grid}.tarjeta{background:var(--blanco);border:1px solid var(--gris-borde);border-radius:10px;padding:16px 18px}.tarjeta-alerta{border-color:var(--rojo);background:#fdf1f1}.tarjeta-titulo{color:var(--gris-texto);margin-bottom:6px;font-size:.8rem}.tarjeta-valor{color:var(--azul-oscuro);font-size:1.4rem;font-weight:700}.tarjeta-nota{color:var(--gris-texto);margin-top:4px;font-size:.78rem}.paneles{grid-template-columns:1.2fr 1fr;align-items:start;gap:20px;display:grid}@media (width<=980px){.paneles{grid-template-columns:1fr}}.panel{background:var(--blanco);border:1px solid var(--gris-borde);border-radius:10px;min-width:0;margin-bottom:20px;padding:18px 20px}.tabla-envoltorio{min-width:0;overflow-x:auto}table{border-collapse:collapse;background:var(--blanco);width:100%;font-size:.88rem}th,td{text-align:left;border-bottom:1px solid var(--gris-borde);padding:9px 12px}th{color:var(--gris-texto);text-transform:uppercase;letter-spacing:.03em;font-size:.78rem;font-weight:600}tbody tr:hover{background:#fafbfc}.tabla-cronograma{margin-top:16px}.formulario-tarjeta{background:var(--blanco);border:1px solid var(--gris-borde);border-radius:10px;flex-direction:column;gap:12px;margin-bottom:20px;padding:18px 20px;display:flex}.formulario-linea{flex-wrap:wrap;gap:14px;display:flex}.formulario-linea>label,.formulario-tarjeta>label{color:var(--gris-texto);flex-direction:column;flex:1;gap:5px;min-width:160px;font-size:.82rem;display:flex}.login-card label{color:var(--gris-texto);flex-direction:column;gap:5px;font-size:.82rem;display:flex}input,select{border:1px solid var(--gris-borde);color:#1c1f24;border-radius:6px;padding:8px 10px;font-family:inherit;font-size:.92rem}input:focus,select:focus{outline:2px solid var(--acento);outline-offset:1px}.filtros{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:14px;display:flex}.filtros input,.filtros select{min-width:180px}.btn{cursor:pointer;border:none;border-radius:7px;align-self:flex-start;padding:9px 18px;font-size:.9rem;font-weight:600}.btn-primario{background:var(--acento);color:#fff}.btn-primario:hover{background:#2568c4}.btn-primario:disabled{opacity:.6;cursor:default}.btn-secundario{color:var(--azul-oscuro);background:#eef2f6}.btn-secundario:hover{background:#e2e8ee}.btn-link{color:var(--acento);cursor:pointer;background:0 0;border:none;padding:0;font-size:.85rem}.btn-peligro{color:var(--rojo);margin-top:10px}.encabezado-con-accion{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:6px;display:flex}.badge{border-radius:999px;padding:3px 10px;font-size:.76rem;font-weight:600;display:inline-block}.badge-activo{color:var(--verde);background:#e5f6ee}.badge-en_mora{color:var(--rojo);background:#fbeaea}.badge-cerrado,.badge-pendiente{color:var(--gris-texto);background:#eef0f2}.badge-parcial{color:var(--naranja);background:#fdf3e2}.badge-pagada{color:var(--verde);background:#e5f6ee}.texto-suave{color:var(--gris-texto);font-size:.88rem}.alerta-error{color:#a32a2a;background:#fdecec;border:1px solid #f3c6c6;border-radius:8px;margin-bottom:12px;padding:10px 14px;font-size:.88rem}.cargando{text-align:center;color:var(--gris-texto);padding:40px}