:root {
  --azul: #1e2f4d; --azul-2: #2b4270; --dorado: #f5a623; --fondo: #f4f6fa; --tarjeta: #fff;
  --texto: #1b2433; --suave: #5b667a; --linea: #dde3ee; --ok: #1f7a4d; --error: #b3261e;
  --lado: clamp(16px, 3vw, 56px); /* margen lateral: crece con la pantalla */
}
@media (prefers-color-scheme: dark) {
  :root { --fondo: #0f1624; --tarjeta: #18233a; --texto: #e8ecf5; --suave: #9aa6bd; --linea: #2c3a57; --azul-2: #8fb0ff; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--fondo); color: var(--texto); }
a { color: var(--azul-2); }
header.top { background: var(--azul); color: #fff; }
header.top .in { max-width: none; margin: 0; padding: 8px var(--lado); display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
header.top img { width: 44px; height: 44px; border-radius: 8px; }
header.top .marca { font-weight: 700; font-size: 17px; margin-right: auto; color: #fff; text-decoration: none; }
header.top nav { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
header.top nav a { color: #dbe4f7; text-decoration: none; }
header.top nav a:hover { color: var(--dorado); }
header.top form { margin: 0; display: inline; }
main { width: 100%; max-width: none; margin: 0; padding: 20px var(--lado) 60px; }
h1 { font-size: 24px; margin: 4px 0 16px; color: var(--azul-2); }
h2 { font-size: 17px; margin: 0 0 10px; }
.card { background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin-bottom: 16px; }
.kpi { background: var(--tarjeta); border: 1px solid var(--linea); border-left: 4px solid var(--dorado); border-radius: 12px; padding: 12px 14px; }
.kpi b { display: block; font-size: 28px; line-height: 1.1; }
.kpi span { color: var(--suave); font-size: 13px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--linea); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--suave); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
meter { width: 100%; height: 10px; }
meter::-webkit-meter-bar { background: var(--linea); border: 0; border-radius: 6px; height: 10px; }
meter::-webkit-meter-optimum-value, meter::-webkit-meter-suboptimum-value, meter::-webkit-meter-even-less-good-value { background: var(--dorado); border-radius: 6px; }
meter::-moz-meter-bar { background: var(--dorado); border-radius: 6px; }
td.barra { width: 22%; }
label { display: block; font-size: 13px; color: var(--suave); margin-bottom: 3px; }
input, select, textarea { width: 100%; padding: 9px 10px; font: inherit; color: var(--texto); background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 8px; }
input:disabled, select:disabled { background: transparent; border-style: dashed; color: var(--texto); opacity: 1; }
input[type=checkbox] { width: auto; }
.campos { display: grid; gap: 12px 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.btn { display: inline-block; padding: 9px 16px; border: 0; border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer;
       background: var(--azul); color: #fff; text-decoration: none; }
.btn.oro { background: var(--dorado); color: #1b2433; }
.btn.claro { background: transparent; color: var(--azul-2); border: 1px solid var(--linea); }
.btn.peligro { background: transparent; color: var(--error); border: 1px solid var(--error); padding: 5px 10px; }
.acciones { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 12px 0; }
.msg { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; border: 1px solid; }
.msg.ok { color: var(--ok); border-color: var(--ok); } .msg.error { color: var(--error); border-color: var(--error); }
.filtros { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); align-items: end; }
.etq { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 999px; background: var(--linea); }
.etq.admin { background: var(--dorado); color: #1b2433; } .etq.lider { background: var(--azul-2); color: #fff; }
.suave { color: var(--suave); } .pequeno { font-size: 13px; }
.entrada { max-width: 440px; margin: 40px auto; text-align: center; }
.entrada img { width: 110px; border-radius: 16px; }
.entrada form { text-align: left; }
.pie { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.campo-clave { position: relative; }
.campo-clave input { padding-right: 46px; }
.ojo { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); display: flex; align-items: center; justify-content: center;
       width: 38px; height: 38px; padding: 0; border: 0; border-radius: 8px; background: transparent; color: var(--suave); cursor: pointer; }
.ojo:hover, .ojo:focus-visible { color: var(--texto); background: var(--linea); outline: none; }
.scroll { overflow-x: auto; }
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
/* pantallas grandes (o con zoom reducido): letra y rejillas más amplias para aprovechar el espacio */
@media (min-width: 1600px) { body { font-size: 16px; } .grid { grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); } }
@media (min-width: 2200px) { body { font-size: 19px; } .grid { grid-template-columns: repeat(auto-fit, minmax(480px, 1fr)); } }
@media (min-width: 2800px) { body { font-size: 24px; } }
@media print { header.top, .acciones, .btn { display: none; } }

/* ---------------------------------------------------------------- pantalla de entrada (panel de marca + formulario) */
body.login-pagina { background: var(--tarjeta); }
.login { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.login-marca { position: relative; overflow: hidden; display: flex; flex-direction: column; align-items: center; justify-content: center;
               text-align: center; padding: 48px clamp(24px, 5vw, 90px); color: #fff;
               background: radial-gradient(circle at 18% 12%, #2d4676 0%, #1e2f4d 46%, #14213a 100%); }
.login-marca .logo { position: relative; width: clamp(112px, 9vw, 180px); border-radius: 18px; border: 1px solid rgba(255, 255, 255, .4);
                     box-shadow: 0 12px 34px rgba(0, 0, 0, .4); }
.login-marca h1 { position: relative; color: #fff; font-size: clamp(24px, 2.1vw, 40px); margin: 24px 0 14px; }
.linea-oro { position: relative; width: 72px; height: 3px; border: 0; border-radius: 3px; background: var(--dorado); margin: 0 0 18px; }
.login-marca p { position: relative; color: #cbd7ee; max-width: 360px; margin: 0; line-height: 1.65; }
.adorno { position: absolute; pointer-events: none; color: var(--dorado); }
.adorno.a1 { top: 0; right: 0; width: clamp(200px, 22vw, 380px); }
.adorno.a2 { bottom: 0; left: 0; width: clamp(220px, 24vw, 420px); }
.adorno.a3 { top: 0; right: 0; width: clamp(130px, 13vw, 240px); }
.login-form { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center;
              padding: 48px clamp(24px, 5vw, 90px); background: var(--tarjeta); }
.login-form form { position: relative; width: 100%; max-width: 420px; }
.login-form label { font-weight: 600; margin-top: 14px; }
.login-form input { padding: 13px 14px; border-radius: 10px; border-color: #bccbe6; background: var(--fondo); }
.login-form input:focus { outline: 2px solid var(--dorado); outline-offset: 1px; }
.login-form .acciones { flex-direction: column; align-items: stretch; gap: 12px; margin-top: 24px; }
.login-form .btn { width: 100%; text-align: center; padding: 14px 16px; border-radius: 10px; }
.login-form .msg { margin-bottom: 4px; }
@media (max-width: 860px) {
  .login { grid-template-columns: 1fr; min-height: 0; }
  .login-marca { padding: 40px 24px 36px; }
  .login-form { padding: 36px 24px 56px; }
  .adorno.a1 { width: 200px; } .adorno.a2 { display: none; }  /* detrás del texto le quitaría legibilidad */
}
@media (min-width: 2200px) { .login-form form { max-width: 560px; } }