/* Pantalla de login · colores corporativos Universidad Loyola */
:root {
    --loyola-azul: #192a67;
    --loyola-azul-oscuro: #111d4a;
    --loyola-celeste: #8cd1e7;
    --loyola-celeste-claro: #e8f6fb;
    --loyola-texto: #1f2a44;
    --loyola-borde: #cfd8e6;
}
* { box-sizing: border-box; }
body.login-body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--loyola-texto);
    background: #fff;
}

.login-layout { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }

/* ---------- Panel izquierdo (marca) ---------- */
.login-marca {
    position: relative;
    overflow: hidden;
    background: linear-gradient(155deg, var(--loyola-azul) 0%, var(--loyola-azul-oscuro) 100%);
    color: #fff;
    padding: 48px 56px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.login-marca::before { /* franja celeste corporativa */
    content: "";
    position: absolute; left: 0; top: 0; bottom: 0; width: 8px;
    background: var(--loyola-celeste);
}
.login-marca .deco {
    position: absolute;
    right: -120px; bottom: -140px;
    width: 560px; height: auto;
    opacity: .09;
    pointer-events: none;
}
.login-marca .logo { width: 260px; max-width: 70%; height: auto; display: block; position: relative; }
.login-marca .contenido { position: relative; max-width: 560px; margin: 40px 0; }
.login-marca .etiqueta {
    display: inline-block;
    color: var(--loyola-celeste);
    text-transform: uppercase;
    letter-spacing: .14em;
    font-size: .8em;
    font-weight: 700;
    margin-bottom: 14px;
}
.login-marca h1 {
    color: #fff;
    font-size: 2.1em;
    line-height: 1.25;
    margin: 0 0 18px;
    font-weight: 700;
}
.login-marca h1 .resalte { color: var(--loyola-celeste); }
.login-marca .pie { position: relative; font-size: .85em; color: rgba(255,255,255,.65); }

/* ---------- Panel derecho (formulario) ---------- */
.login-form-panel {
    display: flex; align-items: center; justify-content: center;
    padding: 40px 28px;
    background: linear-gradient(180deg, #fff 0%, var(--loyola-celeste-claro) 100%);
}
.login-caja { width: 100%; max-width: 400px; }
.login-caja .logo-movil { display: none; }
.login-caja h2 { margin: 0 0 6px; font-size: 1.6em; color: var(--loyola-azul); }
.login-caja .intro { margin: 0 0 24px; color: #5a6682; font-size: .95em; line-height: 1.45; }

.login-caja label { display: block; font-size: .85em; font-weight: 600; color: var(--loyola-azul); margin-bottom: 6px; }
.login-caja .campo { margin-bottom: 16px; }
.login-caja input, .login-caja select {
    width: 100%;
    padding: 11px 13px;
    border: 1.5px solid var(--loyola-borde);
    border-radius: 8px;
    font-size: 1em;
    background: #fff;
    color: var(--loyola-texto);
    transition: border-color .15s, box-shadow .15s;
}
.login-caja input:focus, .login-caja select:focus {
    outline: none;
    border-color: var(--loyola-celeste);
    box-shadow: 0 0 0 4px rgba(140, 209, 231, .35);
}
.login-caja .con-ojo { position: relative; }
.login-caja .con-ojo input { padding-right: 46px; }
.login-caja .ojo {
    position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
    background: none; border: none; cursor: pointer;
    color: #6b7794; padding: 6px 8px; font-size: 1.05em; line-height: 1;
}
.login-caja .ojo:hover { color: var(--loyola-azul); opacity: 1; }

.login-caja button.entrar {
    width: 100%;
    margin-top: 6px;
    padding: 13px;
    border: none;
    border-radius: 8px;
    background: var(--loyola-azul);
    color: #fff;
    font-size: 1.05em;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(25, 42, 103, .25);
    transition: background .15s, transform .1s;
}
.login-caja button.entrar:hover { background: #22388a; opacity: 1; }
.login-caja button.entrar:active { transform: translateY(1px); }

.login-caja .error {
    background: #fdecec; border: 1px solid #f3b5b5; color: #8a1f1f;
    padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: .92em;
}

/* ---------- Móvil / tablet ---------- */
@media (max-width: 860px) {
    .login-layout { grid-template-columns: 1fr; }
    .login-marca { padding: 28px 24px; }
    .login-marca .logo { width: 190px; }
    .login-marca .contenido { margin: 24px 0 8px; }
    .login-marca h1 { font-size: 1.35em; }
    .login-marca .pie { display: none; }
    .login-marca .deco { width: 320px; right: -80px; bottom: -90px; }
    .login-form-panel { padding: 28px 20px 40px; align-items: flex-start; }
}

/* ---------- Logo clicable + ventanas de créditos / historial ---------- */
.js-logo-creditos { cursor: pointer; }
.modal-fondo { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.55); align-items: center; justify-content: center; z-index: 1000; padding: 20px; }
.modal-fondo.visible { display: flex; }
.modal-caja { background: #fff; border-radius: 10px; padding: 26px 30px; max-width: 520px; width: 100%; max-height: 80vh; overflow-y: auto; position: relative; color: var(--loyola-texto); }
.modal-caja h2 { color: var(--loyola-azul); margin-top: 0; }
.modal-caja a { color: var(--loyola-azul); }
.modal-cerrar { position: absolute; top: 8px; right: 12px; background: none; border: none; font-size: 1.6em; line-height: 1; cursor: pointer; color: #888; }
.modal-cerrar:hover { color: #333; }