/* Pantalla de autenticación administrativa: composición 50/50. */
body.login-page {
    display: block;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: var(--uprrp-page-bg, #F5F6F8);
    color: var(--uprrp-text, #261C1C);
}

.login-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
}

.login-visual {
    min-width: 0;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    overflow: hidden;
    /* El entorno de la imagen comparte la textura gris arena del formulario. */
    background-color: var(--uprrp-page-bg, #F5F6F8);
    background-image:
        url('../images/login_sand_grain.png'),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0));
    background-repeat: repeat, no-repeat;
    background-size: 256px 256px, 100% 100%;
}

.login-visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 0;
    box-shadow: none;
}

.login-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    padding: clamp(24px, 5vw, 72px);
    background-color: var(--uprrp-page-bg, #F5F6F8);
    /* Textura tipo arena: grano fino y visible sin oscurecer el panel. */
    background-image:
        url('../images/login_sand_grain.png'),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0));
    background-repeat: repeat, no-repeat;
    background-size: 256px 256px, 100% 100%;
}

.login-page .login-card {
    width: min(500px, 100%);
    padding: clamp(28px, 3.6vw, 42px);
    border: 1px solid var(--uprrp-border, #D9DDE1);
    border-top: 5px solid var(--uprrp-red-primary, #E70000);
    border-radius: 20px;
    background: var(--uprrp-white, #FFFFFF);
    box-shadow: var(--uprrp-shadow-md, 0 10px 30px rgba(38, 28, 28, 0.12));
}

.login-page .brand-block {
    margin-bottom: 28px;
    text-align: center;
}

.login-page .brand-block h1 {
    margin: 0;
    font-size: clamp(1.55rem, 2vw, 2rem);
    line-height: 1.15;
    color: var(--uprrp-text, #261C1C);
}

.login-page .alert {
    margin-bottom: 18px;
}

.login-form label {
    display: block;
    margin: 0 0 10px;
    font-weight: 700;
    font-size: 1rem;
    color: var(--uprrp-text, #261C1C);
}

.login-form .input-group {
    display: flex;
    align-items: stretch;
    margin-bottom: 18px;
    border: 1px solid var(--uprrp-border, #D9DDE1);
    border-radius: 10px;
    background: var(--uprrp-surface-muted, #F0F1F3);
    overflow: hidden;
}

.login-form .input-group:focus-within {
    border-color: var(--uprrp-focus-border, #E70000);
    box-shadow: var(--uprrp-focus-ring, 0 0 0 .22rem rgba(231,0,0,.22));
}

.login-form .input-icon {
    width: 44px;
    flex: 0 0 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--uprrp-gray-dark, #74777A);
    border-right: 1px solid var(--uprrp-border, #D9DDE1);
}

.login-form .input-icon svg,
.login-form .password-toggle svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.login-form .input-group input {
    width: 100%;
    border: 0;
    border-radius: 0;
    margin: 0;
    padding: 14px 14px;
    background: transparent;
    color: var(--uprrp-text, #261C1C);
}

.login-form .input-group input::placeholder {
    color: var(--uprrp-text-muted, #62676D);
}

.login-form .input-group input:focus {
    outline: none;
    box-shadow: none;
}

.login-form .input-group-password input {
    padding-right: 10px;
}

.login-form .password-toggle {
    width: 50px;
    flex: 0 0 50px;
    border: 0;
    border-left: 1px solid var(--uprrp-border, #D9DDE1);
    background: transparent;
    color: var(--uprrp-black, #261C1C);
    cursor: pointer;
}

.login-form .password-toggle:hover {
    background: rgba(231, 0, 0, 0.05);
}

.login-form .password-toggle:focus {
    outline: none;
}

.policy-check {
    display: flex !important;
    align-items: flex-start;
    gap: 10px;
    margin: 8px 0 22px !important;
    font-weight: 400 !important;
    font-size: 0.96rem !important;
    line-height: 1.45;
    color: var(--uprrp-text-muted, #62676D);
}

.policy-check input[type="checkbox"] {
    width: 17px;
    height: 17px;
    margin: 3px 0 0;
    accent-color: var(--uprrp-red-primary, #E70000);
    flex: 0 0 17px;
}

.policy-check a {
    color: var(--uprrp-red-primary, #E70000);
    font-weight: 700;
    text-decoration: underline;
}

.login-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 18px;
    font-size: 1.05rem;
    border-radius: 10px;
    background: var(--uprrp-red-primary, #E70000);
}

.login-submit:hover {
    background: var(--uprrp-red-hover, #B80000);
}

.login-submit:active {
    background: var(--uprrp-red-active, #9F0000);
}

.login-submit .btn-icon {
    line-height: 1;
    font-size: 1rem;
}

.login-card-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 22px;
    padding-top: 6px;
}

.login-card-footer img {
    display: block;
    width: min(100%, 170px);
    height: auto;
}

.login-copyright {
    display: block;
    margin-top: 12px;
    color: var(--uprrp-text-muted, #62676D);
    font-size: 0.75rem;
    line-height: 1.4;
    text-align: center;
}

@media (max-width: 980px) {
    .login-layout {
        grid-template-columns: 1fr;
    }

    .login-visual {
        height: clamp(180px, 33vh, 290px);
        min-height: 0;
        padding: 0;
    }

    .login-visual img {
        max-height: 100%;
        width: 100%;
    }

    .login-form-panel {
        padding: 20px 18px 40px;
        align-items: flex-start;
    }
}

@media (max-width: 420px) {
    .login-page .login-card {
        padding: 24px 18px;
        border-radius: 16px;
    }

    .login-page .brand-block {
        margin-bottom: 22px;
    }

    .login-page .brand-block h1 {
        font-size: 1.5rem;
    }

    .login-form label {
        font-size: 0.96rem;
    }
}