:root {
    --pvc-color-primario: #0d6efd;
    --pvc-color-secundario: #6c757d;
    --pvc-color-fondo: #ffffff;
    --pvc-color-texto: #212529;
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    background:
        linear-gradient(
            135deg,
            var(--pvc-color-primario),
            var(--pvc-color-secundario)
        );
    font-family:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

.pvc-login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 15px;
}

.pvc-login-card {
    width: 100%;
    max-width: 520px;
    padding: 42px 40px;
    background: var(--pvc-color-fondo);
    border-radius: 18px;
    box-shadow:
        0 20px 45px rgba(0, 0, 0, 0.25);
    text-align: center;
}

.pvc-login-logo {
    display: block;
    max-width: 100%;
    max-height: 90px;
    width: auto;
    height: auto;
    margin: 0 auto 20px;
    object-fit: contain;
}

.pvc-company-name {
    margin: 0 0 8px;
    color: var(--pvc-color-texto);
    font-size: 1.65rem;
    font-weight: 650;
    word-break: break-word;
}

.pvc-login-subtitulo {
    margin-bottom: 25px;
    color: #6c757d;
}

.form-label {
    font-size: 0.92rem;
    font-weight: 600;
}

.form-control {
    min-height: 49px;
    padding: 12px 13px;
    border-radius: 12px;
}

.input-group .form-control {
    border-radius: 12px 0 0 12px;
}

.input-group .btn {
    border-radius: 0 12px 12px 0;
}

.form-control:focus {
    border-color: var(--pvc-color-primario);
    box-shadow:
        0 0 0 0.2rem
        rgba(13, 110, 253, 0.18);
}

.btn-pvc-tema {
    min-height: 48px;
    background-color: var(--pvc-color-primario);
    border-color: var(--pvc-color-primario);
    color: #ffffff;
    border-radius: 12px;
    font-weight: 600;
}

.btn-pvc-tema:hover,
.btn-pvc-tema:focus {
    color: #ffffff;
    filter: brightness(0.92);
}

.btn-pvc-tema:disabled {
    cursor: wait;
    opacity: 0.75;
}

.pvc-links-row {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.88rem;
}

.pvc-links-row a {
    text-decoration: none;
}

#loginPvcAlerta,
#cambioPasswordAlerta {
    text-align: left;
}

#modalCambiarPasswordPvc .modal-content {
    border: 0;
    border-radius: 16px;
    box-shadow:
        0 20px 55px rgba(0, 0, 0, 0.28);
}

#modalCambiarPasswordPvc .modal-header {
    border-bottom: 1px solid #e9ecef;
    padding: 22px 24px;
}

#modalCambiarPasswordPvc .modal-body {
    padding: 24px;
}

@media (max-width: 576px) {
    .pvc-login-card {
        padding: 30px 22px;
        border-radius: 16px;
    }

    .pvc-company-name {
        font-size: 1.3rem;
    }

    .pvc-links-row {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition: none !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}