/* ==========================================================================
   PANTALLA DE LOGIN - CSS NATIVO
   ========================================================================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f1f5f9;
    padding: 20px;
}

.login-card {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 36px 32px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.login-brand {
    font-size: 1.7rem;
    font-weight: 800;
    color: #1e40af;
    text-align: center;
    letter-spacing: 2px;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.login-subtitle {
    font-size: 0.9rem;
    color: #64748b;
    text-align: center;
    margin-bottom: 26px;
}

.login-card .form-group {
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
}

.login-card label {
    font-size: 0.9rem;
    font-weight: 700;
    color: #334155;
    margin-bottom: 6px;
}

.login-card input {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    box-sizing: border-box;
}

.login-card input:focus {
    outline: 3px solid #93c5fd;
    border-color: #1e40af;
}

.btn-login {
    width: 100%;
    background-color: #1e40af;
    color: #ffffff;
    border: none;
    padding: 13px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease;
    margin-top: 10px;
}

.btn-login:hover {
    background-color: #1d4ed8;
}

.alerta-error {
    background-color: #fee2e2;
    color: #dc2626;
    padding: 12px 14px;
    border-radius: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 18px;
    border: 1px solid #fecaca;
}